43 results about "Foot/metatarsal" patented technology

Certain embodiments of the invention provide plates for treating periarticular fractures or other non-full body weight bearing applications that combine polyaxial fixation with a low profile and enhanced contouring that more closely conforms to bone. Such plates can be designed to achieve buttressing effect and / or to be used in a reinforcement mode. Other features can be combined with these. Such plates can be created for use on bone sites such as on a tibia, fibula, metatarsal, calcaneous, other foot bone, humerus, radius, ulna, spinal, maxillofacial, as well as sites on other bones.

A fixation device for fixation and / or fusion of the bones and joints of the mid-foot includes a plate having a plurality of screw holes for attachment of the plate around the perimeter of the fusion site. In one embodiment, four screw holes are positioned at the corners of the plate and two screw holes are located at the opposite sides and mid-length of the plate. Preferably, four additional screw holes are defined at the interior of the plate to increase the number of points of attachment of the plate to the bones of the mid-foot or to increase the ability to stabilize multiple bone segments in the case of a difficult mid-foot fracture. The plate includes a plurality of cut-outs defined between or interior of the screw holes. The cut-outs are sized to accept additional bone fasteners to either enhance the attachment of the plate to the mid-foot bones or to provide access for a fastener to reduce a bone fragment beneath the plate. The plate is configured so that the screw holes and cut-outs are not positioned over a fusion location when the plate is attached to the mid-foot.

A functional toe brace a thermally moldable substrate formed into a C-shaped cross sectional splint to restrain movement of the joint between the metatarsal and phalange foot bones of the great toe. The splint is secured to and positioned by a flexible retainer to traverse a foot sole orientated area and extent to a height laterally thereof to restrain movement between the metatarsal and phalange foot bones of the great toe. First and second elongate straps have ends secured by releasable fasteners, one to extend about the phalange foot bone of the great toe and the other to extend about the metatarsal foot bone of the great toe all for support by the foot. A U-shaped or an array of resilient standoff members is mounted on the foot sole orientated area to effective immobilization isolate the sesmoid bones and the attending ligaments in the area immediately to the sesmoid bones.

The invention provides a hand and foot bone defect implant which comprises a defect compensation body and two supporting bodies. The defect compensation body comprises a central rod and an outer sleeve fixedly arranged on the central rod in a sleeving mode. The two ends of the central rod can be inserted in medullary cavities of broken bone on the two sides respectively. The end faces of the two ends of the outer sleeve can be connected with fracture surfaces of the broken bone on the two sides respectively. Cavities used for containing filler are formed in the end faces of the two ends of the outer sleeve. At least one part of the surface of the cavity on each end face is attached to the surface of cortical bone of the corresponding connected broken bone so that the corresponding filler can make contact with the cortical bone. The two supporting bodies are connected with the ends of the central rod respectively. The supporting bodies can make contact with the inner walls of the medullary cavities to support the central rod when the two ends of the central rod are inserted in the medullary cavities of the broken bone. By means of the hand and foot bone defect implant, hand and foot bone defect injuries can be repaired, and therefore the original length of the broken bone can be kept, the risk of amputation is avoided, and part of functions can be kept.

The invention relates to a medical hand and foot patellar fracture malformation correction external fixator, in particular to external fixation instrument and equipment for treating hand and foot palmoplantar phalangeal and patellar fracture malformation correction. The external fixator is composed of cardan shafts, rotary sleeves, fixing plates, sliding grooves, locking bolts, fixing bolts, traction pins and fixing nuts. External fixators can be divided into parallel-bar fixators, parallel-bar fixators with threads, single-bar fixators, single-bar fixators with threads, straight connection single-bar fixators and straight connection single-bar fixators with threads. The external fixator has the advantages that the structure is simple, operation is convenient and flexible, multiple functions are combined, the structural forms are diversified, the angular position and the space between the fixing plates are flexible to adjust, the therapeutic effect is improved, pain of a patient is reduced, occlusion adjustment is achieved, a fracture is reset, a malformation is corrected, closed stretch of skins is achieved, the frequency of operations is decreased, the operation wound surface is reduced, recovery of the patients is facilitated, and the external fixator is widely applied to hand and foot bone or patellar fracture malformation correction.

The invention provides a novel domestic chicken foot fast bone removing device, which comprises a small bone removing mechanism, a big bone removing mechanism and a positioning mechanism, wherein thesmall bone removing mechanism comprises a first box body; a first moving cam is arranged on the first box body; the first cam is connected with a first driving device; the first cam is matched with afirst push rod; the first push rod is positioned in a guide groove of the first box body; a spring is arranged between the first push rod and the first box body; the big bone removing mechanism comprises a second box body; a second movable cam is arranged on the second box body; the second cam is connected with a second driving device; the second cam is matched with a second push rod; the second push rod is positioned in a slide groove of the second box body; the second push rod passes through a baffle ring at the slide groove; a spring is arranged between the second push rod and the baffle ring; the positioning mechanism comprises a positioning block; a small bone groove and a big bone groove are formed in the positioning block; a positioning block cover plate is arranged at the big bonegroove part. The novel domestic chicken foot fast bone removing device has the advantages that the structure is simple; the manufacturing cost is low; special claw grooves and bone removing devices are used; meanwhile, the fast bone removal of chicken foot bone removing is realized; the complete appearance is reserved.

The invention discloses a pair of hand and foot bone fracture reduction holding forceps. The pair of hand and foot bone fracture reduction holding forceps comprises an upper forcep, a lower forcep and a pin, wherein the upper forcep comprises an upper forcep jaw, an upper forcep body and an upper forcep handle, the upper forcep jaw and the upper forcep handle are respectively and fixedly arranged at the two ends of the upper forcep body, and an upper pin hole is formed in the part, near the upper forcep jaw, of the upper forcep body; the lower forcep comprises a lower forcep jaw, a lower forcep body and a lower forcep handle, the lower forcep jaw and the lower forcep handle are respectively and fixedly arranged at the two ends of the lower forcep body, and a lower pin hole is formed in the part, near the lower forcep jaw, of the lower forcep body; the pin penetrates through the upper pin hole and the lower pin hole, and is hinged to the upper forcep body and the lower forcep body; the upper forcep jaw is a pair of upper point-shaped forceps, and the two upper point-shaped forceps are arranged at interval; the lower forcep jaw is a pair of lower point-shaped forceps, and the two lower point-shaped forceps are arranged at interval; the upper point-shaped forceps and the lower point-shaped forceps are correspondingly arranged. By adopting the type, the pair of hand and foot bone fracture reduction holding forceps has the advantages that the four-point clamping is realized, a bone fracture end is firmly held, and the internal fixing is convenient.

A wedge-shaped bone implant, particularly but not necessarily, for fixing bones of the foot is provided. The implant has bone screw bores that are each configured to hold a bone screw at a particular angle for receipt in a foot bone, eliminating the need to also use a plate. The implant can include an opening that extends through the implant body from one tapered side thereof to the other tapered side thereof. This opening allows the introduction and retention of bone graft material to promote bone fusion. One or both tapered sides of the body may also have teeth, serrations or the like. The implant body may include a hole or the like in the distal aspect thereof. This allows for the insertion of a metallic component (e.g. titanium or tantalum) to allow for the visibility of the extent of the implant body in radiography, x-ray, or the like.

The invention discloses a multifunctional orthopedic surgery nursing frame, which comprises a telescopic bed, a telescopic bracket is installed on the bottom of the telescopic bed, pins are arranged on one side of the telescopic bracket, and a telescopic bracket is installed on the bottom of the telescopic bracket. A moving wheel, one end of the moving wheel is provided with a slideway installed on the front surface of the telescopic bed, a roller is installed inside the slideway, one end of the roller is connected to a support rod, and one side of the support rod is installed with An adjustment device, one end of the adjustment device is equipped with a lifting handle, one side of the lifting handle is provided with a scale adjustment rod installed inside the adjustment device, one end of the scale adjustment rod is connected to a crossbeam, and the lower end of the crossbeam is provided with Ankle strap. The invention is a kind of equipment for foot bone care, which can effectively care for patients with ankle fractures, and the equipment has the advantages of convenient use, less trouble of nursing and pain of patients, easy maintenance and good treatment effect.

The invention provides a hand and foot bone lamella, and belongs to the field of medical instruments used in the department of orthopaedics. The hand and foot bone lamella comprises a bone fracture plate body, the bone fracture plate body is in an arc structure, the bone fracture plate body is provided with a plurality of body locking tack holes, and an edge locking tack hole is connected between two adjacent body locking tack holes. The line of centers of two adjacent body locking tack holes and the line of centers of the edge locking tack hole are in a T-shaped structure. The hand and foot bone lamella is simple in structure and reasonable in design, so that the bone lamella preferably abuts with and a hand or a foot. The hand and foot bone lamella ensures security of clinical operation of hand and foot fracture.

The invention relates to a foot bone fixator, which comprises an ankle restricting device and a palm fixator, wherein the ankle restricting device comprises a leg fixing ring and an ankle covering plate, the leg fixing ring is fixedly connected with the ankle covering plate, the palm fixator comprises a palm support part, a foot back fixing assembly and a support pad, the palm support part comprises a palm support plate and a fixing part, the fixing part is fixedly connected with the palm support plate, the fixing part is rotationally connected with one side, backing to the leg fixing ring, of the ankle covering plate, the foot back fixing assembly comprises N arc-shaped fixing rods A, the two ends of the fixing rods A are fixedly arranged on the two sides of the palm support plate in the width direction, the middle part of the palm support plate is provided with a hollow hole corresponding to the palm surface, a plurality of fixing rods B are arranged inside the hollow hole in a parallel array way, a bone surface fixing assembly is arranged between the foot back fixing assembly and the palm fixing plate, and comprises fixing blocks arranged on the fixing rods A and the fixing rods B, and fixing cables are arranged among the fixing blocks.

The invention belongs to the technical field of animal molecular marking and particularly relates to MTHFR (methylenetetrahydrofolate reductase) gene fragment as an SNP (single-nucleotide polymorphism) molecular marker associated with sow foot-leg bone mineral density. The molecular marker is cloned from the MTHFR gene fragment having the register number of M1GA0008657; the gene fragment is subjected to typing screening via a gene chip technology so as to obtain the molecular marker associated with sow foot-leg bone mineral density; a nucleotide sequence of the molecular marker is shown as inSEQ ID NO: 1; base 51 of the nucleotide sequence has an A / C allele mutation; when nucleotide 51 in the SEQ ID NO: 1 is A, sow leg-foot bone has higher bone mineral density. Disclosed a method of screening molecular markers associated with sow pig-leg bone mineral density, as well as application of association analytical method. The novel SNP molecular marker is provided for marking-assisted selection of pig leg-foot compactness traits, particularly bone mineral density.

A footwear accessory (hereafter referred to as “SockTip”) that facilitates reduced shoe toe-box creasing and enhanced comfort of footwear, for example, dress, casual, and athletic shoes. The SockTip includes instep and toe elements with the instep element constructed with increased thickness atop the toe and metatarsal areas and along the sides of the foot when worn. Worn with toed footwear, SockTip's increased thickness, generally over top and aside of the foot metatarsal area, pads the shoe-toe box, thereby reducing the onset of creasing and facilitating enhanced shoe comfort.

The invention provides an orthopedic shoe which comprises a sole, an upper and an insole. The sole and the upper are integrated, the sole comprises a middle line, the middle line has certain radian, and the radian ranges from 10 degrees to 20 degrees. The shoe is firm and stable, and achieves three-dimensional precision, elastic magnetic force and the complete radian. A breathable firm material is arranged in the shoe, correction is carried out in a forced mode, fit design is achieved, and the orthopedic shoe is comfortable and healthy. The special environment-friendly firm material is adopted, and multiple kinds of child foot bone maldevelopment are effectively prevented and treated. The design is simple, cost is low, and the workload is small. The orthopedic shoe is perfectly combined with the insole, and most users only need to match the proper size.

The invention discloses a calcaneal sustentaculum tali guide which comprises a handle, a U-shaped support with an opening away from the direction of the handle, a positioning needle, a guiding needleand a fixing needle. The positioning needle, the guiding needle and the fixing needle are matched with the U-shaped support, the U-shaped support is composed of an inner side arm and an outer side arm, the inner side arm comprises an inner supporting handle and an inner guide sleeve fixed at the top end of the inner supporting handle, the outer side arm comprises an outer supporting handle and anouter guide sleeve fixed at the top end of the outer supporting handle, a positioning hole positioned above and used for a subtalar joint positioning needle to penetrate in and a guiding passage positioned below and used for a sustentaculum tali guiding needle to penetrate in, the outer guide sleeve comprises a small U-shaped groove with an opening away from the outer supporting handle, positioning tubes capable of allowing a screw to screw in are arranged on two sides of the small U-shaped groove, a screw is penetratingly arranged in each positioning tube, and the inside of each screw allowsthe fixing needle to penetrate in. The guide can be simply and accurately inserted into a determined position to accurately reset and fix foot bone fracture, so that operation safety is improved.

The invention discloses an in-situ embedding method and model for foot bones. The method comprises the steps: performing the reaction of a formula amount of dibasic acid with dihydric alcohol to formunsaturated resin; adding a colorless cobalt promoter and an antifoaming agent to the unsaturated resin, and performing the uniform stirring and mixing to obtain a first resin mixture; adding a stabilizer to the first resin mixture, performing uniform stirring and mixing to obtain a second resin mixture; weighing the weight of the second resin mixture according to the casting weight of the foot bone, adding a curing agent at a certain proportion to the second resin mixture at the weight, and performing the uniform stirring to obtain a third resin mixture; measuring the size of the foot bone, and setting transparent glue at the joint of the foot bone; placing the foot bone at a predetermined position in a mold matched with the size, wherein the transparent glue at the joint of the foot boneis fixedly connected with the bottom surface of the mold; pouring the third resin mixture into the foot bone mold. The method achieves the technical effects of effectively avoiding a condition that the experiment teaching specimens are severely damaged, and improving the teaching quality.

The invention discloses a steel plate for locking the foot bone in a multidirectional mode. The steel plate comprises a quadrangle body part, a first protruding part, a second protruding part, a third protruding part and a fourth protruding part, wherein the first protruding part, the second protruding part, the third protruding part and the fourth protruding part protrude and extend from the quadrangle body part. A first pressurizing hole is formed in the first protruding part. A first thread hole is formed in the second protruding part. A second thread hole is formed in the third protruding part. A second pressurizing hole is formed in the fourth protruding part. A first groove is formed between the first protruding part and the second protruding part. A second groove is formed between the second protruding part and the third protruding part. A third groove is formed between the third protruding part and the fourth protruding part. A fourth groove is formed between the fourth protruding part and the first protruding part. A plurality of kirschner wire fixing holes are formed in the quadrangle body part. An observation hole is formed in the center of the quadrangle body part. Three to six notches are formed in the wall of the first thread hole, and three to six notches are formed in the wall of the second thread hole. The notches extend in the axial direction of the corresponding thread holes so that multidirectional locking of fixing screws can be achieved.

The present invention relates to the field of anthropology, in particular to a method for reconstructing incomplete foot bone fossils, which creatively scans, positions and standardizes the surface geometry of modern human foot bones similar to primitive human foot bone fossils; The fossils were scanned, positioned, and surface geometry standardized, and the modern human foot bone model with the highest similarity was obtained through comparison. By superimposing the modern human foot bone model with the highest similarity and the original human foot bone fossil model, the modern human foot bone model In order to repair the incomplete part of the primitive human foot bone fossil by reference, repair the incomplete part of the primitive human foot bone fossil, make the repaired shape more realistic, and then restore the standardized repaired foot bone fossil to the real size in proportion, that is, Completed the reconstruction of incomplete foot bone fossils, obtained a complete foot bone shape, and provided a new method for the reconstruction of incomplete human fossils.

A special anatomic locking bone plate for peripherical joint fusion of foot bone and talus comprises a first locking plate and a second locking plate; a first locking screw hole, a second locking screw hole and a third locking screw hole are formed on the first locking plate in sequence from left to right; a fourth locking screw hole, a fifth locking screw hole and a sixth locking screw hole are formed on the second locking plate in sequence from left to right; the first locking plate at the first locking screw hole is connected with the second locking plate at the fourth locking screw hole through a first bone plate; the first locking plate at the second locking screw hole is connected with the second locking plate at the sixth locking screw hole through a second bone plate; and both the first bone plate and the second bone plate incline outwards. The anatomic locking bone plate conforms to surface configuration of bones of the peripherical joints of normal foot bone and talus of a healthy Chinese, and ensures the angle stability after joint fusion.

The invention discloses a marking system for human leg and foot multi-joint fine motion analysis and a shank and foot segment division method, which comprises the shank and foot segment division method and the design of the marking system. The shank and the foot are divided into 12 segments including the shank, the heel, the scaphoid bone, the dice bone, the cuneiform bone, the inner side plantar part, the outer side plantar part, the big toe, the second toe, the third toe, the fourth toe and the fifth toe according to the anatomic forms of the shank, the foot bones and the joints of the human body, and joint movement of the shank and the foot can be comprehensively researched. The marking system comprises a technical marking point cluster system and an anatomic marking point system which are used for determining a technical coordinate system and a key anatomic position point of movement of each segment. According to the size and the shape of each segment, different technical marking point cluster systems are designed. The marking system provided by the invention comprises the marking points for preventing the points from being lost and falling and the marking point cluster, has relatively good human body fitness, and can effectively improve the capture precision.

The invention belongs to the technical field of animal molecular marking and screening and particularly relates to an S1M1 gene fragment as an SNP (single-nucleotide polymorphism) molecular marker associated with sow foot-leg bone mineral density. The molecular marker is cloned from the S1M1 gene fragment having the register number of ASGA0003306; the gene fragment is subjected to typing screeningvia a gene chip technology so as to obtain the molecular marker associated with sow foot-leg bone mineral density; a nucleotide sequence of the molecular marker is shown as in SEQ ID NO: 1; base 51 of the nucleotide sequence has a C / T allele mutation; when nucleotide 51 in the SEQ ID NO: 1 is T, sow leg-foot bone has higher bone mineral density. Disclosed a method of screening molecular markers associated with sow pig-leg bone mineral density, as well as application of association analytical method. The novel SNP molecular marker is provided for marking-assisted selection of pig leg-foot compactness traits, particularly bone mineral density.

The invention discloses a rhythmical hammering keep-fit massage belt. The rhythmical hammering keep-fit massage belt comprises foot arch cushion bodies, sweat absorption shock-absorption interlayers and bottom foot arch supports. A first magnet, a second magnet, a third magnet, a fourth magnet and a traditional Chinese medicine filling bag are arranged in each sweat absorption shock-absorption interlayer, and each fourth magnet is located in the sole Yongquan acupoint. The rhythmical hammering keep-fit massage belt has the advantages that only foot arch cushions need to be cushioned in shoes,feet step on the foot arch cushions, the foot arch cushions are naturally attached to foot soles, and thus the very comfortable and practical effects are achieved; in the walking process, the outer sides of the foot arch cushions are filled with the traditional Chinese medicine bags and magnetic bodies, thus acupoints of reflective areas, such as legs and spleens, on the foot soles can be massagedand stimulated very well, the gravity when the feet land is uniformized, thus blood circulation is promoted, the night sleep quality is improved, nutritional absorption is enhanced, metabolism is accelerated, bone cartilage line closure is delayed, osteoporosis is prevented, thus human body growth and heightening are promoted, and foot bone deformation is prevented; and meanwhile, the effects ofdeodorization, sterilization, sweat absorption, fit keeping and the like are achieved.

The invention provides a hand and foot bone defect implant which comprises a defect compensation body and two supporting bodies. The defect compensation body comprises a central rod and an outer sleeve fixedly arranged on the central rod in a sleeving mode. The two ends of the central rod can be inserted in medullary cavities of broken bone on the two sides respectively. The end faces of the two ends of the outer sleeve can be connected with fracture surfaces of the broken bone on the two sides respectively. Cavities used for containing filler are formed in the end faces of the two ends of the outer sleeve. At least one part of the surface of the cavity on each end face is attached to the surface of cortical bone of the corresponding connected broken bone so that the corresponding filler can make contact with the cortical bone. The two supporting bodies are connected with the ends of the central rod respectively. The supporting bodies can make contact with the inner walls of the medullary cavities to support the central rod when the two ends of the central rod are inserted in the medullary cavities of the broken bone. By means of the hand and foot bone defect implant, hand and foot bone defect injuries can be repaired, and therefore the original length of the broken bone can be kept, the risk of amputation is avoided, and part of functions can be kept.

The present invention relates to the field of anthropology, in particular to a reconstruction method of incomplete foot bone fossil. The method creatively scanning, positioning and carrying out surface geometry standardization for modern human foot bones similar to the fossilized bones of primitive human feet, p at that same time, the primitive human foot bone fossil is scanned, positioned and issubjected to surface geometry standardization, and the highest similarity of modern human foot model is obtained by comparison. By superposing the modern human foot bone model with the primitive humanfoot bone fossil model with the highest similarity, taking the modern human foot bone model as reference to repair the incomplete fossil part of primitive human foot, the method has the effects thatthe incomplete part of the primitive human foot fossil is repaired, the repaired model is more practical, and the standardized repaired foot fossil is reduced to the true size according to the proportion, that is, the reconstruction of the incomplete foot fossil is completed, the complete foot bone shape is obtained, and a new method is provided for the reconstruction of the incomplete human fossil.

The invention discloses a composite health care product stirring device, which comprises arch cushion bodies, sweat absorption shock-absorption interlayers and bottom arch supports. A first magnet, asecond magnet, a third magnet, a fourth magnet and a traditional Chinese medicine filling bag are arranged in each sweat absorption shock-absorption interlayer, and each fourth magnet is located in the sole Yongquan acupoint. The composite health care product stirring device has the advantages that only arch cushions need to be cushioned in shoes, feet step on the arch cushions, the arch cushionsare naturally attached to foot soles, and thus the very comfortable and practical effects are achieved; in the walking process, the outer sides of the arch cushions are filled with the traditional Chinese medicine bags and magnetic bodies, thus acupoint of reflective areas, such as legs and spleens, on the foot soles can be massaged and stimulated very well, the gravity when the feet land is uniformized, thus blood circulation is promoted, the night sleep quality is improved, nutritional absorption is enhanced, metabolism is accelerated, bone cartilage line closure is delayed, osteoporosis isprevented, thus human body growth and heightening are promoted, and foot bone deformation is prevented; and meanwhile the effects of deodorization, sterilization, sweat absorption, health care and thelike are achieved.