34 results about "Achilles tendon" patented technology

The invention relates to the field of medical auxiliary instruments, in particular to an auxiliary device for preventing lower limb thrombus and foot drop. The problems of lower limb blood circulation disorder, foot drop and heel pressure sores of long-term bedridden patients are solved. The device comprises a foot moving mechanism, a bearing part and a massage part, the foot moving mechanism drives a foot sole to rotate through a motor, and passive bending and stretching of the foot sole are achieved through the magnetic interaction of a movable magnet and a fixed magnet set; the bearing part is provided with a heel accommodating groove and a heel tendon supporting ridge structure, so that the heel pressure is effectively dispersed; the massage part automatically triggers alternate work of a lifting air bag and a massage air bag through movement of the shank through a pneumatic transmission mechanism, and intermittent lifting of the heel and cyclic massage of the shank are achieved. The device can synchronously maintain the motion range of ankle joints, promote blood circulation of lower limbs and relieve heel pressure, and has the advantages of being high in automation degree, high in adaptability, safe and comfortable.

The utility model discloses a pressure sore prevention body position pad which comprises a flat plate, side plates are hinged to the two sides of the flat plate respectively, fixing assemblies are arranged on the two sides of the flat plate, the side plates are fixed through the fixing assemblies after the angle of the side plates is adjusted relative to the flat plate around hinge parts, a plurality of first air bags are arranged at the top of the flat plate, and second air bags are arranged at the tops of the side plates. The first air bags are connected to the first main air pipe through the corresponding branch air pipes, the second air bags are connected to the second main air pipe, the three separated first air bags are driven to bulge so as to support the heels, the achilles tendon, the buttocks, the waist, the head and the shoulders of a patient, and the other two separated first air bags do not bulge so as to support the heels, the tendons, the buttocks and the shoulders of the patient. The side plates are fixed through the fixing assemblies after angle adjustment is carried out on the side plates around the hinge parts relative to the flat plate, so that the side-lying position of the patient is supported through the second air bag, meanwhile, a gap is formed between the second air bag and the back of the patient, and pressure sores are prevented from being carried out on the other parts of the patient.

The invention relates to the technical field of shoemaking, and discloses a shoe with a counter built in a shoe heel part, the shoe comprises the shoe heel part with the counter built in, the counter comprises an extension part, an achilles tendon part and a heel cavity part, the extension part inclines backwards and upwards, an opening of the achilles tendon part is wide in the front and narrow in the rear, the heel cavity part is in a shape of wrapping a heel, and the heel cavity part is in a shape of wrapping the heel. The width of the welt part of the shoe heel part is set to be smaller than the horizontal width of the heel of a human body, and the welt part of the shoe heel part fits the achilles tendon part of a foot when the shoe is worn. The counter comprises an opening-shaped heel tendon part which is wide in the front and narrow in the rear and forms a protruding structure in the heel part, and the protruding structure is attached to the heel when the shoe is worn, so that the heel tendon part is not prone to falling off.

Ankle orthosis (10) with a medial stabilizing element (12) designed to be applied to the lower leg and having an upper section (18) that is positioned above the medial malleolus (14), an anterior section (20) that is positioned in front of the medial malleolus (14), a lower section (22) that is positioned below the medial malleolus (14) and a posterior section (24) that is positioned behind the medial malleolus (14), such that the stabilizing element (12) is open posteriorly and superiorly in plan view. wherein a first band (32) is attached to the upper section (18), which, when the orthosis (10) is applied, runs circularly around the lower leg (16) above the medial malleolus (14) towards the upper section (18), wherein a second band (34) is attached to the posterior section (24), which, when the orthosis (10) is applied, first runs posteriorly above the Achilles tendon (54) and then anteriorly over the upper dorsum of the foot (58) to the lower section (22), and wherein a third band (36) is attached to the lower section (22), which, when the orthosis (10) is applied, first runs over the arch of the foot (66) under the midfoot (17) to the outside, and then continues diagonally over the top of the foot (58) to the upper section (18).

The utility model relates to the technical field of ankle-foot orthotics, and discloses a lightweight multifunctional back-supporting type ankle-foot orthotics which comprises a base, an arch orthotics insole is arranged in the base, a multifunctional correction assembly for assisting standing and walking is arranged above the base, and the arch orthotics insole is arranged above the base. The orthosis assembly includes a first ankle foot orthosis body and a second ankle foot orthosis body. According to the light-weight multifunctional rear supporting type ankle-foot orthosis, the first ankle-foot orthosis body, the second ankle-foot orthosis body, the foot arch orthosis insole, the achilles tendon clamping groove and the shank clamping groove are arranged, the ankle joint is kept in the neutral position, ligament relaxation after abnormal stretching is avoided, standing and walking are assisted, malformation is corrected, muscular tension is affected, and the ankle-foot orthosis is suitable for being used for a long time. The problems that ankle diseases and flatfoot diseases cannot be treated at the same time, supporting correction cannot be conducted on foot arches, and an ankle-foot orthosis is limited in function and small in application range are solved.

This utility model discloses a breathable and non-slip honeycomb running sock, comprising a mid-calf sock body, an elastic band for securing the sock body at its upper end, an Achilles tendon protective pad sewn to the back of the sock body, protective side wings to expand the protective area of ​​the Achilles tendon protective pad fixedly installed on both sides, and an adjustment strap fixedly installed at the front end of the protective side wings. A first breathable mesh and a second breathable mesh are provided on the upper surface of the sock body corresponding to the instep, both of which are honeycomb mesh structures. This breathable and non-slip honeycomb running sock adopts a novel structural design, with an Achilles tendon protective pad and protective side wings inside the sock body. When the sock body is worn, the Achilles tendon protective pad and protective side wings correspond to the wearer's Achilles tendon position, using both to wrap and compress the Achilles tendon, reducing Achilles tendon movement during running and achieving the purpose of Achilles tendon protection.

A shoe rim cushion can protect an Achilles tendon of a user from injuries caused by rubbing of a heel collar of a shoe against the Achilles tendon. The rim cushion can be secured to the back of a shoe without adhesives through an internal biasing that can pinch the rim cushion onto the back of the shoe. The rim cushion can cover the rim of the heel collar so that the rim is unable to rub against the Achilles tendon. The rim cushion can include a double shield with a semi-rigid inner brace and a resilient cushioning pad that can disperse forces applied by the rim to the Achilles tendon.

The invention discloses a high-applicability achilles tendon minimally invasive suturing instrument, and belongs to the technical field of achilles tendon minimally invasive instruments.The high-applicability achilles tendon minimally invasive suturing instrument comprises a U-shaped arm, universal devices are installed at the two ends of the U-shaped arm, outer side arms are movably arranged on the universal devices and fixedly connected with the universal devices through fixing screws, outer side rings are fixed to one ends of the outer side arms, and outer side rings are fixed to the other ends of the outer side arms. A sleeve is movably arranged on the outer side ring; a hinge device is arranged on the U-shaped arm, the hinge device is composed of an upper hollow sleeve and a lower hollow sleeve, the upper sleeve is connected with the U-shaped arm, two measuring rods are movably arranged in the lower sleeve, the two measuring rods are fixedly connected with the sleeves through fixing screw rods respectively, and oval forceps fixers are installed at the ends, away from each other, of the two measuring rods; the device is high in adaptability and accuracy, can be matched with any oval forceps in an operating room, is remarkable in minimally invasive property, greatly reduces tissue damage, reduces the postoperative infection rate, shortens the recovery period, and is adaptive to patient groups needing rapid recovery.

The invention belongs to the technical field of robots, and discloses a mechanical leg with a bionic hydraulic ankle joint and a structure thereof, and the mechanical leg comprises a thigh, a shank oil cylinder, a shank, an achilles tendon oil cylinder and an ankle joint; a traditional mechanism such as a connecting rod speed reducer for achieving inward turning and outward turning movement is simplified into the ankle joint capable of being actively driven through the arc-shaped oil cylinder, and by means of the design, the advantage of large driving force of a hydraulic system is brought into play, and meanwhile the flexibility of the joint is improved; all linear velocities on the long edge of the square piston are kept consistent, and the problem that the oil cylinder is stuck due to rolling of a sealing ring caused by inconsistent linear velocities of all points on the lower round edge of the round section can be avoided; the designed oil cylinder serves as a joint main body to be embedded in the joint, compared with a traditional joint, redundant externally-loaded accessory mechanisms are not needed, the design is more compact, the size is smaller, meanwhile, a buffering mechanism is designed in the dorsal stretching and plantar flexion movement directions, and the bionic kinematics principle is better met.

The adjustable achilles tendon traction ankle brace comprises a foot fixing sleeve with an opening in the upper end, the rear portion of the foot fixing sleeve is rotationally connected with a shank fixing sleeve, inner connecting discs are arranged on the two sides of the rear portion of the foot fixing sleeve, outer connecting discs are arranged on the two sides of the lower end of the shank fixing sleeve, and adjusting grooves are inwards formed in the outer connecting discs; a rotating hole is formed in the bottom of the adjusting groove, the inner connecting disc is connected with a rotating shaft penetrating out of the rotating hole and rotationally connected with the rotating hole, and a limiting chuck is arranged at the free end of the rotating shaft. A circle of outer limiting clamping teeth are arranged on the edge of the inward side of the limiting chuck, a circle of inner limiting clamping teeth in one-to-one correspondence with the outer limiting clamping teeth are arranged in the adjusting groove, an adjusting shaft located on the outer side of the corresponding limiting chuck is rotationally connected into the adjusting groove, an eccentric protruding strip is arranged on the outer side of the adjusting shaft, and an adjusting shifting piece is arranged on the outer side of the adjusting shaft. The angle can be rapidly adjusted in one step, the angle adjusting device is more user-friendly, efficient and reliable, and angle adjustment of the brace is more convenient.

The utility model relates to the technical field of dressing changing and dressing, in particular to a novel integrated achilles tendon postoperative dressing changing and dressing which comprises a protection ring, a connecting groove is formed in the inner side wall of the protection ring, a protruding block is fixedly connected into the connecting groove, one side of the protection ring is fixedly connected with a connecting belt, and the other side of the protection ring is fixedly connected with the connecting belt. One side of the connecting belt is provided with a son hook-and-loop fastener, and one side of the son hook-and-loop fastener is provided with a mother hook-and-loop fastener. According to the novel integrated achilles tendon postoperative dressing change dressing, due to the arrangement of the protection ring, the protruding blocks, the connecting belt, the child hook-and-loop fasteners and the mother hook-and-loop fasteners, in the dressing change process, after the protection ring is attached to the two sides of the achilles tendon of a patient in a surrounding mode, empty grooves in the two sides of the achilles tendon are filled with the protruding blocks, and then the connecting belt surrounds the protection ring, so that the child hook-and-loop fasteners are attached to the mother hook-and-loop fasteners; further, the protection ring is connected with the surface of the achilles tendon, the protection ring is prevented from sliding off, the occurrence of ankle sprain can be reduced through the protruding blocks, and the effects of ensuring the stability of the ankle and improving the dressing change efficiency are achieved.

A kit and method for reconstructing an Achilles tendon may include a first anchor member, a first flexible member configured to engage the first anchor member, a second anchor member, a second flexible member configured to engage the second anchor member, a first adjustable anchor assembly including a first outer member and a first inner member configured to axially translate within a first lumen of the first outer member in response to rotation of the first inner member relative to the first outer member, a second adjustable anchor assembly include a second outer member and a second inner member configured to axially translate within a second lumen of the second outer member in response to rotation of the second inner member relative to the second outer member, and a collagen implant configured to engage a surface of the Achilles tendon. -41- ABSTRACT2022202627 20 2022 Apr 1 / 34 20 22 20 26 27 2 0 A pr 2 02 2 150 160 100 162 110 120 FIG. 1

The utility model relates to a stable shoe heel part easy to put on and take off, which comprises a shoe heel part body, the shoe heel part body comprises a wrapping part used for wrapping the heel of a human body, a waist contraction part matched with the rear ankle and an external expansion part positioned on the upper side of the waist contraction part, and a splayed convex part is arranged on the inner wall surface of the shoe heel part body. The splayed protruding part is in an inclined shape with the middle area higher than the left side and the right side, and an achilles tendon space used for avoiding and containing the achilles tendon of the human body is naturally formed in the middle of the splayed protruding part. The splayed protruding part comprises a left protruding part and a right protruding part, and the upper side face of the left protruding part and the upper side face of the right protruding part are inclined transition faces which are used for guiding the heel to penetrate into the wrapping part. By means of the splayed protruding part which is uniquely designed, the heels can be rapidly guided in and stably wrapped, accidental disengagement is prevented, meanwhile, the wearing and taking-off convenience and comfort are improved, the back ankles are effectively prevented from being scratched by the waist contraction part, and remarkable progress and innovation are achieved.

The invention provides a training device for exoskeleton rescue wearable equipment, and belongs to the technical field of exoskeleton training. Comprising a thigh robotic arm and a shank robotic arm, the inner surface of the thigh robotic arm is fixedly connected with a thigh fixing assembly, the thigh fixing assembly is used for fixing the thigh of a user, the inner surface of the shank robotic arm is fixedly connected with a shank fixing assembly, and the outer surface of the shank fixing assembly is fixedly connected with an adjusting assembly. The thigh fixing assembly and the shank fixing assembly are arranged, and the thigh sleeve, the tibia anterior muscle positioning plate, the gastrocnemius muscle positioning plate and the achilles tendon positioning plate are structurally arranged to conform to the shape of the contour of the leg of the human body, so that on one hand, the adaptability of the fixing assembly to the shape of the leg of a user can be improved; on one hand, when the user uses the exoskeleton equipment, the fixing assembly is used for limiting and protecting the legs, and then the safety of the legs of the user is improved.

The utility model discloses a running sock which comprises a running sock body, a protection sock pad is integrally sewn at the bottom end of the outer portion of the running sock body, and an achilles tendon protection pad is integrally sewn at the rear end of the outer portion of the running sock body. The achilles tendon protection pad wraps the rear end of the outer portion of a sock leg of the running sock body, and an elastic bandage a is installed at the front end of the outer portion of the achilles tendon protection pad and connected to the upper end of the outer portion of the running sock body in a sleeving mode; the front end of the outer portion of the achilles tendon protection pad is sleeved with a drawstring, the end of the drawstring is provided with an elastic bandage b, and the running sock body and the protection sock pad are sleeved with the elastic bandage b. The running sock is reasonable in arrangement and structural design, the protection pad layer and the achilles tendon pad layer are arranged at the bottom end of the running sock body and can be matched and attached to the foot of the human body, the pad layers and the running sock body are tightly connected through the elastic bandage, and therefore the running sock is matched with the sole of the foot of the human body, and comfort is improved.

The utility model relates to the technical field of nursing dressing change, and discloses a nursing dressing change support which comprises a support structure, limiting components are installed at the top ends of a support body A and a support body B, each limiting component comprises an inverted-T-shaped rotary disc and a bent strip installed at the top end of the inverted-T-shaped rotary disc, and a rubber strip is installed on the outer surface of each bent strip. A positioning rod is vertically inserted in the middle end of the inverted-T-shaped rotating disc in a penetrating mode, the supporting body A is located at the knee of a patient, the supporting body B is located at the achilles tendon of the patient, the single leg portion is suspended, dressing change can be conducted on the patient, the two sets of bent strips are parallel, the supporting body A and the supporting body B are arranged at the bottom ends of the two legs, the achilles tendon of the two legs is arranged at the top ends of the bent strips, the two legs can be lifted conveniently, and the legs are inclined. The support body A and the support body B are separated, the lower end of the inverted-T-shaped rod moves in the inverted-T-shaped barrel, the insertion rod is inserted into the inverted-T-shaped barrel and the positioning hole of the inverted-T-shaped rod, the position between the support body A and the support body B is fixed, and the stability of the support structure is conveniently kept.

The present invention belongs to the field of socks, particularly to the field of socks for special use, such as together with specialized footwear. The invention relates to a sock for wearing inside a climbing shoe and a method for manufacturing said sock. The essence of the invention is in that the sock is divided into at least two parts, namely - a first part is designed to cover the top of the toes from at least the nails of the toes, the ball and the arch of the foot across the entire length of the foot and at least a part of the width of the foot, and at least a part of the heel to the attachment of the Achilles tendon, so that the first part covers at least a part of toes, a part of the sole of the foot and a part of the heel, and - a second part designed to cover at least the bridge of the foot, wherein the first part is made from a highly resistant rigid material and the second part may be made from a flexible material. When the foot is placed in the basket at the front on the toes and the sock is pulled over the heel, the sock pushes the foot into a "climbing" position characteristic for its curved shape in which the toes are clearly downwards, the arch of the foot is emphasized and the heel is pushed towards the toes.

The utility model relates to the technical field of sports equipment, and discloses a binding band device and a protective tool with the binding band device, the binding band device comprises a flexible binding band body, two ends of the flexible binding band body are respectively connected with a first connector and a second connector, and the second connector is detachably connected to the protective tool to which the flexible binding band is applied. The flexible bandage can be used as an expansion function part to be fixed on the outer side of the protective tool, can form a double locking mechanism with the protective tool on the bottom layer, exerts directional pressure on corresponding positions (such as the periphery of patella and the attachment point of achilles tendon) in strenuous exercise or complex actions, effectively limits relative sliding of the protective tool and limbs, improves dynamic protection efficiency, and is safe and reliable. And the secondary injury risk is reduced.

The utility model is suitable for the technical field of riding boots, and provides a motorcycle riding inner boot which comprises a riding boot body, a bone protection shell, an achilles tendon protection shell which is fixedly installed on the riding boot body and used for protecting tibia and fibula parts, and an ankle protection shell which is fixedly installed on the riding boot body and used for protecting achilles tendon parts. The riding boot comprises a riding boot main body and a boot sole assembly, the boot sole assembly is installed on the riding boot main body and used for protecting the ankle part, the boot sole assembly and a separated sole of the boot sole assembly allow different materials and thicknesses to be used, better buffering and supporting are provided, the sole is independently manufactured, it can be ensured that each part can achieve the optimal abrasion resistance and waterproof performance, and the design is also convenient to maintain and repair; the service life of the riding boot is prolonged, the ankle TPU sliding type mechanical joint design independently designed according to biomechanics provides stronger anti-collision protection for the ankle joint, and bending and rotating force can be gradually absorbed to reduce the damage to the shank joint caused by pressure or excessive stretching.

The utility model provides an achilles tendon protector, and relates to the technical field of rehabilitation. The achilles tendon protector comprises a fixing assembly and a protector assembly. The fixing assembly can be fixedly worn on the foot of a user; the protector assembly comprises a sliding rail part and a supporting part, the sliding rail part comprises a first sliding rail and a second sliding rail, the first sliding rail and the second sliding rail are both arranged on the fixing assembly, and the achilles tendon part of a user is located between the first sliding rail and the second sliding rail. One end of the supporting piece is slidably installed on the first sliding rail, the end, away from the first sliding rail, of the supporting piece is slidably installed on the second sliding rail, and a protection part capable of being attached to the achilles tendon part is arranged on the supporting piece. According to the achilles tendon protection tool, after the achilles tendon protection tool is worn, the achilles tendon part can be effectively supported and protected through the protection part of the supporting piece, and the achilles tendon part is prevented from being injured; the achilles tendon protector is not a disposable article, can be repeatedly used by any user, and is suitable for being used by the public.

To provide socks that can maintain the talus bone in its normal position. [Solution] The sock S comprises a sock body 1, an inner support portion 2 formed in a band shape from above the medial malleolus a downward through the medial malleolus a and less stretchable than the sock body 1, a sole support portion 3 formed in a band shape from the lower end of the inner support portion 2 across the sole of the foot and less stretchable than the sock body 1, a posterior support portion 5 that covers the heel and is formed upward from the heel along the Achilles tendon and less stretchable than the sock body 1, and an arch support portion 6 formed to cover the arch of the sole of the foot and less stretchable than the sock body 1, wherein the inner support portion 2 and the posterior support portion 5 are spaced apart in the circumferential direction at their upper ends.

The utility model relates to the field of medical instruments, in particular to an assembled ankle joint pad with a fixing function. The foot pad comprises the foot pad main body and the fixing component, the foot pad main body is provided with the groove for placing the foot, the pressure of the heel part can be completely reduced, and the pressure is dispersed along the shank, so that the pressure cannot be generated on the achilles tendon and popliteal vein, the pressure injury can be effectively prevented, and the pain caused by the pressure injury can be effectively relieved. The foot pad is fixed on a sickbed through the fixing band, so that the whole foot pad can be fixed, and for dysphoria and dementia patients, the foot pad plays a role in restraining while preventing pressure injury, preventing lower limbs of the patients from moving, and avoiding more serious injury to heels.

An orthopedic ankle brace allowing rear entry through an open back, enclosed by a back panel with tendon buttresses that pinch the Achilles tendon between the buttresses. The brace includes a gauntlet having a front panel with a forefoot opening underneath, a bottom integrated to opposed side panels, an open top, and an open back. A lace closure system cinches the front panel and side panels together. The back panel has an elastic center section separating two wings that attach to the gauntlet. Two tendon buttresses separated by a gap are disposed inside the back panel, and when the back panel is attached to the gauntlet, the gap receives the Achilles tendon. A tendon strap, overlying the tendon buttresses, when tightened squeezes the tendon buttresses together against the Achilles tendon held therebetween.

A protection device includes a first protective plate having a first through hole, a second protective plate having a second through hole, and a flexible strap. The flexible strap couples the first protective plate and the second protective plate. The protection device is configured for installation on a boot of a skate by threading a first end of a lace of the boot through the first through hole, and threading a second end of the lace through the second through hole, and tying the lace to secure the protection device in position above an upper rim of the boot. With the protection device installed, the first protective plate is disposed to cover a left ankle region and a first portion of an Achilles tendon of an individual, and the second protective plate is disposed to cover a right ankle region and a second portion of the Achilles tendon.

The utility model discloses an ankle sock which comprises a sock sole, and the sock sole is designed to be corresponding to the sole surface of a foot by clamping a pressure buffering pad between two pieces of fabric. The pressure-relieving pads comprise a first pressure-relieving pad and a second pressure-relieving pad, and the first pressure-relieving pad is located at the plantar ball part of the sole and is designed to be in a plum blossom petal shape; the second pressure buffering pad is located at the heel position of the achilles tendon and is designed to be oval. According to the ankle socks provided by the utility model, the pressure buffering pads adopted at the bottoms of the socks accord with the shapes of the soles of the feet, so that a good damping function is realized, and comfortable and safe wearing experience is provided for wearers.

The invention discloses an angle leveling device and achilles tendon boots.The angle leveling device comprises a heel tendon body and protruding parts fixed to the two sides of the top end face of the heel tendon body and of an arc-shaped structure, a groove is formed in the top end of the heel tendon body, and a height adjusting plate is rotationally arranged in the groove; an air bag used for supporting the height adjusting plate is fixed to the inner wall of the groove, arc-shaped grooves are formed in the two sides of the inner wall of the protruding part, positioning holes are formed in the inner walls of the arc-shaped grooves at equal intervals, and sliding rods inserted into the arc-shaped grooves in a matched mode are fixed to the outer walls of the height adjusting rods; and positioning blocks clamped with the positioning holes are elastically inserted into the outer walls of the sliding rods. The height adjusting plate rotates upwards in the groove to adjust the height, air in the air bag is exhausted after a sealing plug on the air outlet pipe is unscrewed, the height of the height adjusting plate is downwards adjusted in the groove, the angle of the height adjusting plate is conveniently adjusted, and the angle adjusting convenience of the heel tendon body is improved.

The "heel care product" according to the design of this application is a care product that prevents bedsores that can occur on the heels of care recipients who remain in bed for long periods of time. It is a care product that covers the lower part of the lower leg (from the calf to the ankle) while exposing the heel itself, and the heel lift-up part is placed on the Achilles tendon to lift the heel and keep it suspended in the air. Unlike conventional products that cover the heel with soft material such as sponge to relieve pressure, the "heel care product" according to the design of this application keeps the heel exposed and suspended in the air, and since there is no object in contact with the heel for long periods of time, there is no pressure on the heel and it provides extremely high breathability.

The utility model relates to medical appliance technical field, especially a heel pressure sore prevention protection pad, the utility model discloses a protection pad can be supported and placed to patient's foot after inflating, thereby can pad it, prevent the generation of pressure sore, and through the heel of arc convex type structure can be adapted and placed to the heel of foot, and through the Achilles tendon of arc recess type structure can be adapted and placed to the Achilles tendon of foot, and through the ankle can be wrapped to the ankle, so that patient's foot is placed on the protection pad more comfortable, and the overall structure is more flexible after the protection pad inflates, so that patient's foot skin tissue pressure can be dispersed, relieve, thereby prevent the generation of pressure sore, and through magic tape wool surface and magic tape hook surface corresponding paste, so that two the restraint band can be fixed and bound in the foot correspondingly, thereby can constrain the protection pad, make it stable installation in patient's foot.

An intelligent foot and ankle prosthesis based on human structure and motion simulation, including a heel profiling structure, the heel profiling structure is connected with a talus profiling structure, the talus profiling structure is connected with a foot sole profiling structure, the heel profiling structure and the foot sole profiling structure are installed with compression springs at the ends; the talus profiling structure is connected with one end of an Achilles tendon profiling structure, the other end of the Achilles tendon profiling structure is connected with a ball screw sliding block, the ball screw sliding block is fixed with a ball screw nut, the ball screw is fixed on a tibia profiling structure through screw bases and screw top fixing blocks at both ends, the tibia profiling structure is fixed with a prosthesis receiving cavity connecting block at the top end; the ball screw is driven by a motor, the tibia profiling structure and the talus profiling structure constitute a rolling joint connected by a fixed spring; the present application has the characteristics of simple and compact structure, good human motion fitting characteristics, excellent motion effect, energy saving, etc., and can be widely applied.

The application provides an ankle guard, comprising: a fixed part, the fixed part comprising a tendon fitting part, an arch fitting part, a lateral malleolus fitting part, and a heel hollow part; a connecting part, the connecting part comprising a first connecting part and a second connecting part, the distal end of each of the first connecting part and the second connecting part being provided with a connecting unit; a hollow part, the hollow part being provided on the fixed part and / or the connecting part; wherein one of the first connecting part and the second connecting part can pass through the hollow part from the inner side of the ankle guard to be connected to the outer side of the ankle guard through the connecting unit thereof, and the other one can be connected to the outer side of the ankle guard through the connecting unit thereof and form an overlapping area in the front malleolus area. Through the above-mentioned ankle guard, the ankle guard can be quickly worn and fixed; the ankle guard can provide good protection for the whole ankle, especially the overlapping area part can form a cross-pressing structure in the front malleolus area to provide better protection for the ankle joint; and the fixing stability of the ankle guard can be improved.