55 results about "Achilles tendon" patented technology

The invention discloses a humanoid robot bionic foot with autonomous terrain testing capability, which comprises a front sole component and a rear sole component which are flexibly connected through a sole fascia, a support connecting frame is hinged with an arch component to form a space transmission structure, and the support connecting frame and the arch component cooperate with the fascia to form an arched composite support. The locust-imitating foot pad has the innovation points that the locust-imitating foot pad realizes segmented flexible and local fitting buffering; the pelma fascia and the arch-shaped arch absorb impact in the initial gait stage, and rigid body transmission is reduced; the dorsal muscle imitating elastic sheet and the achilles tendon imitating elastic sheet store and release energy in the second half of the gait, and the dynamic stability is improved; pressure sensors are arranged at three points of the front / rear sole and the ankle joint, a space stress model is constructed, distribution of the force center and the touchdown point of the sole is analyzed in real time, and the terrain state is judged. Through structure-sensing coupling, the foot can autonomously judge the terrain under the non-driving state, passive foot landing adaptation is achieved, environment dependence is simplified, and the application range is wide. And the walking robustness under the complex terrain is improved.

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 calf achilles tendon stretching device which comprises a bottom plate and a pedal, and the first end of the pedal is connected with the bottom plate in a three-dimensional rotating mode. The calf achilles tendon drafting device further comprises a first telescopic assembly, the first end of the first telescopic assembly is connected with the bottom plate in a two-dimensional rotating mode, and the second end of the first telescopic assembly is connected with the second end of the pedal in a three-dimensional rotating mode. The first end of the first telescopic assembly is connected with the bottom plate in a three-dimensional rotating mode, and the second end of the first telescopic assembly is connected with the second end of the pedal in a three-dimensional rotating mode. The telescopic assembly can stretch out and draw back to adjust the length so as to adjust the posture of the pedal, so that the posture of the feet of a person is changed, and the effect of correcting the feet is achieved. The telescopic range of the telescopic assembly is large, the posture adjusting range of the pedal is large, and therefore the application range of the calf achilles tendon stretching device is widened.

An Achilles tendon repair that provides a minimally invasive surgical procedure that requires at least two medical devices comprising: at least one fascial elevator separator and at least one suture passer elevator separator with a paddle guide that assist with repair of Achilles tendons wherein a fascial elevator separator paddle guide that has a U-shaped portion at a distal end provides separation of a Paratenon from an Achilles tendon and also provides a surgical plane along a designated length of the Achilles tendon that eliminates a possibility of damage to either the Sural Nerve or Saphenous Vein. The suture passer elevator separator also provides for precise placement of multiple locking sutures along the medial and lateral free edge if the Achilles tendon which allows even tensioning of the surgical repair.

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.

The utility model discloses a shock-absorbing sports sock, which comprises a sports sock body, the sports sock body comprises a sock sole, a sock instep, a sock leg and a sock welt, three shock-absorbing protective pads are arranged at the sock sole, and the shock-absorbing protective pads are respectively positioned at a sock tip, a sock heel and a front sole of the sock sole between the sock tip and the sock heel; a plurality of vertical contraction damping strips are distributed at the position of an ankle where the bottom of the sock leg is in transition with the sock sole, the bottoms of the vertical contraction damping strips are tightly attached to the sock heel, and a plurality of transverse contraction damping strips are distributed at the position of a heel muscle key of the sock sole. The sock is reasonable in structural design, comfortable to wear, good in air permeability and better in buffering performance, the foot is well protected, the current situation that the foot sole of a long-distance runner is blistered, and fingernails are blackened due to insufficient blood supply of the fingernails after long-term exercise is greatly improved, and the foot of the long-distance runner is really protected by the sock due to shock absorption.

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.

To provide a one-tooth Japanese clog capable of simultaneously achieving stretching of an Achilles tendon, opening of toes, a stimulation of sole pressure points, and strengthening of the core.SOLUTION: Each one of health Japanese clogs includes: an arch-shaped thong also as toe opener 3 for holding a foot on an upper surface 1 of the healthy Japanese clog by a second toe; two rubber pipe-made toe opening projections to be arranged between other toes; and sole pressure point-pressing projections 13 as necessary. The Japanese clog is held by arranging a heel holding part in a heel part with the use of a heel holder 6 and a heel holding adjustment belt 7. Besides, by standing with one tooth set at the center of the Japanese clog, users can strengthen their core so as to achieve a well-balanced physical body.SELECTED DRAWING: Figure 1

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 utility model provides an achilles tendon postoperative lifting pad auxiliary recovery device which comprises a lifting pad. A leg groove is formed in the top face of the lifting pad, a massage cavity is formed in the lifting pad, a massage assembly is installed in the massage cavity, an inclination angle mechanism is installed in the middle of the bottom face of the lifting pad, and an auxiliary angle groove is formed in the position, located on one side of the inclination angle mechanism, of the bottom face of the lifting pad. An adjusting groove is formed in the bottom face of the lifting pad and located on the other side of the inclination angle mechanism. The training mechanism comprises a protruding block and reset assemblies, the protruding block is fixedly connected to the top face of the adjusting groove, the reset assemblies are installed on the portions, located on the two sides of the protruding block, of the top face of the adjusting groove respectively, an angle shaft is rotationally connected to the interior of the protruding block, and a U-shaped block is rotationally connected to one side of the protruding block through the angle shaft. Through mutual cooperation of the lifting cushion, the massage assembly, the inclination angle mechanism and the training mechanism, rehabilitation training of a patient can be achieved, and rehabilitation of the patient is accelerated.

Embodiments of footwear, in particular, a shoe, sandal or boot, that have the unexpected benefit of reducing the pressure on the plantar surface of the foot while also reducing metabolic demand of walking while also gait speed and improving walking, running, hiking, as well as jumping, hopping, and other motion involving the ankle, lower leg and Achilles tendon, through integration of force-carrying mechanisms within footwear that manage the forces and energy associated with such motion by productively harvesting and storing energy during dorsiflexion motion and releasing and returning energy during plantar flexion and limiting range of motion that conduce towards ankle inversion and eversion. Such footwear may comprise a yoke connected to footwear at a pivot region in parallel to the axis of rotation of the ankle and a tension spring region suspended between the yoke and the posterior portion of the footwear sidewalls or sole.

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.

An Achilles tendon repair device comprises a handle for physician gripping and base having a first set of tendon rods disposed in an arcuate or U-shaped pattern about the base to engage the posterior surface of the tendon and impart a contour, or drape, the tendon in the posterior-anterior plane to increase the surface area for suturing. A second set of suture guide rods extend from the sides of the base and are spaced apart to allow insertion of suture needles along the entire length of the suture guide rods, and at any angle. A suture needle housing guide can be slidingly attached to the suture guide rods and includes sidewalls with predefined suture holes / angles. An adjustable clamping arm can engage the tendon's posterior surface such that the device grasps the tendon on both the anterior and posterior tendon surfaces simultaneously, while increasing posterior-anterior plane surface area to facilitate suturing.

The invention relates to the field of rehabilitation medical instruments, in particular to an ankle rehabilitation treatment corrective shoe, which comprises an upper, a sole and an ankle stabilizing structure, and is characterized in that a far infrared functional layer is embedded in an ankle contact area on the inner side of the upper, and the functional layer covers the medial malleolus, lateral malleolus and achilles tendon middle area of a human body. The ankle rehabilitation treatment corrective shoe not only has the supporting and protecting functions of a traditional corrective shoe, but also can provide a deep thermal therapy effect, and the treatment effect of ankle rehabilitation is remarkably improved.

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 utility model belongs to the technical field of rubber products, and particularly relates to an ankle protection component used in shoes and boots. The utility model provides an ankle protection component used in shoes and boots, which can be used for fully covering and protecting achilles tendon and ankle bone structures, which are most required to be protected, at the ankle part in a manner of arranging a foot treading piece and a high position piece on a side piece; 2, the part has a sufficient vertical anti-slipping function, so that the part does not need to be connected with shoes and boots, and the practicability of the part is greatly improved.

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 application discloses a humanoid robot bionic foot with autonomous terrain testing capability, which comprises a forefoot sole assembly and a hindfoot sole assembly flexibly connected through a sole fascia, a support connecting frame and an arch assembly hinged to form a spatial transmission structure, and an arch-shaped composite support formed by the sole fascia and the arch assembly. The application has the following innovative points: segmented flexibility and local adhesion buffering of the locust bionic foot pad; impact absorption by the sole fascia and the arch-shaped arch in the initial stage of gait, and reduction of rigid body transmission; energy storage and release by the biceps lumborum elastic sheet and the Achilles tendon elastic sheet in the second half of the gait, and improvement of dynamic stability; three-point arrangement of pressure sensors on the forefoot sole, the hindfoot sole and the ankle joint, construction of a spatial stress model, real-time analysis of the sole force center and the touch point distribution, and judgment of the terrain state. The application realizes passive adaptation of foot landing, simplifies the environmental dependence, and improves the walking robustness under complex terrain through the coupling of "structure-sensing".