16 results about "Joint immobility" patented technology

The utility model discloses an osteoarthritis middle-symptom joint fixator which comprises an upper support, a lower support and a connecting mechanism connected between the upper support and the lower support. The upper support comprises an upper support arm corresponding to the side face of the leg, an upper surrounding part connected to the upper support arm and extending towards the front side of the thigh in an arc mode, and a first upper connecting belt matched with the upper surrounding part to bind the upper support to the leg, and the first upper connecting belt is detachably assembled with the upper surrounding part and / or the upper support arm through a quick snap fastener. The lower support comprises lower support arms corresponding to the side faces of the legs, lower enclosures connected to the lower support arms and extending towards the rear sides of the shanks in an arc mode, and first lower connecting belts matched with the lower enclosures to bind the lower support to the legs, and the first lower connecting belts are detachably assembled with the lower enclosures and / or the lower support arms through quick snap fasteners. The joint fixator for osteoarthritis can be stably worn on the legs of a user and prevented from loosening, and the joint fixator for osteoarthritis can be quickly worn through quick disassembly and assembly of the quick snap fasteners.

The invention discloses a joint fixing device for bone joint surgical nursing, and relates to the technical field of bone joint surgical nursing equipment, the joint fixing device comprises a front fixing protector and a rear fixing protector for fixing a lower limb thigh and a lower limb shank; the two movable angle adjusting devices are symmetrically arranged at the butt joint points of the two sides of the front fixing protective tool and the rear fixing protective tool; the movable angle adjusting device comprises a connecting assembly arranged at the butt joint point of the front fixing protection tool and the rear fixing protection tool, and the front fixing protection tool and the rear fixing protection tool are connected through the connecting assembly and rotate by multiple angles with the connecting point as the axis. An angle adjusting assembly is arranged at the side end of the connecting assembly, and a locking assembly is arranged at the side end of the angle adjusting assembly. According to the leg bending training device, the effects that the legs of the patient can be effectively fixed and cannot move, when bending training is needed, the bending angle range is adjusted in real time according to the training process, and operation is convenient and fast are achieved.

The utility model relates to the technical field of knee joint fixing, in particular to a knee joint fixing brace for children, which comprises a first support plate (100) and a second support plate (200) which are oppositely arranged, and at least two first belt buckles (104) and at least two second belt buckles (105) are arranged on one side of the first support plate (100). One side of the second supporting plate (200) is provided with at least two third belt buckles (204) and at least two fourth belt buckles (205), and the first belt buckle (104) of the first supporting plate (100) is provided with a hook-and-loop fastener bandage (300). The hook-and-loop fastener bandage (300) sequentially penetrates through the third belt buckle (204), the fourth belt buckle (205) and the second belt buckle (105), corresponding to the first belt buckle (104), on the second supporting plate (200) and then is folded back to be adhered to the hook-and-loop fastener bandage (300). The leg rehabilitation device not only can be adjusted according to the length and thickness of the legs of a patient, but also is light in overall weight and free and convenient to wear.

The application relates to the field of bone joint reduction, and particularly discloses an orthosis for bone joint reduction and fixation, which solves the problems of single function of existing bone joint fixation orthosis, especially the fixation orthosis for knee joints, and the problems of being not conducive to the rehabilitation of the joints of patients and the post-exercise recovery, and the orthosis comprises a base, a limiting box, an opening, a sliding frame, a clamping seat, a fixing clamping plate, an adjusting assembly, a rotating shaft, an upper guard plate, a side plate, a sliding frame, a pressing seat, a rotating plate I, a sliding seat, a cam, and a driving assembly, the outer side of the limiting box is slidably connected with a pulley, a linkage assembly is arranged in the limiting box, and the linkage assembly is used for driving the pulley to slide on the outer side of the limiting box. The device can stably position and fix the knee joints of patients and perform orthosis, does not cause relatively tight clamping to the legs of the patients, is conducive to blood circulation of the legs of the patients, can also assist in pressing and massaging, is conducive to stimulating the muscles of the patients to keep active, and reduces the subsequent rehabilitation and exercise period.

An expandable sacroiliac (SI) joint fixation device includes a housing translationally coupled to a distal pivot body along a longitudinal axis. At least one endplate is pivotally coupled to the distal pivot body and configured to pivot outwardly from a closed position to an expanded position upon translation of the housing toward the distal pivot body. At least one deployable anchor is movably coupled to the distal pivot body and configured to move from a retracted position within the endplate to a deployed position extending outwardly through the endplate and into bone adjacent to the SI joint. An actuation mechanism, including a screw drive, is configured to simultaneously cause the endplates to expand and the anchors to deploy, providing both joint distraction and enhanced fixation in a single actuation step. The device is inserted in a compact configuration through a posterior approach and expanded in situ.

A bone fixation system configured to fix one or more bone segments of extremity bones is provided.

The invention discloses a limb protection device for fall injury nursing, which relates to the technical field of medical apparatus and instruments and comprises a foot fixing assembly for fixing a human foot, a knee joint fixing assembly for fixing a human knee joint and an ankle joint protection assembly for adapting to a human ankle joint, the knee joint fixing assembly, the foot fixing assembly and the ankle joint protection assembly are detachably connected in sequence; the foot fixing assembly, the knee joint fixing assembly and the ankle joint protection assembly are arranged and matched with a detachable connection mode, all-directional protection covering key parts of the lower limbs of the human body is formed, movement of the key joints of the lower limbs can be limited, the ankle joints and the knee joints can be protected at the same time, secondary injury is effectively prevented, and the safety of the human body is improved. Meanwhile, ankle joints can be massaged, flexible combination is achieved according to requirements, the nursing requirements of different fall injury parts are met, and a reliable guarantee is provided for nursing and rehabilitation of fall injury limbs.

The utility model relates to the technical field of medical instruments, in particular to a rotary opening type atlantoaxial lateral mass joint supporting fusion device. Comprising a supporting body, the supporting body is provided with four side faces which are sequentially connected end to end, the four side faces are two symmetrically-arranged insertion contact faces and two symmetrically-arranged supporting contact faces respectively, the head of the supporting body is in a triangular wedge shape, and the tail of the supporting body is detachably connected with a surgical operation handle; and the width of the insertion contact surface is gradually reduced from one end close to the head part to one end close to the tail part. According to the supporting fusion device, the width of the contact surface where the supporting body is inserted is gradually reduced from the end close to the head to the end close to the tail, when the supporting contact surface makes contact with the joint, the supporting body is in the state that the front end is high and the rear end is low, and the function of fixing the angle of the atlantoaxial lateral mass joint is achieved; the regulation and control of the atlantoaxial lateral mass joint fixing angle and the physiological fusion function are achieved through a minimally invasive surgery method.

A bone fixation system configured to fix one or more bone segments of extremity bones is provided.

The utility model relates to the technical field of clamping plates, in particular to a clamping plate convenient for joint fixation, which comprises an end supporting plate, an extension supporting plate is inserted into one end of the end supporting plate, binding belts are fixed on the surfaces of the end supporting plate and the extension supporting plate, and one ends of the two binding belts are respectively fixed on the bottom surfaces of the end supporting plate and the extension supporting plate through magic tapes; the clamping plate has the beneficial effects that the clamping plate is composed of the end supporting plate and the extending supporting plate, and rapid assembly and disassembly are achieved in the mode that the assembly grooves and the assembly strips are connected in an inserted mode. The clamping plates can be easily assembled and adjusted without tools or additional operation steps. According to the finger length of a user, the extension supporting plates with the matched number can be selected for splicing, and it is ensured that the clamping plates are matched with fingers with different lengths. In addition, through the design of the binding belts and the hook-and-loop fasteners, the clamping plates can be tightly attached to the fingers of different thicknesses, and the fixing comfort and stability are improved.

Devices, systems and methods for surgical treatment of mid-foot disorders such as osteoarthritis, spacing disorders, or alignment disorders, including mid-foot arthroplasty devices and systems for the 2nd and 3rd tarsometatarsal (TMT) joint, implants for post-osteotomy spacing and realignment, arthroplasty articular implants, dowel grafts for TMT arthrodesis or fusion, dowel grafts for navicular cuneiform (NC) arthrodesis, dowel grafts for intercuneiform arthrodesis, and / or locking dowels for joint fusion.

The weight line confirmation device comprises a force rope which is located above a patient and used for displaying the weight line of the lower limb, and the two ends of the force rope are arranged on a hip joint femoral head center determiner and an ankle joint center determiner respectively; the hip joint femoral head center determiner comprises a door-shaped mounting frame which is mounted on an operating bed, and a front side fixing assembly which is used for fixing one end of a force rope and can be adjusted up and down is arranged on the mounting frame; the ankle joint fixator comprises a foot fixing assembly used for fixing the foot, a rear side fixing assembly used for fixing the other end of the force rope and capable of being adjusted in the left-right direction and the up-down direction, and a pressure applying assembly used for applying pressure to the foot. A force rope is arranged for simulating a lower limb weight line, the lower limb weight line is visible, comparison of the lower limb weight line is convenient to correct, meanwhile, a pressure applying assembly is arranged on an ankle joint fixator, when the lower limb weight line is determined, pressure can be applied to a foot, the standing state is simulated, and then the accuracy of simulation of the lower limb weight line is guaranteed.

The utility model discloses a joint fixing device for medical imaging examination, which relates to the technical field of limb joint fixation and comprises two fixing support frames, a plurality of fixing magic tapes are arranged at the bottom ends of the fixing support frames, and an angle fixing component is arranged at a contact point between the two fixing support frames. A support lining is arranged on the inner side of the fixed supporting frame. Through mutual cooperation of the adjusting threaded column, the movable adjusting block, the pulley supporting shaft, the tension pulley and other structures, the movable adjusting block is controlled to move in the movable adjusting groove, the position of the tension pulley is changed, and therefore the tension of the elastic rope is adjusted, and the device can adapt to limb thicknesses and joint conditions of different patients; and through mutual cooperation of angle rotating gears, angle smooth sliding grooves and supporting columns at the two ends of the fixing supporting frame, fixing can be conducted after the angle is adjusted through fixing pressing pieces and fixing screws in the angle fixing assemblies, and the requirements of different types of medical image examinations for joint fixing angle diversification are met.

A bone fixation system configured to fix one or more bone segments of extremity bones is provided.

The invention relates to the technical field of medical apparatus and instruments, in particular to a reduction and fixation orthopedic orthosis for the orthopedics department. The fixing base plates are provided with the fixing assemblies, and the limbs are flexibly clamped and fixed through the fixing assemblies. The angle adjusting assembly can adjust the included angle between the pair of fixing base plates and limit the included angle between the pair of fixing base plates to be kept unchanged. The orthopedic device provided by the scheme can meet the resetting and fixing requirements of limbs at the two ends of a joint. The size of the included angle between the pair of fixing base plates can be adjusted through the angle adjusting assembly, and therefore the orthopedic device can meet the joint fixing requirements of different rehabilitation stages from the straightening position to the buckling position and the like.

This utility model discloses a shock-absorbing fixation brace for pre-hospital emergency elbow fracture patients, relating to the field of joint fixation technology. It includes an upper arm fixation cylinder, a forearm fixation cylinder, and multiple straps respectively mounted on the upper arm and forearm fixation cylinders. The upper arm and forearm fixation cylinders are rotatably connected by a connecting structure. This utility model inflates a first and second airbag by diverting air, causing the first and second airbags to expand and thus changing the internal space of the upper arm and forearm fixation cylinders. This allows it to accommodate patients with different arm circumferences, expanding the applicability of this shock-absorbing fixation brace for pre-hospital emergency elbow fracture patients. It provides good fixation for the arms of different patients. Simultaneously, the first and second airbags have an elastic cushioning effect, preventing secondary trauma to the elbow fracture site caused by arm movement and improving the fixation effect of the brace.