Device for limiting and / or damping a foot movement via the ankle joint, and shoe

EP4551168A1Pending Publication Date: 2025-05-14BETTERGUARDS TECH GMBH
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Patent Information

Application Number
EP2023738658
Authority / Receiving Office
EP · EP
Patent Type
Applications
Current Assignee / Owner
Priority Date
2022-07-05
Filing Date
2023-06-30
Publication Date
2025-05-14

AI Technical Summary

Technical Problem

Existing devices for limiting and damping foot movements via the ankle joint are often uncomfortable, expensive, and ineffective due to poor fit, as they require custom production and cannot adapt to varying foot dimensions, leading to either inadequate protection or restricted mobility during physiological movements.

Method used

A device with a support arrangement for the lower leg and a holding arrangement for the foot, featuring a connecting element that can be tightened to apply prestress, allowing for adjustable tension to fit different ankle circumferences, thereby providing adaptive protection without compromising comfort or mobility.

Benefits of technology

The device effectively limits or dampens excessive foot movements while maintaining comfort and adaptability across various foot dimensions, ensuring protection without unnecessary restriction during both physiological and potentially injurious movements.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention relates to a device (1) for limiting and / or damping a foot movement via the ankle joint, comprising: a support assembly (2) for support on a lower limb (112) and / or proximally on the ankle-joint malleolus (114); a holding assembly (3) for holding on a foot (110), preferably on a sole region of a foot (110); and at least one connection element (4), which extends between the support assembly (2) and the holding assembly (3) and is connected to each of the support assembly and the holding assembly. The device also comprises a tightening assembly (5) for tightening the connection element (4), which tightening assembly is designed such that the connection element (4) between the holding assembly (3) and the support assembly (2) can be changed between a loosened state and a tightened state. The invention also relates to a shoe (100) for limiting and / or damping a foot movement via the ankle joint.
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Description

[0001] Device for limiting and / or dampening a foot movement via the ankle joint, and shoe

[0002] Technical area

[0003] The present invention relates to a device for limiting and / or damping foot movements via the ankle joint and a shoe for limiting and / or damping foot movements via the ankle joint.

[0004] State of the art

[0005] It is known to stabilize ankle movement using devices that limit or dampen foot movements in order to counteract trauma resulting from twisting, i.e., movement of the ankle across at least one of its axes in an unphysiological range. The most common form of twisting trauma is ankle sprain, either a stretch or rupture resulting from inversion. Inversion movements across an ankle axis result in a change in the distance between the foot and the lower leg due to the increasing inversion angle. Exceeding a certain inversion angle or a certain inversion speed or inversion acceleration can lead to injuries to the ankle ligaments or ruptures.

[0006] To prevent this, devices are available that allow movement within a certain range and completely prevent movement beyond a certain limiting angle of movement around the ankle joint axis. For this purpose, relatively rigid orthoses are known, in which the primary goal is to inhibit movement using splints or splint plates.

[0007] Furthermore, devices or shoes are known in which movement of the ankle joint is permitted up to a certain limiting angle of movement, and, due to the design, movement beyond this limiting angle is completely blocked. A corresponding device is known, for example, from EP 2 717 809 A2.

[0008] Furthermore, devices are known which always allow a minimum amount of movement when tightened, but block dangerous movements.

[0009] DE 10 2014 107 335 A1 describes a device for adaptively limiting inversion or supination movements across the ankle joint. In order to prevent the upper portion of the orthosis from shifting towards the foot when a force is applied from the foot, the ankle orthosis shown therein requires a pressure-resistant beam located on the medial side of the ankle joint to support the upper portion. This beam extends between the upper and lower portions of the orthosis and must be firmly connected to both portions. The beam must be designed in such a way that it redirects the tensile forces introduced into the upper portion via the extension device on the lateral side as compressive forces back into the lower portion on the medial side, without deforming or buckling. This does secure the position in the distal direction.However, the corpus callosum on the medial side of the foot continues to limit the range of motion of the ankle joint.

[0010] Furthermore, it is known to provide a fixation on the upper part to secure the upper part to a lower leg, instead of the aforementioned support between the upper and lower parts. In this case, the fixation allows the upper part to rest on the ankle from above. Due to the support and fixation, these devices are heavy, have a relatively rigid structure, and are not very comfortable to wear.

[0011] Newer devices or shoes are also known that provide a support arrangement that rests on the lower leg by deflecting a circumferential strap in an eyelet, tightening it, and then securing it. This support arrangement is connected to a holding arrangement for holding the foot via a damping element for dampening relative movement. Such devices can be found in DE 10 2018 124 932 A1 or DE 10 2017 109 877 A1.

[0012] However, in order to fully function, the devices mentioned above must be tailored to the dimensions of the wearer's lower leg. If individual components of the device are not in the intended position on the wearer's body when the device is being worn, this can reduce the protective effect of the device. In extreme cases of inappropriate positioning, the protective function can even fail completely. To date, this problem has been addressed by providing limiting devices in different sizes. However, even with the same foot or shoe size, the thickness of the lower leg, ankle and foot varies considerably from person to person. Accordingly, the device may not be particularly suitable for wearers with comparatively thin feet if they are fitted to a "standard foot" with larger dimensions of the foot area, such as ankle circumference or ankle cross-section (area), lower leg circumference or ankle length.The lower leg cross-section (area) and the height and thickness of the metatarsal and forefoot fit (too) loosely on the foot when worn, so that in the event of a twisting ankle, the device, in particular the components of the device intended to limit travel or dampen foot movement, such as tensile strength areas and ligaments, first align and tighten before any protective effect occurs. Accordingly, it may be possible that in the case of comparatively slender feet with a comparatively small ankle circumference, the protective effect with regard to, for example, an inversion angle and / or supination angle does not occur as intended, but only when there is an unintentionally large deflection from the neutral position. In the case of feet with comparatively large dimensions orIn the case of comparatively thick feet with a comparatively large ankle circumference, it may happen that the components of the device that perform the protective function, in particular tension-resistant bands, are already subject to tension due to the great thickness of the foot when the foot is in a neutral position, or that they already exert their limiting and / or dampening effect in relation to, for example, an inversion angle and / or supination angle, so that the mobility of the foot around the ankle may be restricted even during physiological movements that are not generally expected to cause injury. To take this into account, the device can be custom-made for each wearer.However, due to the resulting need for individual production, custom-made devices are comparatively expensive, which leads to high acquisition costs and high expenditure, making such solutions inaccessible to the broad mass of wearers.

[0013] Description of the invention

[0014] Based on the known prior art, it is an object of the present invention to provide an improved device for limiting and / or damping foot movement via the ankle joint, as well as a corresponding shoe. This object is achieved by a device for limiting and / or damping foot movement via the ankle joint with the features of claim 1. Advantageous further developments emerge from the subclaims, the description, and the figures.

[0015] Accordingly, a device for limiting and / or dampening a foot movement via the ankle joint is proposed, comprising a support arrangement for supporting on a lower leg and / or proximally on the ankle joint, a holding arrangement for holding on a foot, preferably a sole region of a foot, and at least one connecting element which extends between the support arrangement and the holding arrangement and is connected to each of them.

[0016] The connecting element is a force transmission connection between the support assembly and the holding assembly, through which forces can be transmitted between the holding assembly and the support assembly. Preferably, the connecting element is a connecting strap.

[0017] The device further comprises a tightening arrangement for tightening the connection element, wherein the tightening arrangement is configured such that the connection element can be changed between the holding arrangement and the support arrangement between a released state and a tightened state.

[0018] The term "tightening" here means bringing or placing under tensile stress. Accordingly, the "tightened state" corresponds to a state in which the connecting element is in a prestressed state. The term "released" or "released state" is further defined as a state in which the connecting element is loose, i.e., without being subjected to tensile stress. In the released state, the connecting element is displaceable on at least one of a connection to the support arrangement, preferably at least one of the first connection and / or the second connection, and a holding arrangement connection. The tightening arrangement accordingly provides the possibility of changing the length of the connecting element between its connection to the support arrangement and its holding arrangement connection to the holding arrangement, preferably between the first connection and the second connection to the support arrangement.In the released state, the length of the connecting element between its connection to the support arrangement and its holding arrangement connection to the holding arrangement, preferably between the first connection and the second connection, can be extended in such a way that attachment of the device in its intended position on the foot can be made possible and / or easier. By “tightening” the connecting element, preferably on or in the region of a connection to the support arrangement and / or a free end of the connecting element, particularly preferably on or in the region of the first connection or the second connection, the length of the connecting element between the support arrangement and the holding arrangement is shortened, preferably between the first connection and the second connection. If the connecting element is initially loose in the released state after the device has been attached to the foot, tightening the connecting element orthe associated shortening of the length of the connecting element between the support arrangement and the holding arrangement, preferably between the first connection and the second connection, the tightening can take place. In other words, the tightening arrangement can put the connecting element between the support arrangement and the holding arrangement, preferably between the first connection and the second connection, "under tension", i.e. a tensile stress, preferably a tensile stress in a predetermined range or predetermined level, can be applied to the connecting element. As a result, the connecting element is taut between the support arrangement and the holding arrangement, wherein it is preferably taut, and therefore prestressed, between the first connection and the holding arrangement connection, and taut, and therefore prestressed, between the holding arrangement connection and the second connection.In other words, the connecting element is in a taut state between the support arrangement and the holding arrangement and is subjected to tension or prestress.

[0019] Because the device comprises a tightening arrangement for tightening the connection element, which is configured such that the connection element can be switched between a loosened state and a tightened state between the holding arrangement and the support arrangement, it is possible to adapt the device, and in particular the connection element, to the dimensions, in particular the ankle circumference, of the wearer's foot, independently and decoupled from other components of the device or from their attachment to the leg and foot of the wearer. Accordingly, the connection element can be brought into a predetermined state, in particular to a predetermined pretension, in a predetermined position of the foot, preferably a neutral position of the foot.This makes it possible for feet with different dimensions, in particular with different ankle circumferences, to provide the desired protective effect of the device for a large number of wearers or even all possible wearers in a given area, thus neither too early nor too late and / or too high or too low. In particular, this is possible without other components of the device having to be fixed to the lower leg at a distance from the ankle, as is the case with known, conventional devices, for example, where a component corresponding to the support arrangement has to be fixed to the lower leg at a distance from the ankle, for example by tightening a loop or strap in such a way that the pressing force and the associated static friction try to prevent the support arrangement from slipping off. This would in fact result in a "constriction" of the foot, or at least in reduced wearing comfort, which could also have a negative impact on blood circulation to and from the foot.In comparison, the device proposed here does not require any components to be tightened unphysiologically or positioned at a location other than the intended location on the ankle area in order to achieve the desired protective effect within the desired range of motion. In other words, the tightening or pre-tensioning of the connection element is decoupled from the attachment or fastening of the device's support arrangement, in particular, to the foot above the ankle or on the proximal side of the wearer's ankle.

[0020] The neutral position of the foot preferably corresponds to the zero position of the foot with regard to supination / pronation, inversion / eversion and / or plantar extension / dorsiflexion or with regard to their angular position.

[0021] The terms lateral, medial, posterior, anterior, proximal, distal, dorsal and plantar are to be understood in such a way that they correspond to the anatomical directions when the device or shoe is correctly fitted to a foot.

[0022] The term "lateral side" therefore refers to the outer side of the device. The lateral side of the device corresponds to the lateral side of a human foot or lower human extremity when the wearer is wearing the shoe. When the device is worn, the "lateral side" faces to the side or away from the wearer's midline. In other words, the term "lateral side" refers to a lateral side of the human body in the sense of (topographical) anatomy.

[0023] Accordingly, the term “medial side” in this case encompasses an inner side of the device. The medial side of the device corresponds to a medial side of a human foot or a lower human extremity when the device is worn. The “medial side” is oriented towards the center of the body or is located in the middle when the device is worn. In other words, the term “medial side” encompasses a medial side of the human body in the sense of (topographical) anatomy. Furthermore, the term “dorsal” corresponds to the top side of the foot, the term “plantar” to the bottom side of the foot, the term “proximal” points towards or is located towards the center of the body, and the term “distal” points towards or is located away from the center of the body.

[0024] A "heel area" refers to an area of ​​the device or shoe in which the heel of a foot is accommodated when worn. Thus, the heel area corresponds to a rear or posterior side of the device in terms of the (topographical) anatomy of the human body. Consequently, the shoe heel area is opposite an anterior side.

[0025] The term “ankle joint” in this case includes the upper and lower ankle joints and accordingly the axis of movement of the upper ankle joint, which essentially enables plantar flexion and dorsiflexion of the foot, and the axis of movement of the lower ankle joint, which essentially enables inversion and eversion, as well as supination, adduction and plantar flexion, abduction and dorsiflexion.

[0026] The term "ankle" also refers to the acetabulum, the malleolar fork of the upper ankle joint. Consequently, the term "ankle" in this context encompasses the lateral malleolus, which is formed by the lateral malleolus, and the medial malleolus, which is formed by the medial malleolus. Due to the formation of the malleolar fork as an acetabulum, the ankle has a larger cross-sectional area in the proximal-distal direction than the above, and therefore proximal, portion of the lower leg. Consequently, the circumference of the ankle is larger than that of the proximal portion.

[0027] According to a further preferred embodiment, the connection element is connected to a first connection and a second connection on the support arrangement, and is connected to a holding arrangement connection on the holding arrangement between the first and second connection. In other words, the connection element preferably runs from the first connection to the holding arrangement connection, and from there further to the second connection. A further advantageous embodiment is one in which the connections are positioned relative to the connection element in such a way that a restraining force arising in the connection element as a result of a foot movement via the ankle joint is divided into a laterally proximal component and a medially proximal component on the support arrangement.This makes it possible, in particular, for the restraining force generated by the connection element to be introduced into the support arrangement on both sides of the foot or lower leg of a person wearing the foot movement limitation device, so that, opposite the connection element, the support arrangement is supported on the lower leg or ankle in the form of a line load that extends from the first connection to the second connection posteriorly around the lower leg or around the proximal region of the ankle. In other words, the support is provided by pulling on the support arrangement on both sides, and the support arrangement can therefore be supported on the ankle essentially without being displaced. For this purpose, the support arrangement preferably comprises at least one tensile-resistant region, which preferably extends from the first connection posteriorly in the circumferential direction of the lower leg to the second connection.

[0028] The connecting element is preferably an elongated connecting element, preferably comprising a band or being designed as a band. In other words, the connecting element is a connecting band, i.e., a force transmission band, through which forces can be transmitted between the support arrangement and the holding arrangement. The connecting element preferably has tensile-stiff properties at least in the longitudinal extension of the connecting element; thus, it comprises a material that is tensile-stiff at least in the longitudinal extension.

[0029] The term "band" in this context refers to an elongated element that, on the one hand, is tensile-resistant and thus capable of transmitting tensile forces, and, on the other hand, is pliable or flexible transversely to the longitudinal extent of the band, allowing it to be applied to a corresponding structure transversely to its longitudinal extent. Furthermore, a band can be easily deflected. The term "band" generally encompasses an elongated, pliable, optionally elastic element, which can take the form of a single fiber, a fiber strand, a wire, a cord, a rope, a textile fabric of limited width with strong selvedges on both sides, or the like.

[0030] "Tensile-stiff" here refers to any material that can transmit tensile forces. Tensile-stiff materials within the meaning of this document can exhibit a certain initial elongation capacity and, preferably above a certain elongation limit or yield point, stiffen to such an extent that the elongation capacity is then greatly reduced compared to the initial elongation capacity or yield point. In this case, a textile braid made of threads of a tensile-stiff material can be used as a tensile-stiff band. When tensile stress is applied to the textile braid, the threads of the textile braid initially experience an increasing alignment in the longitudinal extent of the textile braid, so that initially a high initial elongation capacity is provided by the alignment of the threads, and after the threads are aligned essentially in the direction of force flow, the band has a tensile-stiff structure.Alternatively, the material may also exhibit essentially immediate tensile stiffness.

[0031] The fact that the connecting element is designed to be tensile-stiff in the longitudinal direction is to be understood in such a way that the connecting element can transmit tensile forces in the longitudinal direction, at least in a taut or stretched state, essentially without experiencing any stretching or only experiencing a slight stretching under tensile forces in a predetermined range, analogous to a safety belt in vehicles.

[0032] According to a preferred embodiment, the connection element runs between the first, preferably lateral, connection and the second, preferably medial, connection on a front side, thus an anterior side of the device.

[0033] Preferably, the connecting element is held on the holding arrangement connection via an articulated mount. In other words, the holding arrangement connection preferably represents an articulated mount or is designed as such.

[0034] An articulated mount or "articulated support" is understood here in particular to mean that the connecting element at the support assembly connection, i.e., the connection point to the support assembly, has at least one degree of freedom relative to the support assembly. Preferably, the connecting element is pivotable about a pivot axis, preferably at least within a predetermined angular range.

[0035] According to a further preferred embodiment, the support arrangement comprises the tightening arrangement for tightening the connecting element. This allows the wearer of the device, in particular, to tighten or retighten the connecting element even while wearing the device, for example, when the device is worn under a shoe or is part of a shoe.

[0036] The tensioning arrangement is preferably configured to tension the connecting element between the first connection and the second connection.

[0037] Furthermore, the first connection can optionally be a lateral connection, i.e. a connection arranged on the lateral side of the device, and / or the second connection can be a medial connection, i.e. a connection arranged on the lateral side of the device. The connection element can optionally be held on the holding arrangement connection so as to be displaceable relative to the holding arrangement. In other words, the holding arrangement connection can be designed such that the connection element is connected to the holding arrangement so as to be displaceable relative to the holding arrangement at least in a predetermined area, as seen in its longitudinal extent. The holding arrangement connection preferably comprises an eyelet or is preferably designed as an eyelet through which the connection element extends, in other words through which it runs.For example, the support assembly connection can optionally be designed as a band that is attached to the support assembly at both ends, thereby forming a loop or eyelet. This allows the connection element to move relative to the support assembly.

[0038] According to a further preferred embodiment, the tensioning arrangement comprises a deflection eyelet through which the connection element runs on the first connection or the second connection, wherein the connection element comprises, with respect to the deflection eyelet, a fastening section located opposite the holding arrangement connection for fastening the connection element to the support arrangement.

[0039] An "eyelet" is generally understood here to mean an opening through which the connection element can be passed or through which the connection element can extend. Preferably, the eyelet has dimensions that are equal to or greater than the dimensions of the cross-section of the connection element, and / or the eyelet is expandable, in other words, expandable at least to the dimensions of the cross-section of the connection element. An "eyelet" can be closed or open; thus, the eyelet can have a closed contour, corresponding to a closed ring or hole. Alternatively, the contour can be interrupted, in the sense of a slot or a groove. An open eyelet can therefore correspond to a hook. The term "eyelet" or "deflection eyelet" generally encompasses an opening, for example provided in the form of a ring, a loop, a hole, or a hook.

[0040] The deflection eyelet or the connection encompassing it is attached to the support assembly at a predetermined position. Accordingly, the connection element between the retaining assembly connection and the connection encompassing the deflection eyelet is oriented in a predetermined direction when taut, so that the direction of force transmission is as intended. This is essentially independent of the length of the connection element between the connection encompassing the deflection eyelet and the retaining assembly connection. The connection element can be deflected at the deflection eyelet, but this is not mandatory, in order to be preferably releasably attached to a predetermined area of ​​the support assembly.

[0041] According to a further preferred embodiment, the fastening section can be releasably fastened to an adhesive section of the support assembly on the side opposite the deflection eyelet, viewed medially and laterally. This allows the support assembly to be optionally tightened, particularly if it extends posteriorly from the connection encompassing the deflection eyelet to the adhesive section using a substantially tensile-resistant material.

[0042] According to a further preferred embodiment, the support arrangement comprises a tab for fixing the support arrangement to the lower leg and / or proximal to the ankle joint, which tab extends from the support arrangement, preferably from the side of the support arrangement opposite the deflection eyelet, viewed medially and laterally, and has a fastening region at its free end, which can be fastened to an adhesive region of the support arrangement, preferably from the side of the deflection eyelet, viewed medially and laterally. Preferably, by releasably fastening the tab to the adhesive region relative to the longitudinal axis of the lower leg or to a proximal-distally oriented direction in the circumferential direction, a tensile-stiff region of the support arrangement can be closed. The tensile-stiff region thus runs in the circumferential direction from the base of the tab on the support arrangement to the adhesive region.

[0043] Preferably, the fastening area and the adhesive area are designed as a hook and loop fastener.

[0044] If the tab and the fastening section of the connection element are optionally arranged on the support arrangement such that they can be tightened in substantially opposite directions, the tab and the fastening section of the connection element can be pulled simultaneously and in opposite directions. This tightens the support arrangement and fixes it to the lower leg and / or the proximal area of ​​the ankle, and simultaneously tightens the connection element or places it in the tightened state. This optional embodiment thus enables particularly quick and ergonomic attachment of the device to the wearer's foot. By tightening in opposite directions, twisting of the support arrangement relative to a longitudinal axis of the lower leg can also be prevented.This is because tightening the connection element introduces a force into the support assembly that opposes the force introduced by tightening the tab. The resulting torques on the support assembly relative to the longitudinal axis of the lower leg as the axis of rotation essentially cancel each other out.

[0045] The tab and the fastening section are preferably arranged such that they overlap in the taut state, preferably overlap substantially in the circumferential direction. In other words, according to a preferred embodiment, one of the tab and the fastening section can be arranged above the other of the tab and the fastening section in the taut state, in which the device is attached closed to the wearer's foot, viewed in the radial direction, i.e. the tab above the fastening section or vice versa. The holding forces generated when wearing the device are therefore essentially along one line of force. Consequently, they essentially do not cause any moments that would otherwise act radially to the longitudinal axis of the lower leg on the support arrangement, which could result in a displacement and / or twisting of the support arrangement on the wearer's lower extremity due to the different lines of force.

[0046] According to a further preferred embodiment, the tab comprises an opening through which the fastening section of the connecting element can be inserted, wherein the opening is preferably arranged between the adhesive section and the deflection eyelet on the support arrangement. As a result, the tab and the fastening section can run in opposite directions in the circumferential direction at a height relative to the longitudinal axis of the lower leg. They can therefore overlap in opposite directions, wherein on one side of the opening, viewed in the radial direction, the tab is arranged above the connecting element and on the other side of the opening the tab is arranged below the connecting element. The tensile forces introduced when putting on the device and the holding forces arising when wearing the device thus lie essentially on one line of force.Consequently, they essentially do not cause any displacement and / or rotation on the support arrangement that would otherwise be generated radially to the longitudinal axis of the lower leg due to moments resulting from different lines of force.

[0047] According to a further preferred embodiment, the tightening arrangement comprises a rotary knob retractable lacing system. The design of rotary knob retractable lacing systems is known per se and can be found, for example, in EP 2 378 911 A2 or US 2017 / 0325548 A1.

[0048] Alternatively or additionally, the tensioning arrangement can comprise a plurality of hooks arranged one behind the other on the support arrangement in a row direction and a fixing hook arranged on the connecting element for hooking into one of the plurality of hooks on the support element - or vice versa.

[0049] Furthermore, the support assembly can optionally comprise a clamping unit for clamping the connecting element, preferably a cord stopper. The clamping unit is preferably attached to the support assembly. It is preferably designed as a detachable clamping unit, so that the clamping of the connecting element can be released in the clamping unit. In the optional embodiment as a cord stopper, which is also synonymously referred to as a tanka or cord clamp, the clamping can, for example, be spring-loaded, whereby the clamping can be released by pressing a button against the preload.

[0050] According to a further preferred embodiment, the connection element comprises a damping element or the connection element is connected via a damping element to the lateral connection, to the medial connection, or to the holding arrangement connection.

[0051] A "damping element" is understood to be a device that provides speed-dependent or acceleration-dependent damping of a relative movement between two components of the damping element. Thus, the damping element damps a relative movement between the support assembly and the holding assembly in a speed-dependent or acceleration-dependent manner.

[0052] The damping element is preferably provided as an adaptive damping element. In other words, the damping element has a preferably low first damping constant below a predetermined limit speed or acceleration and a preferably higher damping constant below or beyond the predetermined limit speed or acceleration. This makes it possible for the damping element to provide a lower damping effect, corresponding to the ratio of the damping constants, below the predetermined limit speed or acceleration than above the limit speed or acceleration. It has been shown that this can provide almost unhindered mobility of the ankle joint, particularly during movements with moderate speeds or accelerations.If an inversion occurs at high speeds and / or accelerations that pose a risk of injury to the ligaments of the ankle joint, the foot movement dampening device dampens the inversion movement via the dampening element, thus preventing injury. According to a further preferred embodiment, the tightening arrangement is configured such that, by tightening the connecting element, the dampening element can be brought into a predetermined state, preferably comprising a predetermined length and / or a predetermined pre-tension.

[0053] According to a further preferred embodiment, the connection element can be detachably fastened to the support arrangement with a free end, wherein the fastening of the free end to the support arrangement preferably at least partially forms the first connection or the second connection, wherein a fastening section of the connection element is preferably provided at the free end, which is detachably fastened to an adhesive section of the support arrangement, wherein the fastening section and the adhesive section are preferably designed as a hook-and-loop fastener.

[0054] This allows the device to be particularly compact and allows for a particularly favourable introduction of force into the lower leg.

[0055] The above-mentioned object is further achieved by a shoe for cushioning and / or limiting a foot movement via the ankle joint with the features of claim 11. Advantageous further developments of the shoe emerge from the dependent claim as well as the present description and the figures.

[0056] Accordingly, a shoe for cushioning and / or limiting foot movement via the ankle joint is proposed, comprising a sole region and a shoe upper connected to the sole region. The shoe further comprises a device according to one of the preceding embodiments.

[0057] The advantages and effects described with regard to the device can be achieved in an analogous manner through the shoe.

[0058] According to a preferred embodiment, the sole region of the shoe comprises the holding arrangement, wherein the holding arrangement is preferably integrated into the sole region, and the shoe upper, preferably a shaft region of the shoe upper, comprises the support arrangement, wherein preferably the support arrangement is integrated into the shaft region of the shoe upper, wherein preferably the device is substantially completely integrated into the shoe.

[0059] Short description of the characters

[0060] Preferred further embodiments of the invention are explained in more detail by the following description of the figures. Figure 1 shows a schematic perspective side view of a device for limiting and / or dampening a foot movement via the ankle joint;

[0061] Figure 2 schematically shows a perspective side view of another device for limiting and / or damping a foot movement via the ankle joint;

[0062] Figure 3 schematically shows a perspective side view of another device for limiting and / or damping a foot movement via the ankle joint;

[0063] Figure 4 schematically shows a perspective side view of another device for limiting and / or damping a foot movement via the ankle joint;

[0064] Figure 5 schematically shows a perspective side view of another device for limiting and / or damping a foot movement via the ankle joint;

[0065] Figure 6 schematically shows a perspective side view of another device for limiting and / or damping a foot movement via the ankle joint;

[0066] Figure 7 schematically shows a perspective side view of another device for limiting and / or damping a foot movement via the ankle joint;

[0067] Figure 8 schematically shows a perspective side view of another device for limiting and / or damping a foot movement via the ankle joint;

[0068] Figure 9 schematically shows a perspective side view of another device for limiting and / or damping a foot movement via the ankle joint;

[0069] Figure 10 schematically shows a perspective side view of another device for limiting and / or damping a foot movement via the ankle joint;

[0070] Figure 11 schematically shows a medial side view of the device of Figure 10;

[0071] Figure 12 schematically shows a lateral side view of the device of Figure 10;

[0072] Figure 13 schematically shows a further perspective side view of the device from Figure 10;

[0073] Figure 14 schematically shows a further perspective side view of the device from Figure 10; Figure 15 schematically shows a perspective side view of a further device for limiting and / or dampening a foot movement via the ankle joint;

[0074] Figure 16 schematically shows a sectional view of the device of Figure 15 through its support arrangement perpendicular to the proximal-distal direction; and

[0075] Figure 17 schematically shows a sectional view through a further device for limiting and / or damping a foot movement via the ankle joint by its support arrangement perpendicular to the proximal-distal direction.

[0076] Detailed description of preferred embodiments

[0077] Preferred embodiments are described below with reference to the figures. Identical, similar, or equivalent elements in the different figures are provided with identical reference numerals, and a repeated description of these elements is partially omitted to avoid redundancies.

[0078] Figure 1 schematically shows a perspective side view of a device 1 for limiting foot movement via the ankle joint, which device is attached to a human foot 110. The device 1 is connected to the foot 110 below the ankle 114, the malleolar fork, of the ankle joint of the foot 110 via a holding arrangement 3. Above the ankle 114, the foot movement damping device 1 is connected to a lower leg 112 by means of a support arrangement 2.

[0079] For connection to the foot 110, the holding arrangement 3 has a sole 30 on which the sole of the foot 110 rests. The sole 30 is provided with a holding arrangement connection 31 on a first side 10 of the foot movement damping device 1, which here corresponds to the lateral side L of the foot 110.

[0080] The device 1 further comprises a connection element 4 provided in the form of a band, which is tensile-resistant in the longitudinal extent of the band and extends between the support arrangement 2 and the holding arrangement 3 and is connected to each of them. The connection element 4 is connected to the holding arrangement 3 via the holding arrangement connection 31, in this case optionally sewn, welded and / or glued. The connection element 4 is connected to the support arrangement 2 via a first connection 21 arranged on the lateral side L. The first connection 21 is therefore a lateral connection. The device 1 further comprises a tightening arrangement 5 for tightening the connection element 4, which is configured such that the connection element 4 can be switched between a loosened state and a tightened state between the holding arrangement 3 and the support arrangement 2.The tensioning arrangement 5 in the present case comprises a clamping unit for clamping the connection element, which is designed here as a cord stopper 51. By a clamping force applied to the connection element 4 via the cord stopper 51, the connection element 4 is locked against slipping in the cord stopper 51. The cord stopper 51 is fixed to the support arrangement 2 and thus forms the first connection 21. By pulling on the free end 41 of the connection element 2 in a substantially proximal direction, as indicated by the arrow at the end 41, the connection element 4 can be moved between the first connection 21 and the holding arrangement connection 31, thus between the support arrangement 2 and the holding arrangement.

[0081] 3 can be brought into a taut state in which it is present with a predetermined pretension. To release the taut state, a button 510 of the cord stopper 51 can be pressed, by which the clamping of the connecting element 4 in the cord stopper 51 is released. The device 1 is configured such that the taut state of the connecting element

[0082] 4 can be adjusted to a neutral position of the foot.

[0083] Figure 2 schematically shows a perspective side view of another device 1 for limiting foot movement above the ankle joint, which essentially corresponds to that of Figure 1, wherein the tightening arrangement, instead of the cord stopper 51 (see Figure 1), comprises a rotary knob retractable lacing system 52, which is fastened by its base 521 to the support assembly 2 and which is connected to the proximal end of the connection element 4. By turning the rotary knob 520 of the rotary knob retractable lacing system 52, in this case clockwise, the connection element 4 is rolled up in the rotary knob retractable lacing system 52, so that the connection element 4 can be brought into the tightened state. By lifting the rotary knob 520, the rotary knob retractable lacing system 52 is switched to freely rotating and the connection element 4 is correspondingly brought into the released state.

[0084] Figure 3 schematically shows a perspective side view of another device 1 for limiting foot movement above the ankle joint, which essentially corresponds to that of Figure 1. It further comprises a tab 23, which runs through a tab eyelet 24 on the support arrangement 2 and is deflected thereon. The tab 23, in the form of a hook-and-loop fastener, can be pulled taut at the deflection eyelet and, on the posterior side of the support arrangement 2, its free end (not shown here), which has a hook-and-loop surface, can be brought into engagement with a hook-and-loop surface on the support arrangement 2, thus forming a hook-and-loop fastener. The support arrangement 2 can thus be fixed in the intended position above the malleolar fork.

[0085] Figure 4 schematically shows a perspective side view of another device 1 for limiting and / or dampening a foot movement via the ankle joint. It additionally comprises a damping element 6, which is integrated into the connection element 4 between the first connection 21 and the holding arrangement connection 31. The structure of the damping element 6 can be found in DE 10 2018 131 457 A1, which is hereby incorporated by reference. The damping element 6 comprises a receptacle 60 in which a force transmission body 61 is held so as to be movable in the longitudinal direction 62 relative to the receptacle 60. In other words, the force transmission body 61 can telescope out of the receptacle 60 and into the receptacle 60. The damping element 6 has a return unit (not shown here) for returning the damping element 6 to a retracted position.

[0086] The tensioning arrangement 5 is configured such that, by tightening the connecting element 4 as described with respect to Figure 1, the damping element 6 can be brought into a predetermined state, preferably comprising a predetermined length and / or a predetermined preload, in the taut state of the connecting element 4. The taut state of the connecting element 4 can be recognized when the force transmission body 61 protrudes from the receptacle 60 by a predetermined length 63. The length 63 can be indicated by a marking on the force transmission body 61.

[0087] Accordingly, the support assembly 2 and the holding assembly 3 are connected via the connecting element 4, which has the damping element 6. The damping element 4 is designed as an adaptive damping element 6, so that a relative movement between the support assembly 2 and the holding assembly 3 is damped adaptively, in this case depending on speed and acceleration.

[0088] If the ankle joint undergoes inversion, the distance between the holding arrangement 3 and the support arrangement 2 increases on the first, lateral side 10, L. The distance between the first connection 21 and the holding arrangement connection 31 therefore increases. Accordingly, the length of the connection element 4 would also have to increase in order to allow an inversion movement. In order to fundamentally enable such a movement within the physiological range, the damping element 6 is provided. During movements with moderate speeds or accelerations, almost unhindered mobility of the ankle joint can be provided. If inversion occurs at high speeds and / or accelerations, which pose a risk of injury to the ligaments of the ankle joint, the damping element 6 dampens and / or even blocks the inversion movement and an injury is avoided.

[0089] Since the taut state of the connecting element 4 is set to be present in the neutral position of the foot, the damping element 6 or its previously described effect only occurs during inversion movements which lie beyond the neutral position (inversion angle of 0°) in the inversion direction.

[0090] The device 1 according to Figure 1 is designed as a completely separate device 1, which exerts its protective effect due to its construction. It is not necessary for a person wearing the device 1 to pull a shoe over the device 1 to achieve the aforementioned protective effect. However, the device 1 can be designed such that the device 1 can be worn under or in a shoe without causing pressure points on the foot. For this purpose, the sole 30 can preferably be designed as an insert, which replaces an insert in a shoe or can be placed on top of or underneath it. Alternatively, the support arrangement 2 and the holding arrangement 3 can be arranged on a bandage or a base structure, such as a stocking made of an elastic compression knit, which can adapt to the wearer's body.

[0091] Figure 5 schematically shows a perspective side view of another device 1 for limiting foot movement via the ankle joint, which essentially corresponds to that of Figure 1. In contrast to the devices 1 according to Figures 1 to 4, the device 1 of Figure 5 comprises a connection element 4, which is connected to a lateral first connection 21 and a medial second connection 22 on the support arrangement 2. Between the first and second connections 21, 22, the connection element 4 is connected to a holding arrangement connection 31 on the lateral side L of the holding arrangement 3. The connection element 4 is thus divided into a first arm 43 running between the first connection 21 and the holding arrangement connection 31, and a second arm 44 running between the holding arrangement connection 31 and the second connection 21.

[0092] The connection element 4 is displaceable in the holding arrangement connection 31 relative to the holding arrangement 3. For this purpose, the connection element 4, designed as a tensile-resistant band, is movably threaded into an eyelet 32 ​​forming the holding arrangement connection 31 and is thus guided therein. During plantar flexion or dorsal extension over the ankle joint (or over its upper ankle joint axis), the point at which the connection element 4 is deflected in the eyelet 32 ​​shifts according to the extent of the movement. As a result, the lengths of the first arm 43 and the second arm 44 change slightly. This slight change is compensated for by a slight sliding of the connection element 4 in the eyelet 32, so that with a firm connection, any wrinkles or pressure points on the skin are avoided.

[0093] In order to prevent the support arrangement 2 from shifting when subjected to a force as a result of an inversion, the first connection 21 is arranged on the lateral side L and the second connection 22 is arranged on the medial side M. Forces introduced into the support arrangement by the connections 21, 22 via the connection element 4 are consequently introduced into the lower leg 112 and / or the proximal part of the ankle 114 in the sense of a line load which extends posteriorly between the connections along the support arrangement 2.

[0094] In this embodiment, the tightening arrangement 5 comprises a deflection eyelet 54 through which the connecting element 4 runs on the medial second connection 22 and, in the tightened state, is deflected again towards the lateral side L. With respect to the deflection eyelet 54, the connecting element 4 comprises, opposite the holding arrangement connection 31, a fastening section 42 for fastening the free end 41 of the connecting element 4 to an adhesive section 25 of the support arrangement 2. In the present case, the fastening section 42 and the adhesive section 25 are designed as a hook-and-loop fastener.

[0095] By tightening the connection element 4 by pulling on its fastening section 42, deflecting it via the deflection eyelet 54, and fastening the fastening section 42 lateral to the deflection eyelet 54, the connection element can be placed in a tightened state. This also allows for fixation of the support assembly 2 to the lower leg 112 and / or ankle 114.

[0096] Figure 6 schematically shows a perspective side view of a further device 1 for limiting and / or dampening a foot movement via the ankle joint, which essentially corresponds to that in Figure 5. The connection element 4 is connected to the lateral first connection 21 via a dampening element 6. The dampening element 6 essentially corresponds to that described for Figure 4. Figure 7 schematically shows a perspective side view of a further device 1 for limiting and / or dampening a foot movement via the ankle joint, which essentially corresponds to that in Figure 6. However, the tightening arrangement 5 is designed here analogously to Figure 2 in the form of a rotary knob roll-up lacing system 52 arranged on the medial second connection 22.

[0097] Alternatively, instead of the rotary knob retractable lacing system 52, a clamping unit, for example analogous to Figure 1, can be provided on the first and / or second connection 21, 22.

[0098] Figure 8 schematically shows a perspective side view of a further device 1 for limiting and / or dampening a foot movement via the ankle joint, which essentially corresponds to that of Figure 6, wherein instead of the hook and loop fastener comprising fastening section 42 and adhesive section 25 according to Figure 6, a plurality of hooks 26 arranged one behind the other on the support arrangement 2 in a row direction and a fixing hook 45 arranged at the free end 41 of the connecting element 4 for hooking into one of the plurality of hooks 26 are formed as part of the tightening arrangement 5.

[0099] Alternatively, instead of the Velcro fastener, there may be a rotary knob roll-up lacing system 52 or a clamping unit, by means of which the connection element 4 deflected in the deflection eyelet 54 can be tightened.

[0100] Figure 9 is a schematic perspective side view of another device 1 for limiting and / or damping a foot movement via the ankle joint, which essentially corresponds to that of Figure 5, wherein in this embodiment, the holding arrangement connection 31 comprises the damping element 6 according to Figures 4 or 6. The connection element 4 is held on an eyelet 32 ​​of the holding arrangement connection 31, as in Figures 5 to 8, so as to be displaceable relative to the holding arrangement connection 31. In other words, the connection element 4 is connected to the holding arrangement 3 or the holding arrangement connection 31 via the damping element 6.

[0101] As indicated by the reference numeral 33, the damping element 4 is connected to the holding arrangement 3 in an articulated manner.

[0102] Figure 10 schematically shows a perspective side view of another device 1 for limiting and / or dampening a foot movement via the ankle joint, and Figure 11 shows the device 1 from Figure 10 in a medial side view. The device 1 according to these figures basically corresponds in its construction to the embodiment from Figure 6. In the embodiment according to Figures 10 and 11, the device 1 comprises as its basic structure a stocking 7 or a bandage made of an elastic compression knit, which can adapt to the wearer's body due to its elasticity. The holding arrangement 3 is attached to the underside of the stocking 7, thus essentially in the sole region. The support arrangement 2 is attached to the stocking 7 essentially proximally and in the region of the ankle 114.

[0103] On the lateral side, the device 1 comprises, analogously to Figure 6, the damping element 6, which here is integrated into the support structure 2 and is therefore essentially invisible from the outside. On one side, the damping element 6 is connected to the support arrangement 2, and on the other side, the damping element 6 is connected to the connection element 4. The damping element 6 can therefore be considered part of the lateral, first connection 21.

[0104] Analogous to Figure 6, the connection element 4 extends from the lateral, first connection 21 to the holding arrangement 3, is deflected there in an eyelet 32 ​​functioning as a holding arrangement connection 31, and extends from the holding arrangement connection 31 further to the preferably medial, second connection 22, which comprises the deflection eyelet 54. In this connection, the connection element 4 is deflected again in order to be releasably fastened to the support arrangement 2 with the fastening section 42 on the lateral side L in a closed state of the device 1, in this case via the hook-and-loop fastener already described for Figure 6.

[0105] The support assembly 2 further comprises a tab 23 for securing the support assembly 2 to the lower leg 112 and / or proximal to the ankle joint 114, which extends from the support assembly 2 on the lateral side L of the support assembly 2 and has a fastening region 27 at its free end, which can be fastened to an adhesive region (not shown) of the support assembly 2 arranged on the medial side M. The fastening region 27 is designed as a hook-and-loop fastener, which can form a hook-and-loop fastener with the material of the support assembly 2.

[0106] The tab 23 and the fastening section 42 are arranged on the support arrangement 2 in such a way that they can be tightened in substantially opposite directions. For this purpose, the tab 23 or the support arrangement 2 comprises an opening 28 at the base of the tab 23, through which the fastening section 42 of the connecting element 4 can be inserted. Figures 10 and 11 show the device 1 in a detached state of the connecting element 4. In this state, the free end 41 of the connecting element 4 is optionally not threaded through the opening 28. Since the free end 41 is detached from the support arrangement 2, the connecting element 4 can slide through the deflection eyelet 54 and the eyelet 32 ​​in the direction of the longitudinal extent of the connecting element 4. Consequently, an expansion of the device 1 orof the stocking 7 when the device 1 is pulled onto the wearer's foot, as indicated in Figure 10 by the hands and the arrows lateral and medial to the device 1, is not limited by the connection element 4.

[0107] Figure 12 schematically shows a lateral side view of the device 1 from Figure 10, wherein the connecting element 4 is in the taut state. The free end 41 or the fastening section 42 is releasably fastened to the support assembly 2 on the lateral side L. In the taut state, the connecting element 4 is in the neutral position of the foot shown in Figure 12 with a prestress in the longitudinal extension, which comprises a predetermined amount. In this case, the amount of prestress is such that the connecting element-side side of the damping element 6, which here corresponds to the force transmission body 61, is pulled out of the support assembly 2 by a predetermined amount, here optionally 5 - 10 mm, against the restoring force provided by the restoring unit of the damping element 6, which presses the damping element 6 into a compressed position.

[0108] The connection element 4 can be returned from the tightened state to the released state by loosening the fastening section 42 of the support assembly 2. Accordingly, the tightening assembly comprises at least the eyelet 32, the deflection eyelet 54, and the fastening section 42.

[0109] Figure 13 schematically shows a further perspective side view of the device 1 from Figure 10 during a process of tightening the connection element 4 by actuating the tightening arrangement 5. The tightening of the connection element 4 is carried out in the present case by pulling on the tab 23 and the free end 41 of the connection element 4 in substantially opposite directions, in the present case in a substantially lateral and a substantially medial direction, and the tab 23 and the free end 41 are fastened to the support arrangement 2 while being held under tensile stress.

[0110] Figure 14 schematically shows a further perspective side view of the device 1 from Figure 10. In this illustration, the wearer has also put on a shoe 100, which he has pulled over the device 1. As again indicated by the arrows shown in Figure 14, the connecting element 4 can be re-tensioned or tightened by releasing the free end 41 and the tab 23 from the support arrangement 2 and pulling the aforementioned again as described with regard to Figure 13.

[0111] Alternatively, the device 1 can also be designed as part of the shoe 100 and accordingly at least partially integrated into it and / or permanently connected to it. For example, the sock 7 can be designed as a component of the shoe 100.

[0112] Alternatively or additionally, the sole region 101 of the shoe 100 can comprise the holding arrangement 3, which is then preferably integrated into the sole region 101. Furthermore, the shoe upper 102 of the shoe 100 can comprise the support arrangement 2, preferably in a shaft region 103 of the shoe 100, which can be designed, for example, as a sock 7.

[0113] Figure 15 schematically shows a perspective side view of another device 1 for limiting and / or dampening a foot movement via the ankle joint. The basic structure of the device 1 essentially corresponds to that of Figure 6. In contrast to the embodiment in Figure 6, the embodiment according to Figure 15 comprises a holding arrangement 3 that can be releasably closed by a hook-and-loop fastener 34 in the circumferential direction of the foot 110.

[0114] In addition, the support arrangement 2 and the holding arrangement 3 are connected to one another via a preferably tensile-resistant connecting segment 8.

[0115] Analogous to Figure 6, the connection element 4 is connected to the support arrangement 2 on the lateral side L at the first connection 21 via the damping element 6 and extends from the first connection 21 to the holding arrangement connection 31, at which it is held displaceably in the eyelet 32.

[0116] Deviating from the embodiment of Figure 6, the second arm 44 of the connection element 4 does not extend through a deflection eyelet and anteriorly back to the lateral side L. The connection element 4 extends from the holding arrangement connection 31 (anterior) to the medial side M to the support arrangement 2 and is releasably fastened thereto via the fastening section 42 in the form of a hook and loop area on the adhesive section 25 of the support arrangement 2.

[0117] The extension of the second arm 44 to the free end 41 of the connection element 4 can be seen in Figure 16, which schematically shows a sectional view of the device from Figure 15 through its support arrangement 2 perpendicular to the proximal-distal direction above the ankle 114. As can be seen from this figure, the fastening section 42 and the adhesive section 25 are optionally arranged at least partially medially on the posterior side. The fastening section 42 and the adhesive section 25 have correspondingly designed hook-and-loop areas, which, when connected to one another, together form a hook-and-loop fastener, thus forming the releasable fastening of the free end 41 of the connection element 4.The connection element 4 is thus supported via the second arm 44 on the medial side M and on the posterior side on the support assembly 2, and via this on the lower leg 110 and / or ankle 114 of the wearer of the device 1, and is fixed in position relative to the support assembly 2 by the hook-and-loop fastener. According to this embodiment, this represents the second connection 22.

[0118] As can be seen from Figure 16, the support assembly comprises a tab 23 for securing the support assembly 2 to the lower leg 112 and / or proximal to the ankle joint 114. According to this optional embodiment, the tab 23 and the connection element 4 are arranged such that, in the taut state, as shown in Figure 16, they overlap, in this case essentially in the circumferential direction with respect to a proximal-distal axis. Relative to the proximal-distal direction or axis, the connection element 4 is arranged radially outside, i.e., above the tab 23. The connection element 4 thus overlaps the tab 23.

[0119] Figure 17 shows a schematic sectional view through a further device 1 for limiting and / or dampening a foot movement via the ankle joint by means of its support arrangement 2 perpendicular to the proximal-distal direction. The device 1 essentially corresponds to that of Figures 15 and 16, wherein here the fastening section 42 and the adhesive section 25 extend on the lateral side L up to the region of the first connection 21. The connection element 4 thus extends from the first connection 21 arranged on the lateral side L to the holding arrangement connection 31, on which it is displaceably held, and from the latter further anteriorly to the medial side M, and from the latter again further posteriorly to the lateral side L up to the region of the first connection 21.As a result, a force connection can be provided between the first connection 21 and the free end 41 of the connection element 4 on the lateral side L when the free end 41 or the fastening section 42 is detachably fastened to the support arrangement 2 or the adhesive section 25. The connection element 4 then accordingly forms a loop which runs from the lateral side L across the shoe heel area posteriorly to the medial side M, and which transmits tensile forces introduced at the holding arrangement connection 3 on the support arrangement 2 in the shoe heel area as well as on the medial side M and partially also on the lateral side L into the support arrangement 2 and from there further to the lower leg 110 and / or ankle 114 of the wearer of the device 1.

[0120] Optionally, the second arm 44 can extend through a preferably open deflection eyelet on the medial side M. In other words, the second arm 44 can be hooked into the open deflection eyelet in the released state to provide a predetermined path for the second arm 44 on the anterior side from the holding arrangement 3 to the deflection eyelet. The deflection eyelet can be understood as the beginning of the second connection 22, and the end of the second connection 22 can be understood as the free end 41.

[0121] Alternatively, the connecting element 4 may not comprise a damping element 6, but may be connected directly to the first connection 21 of the support arrangement 2, for example analogous to Figure 5.

[0122] Where applicable, all individual features presented in the embodiments may be combined and / or exchanged without departing from the scope of the invention.

[0123] List of reference symbols

[0124] 1 device

[0125] 2 support arrangement

[0126] 21 First connection

[0127] 22 Second connection

[0128] 23 tab

[0129] 24 eyelet

[0130] 25th detention period

[0131] 26 hooks

[0132] 27 Mounting area

[0133] 28 Opening

[0134] 3 Holding arrangement

[0135] 31 Holding arrangement connection

[0136] 32 eyelet

[0137] 33 Articulated bracket

[0138] 34 Velcro

[0139] 4 Connection element

[0140] 41 free end

[0141] 42 fastening section

[0142] 43 First Arm

[0143] 44 Second arm

[0144] 45 fixing hooks

[0145] 5 Penalty order

[0146] 54 Deflection eyelet

[0147] 6 Damping element

[0148] 60 recordings

[0149] 61 force transmission bodies

[0150] 62 Longitudinal direction

[0151] 63 length

[0152] 7 stockings

[0153] 8 connecting segment

[0154] 100 shoes

[0155] 101 Sole area

[0156] 102 Shoe upper

[0157] 103 Shaft area

[0158] 110 feet

[0159] 112 lower legs

[0160] 114 ankles

Claims

Claims 1. Device (1) for limiting and / or dampening a foot movement via the ankle joint, comprising a support arrangement (2) for supporting on a lower leg (112) and / or proximally on the ankle joint (114), a holding arrangement (3) for holding on a foot (110), preferably a sole region of a foot (110), and at least one connecting element (4) which extends between the support arrangement (2) and the holding arrangement (3) and is connected to each of them, characterized by a tightening arrangement (5) for tightening the connecting element (4), which is configured such that the connecting element (4) can be changed between a loosened state and a tightened state between the holding arrangement (3) and the support arrangement (2).

2. Device (1) according to claim 1, characterized in that the connecting element (4) is connected to a first connection (21) and a second connection (22) on the support arrangement (2) and is connected between the first and second connections (21, 22) to a holding arrangement connection (31) on the holding arrangement (3), wherein the tightening arrangement (5) is preferably configured to tighten the connecting element (4) between the first connection (21) and the second connection (22), and / or that the first connection (21) is a lateral connection (21) and the second connection (22) is a medial connection (22), and / or the connecting element (4) is held on the holding arrangement connection (31) so as to be displaceable relative to the holding arrangement (3).

3. Device (1) according to claim 1 or 2, characterized in that the support arrangement (2) comprises the tensioning arrangement (5) for tightening the connecting element (4).

4. Device (1) according to claim 2 or 3 when dependent on claim 2, characterized in that the tensioning arrangement (5) comprises a deflection eyelet (54) through which the connection element (4) runs on the first connection (21) or the second connection (22), wherein the connection element (4) has a fastening section (42) with respect to the deflection eyelet (54) opposite the holding arrangement connection (31). for preferably releasably fastening the connecting element (4) to the support arrangement (2).

5. Device (1) according to the preceding claim, characterized in that the fastening section (42) can be releasably fastened to an adhesive section (25) of the support arrangement (2) on the side (L, M) opposite the deflection eyelet (54) in a medial-lateral view.

6. Device (1) according to one of the preceding claims, characterized in that the support arrangement (2) comprises a tab (23) for fixing the support arrangement (2) to the lower leg (112) and / or proximal to the ankle joint (114).

7. Device (1) according to one of claims 4, 5 or 6 when dependent on claim 4, characterized in that the support arrangement (2) extends away from the support arrangement (2), preferably viewed medially-laterally from the side (L, M) of the support arrangement (2) opposite the deflection eyelet (54), and has at its free end a fastening region (27) which can be fastened to an adhesive region of the support arrangement (2), preferably viewed medially-laterally on the side (L, M) of the deflection eyelet (54), wherein the fastening section (42) and the adhesive section (25) and / or the fastening section (27) and the adhesive region are preferably designed as a hook-and-loop fastener, wherein the tab (23) and the fastening section (42) are preferably arranged on the support arrangement (2) in such a way that they are tightened in substantially opposite directions.

8. Device (1) according to the preceding claim, characterized in that the tab (23) comprises an opening (28) through which the fastening section (42) of the connecting element (4) can be inserted, wherein the opening (28) is preferably arranged between the adhesive section (25) and the deflection eyelet (54).

9. Device (1) according to one of the preceding claims, characterized in that the tightening arrangement (5) comprises a rotary knob retractable lacing system (52), or the tightening arrangement (5) comprises a plurality of hooks (26) arranged one behind the other on the support arrangement (2) in a row direction and a fixing hook (45) arranged on the connection element (4) for hooking into one of the plurality of hooks (26) on the support element (2), or the support arrangement (2) a clamping unit for clamping the connection element (4), preferably a cord stopper (51). Device (1) according to one of the preceding claims, characterized in that the connection element (4) comprises a damping element (6), or when referred back to claim 2, that the connection element (4) is connected via a damping element (6) to the support arrangement (2), preferably to the first connection (21) and / or to the second connection (22), or to the holding arrangement (3). Device (1) according to the preceding claim, characterized in that the tightening arrangement (5) is configured such that by tightening the connection element (4), the damping element (6) can be brought into a predetermined state, preferably comprising a predetermined length and / or a predetermined pretension.Device (1) according to one of the preceding claims, characterized in that the connecting element (4) can be detachably fastened to the support arrangement by means of a free end (41). Device (1) according to claim 12 when dependent on claim 2, characterized in that the fastening of the free end (41) to the support arrangement (2) at least partially forms the first connection (21) or the second connection (22), wherein a fastening section (42) of the connecting element (4) is preferably provided at the free end (41), which is detachably fastened to an adhesive section (25) of the support arrangement, wherein the fastening section (42) and the adhesive section (25) are preferably designed as a hook-and-loop fastener.Shoe (100) for cushioning and / or limiting a foot movement via the ankle joint, comprising a sole region (101) and a shoe upper (102) connected to the sole region (101), characterized by a device (1) according to one of the preceding claims. Shoe (100) according to the preceding claim, wherein the sole region (101) comprises the holding arrangement (3), wherein the holding arrangement (3) is preferably integrated into the sole region (101), and the shoe upper (102), preferably a. Shaft region (103) of the shoe upper (102), comprising the support arrangement (2), wherein preferably the support arrangement (2) is integrated into the shaft region (103) of the shoe upper (102), wherein preferably the device (1) is substantially completely integrated into the shoe (100).