35 results about "Fifth metatarsal bone" patented technology

A set of screws sized and configured for fixing a Jones fracture in a fifth metatarsal bone of a patient by preserving a bone thread path. Each screw has a low profile head on a trailing end, a thread portion on a leading portion, and a smooth shank portion between the head portion and the thread portion. A first screw has a thread major diameter of between about 4.4-4.6 mm, a second screw a thread major diameter of between about 5.4-5.6 mm, and a third screw a thread major diameter of between about 6.4-6.6 mm. The thread portion of all the screws in the set has a set of identical thread profile characteristics comprising a pitch, a leading edge angle, a trailing edge angle, a leading edge radius, a trailing edge radius, and a land. Each screw size is provided in various preferred lengths.

A sole structure for shoes includes a midsole and a plate member made of a hard resin harder than the midsole, which is joined to a lower surface of the midsole. The plate member includes a first reinforcement portion extending rearwardly from a position corresponding to a portion in the rear of a thenar of a user along a medial side arch region and a second reinforcement portion extending rearwardly on a lateral side from the position corresponding to the portion in the rear of the thenar of the user so as to avoid a position corresponding to a portion more frontward than a center of a fifth metatarsal bone.

The invention discloses a human body identity recognition system which comprises a pressure measurement device, a signal conditioning circuit, an analog/digital (A/D) converter, a microprocessor, a wireless transmission module, a wireless receiving module and an upper computer which are electrically connected in sequence. The system is characterized in that the pressure measurement device is a sock-type foot pressure measurement device which mainly comprises a sensor array mainly composed of 19 miniature pressure sensors; the miniature pressure sensor array is placed at the bottom of the sock-type foot pressure measurement device, and is distributed according to corresponding positions as follows: the first toe to the fifth toe are respectively provided with one miniature pressure sensor; the far ends of first, second, third, fourth and fifth metatarsal bones are respectively provided with miniature pressure sensor; the near ends of first, second, third, fourth and fifth metatarsal bones are respectively provided with one miniature pressure sensor; cuneiform bone, the middle part of navicular bone and the tail end of the navicular bone are respectively provided with one miniature pressure sensor; and four miniature pressure sensors are distributed at calcaneus.

A shoe insole, which supports three points on a sole to stabilize a center of gravity, is provided by considering a skeletal structure of a foot and a sequential movement from foot joints to a body. The three points, which are a first metatarsal sesamoid bone, tuberosity of fifth metatarsal bone, and a calcaneal tuberosity, are supported from a sole side, and the three point balance can stabilize a center of gravity, and thereby a stimulus that adjusts body movements derived from a sole to help a body to be back to a right position can be given.

An upper including: a reinforcement member on a medial or a lateral side being provided, the reinforcement member being less stretchable than a member forming a sock and extending from a medial or lateral eyelet stay to a sole while being attached to a medial or lateral side surface of the sock, the lateral reinforcement member including a first reinforcement portion covering a fifth proximal phalanx from a side surface, and a second reinforcement portion covering a shaft or a base of a fifth metatarsal bone from a side surface, the medial reinforcement member including a third reinforcement portion covering a ball of a big toe from a side surface, and a width of at least one of the reinforcement portions being smaller at a lower end portion thereof than at an upper end portion thereof.

The invention provides a smart insole for improving abnormal plantar pressure distribution caused by hallux valgus and a using method thereof. The smart insole comprises an insole body, and thin filmpressure sensors are arranged at a first metatarsal bone position, a second metatarsal bone position, a third metatarsal bone position, a forth metatarsal bone position and a fifth metatarsal bone position of the insole body respectively. The thin film pressure sensors are connected with a sensor data collection system through sensor connecting wires, and the sensor data collection system is connected with a wireless intelligent terminal through a wireless transmission device; the smart insole also comprises silica gel adhesive layers arranged above the thin film pressure sensors arranged at the first metatarsal bone position, the second metatarsal bone position, the third metatarsal bone position, the forth metatarsal bone position and the fifth metatarsal bone position of the insole body. The invention further provides a using method of the smart insole for improving abnormal plantar pressure distribution caused by the hallux valgus. According to the smart insole, by the combinationof the thin film pressure sensors, the silica gel adhesive layers and the wireless intelligent terminal, monitoring and improving of plantar pressure distribution are timely conducted; the smart insole has the advantages of being simple in structure, low in cost, good in comfort, convenient to adjust, high in correction accuracy and applicable to being popularizing and using in a wide range.

A cycling shoe comprises a sole defining an undersurface of the cycling shoe, the sole having connection holes configured for connection of a pedal cleat to the sole. An upper is connected to the sole and defining with the sole a foot-receiving cavity. An expansion zone is located in a lateral or medial subportion of a metatarsal portion and/or toe portion of the cycling shoe and configured to be opposite a portion of at least a fifth metatarsal of a wearer of the cycling shoe, the expansion zone being entirely surrounded by a window of structural upper panelling and defined by at least one panel having a greater stretching characteristics than the structural upper panelling of the window.

An orthoris comprising, from the front to the back, sub-areas known as sub-capitals, in an area which is substantially planar (17), i.e. one area (11) for the first metatarsal and one area (12) for the fourth and fifth metatarsals and a capital bar area or retro capital support (13) located behind said areas which are separate from each other. The contours essentially comprised in said areas are represented in figures 1 and 2.

There is provided an arch strap suitable for the treatment of pain in a patient's heel, such as plantar fasciitis, posterior tibial tendonitis and capsulitis of the foot. The arch strap comprises a first portion serving as a pad, shaped and sized to fit under the arch beneath a patient's foot along the lateral portion of the foot from the fifth metatarsal head to the back of the heel and extending upwardly along one side of the patient's foot to the medial portion of the foot. The first portion is preferably adhesively attached to the arch of the foot and provides support and stability to the foot when properly positioned on a patient. There is an elongated strip having a first end attached to one side of the first portion and extending around the patient's heel and positioned in the medial portion of the foot where it adhesively attaches to the foot. The elongated strip is preferably an adhesive elastic tape such as Elastoplast® elastic adhesive bandage. The elongated strip serves to keep the first portion in place and to provide support in the patient's heel to relieve pain. There is also provided a method for using the heel pain strap.

The invention discloses a collapsing-prevention flat foot orthopedic insole structure. The insole structure comprises a bottom layer, a fitting layer, a support layer, a convex cushion block, an archarea support block, and a second elastic response layer; the convex cushion block is arranged at the position corresponding to the second and third metatarsal bone areas and is filled with polymer foam particles; the arch area support block is arranged at the position corresponding to the medial arch area, is fitted with the arch contour and filled with the polymer foam particles; the second elastic response layer is arranged at the position corresponding to the first, fourth and fifth metatarsal bone areas, and is filled with solid bulging macromolecule granules; the hardness of the bottom layer is greater than the hardness of the support layer and the hardness of the fitting layer, and stable support and wearing comfort can be provided. According to the collapsing-prevention flat foot orthopedic insole structure, partial collapse deformation of the insole can be avoided, and lasting and comfortable orthopedic effects are provided.

An orthopedic shoe appliance includes a pad for providing support for midfoot arches, the second metatarsal, and the third metatarsal of a foot, wherein the pad does not provide substantial support under a heel of the foot or under the first metatarsal, the fourth metatarsal, and the fifth metatarsal. A method for manufacturing an orthopedic appliance includes obtaining a pad; and shaping the pad to provide support for midfoot arches, the second metatarsal, and the third metatarsal of a foot, but not provide substantial support under a heel of the foot or under the first metatarsal, the fourth metatarsal, and the fifth metatarsal.

The invention provides a piezoelectric generating shoe which comprises a shoe sole, wherein piezoelectric pads are arranged in a first phalanx zone, first and second metatarsal bone zones, third to fifth metatarsal bone zones, an external arch zone and a heel zone; the thickness of the piezoelectric pads in the first and second metatarsal bone zones is more than or equal to the thickness of the piezoelectric pads in the heel zone; the thickness of the piezoelectric pads in the heel zone is more than the thickness of the piezoelectric pads in the third to fifth metatarsal bone zones; the thickness of the piezoelectric pads in the third to fifth metatarsal bone zones is more than or equal to the thickness of the piezoelectric pads in the first phalanx zone; the thickness of the piezoelectricpads in the first phalanx zone is more than the thickness of the piezoelectric pads in the external arch zone. In the piezoelectric generating shoe provided by the invention, the piezoelectric pads in different thicknesses are arranged according to the physiological property of different zones of the shoe sole receiving different pressures, the layout is reasonable, the power-electricity conversion is extremely realized and the power-electricity efficiency of the piezoelectric generating shoe is increased.

The application discloses a pair of socks capable of correcting halluces valgus. Each sock comprises a sock body, wherein the sock body comprises a toe part and a metatarsal bone part which are connected with each other; the toe part comprises a halluces sleeve; the halluces sleeve is used for independently coating a halluces to separate the halluces from a second toe; the metatarsal bone part comprises an elastic tightening area which is arranged around the circumference of the sock; the elastic tightening area is used for applying inward pressure to a first metatarsal bone and a fifth metatarsal bone so as to drive the halluces to open towards the outer side. The socks disclosed by the application can independently coat the halluces to separate the halluces from the second toes through the halluces sleeves; and meanwhile, the halluces is prompted to open towards the outer side by combining the elastic tightening area and applying the inward pressure to the first metatarsal bone, and the toe muscle is exercised through walking, thereby gradually achieving the correction target. The socks can be directly worn in shoes and can be used around the clock, and daily working, living and learning are not affected. The socks are economical and practical and is relatively good in durability and washing resistance.

The orthopedic shoe comprises a vamp, an orthopedic insole and a shoe sole, and is characterized in that a reinforcing supporting structure is arranged on the inner edge of the foot arch of the inner side of the shoe sole, a door-shaped reinforcing support is arranged on the foot arch of the outer side of the shoe sole, and the door-shaped reinforcing support is arranged on the inner edge of the foot arch of the outer side of the shoe sole. The starting point of the door-shaped reinforcing support is the fifth metatarsal bone on the outer side of the foot, the stopping point of the door-shaped reinforcing support is the most protruding position on the outer side of the heel bone, and the reinforcing support structure, the door-shaped reinforcing support and the shoe sole are of an integrally-formed structure. The reinforcing support structure of the orthopedic shoe, the door-shaped reinforcing support and the sole below the door-shaped reinforcing support form three force bearing points, and under the condition that the force bearing direction of one point is opposite to the force bearing directions of the other two points, the force bearing direction of the door-shaped reinforcing support is adjusted according to the acting force, the counter-acting force, the force decomposition law and the lever balance principle. The foot correcting effect is generated through the interaction of the three-point force principle, posture balance is achieved in biomechanics, and the foot massager is convenient to wear, does not affect daily activities and even can participate in physical exercises.

According to an adjustable talipes equinovarus correction device based on 3D printing, a shank part, a heel part and a front sole part are connected with one another through connecting bodies arrangedon the two sides; each connecting body comprises a front connecting rod, a front connecting part, a rear connecting part and a main joint; one end of each front connecting rod is connected with the front sole part, and the other end of each front connecting rod is connected with the corresponding main joint through the corresponding front connecting part; one end of each rear connecting part is connected with the heel part, and the other end of the rear connecting part is connected with the corresponding main joint; each main joint is connected with the shank part; the shank part covers 60% of the area of a shank and opens forwards; the heel part covers calcaneus in a hemisphere wrapping mode and stops at a talus body below lateral malleolus; and the front sole part covers the front solein a semi-wrapping mode and comprises first to fifth metatarsal bones and first to fifth near-end and far-end phalanxes, and opens upwards. On the basis of ankle dissection, instrument innovation andclinical application, the correction device adjusts the correcting force on the two sides in a personalized mode according to the deformity condition of a patient, so that the purpose of effectively correcting deformity is achieved, and a new external fixation orthopedic technical system is formed.

An apparatus and method for determining contours of a patient's foot ankle and lower leg. The apparatus includes an alignment structure that orientates the foot for imaging. The alignment structure includes at least one support member that engages the plantar surface of the foot substantially only in the immediate area of the lateral metatarsal heads of the foot, preferably the fifth metatarsal head. The support generates a dorsally-directed force that locks the midtarsal joint. The alignment structure further includes a saddle that engages the rearfoot and a laser beam for aligning the second metatarsal head with the distal one-third of the lower leg to place the subtalar joint in a neutral condition. The foot is thus suspended in space such that imaging is able to produce an accurate measurement of the subject areas of the foot, ankle and lower leg without distortion of the soft tissues or bone structure.