23 results about "Leg braces" patented technology

An exoskeleton system comprising a leg actuator unit that is configured to be coupled to a leg of a user. The leg actuator unit includes: an upper arm and a lower arm that are rotatably coupled via a rotatable joint, the rotatable joint configured to be positioned at a knee of the user with the upper arm coupled about an upper-leg portion of the user above the knee and with the lower arm coupled about a lower-leg portion of the user below the knee. The upper arm is configured to be coupled to the upper-leg portion above the knee via a first set of couplers that includes a first upper-leg coupler, the lower arm is configured to be coupled to the lower-leg portion below the knee via a second set of couplers that includes one or more lower-leg couplers associated with a lower-leg brace, and an actuator extends between the upper arm and lower arm, the actuator configurable to move the upper arm and lower arm.

A shank outer link moves away from a thigh outer link in the longitudinal direction of the shank outer link and the shank outer link is drawn forward in a direction perpendicular to the longitudinal direction of the shank outer link relative to the thigh outer link as a knee joint of a user is extended. A shank inner link moves away from a thigh inner link in the longitudinal direction of the shank inner link and the shank inner link is drawn forward in the direction perpendicular to the longitudinal direction of the shank inner link relative to the thigh inner link as the knee joint of the user is extended.

An exercise apparatus for leg strengthening has a frame, a knee support for supporting a knee of a user relative to the frame, a leg brace for bracing a lower leg of the user relative to the frame, and a linkage assembly facilitating performance of a hamstring curl exercise motion wherein a chest of the user is lowered and then raised relative to the frame. The linkage assembly has a driver arm pivotably coupled to the frame and supporting the chest of the user, a loaded arm pivotably coupled to the frame above the driver arm and providing or supporting a load, and a connecting arm pivotably coupling the driver arm to the loaded arm so that lowering of the chest during the hamstring curl exercise motion is resisted by the load and so that raising of the chest during the hamstring curl exercise motion is assisted by the load.

An exercise apparatus for leg strengthening has a frame, a knee support for supporting a knee of a user relative to the frame, a leg brace for bracing a lower leg of the user relative to the frame, and a linkage assembly facilitating performance of a hamstring curl exercise motion wherein a chest of the user is lowered and then raised relative to the frame. The linkage assembly has a driver arm pivotably coupled to the frame and supporting the chest of the user, a loaded arm pivotably coupled to the frame above the driver arm and providing or supporting a load, and a connecting arm pivotably coupling the driver arm to the loaded arm so that lowering of the chest during the hamstring curl exercise motion is resisted by the load and so that raising of the chest during the hamstring curl exercise motion is assisted by the load.

A method for rehabilitating a patient with neurological deficit or neuromuscular disease, the method including providing a medical walker with an operably connected leg brace, wherein a swing linkage connects the leg brace to the medical walker proximate to a knee of a compromised limb of the patient. The method further includes sensing movement and position in space of the compromised limb of the patient via one or more sensors attached to the leg brace and generating limb data. The method also includes analyzing the limb data, and signaling one or more neuromodulators to activate based at least in part upon analysis of the limb data, wherein the signaling is timed to assist gait motion of the compromised limb.

This utility model provides a leg brace for preventing pressure injuries, relating to the field of nursing equipment technology. It includes a transverse bidirectional drive seat, a longitudinal drive seat, a leg support frame, a limiting and blocking component, a first strip-shaped airbag, a second strip-shaped airbag, and a strip-shaped roller massage component. The device is clamped and fixed to a hospital bed for use. The patient's legs are placed on the upper end of the leg support frame. The height of the leg support frame is adjusted by the longitudinal drive seat to regulate the support height of the legs. When the legs are supported, the upper end of the strip-shaped square bar can be moved left and right to relieve muscle fatigue caused by maintaining one position for a long time. The first and second strip-shaped airbags are both inflatable airbags, supporting the legs to ensure comfort. When leg muscles are fatigued, the patient can move to the strip-shaped roller massage component for faster muscle relief, achieving long-term leg support and keeping the heels suspended.

Collapsible storage container stands are shown and disclosed. In some embodiments, the stand includes first and second planar frames pivotably attached to each other and each defining an opening sized to receive a storage container. The stand additionally includes first and second legs pivotably attached to the first frame, and third and fourth legs pivotably attached to the second frame. The stand further includes a first leg brace attached to the first leg, and a second leg brace attached to the fourth leg. The first and fourth legs are pivotable to place the first and second leg braces on first and second roof portions of a roof. In some embodiments, the stand additionally includes first, second, third, and fourth support arms pivotably attached to the first and second frames.

A leg brace with interactive force acquisition function suitable for lower limb rehabilitation robots includes a brace body, an inflatable airbag, and an interactive force acquisition system. The brace body can be fitted onto the leg. The inflatable airbag is disposed inside the brace body. The interactive force acquisition system includes a flexible thin-film pressure sensor and a signal acquisition device, realizing the integrated function of leg fixation and precise interactive force acquisition. The flexible thin-film pressure sensor is disposed inside the inflatable airbag. The flexible thin-film pressure sensor is connected to the signal acquisition device for direct acquisition of interactive forces. This invention achieves the integration of leg fixation and precise interactive force acquisition, combining high adaptability, high measurement accuracy, good comfort, and safety. It can provide reliable interactive force parameters for lower limb rehabilitation robots, assisting in personalized rehabilitation training and improving the accuracy and safety of rehabilitation training.

The invention discloses a single-arm external fixation auxiliary brace for femoral extension, and relates to the technical field of medical instruments, the single-arm external fixation auxiliary brace comprises an upper bracket, the upper bracket comprises an inner side upper bracket and an outer side upper bracket, the inner side upper bracket and the outer side upper bracket are connected through an outer ring assembly, and the outer ring assembly is further used for being connected with a single-arm external fixation bracket; the lower bracket comprises an inner side lower bracket and an outer side lower bracket, and the inner side lower bracket and the outer side lower bracket are both used for being connected with the shank brace; wherein the inner side upper support and the inner side lower support are hinged through the angle adjusting assembly, and the outer side upper support and the outer side lower support are also hinged through the angle adjusting assembly. The knee joint can be actively and forcibly maintained at a functional position (such as bending by 90 degrees) for more than 8 hours every day, so that the trend of muscle and soft tissue contracture in the femoral lengthening process is effectively resisted. Therefore, the knee joint stretching position contracture and stiffness are fundamentally prevented, the subsequent complicated release operation is avoided, and the long-term life quality and the treatment effect of a patient are greatly improved.

An integrated brace attachment for a gait training device including a leg brace and at least one sensor connected to the leg brace that generates limb position data based upon a position of a user's limb. The at least one sensor is configured to detect the position of the leg brace in space. The integrated brace attachment further includes at least one neuromodulator connected to the leg brace and configured to deliver electrical impulses to a user's limb, and a neuromodulation controller configured to process the limb position data from the sensor, to determine whether to activate the at least one neuromodulator, and to transmit a signal to the at least one neuromodulator that causes the at least one neuromodulator to deliver an electrical impulse that is configured to activate a specific muscle to accomplish a desired motion of a limb.

A connecting-plate-type support mechanism of a tripod, including a connecting component, three support leg assemblies and a center column. An outer circumference of the center column is provided with at least one raised rib or groove. An inner side of each support leg assembly is provided with a leg brace. An end of an outer leg tube of each support leg assembly is provided with a locking wrench socket. A side of the locking wrench socket is provided with a protrusion, on which an external articulation base is provided. One end of the leg brace is fixed on an inner side of the outer leg tube through the external articulation base. An outer circumference of a connecting sleeve is provided with an inner articulation base corresponding to the protrusion. The other end of the leg brace is articulated with a side of the inner articulation base.

An orthosis apparatus for offloading weight from a foot of a patient, comprising: a leg brace, sized and shaped to attach to an area above the ankle and at least one foot support component, comprising a contact plate, wherein the at least one foot support component is connected to the leg brace; wherein the contact plate comprises a convex curve shaped region, sized and shaped to provide a rolling motion when contacting a surface; wherein the contact plate is positioned at the side of the foot, at a height which can be selected to be above, below or at the bottom of the foot surface; and wherein the orthosis apparatus is configured to offload weight by providing support extending downwards to the contact plate.

A strain sensor for a leg brace and a real-time interactive detection system for lower limb rehabilitation are disclosed. The sensor includes a leg brace body and strain gauges mounted on the leg brace body. A double-hole, narrow-beam stress concentration structure is provided at the point of maximum torque near the exoskeleton drive end of the leg brace body. The strain gauges are mounted on the stress concentration structure. The stress concentration structure is designed based on finite element mechanical simulation and is used to concentrate stress and facilitate strain detection. This system, through a self-developed strain gauge leg brace-type human-machine interactive force sensor structure, combined with multi-level noise reduction filtering and high-precision force calculation algorithms, achieves real-time, accurate, and stable detection of human-machine interactive forces during lower limb rehabilitation training. This provides reliable data support for intelligent closed-loop control, active / passive mode switching, and quantitative evaluation of rehabilitation effects of lower limb rehabilitation robots, reducing equipment costs and improving clinical adaptability and widespread adoption.

The invention relates to the technical field of medical instruments, and discloses a wearable device for monitoring quadriceps femoris muscle and ankle pump motion parameters of an orthopedic patient, the wearable device comprises a monitoring component and a leg brace, and the leg brace is connected with the monitoring component. Stable wearing is achieved through cooperation of the bandage, the thigh supporting piece, the shank supporting piece and the foot supporting piece, loosening is not prone to occurring, the shank supporting piece and the foot supporting piece prevent the thigh supporting piece and the shank supporting piece from moving upwards through the conical surface limiting characteristic, meanwhile, the feet of a user abut against the foot supporting piece to form supporting, and the supporting effect is good. The thigh supporting piece and the shank supporting piece are directly limited to slide downwards, the thigh supporting piece, the shank supporting piece and the foot supporting piece are effectively prevented from shifting during movement, loosening is not prone to occurring, repeated tightening is not needed, impact generated by the compression spring is buffered through damping force generated through throttling, and then the knee joint is protected.

The disclosure pertains to a harness for battery-powered personal flying apparatus. The harness comprises a pair torso struts hingedly coupled to a pair of leg braces which allow the legs to move independently of each other. The harness further includes extension rods coupled at a first end to the torso struts. The extension rods are coupled at a second end thereof to skis. The extension rods and skis being moveable between a standing position and an in-flight position. Said extension rods and skis configured to allow the harness to be independently supported in such a way that a user could step into or out of the harness from a generally upright position.

A gait training device with neuromodulation integrated to stimulate the muscles of a patient who has a maladapted gait. In embodiments, the device includes a leg brace worn by the patient on their compromised limb. The leg brace is connected to a medical walker allowing the patient the support themselves while correcting their gait. In embodiments, the leg brace is connected via a gait trainer that directs the motion of the compromised limb to ensure proper biomechanical gait. One or more neuromodulators are attached or integrated into the leg brace and can deliver electrical impulses to the patient's compromised limb to facilitate gait correction.

The present invention provides an adjustable fixing brace comprising a lower leg, a thigh, a hip joint brace, and knee and hip adjustment parts. The second serration on the side surface of the knee joint adjustment part engages with the first serration of the first connecting part of the lower leg brace. The lower first fixing part has a groove, and the upper second fixing part has a third serration. The lower end of the third fixing part extends into the groove within the third opening in the middle to push and rotate. The upper end of the locking block of the first pushing part of the limiting component within the second opening engages with the third serration. A retaining ring in the middle is connected to the second pushing part via a first spring, and a second spring is fitted on the lower part. The retaining ring compresses the second spring for adjustment. In the hip joint adjustment part, the thigh brace connecting part has a buckle, the fourth fixing part of the hip brace connects to a support column, and the upper rotating part is fitted onto the support column. One end of the upper rotating part has a fourth serration. The fifth serration on the upper surface of the lower rotating part engages with the fourth serration and can rotate around the support column. A third spring between the fourth fixing part and the upper rotating part lifts the upper rotating part. The upper part of the support column is fitted with the adjustment part and fixed to the first screw hole of the support column by screws.

Provided herein are a load-adaptive strut for an orthotic or prosthetic device, a device for supporting or replacing a patient's limb, and a method of designing such devices. The strut comprises a structural element configured by computational design using finite element analysis to adjust load transfer and energy return profiles based on simulation data derived from patient-specific parameters, and adjustable connection points allowing variations in compound angles, offsets, and / or depths. Also provided are embodiments in which means for adjusting load transfer and energy return profiles and means for adjusting connection points are disclosed. The method comprises obtaining patient-specific parameters, performing finite element analysis to determine a computationally designed geometry that modulates load transfer and energy return profiles, and configuring adjustable connection points with compound angles, offsets, or depths based on simulation data.

An exercise apparatus for leg strengthening has a frame, a knee support for supporting a knee of a user relative to the frame, a leg brace for bracing a lower leg of the user relative to the frame, and a linkage assembly facilitating performance of a hamstring curl exercise motion wherein a chest of the user is lowered and then raised relative to the frame. The linkage assembly has a driver arm pivotably coupled to the frame and supporting the chest of the user, a loaded arm pivotably coupled to the frame above the driver arm and providing or supporting a load, and a connecting arm pivotably coupling the driver arm to the loaded arm so that lowering of the chest during the hamstring curl exercise motion is resisted by the load and so that raising of the chest during the hamstring curl exercise motion is assisted by the load.

An exercise apparatus for leg strengthening has a frame, a knee support for supporting a knee of a user relative to the frame, a leg brace for bracing a lower leg of the user relative to the frame, and a linkage assembly facilitating performance of a hamstring curl exercise motion wherein a chest of the user is lowered and then raised relative to the frame. The linkage assembly has a driver arm pivotably coupled to the frame and supporting the chest of the user, a loaded arm pivotably coupled to the frame above the driver arm and providing or supporting a load, and a connecting arm pivotably coupling the driver arm to the loaded arm so that lowering of the chest during the hamstring curl exercise motion is resisted by the load and so that raising of the chest during the hamstring curl exercise motion is assisted by the load.

The invention belongs to the technical field of medical apparatus and instruments, and discloses a lower limb fracture split type fixing brace convenient to examine the foot compression condition, the lower limb fracture split type fixing brace comprises a foot brace and a leg brace, the foot brace and the leg brace are respectively connected with a first mounting block and a second mounting block, the first mounting block is provided with a driving groove, the inner wall of the driving groove is connected with a guide rod, and the guide rod is connected with a second mounting block. The guide rod is slidably connected with a connecting piece, the connecting piece is slidably connected with the driving groove, the guide rod is sleeved with a spring, the two ends of the spring are connected with the inner wall of the driving groove and the connecting piece respectively, the connecting piece is connected with a clamping block, the clamping block is in a wedge block shape, the second mounting block is provided with an inserting groove, the inserting groove is matched with the connecting piece and the clamping block, and the second mounting block is provided with a clamping hole. The clamping hole is matched with the clamping block, the inner wall of the clamping hole is slidably connected with a push plate, the second mounting block is provided with a sliding groove, the push plate is connected with a sliding block, and the sliding block is slidably connected with the sliding groove. The foot brace can be independently removed, and secondary stimulation to a fracture part due to repeated overall disassembly of the brace is avoided.

The invention relates to a supporting structure for use as a chair or table, comprising a top, at least three legs, and leg braces, wherein the legs are inclined relative to a vertical, wherein the legs cross or touch at one point or are connected to each other or run close to each other, and wherein lower leg braces limit the distance between the legs in the lower half.