181 results about "Forefoot" patented technology

An article of footwear including a sole having a forefoot portion, a midfoot portion and a heel portion and a support member including a first part and a second part, where the first part extends at least partially into the forefoot portion, and the second part extends from the first part and at least partially into a portion of the sole that is in or between the midfoot portion and the heel portion, the first part including a lateral support member and a medial support member that form a continuous loop defining an opening, an outer edge of the lateral support member and the medial support member combining to form an outermost edge having a continuous convex curvature, where the support member has a front end portion and a rear end portion, and the front end portion or the rear end portion has a curve extending in a vertical direction.

A sole structure for an article of footwear having an upper includes a heel region, a forefoot region, and a mid-foot region disposed between the heel region and the forefoot region. The sole structure also includes a bladder including a first barrier layer cooperating with a second barrier layer to define a first chamber bounding a periphery of the heel region, and a second chamber extending from the mid-foot region through the forefoot region and including a plurality of segments extending from a medial side of the sole structure to a lateral side of the sole structure. Each of the segments of the second chamber includes a medial reservoir adjacent to the medial side and a lateral reservoir adjacent to the lateral side, the medial reservoir fluidly coupled to the lateral reservoir via a first conduit.

An article of footwear is provided and includes a sole having a forefoot portion, a heel portion, a medial side and a lateral side. A first plate member is positioned on the medial side of the sole, where the first plate member has a first length, and a second plate member is positioned on the lateral side of the sole, where the second plate member has a second length. The first length of the first plate member is greater than or equal to the second length of the second plate member.

A sole plate for a sole structure of an article of footwear, the sole plate including a forefoot region including a toe end at the distal end of the forefoot region, a midfoot region, and a heel region including a heel end at the distal end of the heel region. The sole plate further including a medial side, a lateral side, a widest section, and a narrowest section. The sole plate defines an outer edge, and the outer edge includes a first plurality of peaks and a first plurality of valleys. The first plurality of peaks and the first plurality of valleys are located on the lateral side of the forefoot region, and the first plurality of peaks and the first plurality of valleys are disposed between the widest section of the sole plate and the toe end of the sole plate.

The invention discloses a nurse shoe and a preparation method thereof, and relates to the field of nurse shoes, the nurse shoe comprises an upper, a sole and a detachable insole, the insole is subjected to refined ergonomic design, pressure sinking convex-concave grooves with specific depths are formed in corresponding areas of the first toe, the second toe, the third toe, the fourth toe and the fifth toe and metatarsal bones; supporting pads with matched heights are arranged on the forefoot transverse arch and the foot inner and outer side longitudinal arches respectively, the full-periphery heel cup structure is arranged on the foot heel in a surrounding mode, an all-directional physiological supporting system is formed, the design can be precisely attached to the natural curve of the foot of the human body, pressure of different areas of the sole is evenly dispersed, the local stress peak value of the forefoot, the foot arches and the heel is effectively reduced, and the stability of the human body is improved. The sole is of a three-layer composite structure, the upper supporting layer provides reliable mechanical supporting, the middle buffering layer achieves efficient damping, the moderate-elasticity EVA anti-skid bottom layer enhances the road holding force of the wet and slippery ground through the anti-skid grain design, and the front 1 / 3 bending adaptive area improves the walking flexibility.

A sole structure for an article of footwear (10) having an upper (100), the sole structure including a heel region (16), a forefoot region (12), and a midfoot region (14) disposed between the heel region and the forefoot region. The sole structure further includes a bladder (202) including a first barrier layer (204) and a second barrier layer (206) cooperating to define a first cavity (214) circumscribing an outer perimeter of the heel region and a second cavity (212) extending from the midfoot region through the forefoot region and including a plurality of segments (218a-218c) extending from a medial side (20) of the sole structure to a lateral side (18) of the sole structure. Each of the segments of the second cavity includes a medial reservoir (224a-224c) proximate the medial side fluidly coupled to a lateral reservoir (220a-220c) proximate the lateral side via a first conduit.

An article of footwear incorporating an upper formed by a forefoot component, a knitted workpiece, and a heel component is described. Each of the forefoot component, the knitted workpiece, and the heel component are separate from each other and joined along connection areas. Reinforcement elements cover the connection areas. In one embodiment, the knitted workpiece includes a collar portion and a throat portion extending from a forward end of the collar portion. The knitted workpiece also includes a medial lobe extending from one side of the throat portion and a lateral lobe extending from an opposite side of the throat portion from the medial lobe. The collar portion, the throat portion, the medial lobe, and the lateral lobe form a single unified knitted workpiece.

The invention discloses a pair of children's shoes and a preparation method thereof, and relates to the field of children's shoes, each of the children's shoes comprises an upper, a sole, a toe cap protection structure and a detachable orthotic insole, the upper is formed by sewing a breathable antibacterial composite fabric; scientific foot protection is achieved through multi-dimensional structure optimization, the 1 / 3 bending structure of the shoe sole accurately corresponds to the first-fifth metatarsophalangeal joint position of the foot, the 15-degree upwarp design and the 3-5 mm sunken structure accord with the foot movement track of a child during walking, running and jumping, the space in the shoe is increased, joint stress damage is reduced, the correction shoe pad is provided with supporting pads aiming at the transverse arch of the forefoot and the longitudinal arch of the inner side and the longitudinal arch of the outer side respectively, and therefore the correction effect is achieved. By the aid of pressure sinking convex-concave grooves in metatarsophalangeal joints and toe joints, plantar pressure can be dispersed, a normal physiological curve of an arch can be maintained, foot development deformity such as flatfoot, strephenopodia or valgus can be effectively prevented, and meanwhile, the surrounding heel cup with the height of 12 mm and the inner side heel cup cooperatively fix the heel to guarantee that the foot keeps a correct force line during movement.

The utility model discloses a composite structure supporting piece which comprises a first supporting layer and a second supporting layer, the first supporting layer comprises a half sole area, a hollowed-out area is formed on the half sole area, and the second supporting layer is made of flexible materials and covers the hollowed-out area so that the hollowed-out area of the half sole area can have elasticity. According to the composite structure supporting piece, the forked structures corresponding to the inner side and the outer side of the forefoot are arranged on the first supporting layer to form the hollowed-out part, and the flexible second supporting layer is arranged on the hollowed-out part, so that impact force borne by the foot during landing is better dispersed, rebound resilience and flexibility are improved, the toughness of the forked structures is enhanced, and the service life of the supporting piece is prolonged. The thickness of the first free end is set to be smaller than the thicknesses of the first branch part, the second supporting part, the fourth supporting part and the fifth supporting part, so that the pressure borne by the first toe during pedaling is reduced while supporting of the middle foot and pushing of the half sole are guaranteed.

The utility model relates to a sole modularization rehabilitation training device which comprises a sole adapter and replaceable function modules, the bottom face of the adapter is divided into a half sole area, a middle foot area and a heel area, and different function modules are installed in all the areas in a clamping mode. Through gradient adjustment and dynamic combination of the modules, multi-target collaborative treatment such as strephenopodia correction, gravity center transfer induction and pelvis control is realized. The asymmetric structure of the T-shaped block can guide a patient to actively shift the center of gravity, and the anti-skid lines and the ankle fixing belt ensure the stability of mechanical transmission. Passive limitation of a traditional brace is broken through, full-cycle rehabilitation from a soft paralysis period (the contact area is larger than 85%) to a recovery period (the contact area is 40%-60%) is covered, clinical data shows that gait symmetry of a patient is improved, treatment cost is reduced, and independent rehabilitation without assistance is finally achieved.

An insole (1) is provided, suitable to be inserted into a shoe and to sustain the weight of a foot, the foot defining: a forefoot comprising metatarsals; a midfoot; a rearfoot, the insole (1) defining: a first axis (1a), extending along the greatest dimension of the insole (1) and parallel to a resting plane; a second axis (1b), extending along a direction perpendicular to the first axis (1a) and parallel to the resting plane; a third axis (1c), perpendicular to the first axis (1a) and the second axis (1b); an outline (8) delimiting the area of the insole (1) suitable to come into contact with the foot; and comprising: an anterior portion (2) configured to sustain at least part of the weight of the forefoot; an intermediate portion (3) connected to the anterior portion (2) and configured to sustain at least part of the weight of the midfoot; and a posterior portion (4) connected to the intermediate portion (3) and configured to sustain at least part of the weight of the rearfoot, the anterior portion (2), the intermediate portion (3), and the posterior portion (4) being arranged sequentially along the first axis (1a), the anterior portion (2) having a thickness, measured with respect to the third axis (1c), that varies along the first axis (1a) and along the second axis (1b), the anterior portion (2) defines a plurality of positioning elements (5) configured to sustain at least part of the weight of the forefoot.

A boundary portion located between an upper and a midsole in a foot width direction includes a first boundary portion. The first boundary portion is positioned at a portion of the sole corresponding to a lateral side of the wearer's forefoot. An expansion portion is positioned at a portion of the midsole corresponding to the lateral side of the wearer's forefoot. The expansion portion bulges from the first boundary portion toward the lateral side of the sole with respect to the first boundary portion in the foot width direction. An outsole has a roll-up portion protruding upward from a peripheral edge portion of an upper surface of the outsole. The roll-up portion is located at a portion corresponding to the expansion portion of the midsole and covers a peripheral edge portion of the expansion portion from the outside.

This invention relates to a shoe insole comprising an inner sole having one or more of a support portion in the rearfoot exterior quadrant, a cushioning portion in the forefoot interior quadrant, a cushioning portion that extends from the forefoot interior quadrant to the forefoot exterior quadrant, and a cushioning portion in the rearfoot interior quadrant and the rearfoot exterior quadrant. Methods of making, using, and positioning the disclosed shoe insole and the components thereof are also described. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.

A device for exercising / strengthening feet includes a left pad for supporting and exercising a left foot and a right pad for supporting and exercising a right foot, each pad comprising a rear portion to support the hindfoot thereon and a front portion to support the midfoot and the forefoot thereon, the front portion comprising a hallux portion to support the hallux. A notch is positioned adjacent to the hallux portion and underneath the first metatarsophalangeal (MTP) joint of the foot. The hallux portion and the notch are configured such that at least a portion of the first MTP joint is unsupported by the front portion to reduce a pressure experienced by the first MTP joint when the hindfoot is supported on the heel portion and to provide increased plantarflexion of the first metatarsal bone of the foot when the hindfoot is raised and unsupported by the rear portion.

The utility model provides a supporting insole. The supporting insole comprises a pad, wherein the pad is provided with a heel part, an arch part and a half sole part; a first concave part is arranged on the waist piece, the waist piece is arranged at the heel part of the pad, so that the heel part is higher than the half sole part, and when the waist piece is connected with the heel part of the pad, the arch part is inclined, and the shape of the heel part is matched with that of the waist piece. Through the arrangement of the waist piece, the heel part of the pad forms a second concave part, the side edge of the second concave part forms a bulge for the heel part and supports the heel, the waist piece is connected with the pad, the arch part forms an inclination and supports the arch, and through the arrangement of the second concave part and the arrangement of the arch part into an inclined structure, the arch part can support the arch. According to the shoe, the heel is arranged in the first concave part and used for supporting the foot, the heel is placed in the second concave part, the protrusions on the side edge of the heel part play a role in wrapping the heel, the position of the heel is limited while the heel is supported, the fatigue feeling of the foot in the walking process is relieved, and meanwhile a certain correction effect is achieved.

The disclosure provides gait modification or treatment apparatus, systems and methods that are appropriate for everyday life, have a significant mechanical effect, and provide a mechanism for tracking the compliance and performance of the patient to allow for individualized management of a gait modification prescription or treatment plan or sequence. Gait modification / treatment apparatus, systems and methods utilizing substantially rectilinear projections in the hindfoot and the forefoot are disclosed. Gait modification / treatment apparatus, systems and methods utilizing a projection that defines an engagement surface extending from the hindfoot to the forefoot are also disclosed. Gait modification / treatment apparatus, systems and methods utilizing a non-linear guide rail extending from the hindfoot to the forefoot are also disclosed. Further, gait modification / treatment apparatus, systems and methods utilizing an array of discrete pegs of differing stiffness / compression that provide load instability at least in the hindfoot and the forefoot are disclosed.

The present invention relates to a device for measuring the dorsal mobility of the first ray of the foot comprising two independent upward force exerting means (2) adapted to exert a force on a part of a forefoot, each upward force exerting means (2) comprises a force sensor, wherein the device comprises at least one displacement sensor (5), the device is adapted to measure a displacement as a function of the applied force.

The invention discloses an IMU-based outdoor running forefoot abduction detection method, and relates to the technical field of action recognition, and the method comprises the steps: obtaining the acceleration and angular velocity collected by an IMU when a subject runs outdoors; wherein the IMU is fixed in a forefoot area of a foot of a subject; performing gait cycle segmentation on the acceleration and the angular velocity to obtain a plurality of gait cycle data; determining the yaw angle of the IMU in each gait cycle data; and determining a forefoot abduction angle of the subject in the running process according to the yaw angle in each gait cycle. The motion capture system can overcome the defects that an existing motion capture system is poor in portability, inconvenient to use and high in price, the result measured and calculated through the IMU is extremely high in consistency with the motion capture system, and the feasibility of replacing the motion capture system through the IMU is explained. According to the invention, another effective solution can be provided for a scene in which a motion capture system cannot be undertaken or the motion capture system cannot play a role.

The invention provides a hallux valgus treatment shoe, and belongs to the technical field of shoes. Comprising a sole, a vamp is arranged on the sole, a shoe neckline is formed at one end of the vamp, an opening is formed in the side face of the shoe neckline, and a correction patch is arranged in the opening; a sliding groove is formed in the middle of the upper end face of the shoe sole in the length direction, a correction plate is slidably installed on the sliding groove and is of a soft cushion structure matched with the forefoot of the human body, a restraint strap is installed at the position, corresponding to the thumb of the foot of the human body, of the correction plate and is of a C-shaped structure with an opening facing the outer side of the correction plate, and a bottom plate is fixed to the lower end face of the correction plate. A side protection plate is fixed to the end, opposite to the restraint strap, of the bottom plate, and a winding cap used for winding the top end of the restraint strap is rotationally installed on the side protection plate. The hallux valgus correction device can adjust the correction degree according to the requirements of a patient, facilitates hallux valgus correction of the patient step by step, is milder and more comfortable in treatment effect, is convenient to wear and use in daily life, does not affect daily actions, and is good in overall use effect.

The invention discloses an intelligent ankle pump exercise training instrument and a multi-mode linkage control system, the intelligent ankle pump exercise training instrument comprises a foot supporting plate, a sole air bag structure is arranged on the surface of one side of the foot supporting plate, a detachable foot back fixing part is further arranged on the surface of one side of the foot supporting plate, and a foot back air bag is arranged in the foot back fixing part; the sole air bag structure is composed of a forefoot area air bag, an arch area air bag and a heel area air bag. The front foot area air bag, the arch area air bag, the heel area air bag and the instep air bag are further provided with pressure sensors, and the pressure sensors are connected with the main control module; according to the method, a real-time feedback mechanism of electromyographic signal-inflation pressure is established, muscle point features, pressure features and inertia features are fused, spasm is accurately recognized through a pressure gradient control algorithm, meanwhile, alternate inflation control over foot dorsum / sole anatomical partitions is achieved, and foot pressure sores of a patient can be completely eradicated.

A sole structure having an outsole. The outsole has: a forefoot region; a midfoot region; a heel region; an outsole base having an upper surface and a bottom surface; a first stabilizing element extending from the outer base beyond the upper surface in a direction from the bottom surface toward the upper surface; and a second stabilizing element extending from the outer base beyond the upper surface in a direction from the bottom surface toward the upper surface.

Methods of fabricating a compliant prosthetic foot are provided. A method includes optimizing a set of determinants defining a shape of a compliant prosthetic foot. The shape comprises a keel curve, a heel curve, and a forefoot curve, each of the heel curve and the forefoot curve at least partially defined as an offset curve with respect to a representation of an arched ground-facing surface of the compliant prosthetic foot. The optimizing includes minimizing a lower leg trajectory error associated with the set of determinants relative to a target kinematic data set. The method further includes fabricating the compliant prosthetic foot in conformance with the optimized set of determinants.

The utility model belongs to the technical field of footwear articles, and provides a sole and a walking shoe, the sole comprises a midsole and an outsole, and the outsole is arranged at the bottom of the midsole; a plurality of arc-shaped grooves are formed in the bottom end face of the shoe outsole, and a plurality of grooves are formed in the side face of the shoe insole. According to the structure that the metatarsal bone of the front foot sole is bent when a user walks, a plurality of grooves are formed in the side face of the shoe insole, the whole shoe sole can be bent conveniently, the grooves are matched with the bent portion of the foot sole of the user, gait walking is facilitated, and the walking comfort is improved; in cooperation with the structure of the elastic foaming material adopted by the shoe middle sole and the shoe outsole, the arc-shaped grooves can deform and generate different tension according to the stress of gait movement, so that the bending property and the telescopic property of the outsole are improved, and meanwhile, the overall appearance is novel and artistic.

The utility model discloses a sole structure, footwear product, this sole structure includes upper layer midsole, lower layer midsole, big sole and reinforcing plate. Lower layer midsole contains first, second, third support module of mutual separation, wherein, the compression deformation rate of first support module located in the forefoot lateral side is lower than the second support module of inside. Reinforcing plate is located between upper and lower midsole, and it has straight section of linear form corresponding to metatarsal region of foot. The bottom surface of second support module constitutes arc rolling contour, and its lowest point being tangent to horizontal plane is configured behind reinforcing plate straight section. Meanwhile, first support module and the straight section of reinforcing plate at least partially overlap in vertical direction. The sole structure can improve the natural torsion deficiency of the foot of the forefoot runner landing and the problem that the energy feedback is weak in the moment of climbing the ground.

This utility model relates to the field of insole technology and discloses an arch-correcting insole, including a top layer, a customized thickness plate bonded to the bottom outer wall of the top layer, a bottom plate bonded to the bottom outer wall of the customized thickness plate, and a heel transverse arch spring block bonded to the top outer wall of the top layer. The heel transverse arch spring block is an important weight-bearing structure of the forefoot. If the transverse arch collapses (i.e., "forefoot flattening") due to congenital malformation, prolonged wearing of narrow shoes, obesity, or excessive weight-bearing, the intermetrocar distance will widen, and the forefoot will become wider and flatter. The heel transverse arch spring block is customized and bonded to fit the patient's different foot shapes. In this utility model, Velcro allows for quick disassembly and replacement of the heel transverse arch spring block, heel pad, and customized thickness plate, enabling personalized customization according to different patients' foot shapes and needs. This not only meets diverse correction needs but also reduces the cost of overall replacement.

The invention discloses a self-adaptive ankle joint mechanism and foot structure for a mobile exoskeleton, which is used for assisting a wearer to realize autonomous movement and comprises a rear insole, a rear cover, a front insole, a front cover, a steel rope buckle, a rotating column, a motor, a rotor connecting piece, a rotor foot connecting piece, a motor mounting plate, a tibia shield, a sliding rod, a telescopic buckle, a spring buckle and a spring, the rear insole, the rear cover, the front insole and the front cover form a bottom plate structure for supporting a foot, the bottom plate structure adopts a double-section split structure and is divided into a front sole area and a heel area, and the front sole area and the heel area are connected through a detachable and deformable soft rubber material. Through one active degree of freedom and a plurality of additional passive degrees of freedom, the movement flexibility of the human body is remarkably improved, and then the walking stability and the adaptability to the uneven ground are enhanced.

The shoe sole comprises a shoe sole body and is characterized in that five first supporting parts which extend front and back and are arranged at intervals in the left-right direction are arranged on the bottom face of a front sole area of the shoe sole body, the five first supporting parts are arranged on the bottom face of the shoe sole body in a protruding mode, and the five first supporting parts are arranged opposite to bones of a front sole; the sole area in the human skeleton is mainly composed of metatarsal bones and part of phalanx bones, five first supporting parts which extend front and back and are arranged at intervals in the left-right direction are arranged on the bottom face of the front sole area of the sole body, and the five first supporting parts can correspond to the five metatarsal bones and part of phalanx bones of the front sole. Therefore, a good supporting effect can be achieved on the sole in the using process.

An insertable insole is provided for use with footwear. The insertable insole includes an elongated rib originating at a heel end of the insole and extending substantially linearly towards a forefoot end of the insole. The rib is spaced apart from lateral edges of the insole.

The invention relates to a prosthetic foot insert (10), comprising a proximal fastening device (20) for fastening the prosthetic foot insert (10) to a proximal part (2), a holding part (30) which is arranged distally with respect to the fastening device (20) and is coupled to the fastening device (20), an elastic heel element (50) which is arranged on the holding part (30), and a main spring (40), the main spring (40) extends into the forefoot region and is coupled to a retaining part (30), the main spring (40) is supported on a heel element (50) between a proximal heel part (51) and a distal heel part (52), the retaining part (30) has a projection (34) which projects beyond the fixing element in the direction of the forefoot region and which is supported on the main spring, and the retaining part (30) is configured so that the main spring (40) is supported by the retaining part (30) in the direction of the forefoot region. And the main spring interacts with the distal heel part (52) when the forefoot is loaded.