161 results about "Foot dorsiflexion" patented technology

A boot for use in the treatment of plantar fasciitis. The boot places the foot in the desired amount of dorsiflexion, preferably from 5° to 20°, which stretches the Achilles tendon and is believed to prevent the shortening of the plantar fascia. The boot also provides protection for the foot while walking or engaging in other load bearing activities, to minimize further damage to and/or inflammation of the plantar fascia. The boot has a sole that is shaped to allow as close to a natural walking gait as possible while maintaining the foot in the desired degree of dorsiflexion. Preferably, the amount of dorsiflexion of the foot is controlled through the addition wedges on the base of the boot.

The present invention is a MTP plate that has a first embodiment with a profile having bilateral mirror symmetry of the about a transverse plane with an angle of about 5° for dorsiflexion and an angle of about 10° for valgus. Both ends of the plate include a central arm having a slot for compression and two offset arms having offset ears with locking screw holes that provide for multiplanar compressive fixation. The bone contacting surface of the plate is radiused to allow the plate to be in snug contact with the bone. In a second embodiment of the plate for revision surgery, the proximal end of the plate includes a metatarsal extension and the plate has a central locking hole for securing bone graft.

The invention discloses a gait phase detection apparatus with ankle joint angle self-rectification function, which comprises a shank fixing mechanism, a ankle joint angle control mechanism, a ankle joint angle measuring mechanism and a thenar pressure measuring footwear. The invention can control ankle joint motor rotation angle according to thenar pressure signal, regulate ankle joint angle for foot drop patient in weight reduction walking training, prevent the damage to foot due to the towing and impacting caused by foot drop, and improve the dorsiflexion ability of foot drop patient; a pressure sensor and an angle sensor collects thenar pressure signal and ankle joint angle signal timely, an upper computer performs fuzzy logic algorithm to realize to detect gait phase smoothly and submissively. patient with walking ability defects or normal person with some degree of gait deformity can wear the invention while walking, detect the gait phase information in walking, estimate gait recovery degree scientifically, and optimize gait training strategy.

A low cost foldable orthosis for the treatment of foot and ankle conditions including plantar facitis and tendonitis, the orthosis is a foldable molded portion manufactured in a variety of incremental sizes, having a generally U-shaped cross-sectional configuration and a flat foot bed, interconnected by a hinge. This device includes a variety of spacers which enable the angle of covered by a soft fabric covering, and using a removable and interchangeable foot bed wedge insert permitting the angle of dorsiflexion, plantar flexion, inversion and eversion to be varied.

A skate boot for receiving the foot, the ankle and adjacent leg section of an intended user. The skate boot includes an upper. The upper defines a dorsal upper section and a substantially opposed plantar upper section, a rear upper section extending outwardly from and substantially peripherally to the plantar upper section and an opening allowing the user to insert the foot within the skate boot. The upper includes a deformable region for facilitating the elastic dorsiflexion of the upper between an initial upper configuration and a dorsiflexed upper configuration wherein the dorsal upper section is closer to the rear upper section than in the initial upper configuration, the deformable region being substantially more elastically deformable than adjacent upper portions of the upper and providing an elastic force biasing the upper towards the initial configuration upon dorsiflexion of the upper.

An automated therapy table is disclosed. The automated therapy table may have various support portions capable of independent automatic actuation of a person's lower extremities through passive exercise. The automated therapy table allows a patient to perform leg elevation, approximation/decompression of the leg, internal/external rotation of the leg, ankle plantar flexion/dorsiflexion, and foot inversion/eversion movements. During each movement, the patient may be instructed to think in the direction of the movement. It has been found that doing so helps increase the healing effects. The disclosed table and method may be beneficial for patients after certain operations as well as for those suffering from various forms of debilitating illnesses, such as Multiple Sclerosis, Charcot-Marie-Tooth, and Muscular Dystrophy.

A ministimulator is positioned adjacent to the deep peroneal nerve and electrically actuated to elicit balanced dorsiflexion, without eversion, of the ankle of a patient having foot drop.

A prosthesis is disclosed for improving the gait and comfort qualities of the amputee that participates in walking, running and jumping activities. A foot and an ankle of the prosthesis are monolithically formed as a resilient member including a strut which forms an ankle joint. A hole extends through the resilient member with the periphery of the hole forming an anterior side surface of the strut. The resilient member anterior to the hole includes a gap to permit motion about the ankle joint axis while providing a stop in dorsiflexion. The hole is elongated upwardly such that the strut is upstanding and anterior convexly curved.

An improved limb brace joint includes a band that operates in tension to rotationally bias first and second longitudinal members of the joint. The band of the joint biases the rotation of the members to provide a dorsiflexion and/or plantarflexion assist when used in an ankle foot orthosis.

This invention describes a multi-point soft flexible ankle foot brace support orthosis apparatus and method for compensating for weakness of the ankle and ankle/foot dorsiflexion resulting in steppage gait of foot drop comprising an ankle cuff that is securely connected to footwear by way of clips and elastic cords, allowing for natural walking motion. The connection of the ankle cuff to the shoe is secure, yet adjustable to accommodate each user's individual need and is easily fastened and unfastened for daily use.

The invention discloses an ankle joint rehabilitation training device. The ankle joint rehabilitation training device comprises a supporting mechanism, a training mechanism and a detecting device, wherein the supporting mechanism comprises a base, a supporting frame, a footrest supporting seat and a footrest, the training mechanism comprises an inversion/eversion moving platform, a dorsiflexion/plantar flexion moving platform and an intorsion/extorsion moving platform, and the detecting device comprises three torque sensors mounted on the three platforms respectively and three encoders mounted on motors for power transmission. The ankle joint rehabilitation training device has the advantages that the ankle joint rehabilitation training device is capable of achieving three-degree-of-freedom rehabilitation training of the ankle joint of a human body, simulates operation techniques of therapists so as to provide passive training for a patient, and can be used for the patient to perform personal movement training under the specified conditions of doctors; by the aid of the torque sensors and the encoders, the ankle joint rehabilitation training device is capable of acquiring torque and movement position information of the patient during training and integrates rehabilitation training with a patient movement information detection function so as to provide bases for a rehabilitation evaluation system.

In a method and a system of providing walking assistance and/or therapy to a person with impaired gait, electrical stimulation is applied to muscles of a leg that effect dorsiflexion and plantar flexion of the ankle of the leg. The timing of the electrical stimulation is determined from gait event signals developed from sensors under the heel and forepart of the foot of the other leg. In the method and the system, the electrical stimulation is enabled when the person is sensed to be active and is disabled when the person is sensed to be inactive. The method and the system are applicable to persons having unilateral or bilateral impairment of their walking ability.

The invention discloses a finger and wrist joint rehabilitation training device. The finger and wrist joint rehabilitation training device is provided with a supporting device, a training device and a detecting device, wherein the supporting device comprises a base, a pedestal and a holding rod, the training device comprises a wrist joint intorsion/extorsion moving platform, a wrist joint dorsiflexion/palmar flexion moving platform and a finger grasp moving platform which are used for achieving three-degree-of-freedom movement of the fingers and the wrist joint respectively, and the detecting device comprises a second torque sensor, a third torque sensor, a first torque sensor and three encoders mounted at the rear ends of motors. The finger and wrist joint rehabilitation training device has the advantages that training patterns are diversified, so that rehabilitation effects are improved; owing to application of three-layer moving platforms, finger and wrist joint rehabilitation training is achieved, intorsion/extorsion and dorsiflexion/palmar flexion of the wrist joint of a human body and finger grasp rehabilitation training are achieved, and torque and moving positions of the patient during training can be acquired; the finger and wrist joint rehabilitation training device integrating rehabilitation training with an information detecting function provides bases for a rehabilitation evaluation system.

A night splint for a user's foot having a frame member and a toe retainer that is releasably connected to the frame member. The toe retainer is configured to dorsiflex at least one toe of the user to allow for a dynamic stretch of the plantar fascia and to provide a low load stretch of the Achilles tendon, plantar fascia tendon, deep flexor muscles and calf muscles to relieve symptoms of plantar fasciitis.

The invention relates to a three-degree-of-freedom ankle joint exercising device, which comprises a bottom frame, a foot ankle support mechanism, a slide rail mechanism, a connecting mechanism and a driving mechanism, wherein the foot ankle support mechanism is used for putting a foot bottom plate, the foot ankle support mechanism is connected with the slide rail mechanism through the connecting mechanism, and the foot ankle support mechanism and the slide rail mechanism are fixedly arranged on the bottom frame. The three-degree-of-freedom ankle joint exercising device has the advantages that the telescopic connecting mechanism is connected with the foot ankle support mechanism and the slide rail mechanism, so the exercising of the ankle joint in a three-degree-of-freedom space is realized, and the rehabilitation exercising of dorsiflexion/straight flexion, inward turning/outward turning and inward rotating/outward rotating of the ankle joint of a human body is realized; the integral structure is simple, the production and manufacturing are easy, and the maintenance is convenient.

An apparatus and method of use for a wrist extension brace, intended to be used to position, secure, stabilize, and extend a patient's wrist for the purpose of assisting cannulation of blood vessels in the wrist and forearm. The apparatus generally includes a frame having a fixed dorsiflexion angle and means for cushioning a patient's hand, wrist and forearm and means of attaching such to the wrist extension brace. The method of use includes the steps of attaching the apparatus to a patient's wrist and adjusting it after such attachment.

A prosthetic foot includes a sole plate having a body formed of resilient material. The sole plate is elongated along an anterior and posterior axis wherein an anterior portion of the plate defines a toe portion and the posterior portion defines a heel portion. An ankle member having a planar portion in contact with the sole plate is rigidly affixed to the sole plate at the heel portion. The ankle member has an extension portion positioned anterior of the planar portion and separated from the planar portion by a transition portion. A resilient pad is disposed between the contact portion of the ankle member and the sole plate. The resilient pad and extension portion of ankle member define a gap such that as a user's weight is transferred anterior following initial contact, the extension portion of the ankle member tilts forward reducing the gap formed between the resilient pad and the extension portion for improving the dorsiflexion of the prosthetic foot.

The invention relates to a parallel structure type ankle joint rehabilitation training device, which comprises a thigh support, an inner thigh support rod, an outer thigh support rod, a shank connecting sleeve, a foot support plate, a base plate, a flexible first movement branch chain, a flexible second movement branch chain and a third movement branch chain. The upper ends of the first movement branch chain and the second movement branch chain are connected with the foot support plate through ball hinges, and the lower ends of the first movement branch chain and the second movement branch chain are connected with the base plate through hook hinges; and one end of the third movement branch chain can rotate around the extension direction of the third movement branch chain, and the upper end and the lower end of the third movement branch chain are respectively connected with the foot support plate and the base plate through hook hinges. The 2-UPS/UCU/S type parallel structure is adopted, three degrees of freedom of rotation can be provided, the center of rotation is the ankle joint, the dorsiflexion/plantar flexion, inward turning/outward turning and inward rotation/outward rotation of the ankle joint can be truly realized, and the bionic performance is good. Moreover, the device has a symmetric structure, and the movement can be realized easily.

The invention relates to an orthopedic foot device with a connection part for the lower leg, a swivel joint (5) acting as an ankle joint (7) by means of which a foot part (10) is rotatably connected in the direction of dorsiflexion and the direction of plantar flexion to the connection part, with a damping arrangement (17) influencing the rotational movement about the swivel joint (5), with a sensor arrangement for detecting action states of the orthopedic foot part, and with a control unit connected to the sensor arrangement which controls the damping arrangement (17). The object is achieved by the fact that the sensor arrangement has an ankle-angle sensor which measures the angle between the connection part and the foot part (10), an absolute-angle sensor (20) relating to the plumb line and a moments sensor (21) for determining the torque on the ankle joint (7) or a force effecting a torque on the ankle joint (7).