29 results about "Fracture traction" patented technology

The invention discloses a fracture traction device, and relates to the technical field of fracture traction fixation, the fracture traction device comprises a sickbed body, four supporting legs are fixedly arranged at the bottom of the sickbed body, four supporting rods are arranged at the top of the sickbed body, and a shank placing platform is arranged at the tops of the four supporting rods. Through the arrangement of a square frame, a first spring, a protection spring, a protection plate, a sliding rod, a fixing plate, a first gear, a first rack, a fixing column, a rotating shaft, a second gear and a second rack, according to different leg muscle contents of different people, a larger traction force is needed correspondingly when the content of thicker shank muscles is large; the minimum protection threshold value of the traction force is adaptively changed in cooperation with the downward moving length of the two-way rack, manual adjustment is not needed, the labor intensity of workers is greatly reduced, and therefore it is guaranteed that different patients can achieve the optimal traction force effect, and meanwhile the problems of skin tearing, bleeding and the like caused by large traction force are solved.

The invention relates to the field of orthopedic treatment instruments, in particular to a multi-dimensional angle adjustable three-dimensional fracture reduction traction device which comprises a leg supporting mechanism, a traction mechanism and a traction mechanism. The traction mechanism is used for traction of the calcaneus of the patient; the bracket mechanism is used for mounting the leg support mechanism and the traction mechanism; the support mechanism comprises two sets of telescopic support assemblies used for being installed on a sickbed, and further comprises a first transverse rod and a second transverse rod which are arranged between the two sets of telescopic support assemblies, and locking assemblies arranged on the telescopic support assemblies. The locking assembly comprises a locking piece arranged on the telescopic support assembly and an anti-falling fine adjustment piece arranged on the locking piece. The multi-dimensional angle fracture traction device solves the problems that when the height of an existing multi-dimensional angle fracture traction device is adjusted, adjustment is tedious, patient adaptability is poor, and due to the fact that the adjustment stability is insufficient, accidental movement or falling is likely to happen.

This utility model provides a leg fracture traction device, relating to the field of leg fracture traction devices. The utility model includes a base plate, with a traction device mounted on one side of the base plate. By setting up a traction mechanism, when performing traction treatment on a fracture patient, the injured leg can be fixed to a slide and a fixation frame using a fixing component. Then, according to treatment needs, a self-locking motor is activated to drive a threaded rod to rotate, thereby causing a screw hole block to slide to one end on the inner wall of the base plate. Then, under the pull of a first telescopic rod and a first spring, the slide can move to one end within the inner wall of the base plate. The first spring and the first telescopic rod act as a buffer between the slide and the screw hole frame, preventing excessive traction caused by the screw hole block moving too quickly. This allows the slide to provide flexible traction according to actual usage during the traction process, avoiding secondary injury and improving treatment efficiency.

The invention discloses a calcaneal fracture three-dimensional traction reduction device, and relates to the technical field of medical instruments, the calcaneal fracture three-dimensional traction reduction device comprises a base, a supporting pad is fixedly arranged at the top of the base, a side plate is fixedly arranged on the side wall of the supporting pad, and a horizontal plane moving mechanism is rotatably arranged at the top in the base. Through the arrangement of an arc plate, an arc block, a rotating seat and an arc limiting groove, a connecting rod and a rotating ring are driven to drive a calcaneal fracture part of a patient to rotate synchronously aiming at the rotation of the calf of the patient, so that the traction direction of the patient is always kept consistent, and the whole body is driven to move through the rotation of the calf during movement; the fracture traction part of a patient is prevented from being pulled and painful, small-range movement of the patient can be guaranteed, the comfort of the patient is improved, the traction puncture part of the patient can be prevented from being painful, synchronous adjustment of the traction force direction along with movement is guaranteed, and joint stiffness and movement disorder caused by long-time fixation of the joint are avoided.

The utility model relates to a injury control device for lower limb fracture traction reduction, which comprises a support assembly, a locking seat, an inserting cylinder, a hexagon nut, an arc-shaped frame, an inserting bolt, connecting long rods and a main Sirschner wire, the locking seat, the inserting cylinder, the arc-shaped frame and the inserting bolt form annular locking pieces, and the annular locking pieces are connected through the two connecting long rods; and the main Sirschner wire penetrates through the two inserting cylinders on the same annular locking piece. The threaded column is screwed in the threaded sleeve by screwing the screw cap, the steel wire cloth at one end of the threaded column extends into the inner side of the second locking cylinder, the steel wire cloth abuts against the side Sirschner wire, the side Sirschner wire is locked and fixed, the upper portion and the lower portion of the threaded connecting rod are screwed with the nuts respectively, the opening of the first locking cylinder is closed, and the first locking cylinder and the outer side of the arc-shaped frame are locked and fixed. The relative positions of the arc-shaped frame and the first locking cylinder are fixed, the first locking cylinder is locked at any position on the arc-shaped frame, and therefore the position of the side Sirschner wire is adjusted in a non-polarization mode.

The invention discloses a fracture traction control system which comprises a force sensor used for detecting the pulling force of a traction rope and sending the pulling force to a main control circuit; one end of the pulling rope is used for pulling a fracture part; the main control circuit is used for receiving the pulling force and comparing the pulling force with a stored preset interval value, and when the pulling force is smaller than the minimum value of the preset interval value, the main control circuit outputs a first control signal to the driving circuit; when the pulling force is greater than the maximum value of the preset interval value, the main control circuit outputs a second control signal to the driving circuit; the driving circuit is connected with one end of the volute spiral spring and is used for receiving the first control signal or the second control signal and acting to drive the volute spiral spring to be tensioned or loosened; and the other end of the volute spiral spring is connected with the other end of the traction rope and used for pulling the traction rope. Accurate traction of the injured part is achieved, the manual operation process is omitted, accidental injury is avoided, the use efficiency is improved, and the rehabilitation period of a patient is shortened.

The utility model relates to the technical field of orthopedic traction. The fracture traction supporting device comprises two sets of symmetrical supporting frames, steel ropes are wound around the two ends of the outer surface of a winding rod, and the other ends of the steel ropes penetrate through a connecting plate to be fixedly provided with a supporting plate; the bottom end of the supporting frame is slidably sleeved with a bottom plate, and a half-thread bolt is slidably inserted into the other side of the bottom plate in a penetrating mode. The supporting frame, the connecting plate, the steel rope, the supporting plate, the winding rod, the first bevel gear, the second bevel gear, the fixing plate, the rotating shaft and the plug pin are used in cooperation, so that the height position of the supporting plate can be adjusted so as to meet the requirements of injury conditions, heights and the like of more patients; through cooperative use of the supporting frame, the bottom plate, the clamping groove, the abutting bolt, the half-thread bolt and the nut, the position of the supporting plate can be adjusted according to the position of the leg of a patient, especially the specific position of the ankle needing to be lifted, and therefore the device is higher in use flexibility and adaptability.

The utility model relates to the field of fracture traction, and discloses a fracture operation traction device which comprises two connecting blocks, the two connecting blocks are fixed to the two ends of a traction bow, lower clamping plates are fixed to the two sides, away from each other, of the two connecting blocks respectively, and upper clamping plates are connected to the lower clamping plates through hinges. Steel needles are arranged at the two ends of the traction bow, the two ends of each steel needle are located between the lower clamping plate and the upper clamping plate, installation openings are formed in the bottom face of the lower clamping plate and the top face of the upper clamping plate respectively, and arc-shaped rubber blocks are detachably arranged in the installation openings. The traction bow and the steel needle can be fixed without pulling the two ends of the traction bow, it is ensured that the steel needle cannot shake in the fixing process, the arc-shaped rubber block makes full contact with the outer wall of the steel needle through extrusion of the lower clamping plate and the upper clamping plate, and the steel needle can be fixed through the anti-skid performance of the arc-shaped rubber block. And the anti-skid performance after the traction bow and the steel needle are fixed is effectively improved.

The invention provides a field battlefield rescue fracture traction support, and belongs to the field of field battlefield medical equipment. Comprising a traction frame and a supporting frame, the supporting frame is fixedly connected to the bottom of the traction frame, guide grooves symmetrically distributed about the supporting frame are formed in the outer wall of the supporting frame, and tool storage assemblies are arranged on the inner walls of the guide grooves; the U-shaped frame is fixedly connected to the top of the traction frame; the clamping assembly comprises connecting blocks, the connecting blocks are fixedly connected to the outer wall of the traction frame and symmetrically distributed relative to the traction frame, and an arc-shaped frame is fixedly connected between the symmetrical connecting blocks. Through multi-dimensional adjustment of a longitudinal moving block, a transverse moving block and a flexible contact clamping plate of the arranged clamping assembly, the clamping assembly is matched with the flexible contact clamping plate, limb contours of wounded persons with different body types can be compatible, through cooperation of a clamping block and a clamping groove of the limiting assembly, rapid positioning can be completed without additional tools, and the working efficiency is improved. And the operation is simple and quick, and the rhythm requirement of quick rescue in a battlefield is met.

The invention belongs to the technical field of fracture reduction, and particularly relates to a fracture reduction device which comprises a lower hoop body, a lower closing plate is fixedly connected to the side edge of the top of the lower hoop body, a main shaft is rotationally connected to the outer side of the lower closing plate, a plurality of upper closing plates are rotationally connected to the outer surface of the main shaft, and reduction assemblies are installed in the upper closing plates. The reduction assembly conducts fracture traction reduction on a patient through extension and combination of a plurality of upper closing plates, and the ends, away from the main shaft, of the upper closing plates are fixedly connected with an upper hoop frame. According to the fracture reduction device, a push plate pushes a rack to work, the rack moves to be meshed with a fluted disc on the lower surface of a cushion layer, a second rotating wheel gradually massages the position of the leg between a lower hoop body and an upper hoop frame, and a supporting column moves to be in linkage with an inclined supporting rod to synchronously move; through the pressing of the inclined supporting rod and the rotating wheel II on the legs and the kneading of muscles, the tension of people is reduced, the psychological comfort of a patient is promoted, meanwhile, the blood circulation is promoted, and the comfort of the legs of the patient is accelerated.

The invention relates to a novel fracture traction power machine which comprises a support and a traction machine. Clamping structures are arranged at the two ends of the bracket; a machine base is rotationally connected to the support, and the traction machine is arranged on the machine base. And a braking structure is arranged on the bracket and is used for braking the rotary connection between the machine base and the bracket. The multifunctional stretcher is simple in structure and convenient to carry, and can be used in various scenes such as a stretcher, a traction bed and a common sickbed; the multifunctional level and the safety guarantee of the tractor are improved as much as possible while parts required by traction treatment are reduced.

The utility model relates to the technical field of medical instruments, and discloses a fracture traction supporting device which comprises a lying plate, the inner wall of the lying plate is connected with a mounting plate in a sliding mode, the upper end of the mounting plate is fixedly provided with a storage rod, one side of the storage rod is connected with a first limiting plug pin in an inserted mode, and the other side of the storage rod is provided with a second limiting plug pin. An adjusting rod is movably connected to one end of the first limiting bolt, a first mounting plate is fixedly mounted at the upper end of the adjusting rod, and a first rotating shaft is rotationally connected to the inner wall of the first mounting plate. According to the fracture traction supporting device, through the arrangement of the mounting plate, the storage rod, a first limiting bolt, an adjusting rod, a first mounting plate, a first rotating shaft, a sliding rod, a roller and a second limiting bolt, the first limiting bolt and the second limiting bolt can be pulled out according to different patients in the using process; and then the height and the position of the first placing plate are adjusted, and the friction force between the mounting plate and the lying plate can be reduced through the rolling wheels.

This utility model discloses a femoral fracture traction device, including a frame assembly, which includes a base that is movable, and symmetrical uprights on the base near the rear. It also includes a crossbeam, a support assembly, and a lifting assembly. Two sets of crossbeams are respectively hinged to the bottom ends of the handles. Each crossbeam has a fixing block at the end furthest from the handrail, which can be secured to the bed handrail. The lifting assembly includes a rotating rod rotatably mounted on a top plate, with steel cables wound around both ends of the rod. The lower ends of the steel cables are connected to the corresponding ends of the bone screws. This utility model offers high stability; and through the electrically retractable steel cables, the suspension height can be freely adjusted without frequent replacement of counterweights, making operation simple and convenient.

The utility model relates to the field of welding wire processing, and discloses an anti-fracture traction device for welding wire processing, which comprises a support frame, the surface of the support frame is fixedly connected with an air cylinder through a transverse plate, the output end of the air cylinder is fixedly connected with a traction plate, and the surface of the support frame is fixedly connected with a guide frame. A buffer component is arranged on the surface of the supporting frame, an anti-fracture structure is arranged on the surface of the traction plate, the anti-fracture structure comprises a fixed plate, an electric push rod is fixedly connected to the side wall of the fixed plate, a movable plate is fixedly connected to the output end of the electric push rod, and a telescopic assembly is arranged on the surface of the movable plate. A buffer assembly is arranged on the surface of the movable plate, and the outer wall of the fixed plate is fixedly connected with the outer wall of the traction plate. According to the utility model, the anti-fracture structure is arranged, so that the risk of fracture of the welding wire due to overlarge clamping force at the moment of clamping the welding wire is reduced, the stability of traction of the welding wire is ensured, and the welding wire is prevented from being separated.

The invention relates to the field of medical instruments, and discloses a fracture traction device which comprises a near-end supporting unit, a fixing screw rod, a far-end supporting unit and a plurality of auxiliary reset parts, the near-end supporting unit comprises two near supporting rings, the far-end supporting unit comprises two far supporting rings, a plurality of connecting holes are evenly distributed in the circumferential direction of the near supporting rings and the far supporting rings, and the fixing screw rod is fixed to the near supporting rings. At least one needle fixing part is detachably arranged on each of the near support ring and the far support ring; each needle fixing part comprises a needle fixing device and a bone nail of which the end part is fixed on the needle fixing device; each auxiliary reduction part comprises a guide sliding seat and a sliding rod, the guide sliding seats are circumferentially arranged on the far support ring close to the fracture point, one end of each sliding rod is fixed on the near support ring close to the fracture point, and the other end of each sliding rod is inserted into the corresponding guide sliding seat and can slide relative to the corresponding guide sliding seat. According to the fracture traction device, fracture reduction and fracture section displacement can be carried out.

The utility model discloses a fracture traction nail dressing positioning device which comprises a first clamping piece, a second clamping piece, a third clamping piece and a fourth clamping piece, the bottom of the first clamping piece is provided with a first abutting portion, the side wall of the first clamping piece is provided with a vertically-through first clamping groove, and the first abutting portion extends outwards; a second abutting part is arranged at the bottom of the second clamping piece, a vertically-through second clamping groove is formed in the side wall of the second clamping piece, and the second abutting part extends outwards; the clamping piece is connected to the first clamping piece and the second clamping piece, the first clamping groove directly faces the second clamping groove, the clamping piece drives the first clamping piece and the second clamping piece to be far away from each other or close to each other, and the first clamping piece and the second clamping piece are close to each other so that a clamping space can be defined by the first clamping groove and the second clamping groove; the first clamping piece and the second clamping piece are away from each other to form an avoiding channel. The dressing positioning device for the fracture traction nail is convenient to operate and easy to nurse. The dressing fixing device can be applied to the field of dressing fixing devices.

The utility model relates to the related technical field of medical instruments, in particular to a tibiofibula fracture traction fixing device which comprises a traction assembly and a supporting assembly installed on the traction assembly in a threaded mode, a clamping assembly and the traction assembly are movably arranged below the supporting assembly, and the clamping assembly is installed on a traction needle. A first fixing part is installed at the clamping position above the traction needle in a threaded mode, a traction force adjusting part is fixedly installed at one end of the first fixing part, the traction rod penetrates through the first fixing part and the traction force adjusting part, and the total traction force is the sum of the force displayed by the two traction force display parts. After the required traction force is achieved, the traction force adjusting knob and the traction rod are locked by tightening a set screw on the traction force adjusting part, the traction force is determined when the device adjusts the length of the extension rod, and the risk that the traction effect is not ideal due to too small traction force or the patient is secondarily injured due to too large traction force is avoided.

The invention provides a multifunctional bone fracture traction nursing device for the orthopedics department, and belongs to the technical field of medical nursing equipment.The device comprises a bed board body, a traction mechanism, a connecting mechanism and the like, and the bed board body is provided with a motor, a knob controller and the like; the traction mechanism accurately adjusts traction parameters through components such as a motor and a lead screw; the connecting mechanism achieves synchronous movement of the adjusting plate through gear meshing. The telescopic air bag can relieve the pressure of the patient and assist in body position adjustment; according to the scheme, personalized body position adjustment and accurate traction operation can be achieved, the comfort level and safety of a patient are improved, and the medical work efficiency and the treatment effect are improved.

The utility model belongs to the technical field of orthopedic surgical instruments, and discloses a femoral fracture traction device which comprises a first traction rod, a threaded sleeve and a second traction rod, the first traction rod is rotationally connected with a universal joint, the universal joint is rotationally connected with a fixing block, the second traction rod is connected with a traction bow through a clamping mechanism, and the traction bow is provided with a fixing rod; the first traction rod and the second traction rod are both rotationally connected with adjusting sleeves and are both slidably connected with adjusting blocks and driving ratchet wheels, the adjusting blocks are connected with the driving ratchet wheels through pressure springs, and the first traction rod and the second traction rod are both rotationally connected with adjusting bases. The adjusting seat is fixedly connected with a driven ratchet wheel matched with the driving ratchet wheel, the adjusting seat is rotationally connected with a worm gear and a worm, the two ends of the worm gear are fixedly connected with threaded rods, and the threaded rods are connected with adjusting rods through threads; the femoral fracture traction device solves the problem that an existing femoral fracture traction device is usually of a fixed structure, and dislocation bones are inconvenient to reset.

The utility model provides a metacarpal bone fracture traction repositor which comprises a T-shaped frame, a ratchet wheel tightener, a traction fingerstall and a bandage, the T-shaped frame comprises a cross rod and a vertical rod, and the cross rod is arranged at one end of the vertical rod and protrudes out of the horizontal plane of the vertical rod; the ratchet tightener is fixed at the other end of the vertical rod; the traction fingerstall is provided with an open end and a closed end, and the closed end is connected to the rotating shaft of the ratchet tightener through a fixing rope; the vertical rod of the T-shaped frame is fixed to the wrist portion through a bandage. The metacarpal bone fracture traction repositor is simple in structure, convenient to operate and capable of effectively conducting traction and stabilization on the metacarpal bone fracture position, reduces pushing and squeezing of an operator on the fracture end, does not need continuous traction of the operator to maintain reposition, and can save time, labor and manpower.

The application provides a field rescue fracture traction support and belongs to the field medical equipment field. The traction support comprises a traction frame and a supporting frame. The supporting frame is fixedly connected to the bottom of the traction frame. The outer wall of the supporting frame is provided with guide grooves which are symmetrically distributed about the supporting frame. The inner wall of the guide groove is provided with a tool storage assembly. A U-shaped frame is fixedly connected to the top of the traction frame. The clamping assembly comprises a connecting block which is fixedly connected to the outer wall of the traction frame and is symmetrically distributed about the traction frame. An arc-shaped frame is fixedly connected between the symmetric connecting blocks. The longitudinal moving block, the transverse moving block and the flexible contact clamping plate of the clamping assembly are adjusted in multiple dimensions. The flexible contact clamping plate is compatible with the limb contour of the wounded person with different body types. The clamping block and the clamping groove of the limiting assembly are matched. The rapid positioning can be completed without additional tools. The connection and fixation of the equipment and the limbs of the wounded person are rapidly realized. The operation is simple and fast, and the rhythm requirement of rapid rescue is met.

This utility model relates to the field of orthopedic surgical auxiliary instruments, and more particularly to an L-shaped arm fixation device for intertrochanteric fracture traction bed surgery, comprising a positioning rod and a support plate; a support plate for supporting the arm is installed on the outer side of the positioning rod, and a C-shaped clamp for engaging and limiting the position with the headboard is installed at one end of the positioning rod and the support plate; a rubber pad is installed inside the upper end of the support plate, and a grid plate is provided above the rubber pad at the upper end of the support plate; a connecting rod for telescopic adjustment of the position of the support plate is installed inside the positioning rod. This utility model achieves an L-shaped fixation structure by connecting the support plate and the positioning rod with the connecting rod, which is ergonomic and effectively avoids compression of the brachial plexus and ulnar nerve, reduces discomfort such as pain and numbness, and lowers the risk of nerve damage. Furthermore, the use of magnetic buckles to connect the ligaments ensures a clear surgical field, facilitates surgical operation, and improves the safety and precision of the surgery.

The invention belongs to the technical field of medical instruments, and discloses a portable lower limb fracture tractor which comprises a base frame, the base frame is connected with a linkage support, a supporting assembly and a supporting plate, the base frame and the linkage support are each provided with a containing part, and the containing parts are provided with flexible cloth; the supporting assembly comprises a box body, the box body is connected with an adjusting handle and an adjustable supporting structure, the adjustable supporting structure comprises a lead screw, the lead screw is connected with a pair of linkage pieces, and the pair of linkage pieces are connected with a lower linkage rod and an upper linkage rod respectively; the supporting plate is connected with a fixing rope and an adjusting assembly, the adjusting assembly comprises a lower supporting seat, an inner threaded cylinder and an upper supporting seat, and the lower supporting seat is connected with a handle. The lower limbs are fixed through the base frame, the linkage support and the supporting plate, the height of the base frame is adjusted through the adjustable supporting structure, the horizontal position and the horizontal dip angle of the supporting plate are adjusted through the adjusting assembly, and the tractor can be effectively used for lower limb fixing and traction of patients of different body types, different fracture types and different body position requirements.

The present application relates to the field of orthopedic treatment apparatus, more particularly, it relates to multi-dimensional angle adjustable fracture three-dimensional reduction traction device, including leg support mechanism, for supporting patient's shank while fixing knee end; traction mechanism, for traction patient's heel; support mechanism, for the installation of leg support mechanism and traction mechanism; The support mechanism includes two groups of telescopic support assembly for mounting on the hospital bed, further includes the first cross bar and the second cross bar arranged between the two groups telescopic support assembly, and the locking assembly arranged on the telescopic support assembly; The locking assembly includes the locking piece arranged on the telescopic support assembly and the anti-falling fine adjustment piece arranged on the locking piece; The leg support mechanism is slidably installed on the first cross bar, and the present application solves the problem that the existing multi-dimensional angle fracture traction device is complicated to adjust, the patient's adaptability is poor and the stability of the adjustment is insufficient, which leads to accidental movement or falling.

The utility model discloses a fracture traction supporting device, and relates to the technical field of medical instruments. The device comprises a bearing mechanism, a traction mechanism and a limiting plate. After the hydraulic cylinder is started, the distance between the bearing seat and the bearing plate can be changed, the upper end of the supporting plate can move at the lower end of the bearing seat in the horizontal direction under the action of the movable shaft, the included angle between the upper end of the supporting plate and the bearing seat can be changed, and the included angle between the lower end of the supporting plate and the fixing frame can be changed under the action of the fixing shaft. When the height of the bearing seat is changed, the height difference can be generated between the bearing seat and the movable seat, and the use requirements of different angles of the injured part of the patient can be met; after a driving machine is started, a driving wheel can be driven to do circular motion, when the driving wheel rotates, the driving wheel can move at the upper end of a limiting plate in the horizontal direction, movement of a movable seat can be achieved, and when the movable seat moves, the purpose of traction of an injured part can be achieved.

The present invention belongs to the field of fracture reduction technology, specifically a fracture reduction device, including a lower hoop body, a lower closing plate fixedly connected to the top side of the lower hoop body, a main shaft connected to the outer side of the lower closing plate, a plurality of upper closing plates connected to the outer surface of the main shaft, a reduction assembly installed inside the upper closing plate, the reduction assembly performs traction reduction on the patient's fracture through the extension and combination of the plurality of upper closing plates, and the ends of the plurality of upper closing plates away from the main shaft are fixedly connected to an upper hoop frame. The fracture reduction device described in the present invention pushes the rack to work by a push plate, and the movement of the rack will engage with the toothed disk on the lower surface of the cushion layer, and the second wheel gradually massages the position of the leg between the lower hoop body and the upper hoop frame, and the movement of the support column is linked to the synchronous movement of the diagonal support rod. The pressing of the legs and the kneading of the muscles by the diagonal support rod and the second wheel can reduce the tension of the person and promote the psychological comfort of the patient. At the same time, it can also promote blood circulation and accelerate the comfort of the patient's legs.

The invention discloses a bone fracture traction reduction frame for orthopedists in the technical field of bone fracture reduction frames, which comprises two groups of support frames arranged in parallel, traction frames are movably arranged on the support frames, and the traction frames can fix the feet of a patient and can slide on the support frames. The supporting frame is formed by splicing a plurality of sets of supporting units end to end, a connecting assembly is arranged between every two adjacent supporting units, the adjacent supporting units are rotationally connected through the connecting assemblies, and the connecting assemblies can make the adjacent supporting units rotate by multiple angles; the limiting assemblies are located between the adjacent supporting units and arranged on the outer sides of the connecting assemblies in a surrounding mode; a mounting assembly is arranged on one side of the edge supporting unit, the supporting unit formed by splicing the supporting units serves as a leg support of a patient in the traction reduction process, and it can be ensured that traction reduction can accurately act on bone dislocation points of the patient by disassembling the limiting assembly in the operation process.

The invention discloses an emergency traumatic fracture site rapid fixing and traction integrated device, and relates to the field of traumatic fracture tractors. The rapid fixing and traction integrated device comprises an adjusting seat, an adjusting unit arranged in the adjusting seat, rectangular blocks arranged on the adjusting unit and two rectangular blocks arranged in the adjusting unit, the adjusting unit drives the two rectangular blocks to move relatively, and the adjusting unit drives the two rectangular blocks to move relatively. According to the rapid fixing and traction integrated device for the emergency treatment traumatic fracture site, the cold compress belt smoothly passes through under the guidance of the first guide wheel and the second guide wheel, the first spring drives the insertion block to achieve locking, knotting or repeated adjustment is not needed, the binding time is remarkably shortened, and the rapid fixing and traction integrated device is suitable for the emergency rescue scene. And meanwhile, the structure ensures that the binding force is uniform, the fixation is firm, and slippage or over-tight compression is avoided.

The utility model relates to the technical field of wrap yarn production, in particular to an anti-fracture traction device which comprises a base, one end of the top of the base is in sliding connection with an adjusting assembly, the middle of the top of the base is in sliding connection with a limiting assembly, and the other end of the top of the base is fixedly connected with a supporting frame. A traction assembly is embedded in one end of the supporting frame, and a quick connection assembly is embedded in the center of one end of the traction assembly; the adjusting assembly comprises a first threaded rod horizontally penetrating through one end of the base, and one end of the first threaded rod is fixedly connected with a first handle. According to the improved traction device, the adjusting assembly is additionally arranged, tension can be adjusted through stretching and retracting of the first spring in the yarn feeding process, good tension of yarn can be kept in the traction yarn feeding process, the breakage condition cannot be caused, the quick connecting assembly is additionally arranged, the traction assembly can be quickly disassembled and assembled, and the yarn feeding efficiency is improved. And the stability after fixation can be well maintained.