35 results about "First phalanx" patented technology

The invention relates to a hallux valgus brace, i.e. a brace designed for treatment of non-rigid hallux valgus. The brace comprises a three point lever means for correcting the position of the big toe. According to the invention the complete brace is designed to be located distally of the metatarsal joint. Preferably, the brace comprises a proximal pad pressing on the first phalanx of the big toe, a distal pad pressing on the distal end of the first phalanx of the big toe, and a lever arm pressing on the ball of the foot. The brace can be used during walking and other activities.

A birthing glove exposes portions of the finger and thumb, which may be covered by a regular surgical glove. The birthing glove has a trank having an inner wall covering the palm and backhand of the birthing practitioner. Four finger sleeves and a thumb sleeve extend from the trank and terminate over the first phalanx of each finger. A cuff extends from the trank for covering at least a portion of the practitioner's forearm and an inflatable bladder is disposed over the inner wall of the trank adjacent to the back of the hand for inflation in order to expand behind the exposed fingers and thumb of the practitioner in order to dilate the birth canal and provide access to the head of the infant.

Surgical methods and fixation devices for bone fixation and stabilization on a patient include exposing at least a portion of a first phalanx and a second phalanx at a joint of a patient; creating a passage in an intramedullary canal of the first phalanx; inserting a first head portion of a fixation device along the passage in the intramedullary canal in a translating manner past the cancellous bone in the phalanx until the head portion engages the subchondral bone at a base of the first phalanx, the fixation device having an opposing second head portion extending out of the passage from the first phalanx; and introducing the second phalanx onto the second head portion so that the second head portion anchors in the second phalanx.

The invention relates to chopsticks for learning, which comprise a first chopstick body and a second chopstick body, wherein the first chopstick body is provided with a third finger locating slot and a thumb middle phalanx locating slot; the third finger locating slot is arranged on the outer side of the first chopstick body, and the thumb middle phalanx locating slot is arranged on the front side of the first chopstick body; the second chopstick body is provided with a thumb first phalanx locating slot, a forefinger locating slot and a middle finger locating slot; the thumb first phalanx locating slot is arranged on the front side of the second chopstick body; the forefinger locating slot is arranged on the outer side of the second chopstick body; and the middle finger locating slot is arranged on the rear side of the second chopstick body. Since the third finger locating slot, thumb middle phalanx locating slot, thumb first phalanx locating slot, forefinger locating slot and middle finger locating slot are arranged on the two chopstick bodies, the learner can quickly master the positions of the fingers on the chopstick bodies so as to locate the two chopstick bodies on the hand, and can also master the cooperative actions and use force of the fingers, so that the learner can quickly know how to use common chopsticks.

A farrier's tool and a method of using the tool for preparing the hoof of a horse to receive a shoe. The tool is, in one aspect, a goniometer used for determining the angle of heel-toe taper when preparing a horse's hoof to receive a shoe. After the angle between the anterior surface of the first phalanx of the foot and the anterior surface of the hoof is determined, the ground-facing surface of the hoof is beveled by means of a trimming tool at an angle determined by the goniometer to reduce uneven pressure on the underlying coffin bone and to balance the tension on the tendons and ligaments in the horse's foot, particularly during locomotion. The method provides, inter alia, means for accurately aligning the hoof capsule with the coffin bone in the hoof.

A device that may be attached to the blade of a knife to improve safety. The device has a central juncture and a pair of opposing legs having free ends that extend from the central juncture to define a gap therebetween. The free ends of the opposing legs are held in frictional engagement with each other. The gap is dimensioned to accept the blade of a knife and the central juncture will extends along a plane at right angles to the blade of the knife to accommodate the first phalanx of a human index finger. A cushioning layer is positioned over the central juncture and pair of opposing legs to improve gripping by a user and thus improve safety.

The invention discloses a basketball shooting training device and a wearing method of the basketball shooting training device. A magnetic stick is installed on the back face of a first phalanx of a middle finger of a shooting glove, reed pipes are installed at the periphery of the magnetic stick, normally-opened type reed pipes or normally-closed type reed pipes or simultaneously-installed the normally-opened type reed pipes and the normally-closed type reed pipes are arranged on the back face of a first phalanx of an index finger and the back face of a first phalanx of a ring finger, the back face of a metacarpal bone of the middle finger and the back face of a second phalanx of the middle finger, and when the reed pipes are all communicated and the communication continuous time reaches the set time t1 second, a first single chip microcomputer continuously outputs a low level for the time t2 second, and an output device obtains power to conduct working so as to remind a trainer that the hand shape is correct. When the communication continuous time of the reed pipes does not reach the set time t1 second or any one or more than one reed pipe is not communicated, the output device does not obtain the power so as to stop working. The basketball shooting training device not only can independently train the shooting hand shape, but also can be combined with a palm horizontal meter, a front arm vertical meter and an upper arm horizontal meter to complete three 90 degrees and stimulate lower limb strength training, training is more complete, and the basketball shooting training device is more convenient to wear.

The invention discloses a rehabilitation mechanical hand with independently adjustable distances among fingers and detachable five fingers. The rehabilitation mechanical hand comprises a palm part anda finger part, wherein the finger part comprises four finger structures and a thumb structure, and each of the thumb structure and the finger structures comprises proximal metacarpal bone, an MCP joint, a first phalanx and a PIP joint; a connecting plate I is arranged at the tail end of the proximal metacarpal bone of the thumb structure, and longitudinal sliding chutes are arranged in the connecting plate I; an I-shaped connecting plate II is arranged at the tail end of the proximal metacarpal bone of each finger structure; the palm part comprises a palm bottom plate, a palm adjustable baseand a thumb connecting guide rail; arc-shaped sliding grooves and clamping grooves are arranged in the palm adjustable base; the thumb connecting guide rail tallies with the longitudinal sliding chutes in the connecting plate I; the connecting plates II are arranged in the arc-shaped sliding grooves and the clamping grooves; and each of the MCP joint and the PIP joint is composed of a plurality ofgroups of meshed gears. For the rehabilitation mechanical hand with the independently adjustable distances among fingers and the detachable five fingers, the distances among the fingers are adjustable, the fingers can be independently detached, then different objects can be adapted, meanwhile, the disassembly is convenient and rapid, and thus the mounting and maintenance are facilitated.

The invention provides a 3D-printed hallux valgus orthopedic insole. The insole comprises a 3D-printed insole body and a 3D-printed correction structure for correcting hallux valgus; the correction structure comprises a finger-separated finger sleeve, a first force application part and a second force application part; the finger-separated finger sleeve is arranged on the insole body and corresponds to a thumb area; the finger-separated finger sleeve comprises a finger sleeve main body and a finger sleeve force application wall; the finger sleeve main body is used for fixing the thumb of a patient; and the finger sleeve force application wall is used for separating a first phalanx from a second phalanx and forming a reaction force on the first phalanx and the second phalanx. The insole is simple in structure and convenient to use; the comfort degree and the fit degree are improved through personalized customization; and the silica gel material is used, so that the softness is good, andthe foot skin is protected from being extruded and abraded. Meanwhile, the insole has good correction effect on the first phalanx, a first metatarsal bone and metatarsal bone joints, and can apply accurate correction force. In addition, the insole can be placed in normal shoes, does not influence walking, is suitable for a patient to walk and stand, and is comfortable and beautiful.

The invention discloses a buffering energy-saving and active anti-subsidence bionic mechanical foot. The foot is composed of a tarsometatarsus, metatarsophalangeal joints, a second phalanx, a third phalanx, a steering engine and a toe pad; each metatarsophalangeal joint is composed of a base, a support, a connection rod, a spring, a horizontal slider, a first phalanx, a vertical slider, a hinge pin and the like. Ostrich feet are used as a bionic prototype. On one hand, considering the motion morphology of sand touching and sand crossing of the ostrich feet when an ostrich runs on the sand land at high speed, the metatarsophalangeal joints which are permanently kept off the sand land are designed, and energy-storage, buffering and energy-saving effects are achieved; on the other hand, considering the aspect of material assembly, the phalanx adopts rigid materials, the toe pad adopts rubber materials, and rigid-flexible coupling plays a role in protecting a skeleton. Besides, considering the ostrich feet sand-off posture and active anti-subsidence characteristics, the steering engine drives the phalanxes to be off the sand land in sequence, and the active anti-subsidence effect is achieved. The bionic mechanical foot is simple in structure and multifunctional, and helps to improve the walking ability of a robot in the soft ground like sand land.

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 invention relates to fixed dynamic hallux valgus corrective shoes which comprises wide-head soles, wide-head-wrapped uppers and hallux correction belts. The wide-head soles are fixedly connected to the wide-head-wrapped uppers; hallux sleeve rings are arranged at one ends of the hallux correction belts, and can sleeve the halluces of a user; the other ends of the hallux correction belts are fixedly connected to the inner sides of the wide-head-wrapped uppers; silicone side pads are arranged at the positions, located at the inner side position of balls, that is, the first phalanx positions,of the wide-head-wrapped uppers, and silicone side pads are also arranged at the positions, located on the outer side positions of heels, of the inner sides of the wide-head-wrapped uppers; and remaining-toe correction belts are arranged in the wide-head-wrapped uppers, remaining-toe sleeve rings are arranged at one ends of the remaining-toe correction belts for sleeving corresponding four toes other than the halluces, and the other ends of the remaining-toe correction belts are fixedly connected to the outside of the wide-head-wrapped uppers. The fixed dynamic hallux valgus corrective shoeshave the advantages that even if the stress of the toes is divergent, the halluces are born the force towards the inner side to correct hallux valgus without squeezing the halluces and the second toes, and meanwhile, the wearing is facilitated.

The invention belongs to the technical field of robot technologies and medical rehabilitation instruments, and particularly relates to a finger rehabilitation machine which comprises a finger part and a palm part, and the finger part comprises four finger structures and a thumb structure. The finger structure comprises a finger proximal metacarpal bone, a finger second phalanx, a finger first phalanx, a first MCP joint driving assembly and a PIP joint driving assembly, and the thumb structure comprises a thumb proximal metacarpal bone, a thumb first phalanx, a second MCP joint driving assembly and an IP joint driving assembly. On the basis of ensuring that the mechanism is simple, all the joints except the thumb MCP joint on the finger act independently, multiple motion freedom degrees are achieved, and the requirement for achieving complex finger actions in the active rehabilitation treatment stage can be well met.

A data processing system and method for a intelligent wearable device is provided, the intelligent wearable device being worn by an object and comprising a plurality of groups of sensors, each group of sensors being disposed at a position on the intelligent wearable device corresponding to a different phalanx of the object for obtaining sensor data of the corresponding phalanx, the sensor data at least comprises acceleration data and angular velocity or angular acceleration data; the data processing system includes a first movement determination unit for determining, based on acceleration data of any one of a first phalanx and a second phalanx, whether the first phalanx and the second phalanx connected by a first joint move only in a plane parallel to a ground plane, respectively; and an angle determination unit for determining a joint angle at the first joint by the first phalanx and the second phalanx based on the angular velocity or angular acceleration data of the first phalanx and the second phalanx when it is determined that the arbitrary phalanx only moves in a plane parallel to the ground plane. In this way, the joint angle can be determined more accurately in a specific case.

The invention relates to an insole structure with decompression. It comprises an insole main body, and a guiding thin pad portion and a rear thin pad portion disposed on the insole main body, wherein the guiding thin pad portion provides capacity for an area given from metatarsophalangeal joints connected with a first phalanx and a first metatarsal till a fifth phalanx and a fifth metatarsal of the anterior sole, and the rear thin pad portion provides capacity for the calcaneus and have the first metatarsophalangeal joint stay at the lowest place while stepping.