43 results about "Foot/metatarsal" patented technology

A foot surgery bone plate for osteosynthesis and/or fixation of foot-bone segments, with a plate-shaped bearing portion which has at least one through-opening extending from a top face of the bone plate to a bottom face of the bone plate and provided for a bone screw, which bearing portion is designed for external fixation on a first bone segment. An intramedullary portion is provided which has at least one through-opening extending from the top face of the bone plate to the bottom face of the bone plate and provided for a bone screw, which intramedullary portion is designed for introduction into a second bone segment. A system is provided comprising a bone plate and an insertion aid.

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.

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.

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 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 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 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 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.