40 results about "Limb fracture" patented technology

The invention provides a limb fracture rapid reduction external fixing device based on an augmented reality technology, and belongs to the technical field of fracture reduction fixing devices. The limiting component comprises a connecting frame and a connecting arc plate, a fixing pressing plate is arranged on the outer wall of the connecting frame, a positioning clamping plate is arranged at the bottom of the fixing pressing plate, a plurality of positioning clamping grooves are formed in the connecting frame and the connecting shaft, and the positioning clamping plate is fixedly connected to the positioning clamping grooves in a sleeving mode. By arranging the reset arc plate and the limiting part, the reset arc plate can be attached to the curved surface of the limb, a gap between the reset arc plate and the limb is avoided, and meanwhile the angle between the connecting frame and the connecting arc plate can be locked under the action of the fixing pressing plate; parameters between the reduction clamping plate and the movable clamping plate can be set according to use requirements, when a fracture part is subjected to reduction, the fracture part can be rapidly subjected to reduction by means of the positions of the reduction clamping plate and the movable clamping plate with the set parameters, and the fracture part is clamped and fixed.

The invention discloses a vehicle-mounted portable clinical fixing device for limb fracture, and belongs to the field of medical instruments. Comprising two fixing frames, an open groove is formed in the middle of the outer surface of each fixing frame, locking plates are evenly arranged at the edge of one end of each fixing frame, and clamping assemblies used for fixing legs are connected to the positions, close to the edges, of the two sides of the outer surface of each fixing frame; by arranging the clamping assembly, the fixing area can be flexibly adjusted, long-term pressing of the skin in the local area is avoided, the conditions of extravasated blood, bruise and even pressure sores caused by unsmooth blood are reduced, and the comfort of the fixing device is effectively improved. And moreover, the third gear is not meshed with the second gear and the fourth gear when not in use, so that the situation that the clamping plate and the rectangular frame move, the clamping effect is affected, and even the bone growth is affected due to rotation of the third gear caused by accidental rotation of the driving shaft can be effectively avoided.

A device for rapid reduction and external fixation of a limb fracture comprises a C-shaped splint, a fixed splint, a reduction arc plate, and a limiting component. The limiting component includes a connecting frame and a connecting arc plate. An outer wall of the connecting frame is provided with a fixed pressing plate, and a bottom of the fixed pressing plate is provided with a positioning clamping plate. A plurality of positioning slots are provided in the connecting frame and the connecting shaft. The positioning clamping plate is fixedly sleeved in the positioning slots.

The invention relates to the technical field of medical apparatus and instruments, and discloses a novel adjustable knee joint fixing and correcting device for limb fracture rehabilitation, which comprises two thread rotation type height adjusting mechanisms and two thread stress type clamping mechanisms. According to the novel adjustable knee joint fixing and correcting device for limb fracture rehabilitation, the position state of a clamping part can be automatically adjusted according to the specific injured part of a patient, so that the clamping effect is better, in addition, the device uses liquid pressure as a clamping power source, and the device is convenient to use. Meanwhile, the knee joint of the patient is effectively clamped in cooperation with the elastic rubber bag, the characteristic of high fitting degree is achieved, so that the clamping force on the knee joint of the patient is more uniform, and the stress pressure on the knee joint of the patient caused by the liquid pressure in unit area is reduced; and the stability and the safety degree of the clamped bone are improved.

The utility model belongs to the technical field of binding supports, and particularly relates to a limb fracture binding and fixing support which comprises a base, four telescopic supporting rods are fixedly arranged on the top face of the base, and the top ends of the four telescopic supporting rods are fixedly connected with the bottom face of a fixing frame. The outer walls of the four telescopic supporting rods are fixedly connected with one end of a connecting rod. According to the equipment, the stand columns are arranged, the top faces of the stand columns are provided with the movable grooves and slidably connected with the movable rods, the top faces of the movable rods are connected with the containing frames, then the movable rods can drive the containing frames to move when moving in the movable grooves, the distance between the two containing frames can be adjusted, and therefore the equipment can adapt to more conditions; and the high-elasticity reset springs can be tightened, so that the two placement frames are contracted, the clamping effect is achieved, the fixing effect of the equipment is better, and the practicability and convenience of the equipment are improved.

The invention discloses a limb fracture trauma first-aid fixing device which comprises a supporting frame, a cylindrical rod, a circular hole plate, a telescopic rod and an arc-shaped clamping plate, accurate fixing of a limb of a patient is achieved through a clamping mechanism, the arc-shaped clamping plate can stably clamp or release the limb through cooperation of a worm gear, a worm and a cylindrical block, and the limb fracture trauma first-aid fixing device is convenient to use. The traction mechanism pulls round hole plates to move oppositely through a fixing base, an adjusting rod and a reset spring, limb skin is tightened, skin tension is reduced, the stability of the fixing device is improved, the filling mechanism flexibly supports the inner walls of arc-shaped clamping plates through an air bag, a Y-shaped pipe and a piston plate, compression on the skin is relieved, meanwhile, friction force is enhanced, and the fixing device is more stable. Through the synergistic effect of the clamping mechanism, the traction mechanism and the filling mechanism, the limb surface skin tension of the patient is effectively reduced, the stability of the fixing device and the comfort of the patient are improved, and the fixing device is suitable for various first-aid scenes.

The invention relates to the technical field of medical instruments, and particularly discloses a spiral limb fracture external fixator and a using method thereof.The silica gel air bag bandage is made of silica gel, is in a thin strip shape and is connected through a plurality of air bags, the edges of the air bags are substantial leucorrhea, the inner side and the outer side of each air bag are in special shapes, air holes are formed in the adjacent air bags, and an inflation opening is connected with an air guide pipe; and the digital display inflator pump is connected with the air guide pipe and the sensor. When in use, the sensor is attached to an affected limb, the spirally wound bandage wraps the sensor, and then the digital display inflator pump is used for inflating to a set value. The air bag is of a semicircular structure on the outer side and a trapezoidal table structure on the inner side, when the air bag bandage is wound on an affected limb, the side faces of the trapezoidal tables can be tightly attached and firmly fixed, the semicircle is pulled into a flat empty bag structure, and vibration is relieved. Under the cooperation of devices such as the digital display inflator pump and the flexible film pressure sensor, the air bag can change along with the state of the limb, continuous compression power is generated on the limb, and a patient can do some simple activities.

The utility model relates to the field of orthopedics, in particular to an internal fixing device for limb fracture. The internal fixing device aims to solve the technical problems that in the prior art, a steel plate or a steel needle is easily fixed improperly, and dislocation of a bone fracture position is caused by improper fixation of the steel plate. An internal fixing device for limb fracture comprises a clamping assembly and a connecting assembly. By the adoption of the assembly design, the connecting assembly can be used in cooperation with clamping assemblies of different ring numbers, a doctor can select the clamping assembly of the corresponding ring number according to imaging examination (such as X-ray, CT or MRI) of a patient, during an operation, the clamping assemblies are stably fixed to the two sides of a broken bone in a surrounding mode, and after the two clamping assemblies are connected, the clamping assemblies can be fixed to the two sides of the broken bone in a surrounding mode. The adjusting assembly is operated to control the distance between the two clamping assemblies until the broken end of the fracture is reset, the supporting strip fixes and supports the fracture position, the design can greatly simplify the internal fixation operation of the fracture, the operation efficiency is improved, and meanwhile the fracture position is fixed very stably.

The present invention belongs to the field of medical technology and discloses a limb trauma treatment transfer and transportation device for outdoor use, including a transfer and transportation frame assembly. Limb treatment guard plate assemblies are provided on both sides of the transfer and transportation frame assembly. An anti-sway patient lying transfer and transportation structure is formed on the transfer and transportation frame assembly. On the basis of anti-sway, the limb treatment guard plate assembly forms an anti-sway limb dragging structure on the transfer and transportation frame assembly, and the limb treatment guard plate assembly itself forms a one-way self-locking limb fixing splint structure and a clamping medicine application structure for limb trauma treatment. The present invention uses the patient's own weight and vertical rotation structure to form an anti-sway transfer and transportation of the patient's body below the center ball head, and an anti-sway dragging structure of the patient's limbs is formed above the center ball head, thereby ensuring the safety of patient transfer and transportation to the greatest extent. The patient's limbs of the present invention are placed on the limb treatment guard plate assembly and fixed by the splint, so that limb fractures can be limited.

This invention discloses a multifunctional medical rapid emergency traction device, belonging to the field of medical device technology. It includes two parallel outer rings, with several equally spaced support rods fixed between them. An inner ring is movably connected within each outer ring, and an ice pack is fixedly connected and communicates with the two inner rings. Each outer ring is divided into two detachably connected outer halves. The inner ring includes several detachably connected inner contact blocks, with an adjustment component fixedly connected to each inner contact block and the outer half. At least two ice packs are provided, evenly spaced, with each ice pack's two ends fixedly connected and communicates with at least one inner contact block. This invention has a simple structure, is easy to use, and is suitable for injured patients of different body types. It can effectively immobilize fractured limbs during emergency transport, reducing injury aggravation caused by limb movement, reducing patient suffering, accelerating recovery efficiency, and improving subsequent recovery effects.

1. The name of the product of this design: fracture aid. 2. Purpose of this product design: used for auxiliary fixation after limb fractures. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: use the status reference diagram.

The utility model relates to the technical field of medical instruments, in particular to a fracture reduction device which is fixedly installed on a main screw through a supporting rod, a first positioning ring is fixedly installed on the supporting rod, a plurality of sets of first positioning holes are formed in the first positioning ring, a plurality of sets of second positioning holes are formed in a second positioning ring, a first steel needle is further arranged on the first positioning ring, and a second steel needle is further arranged on the second positioning ring. A second steel needle is further arranged on the second positioning ring, the fixing rod is installed on the main screw rod through the connecting assembly, the clamping block is fixedly installed on the fixing rod, the inner threaded barrel penetrates through the fixing rod and is located between the main screw rod and the clamping block, the connecting screw rod is in threaded connection with the inner threaded barrel, and the second positioning ring is fixedly connected with the connecting screw rod. The connecting assembly drives an internal thread barrel to be aligned with a connecting screw rod through a fixing rod, and the connecting screw rod and a second positioning ring drive the limb fracture position of the patient to be reset by moving and rotating the internal thread barrel, so that the fine adjustment effect during fracture reduction of the patient is achieved, and the patient is prevented from being subjected to secondary injury.

The invention provides a fixing device for limb fracture, and belongs to the technical field of fracture fixation. Comprising a shell, a long rod is inserted into the shell, T-shaped connecting blocks are connected to the two ends of the long rod in a threaded mode, short rods are installed on the two sides of each T-shaped connecting block, threaded sleeves are connected to the two ends of each short rod in a threaded mode, the short rods and the T-shaped connecting blocks are rotationally connected through the threaded sleeves, and a telescopic rod is inserted into the long rod. The fixing assembly is used for fixing the fracture position of a patient, and the fixing assembly is connected with the long rod. By arranging the fixing assembly, compared with an existing fixing mode, the fixing mode is simple, the stability is good, the fixing assembly can conduct compression hemostasis on the fracture position of a patient according to the actual situation, the compression strength and the compression position can be adjusted, and therefore the device is wider in application range and more convenient to use. And the practical application value is higher.

The invention belongs to the technical field of fracture reduction, and aims to solve the problems that a minimally invasive limb fracture three-dimensional traction reduction and fixing device in the prior art is tedious in operation, may cause local compression of a fracture part and damage to the fracture part, and is difficult to damage to the fracture part due to local extrusion for relatively serious fractures such as comminuted fractures. The minimally invasive limb fracture three-dimensional traction reduction and fixing device comprises a first fixing mechanism and a second fixing mechanism, and the first fixing mechanism and the second fixing mechanism are arranged adjacently. The first fixing mechanism and the second fixing mechanism are connected through the traction mechanism, the fine adjustment mechanism and the distance adjustment mechanism. The first fixing mechanism and the second fixing mechanism are the same in structure. According to the invention, the rotation displacement can be conveniently corrected; the device is simple in structure and convenient to use, the fracture with angulation displacement can be integrally pulled, angulation displacement of the fracture can be integrally corrected, and angulation displacement correction can be achieved under the condition that the fracture is serious.

The utility model relates to the technical field of limb fracture postoperative exercise, and discloses a limb fracture postoperative rehabilitation exercise device which comprises a base, the top of the base is fixedly connected with a fixing frame, the top of the fixing frame is provided with a lifting adjusting mechanism, the inner side of the base is provided with a moving mechanism, the top of the fixing frame is fixedly connected with a seat, and the top of the seat is provided with a lifting mechanism. The lifting adjusting mechanism comprises a lifting assembly and an adjusting assembly, the lifting assembly is arranged on the left side of the top of the fixing frame, the adjusting assembly is arranged on the inner side of the fixing frame, the lifting assembly comprises a supporting frame, the supporting frame is fixedly connected to the left side of the top of the fixing frame, and an air cylinder is fixedly connected to the top of the fixing frame; the bottom of the air cylinder is fixedly connected with a lifting plate. The air cylinder drives the lifting plate to move up and down along the limiting groove of the supporting frame to drive the pull plate, the pull ring and the exercise component connected with the pull ring to adjust the height, use requirements of patients of different heights are met, and rehabilitation experience is improved.

The present invention provides an in vitro universal orienter for blind locking of intramedullary nails for limb fractures, relating to the technical field of medical devices, comprising: an intramedullary nail, wherein the intramedullary nail is fixedly installed inside the bone at the fracture site of the patient, a positioning frame of a positioning module can freely change the use position, thereby being able to rotate along the axial position of the intramedullary nail to change the use and positioning position, and at the same time the guiding direction of the guide module can also be freely changed, and when the guiding of the guide module is adjusted, rapid coarse adjustment and precise fine adjustment operations can be achieved, and the use is convenient, and at the same time the positioning component can also be adapted to the matching treatment use with different intramedullary nails, thereby solving the problem that the position of the guide hole groove inside the proximal guide rod of the existing intramedullary nail orienter is fixed, one type of proximal guide rod can only be fixed and used with the intramedullary nail matched therewith, and different intramedullary needles require different types of proximal guide rods when in use.

The present invention belongs to the field of medical equipment technology, especially an adjustable rapid external fixation device for limb fractures. The following scheme is proposed, which specifically includes a main fixing bracket, wherein the main fixing bracket is provided with a pull-out groove inside, and a movable seat mechanism is slidably installed inside the pull-out groove, an adjustment mechanism is rotatably installed inside the movable seat mechanism, and a secondary fixing bracket is rotatably installed at the bottom of the adjustment mechanism, and the secondary fixing bracket is plug-in connected to the pull-out groove, and the bottom inner wall of the pull-out groove is provided with multiple groups of positioning grooves that cooperate with the adjustment mechanism. In the present invention, a fixing nail is used to fix the support frame on the leg and fix the fracture site, and the adjustment mechanism is rotated again to form a fixed structure between the secondary fixing bracket and the main fixing bracket, thereby avoiding movement of the patient's knee leg, completing rapid first aid in wartime, and allowing the patient to continue walking. The two fracture first aid fixation methods facilitate the walking transfer of the wounded in wartime to the greatest extent after first aid.

The invention relates to the field of medical instruments, in particular to an adjustable noninvasive external fixing device for progressive correction of limb fractures, which comprises two fixing rings, adjusting chutes are formed in the surfaces of the fixing rings along the axial directions of the fixing rings, and connecting rod assemblies are slidably connected in the adjusting chutes. Fulcrum plates are hinged to the ends, far away from the fixing ring, of the connecting rod assemblies, and the ends, far away from the connecting rod assemblies, of the two fulcrum plates are hinged; an elastic assembly used for providing traction force for folding the two fulcrum plates is arranged between the two fulcrum plates. The connecting rod assembly is used for transmitting the traction force generated by the elastic assembly to the fixing ring. Based on a traditional gypsum wedge-shaped correction technology principle, through fixing of the fixing ring, sliding adjustment of the connecting rod assembly and angle adjustment of the fulcrum plate, continuous and stable traction force provided by the elastic assembly is matched, correction stress is accurately transmitted to a limb malformation part, the progressive correction effect is achieved, clinical operation steps are simplified, and the operation efficiency is improved. And the working intensity and the operation difficulty of medical staff are reduced.

This invention provides an external fixation frame for limb fractures, relating to the field of fracture fixation technology. It includes a main fixation component, a secondary fixation component, a length adjustment component, an angle adjustment component, a fixation element, and a movement component. The main fixation component includes a main fixation frame with a main adjustment groove on its long side and main through-channels on both its upper and lower sidewalls. The secondary fixation component includes a secondary fixation frame with a secondary adjustment groove on its long side and secondary through-channels on both its upper and lower sidewalls. The length adjustment component allows for adjustment of the distance between the two fixation positions, making it suitable for fractures of different lengths. Furthermore, the use of a drug-eluting silicone sleeve effectively inhibits early bacterial colonization, significantly reducing the risk of pin tract infection and secondary loosening.

The invention relates to an adjustable animal limb fracture external fixation splint device, and belongs to the technical field of animal limb fixation. Comprising a first folded plate and a second folded plate, the first folded plate and the second folded plate are of a symmetrical structure, the first folded plate and the second folded plate are provided with a set of fixing pieces used for fixing the whole clamping plate, and one side of the first folded plate and one side of the second folded plate are each provided with a sliding notch. By adjusting the positions of the first folding plate and the second folding plate, assembling of the clamping plate strips with different numbers and different lengths can be adapted, so that clamping plates with corresponding widths and corresponding lengths can be adapted according to needs, external fixation of different animal limbs can be met, the whole process is easy to operate, convenient to adjust and convenient to disassemble and assemble, and the working efficiency is improved. The device is simple in structure and very flexible to use, can be quickly assembled, does not need to be additionally customized, saves a lot of time, can be better recycled, reduces the waste of materials, and achieves the effects of saving and protecting the environment.

The invention discloses a multifunctional limb trauma first-aid fixing device for the orthopedics department, and relates to the technical field of emergency rescue, and the technical scheme is characterized in that the multifunctional limb trauma first-aid fixing device comprises a fixing plate, two supporting rods are arranged on the fixing plate, fixing structures are arranged on the two supporting rods, and the two fixing structures are used for fixing the upper end and the lower end of a limb fracture position respectively; a connecting rod is arranged between the two supporting rods, and a pressurization hemostasis structure is arranged on the connecting rod and used for conducting pressurization hemostasis on the limb wound position. The upper end and the lower end of the limb fracture position can be fixed through the fixing structure, the pressurization hemostasis structure can simulate first-aid personnel to conduct pressurization hemostasis on the limb trauma position, and then pressurization hemostasis treatment can be continuously and stably conducted on the wound of a patient; meanwhile, an intelligent control system is adopted for automatically adjusting the inflation volume of the air bag and monitoring vital signs of the patient in real time, and the rescue efficiency of the patient with limb trauma is greatly improved.

This invention provides a partially detachable orthopedic splint, belonging to the field of medical device technology. It includes a positioning and adjustment structure, and splint fixing structures located at both ends of the positioning and adjustment structure. Auxiliary positioning structures are provided on both sides of the splint fixing structure. By using the splint fixing structure in conjunction with the auxiliary positioning structures, during dressing changes, rotating the telescopic ring causes the two splints to move away from each other through the adjustment frame and support arm. This exposes the wound surface at the splint-covered area of ​​the fracture. Simultaneously, as the two adjustment frames move continuously, the two longitudinal sleeves move closer together, causing the positioning ring frames on both sides to move closer together, fixing the upper and lower sides of the limb fracture site. This ensures that while the wound surface is being cleaned and dressing changed, the ends of the fractured limb still have fixing structures supporting the original fixation position, greatly reducing the problem of secondary bone damage during debridement.

The invention relates to the field of affected limb fracture splint equipment, in particular to an orthopedic splint mounting and fastening device, and provides the orthopedic splint mounting and fastening device aiming at the problems in the prior art, the orthopedic splint mounting and fastening device comprises two clamping suites which are connected with each other and can adjust the distance and the connecting angle, and the clamping suites are used for clamping and fixing an affected limb; the clamping suite comprises two sets of clamping units which are in butt joint with each other and can be detached, the clamping units are of an arc-shaped structure, the diameter of each clamping unit can be changed, gradual adjustment and real-time locking of clamping force can be achieved, data are fed back by combining a pressure sensor on a clamping pad, medical staff can accurately control the magnitude of fastening force, and the clamping force can be accurately adjusted. The pressure is ensured to be uniformly distributed on the surface of an affected limb, complications such as skin damage and blood circulation disorder caused by overlarge local pressure are effectively avoided, and the treatment safety is remarkably improved.

The fracture fixing device structurally comprises a fixing block, a first clamping block, a fixing cavity, a clamping structure, a second clamping block, a dismounting and mounting structure and an overturning structure, the fixing block is arranged on the left side of the first clamping block, the fixing cavity is formed in the first clamping block, and the inner areas of the first clamping block and the second clamping block are communicated; on the basis of an overturning structure of the right side area of a first clamping block, a splicing rotating rod is connected to the right side of a second clamping block, then the second clamping block is overturned at the position of the first clamping block through rotation of the splicing rotating rod, and an original sleeve and two separated semicircular devices are replaced for manual position adjustment for use; the fixing convenience of the limb fracture position of a patient can be improved, the position of the splicing rotating rod can be restrained through a large-diameter rotating disc when the splicing rotating rod rotates, and meanwhile the stability during rotation is improved through rotation of an auxiliary wheel on the surface of a supporting block.

The present invention discloses a vehicle-mounted portable clinical fixation device for limb fractures, which belongs to the field of medical devices. It comprises a fixing frame, wherein two fixing frames are provided, a slot is provided in the middle of the outer surface of the fixing frame, a locking plate is evenly provided on the edge of one end of the fixing frame, and both sides of the outer surface of the fixing frame are connected to the edge with a clamping assembly for fixing the leg; by providing a clamping assembly, the fixing area can be flexibly adjusted to avoid long-term pressure on the skin in the local area, reduce blood stasis and bruises caused by poor blood flow, and even pressure sores, and effectively improve the comfort of the fixing device. Moreover, the third gear does not mesh with the second gear and the fourth gear when idle, which can effectively prevent the drive shaft from rotating accidentally, causing the third gear to rotate, thereby causing the splint and the rectangular frame to move, affecting the clamping effect, and even affecting bone growth.

The invention belongs to the technical field of medical equipment, and particularly relates to an adjustable limb fracture rapid external fixing device which comprises a main fixing support, a drawing groove is formed in the main fixing support, a movable seat mechanism is slidably mounted in the drawing groove, and an adjusting mechanism is rotatably mounted in the movable seat mechanism. An auxiliary fixing support is rotationally installed at the bottom of the adjusting mechanism and connected with the drawing groove in a pluggable mode, and a plurality of sets of positioning grooves matched with the adjusting mechanism are formed in the inner wall of the bottom of the drawing groove. The supporting frame is fixed to the leg through the fixing nail, the fracture part is fixed, the adjusting mechanism is rotated again, a fixing structure is formed between the auxiliary fixing support and the main fixing support, movement of the knee of the leg of a patient is avoided, rapid first aid during wartime is completed, people can continue to walk, and the two fracture first aid fixing modes are adopted; wartime wounded people can walk and transfer conveniently to the maximum extent after first aid.

The invention discloses a magnesium alloy coating support for treating limb fracture and a using method, and relates to the technical field of orthopedic stents.The magnesium alloy coating support comprises a fixing mechanism and a universal mechanism, a connecting rod is arranged in the fixing mechanism, one end of the connecting rod is fixedly connected with a conical block, and a hexagonal groove is formed in the other end of the connecting rod; mounting rods are arranged at the two ends of the universal mechanism, a first clamping piece is arranged at one end of each mounting rod, the fixing mechanism comprises a bone nail, and limiting grooves are symmetrically formed in the outer portion of the bone nail. Through the arrangement of the fixing mechanism, after the connecting rod is installed, a conical block ejects a steel ball out, and the steel ball is clamped outside a bone, so that the bone nail is not prone to loosening, the connecting rod cannot be loosened, stability is improved, meanwhile, the fixing mechanism is made of magnesium alloy, and after the bone of a patient is healed, the fixing mechanism does not need to be taken out; the bone can be degraded in vivo, and holes formed in the bone are healed in the degradation process, so that the overall strength of the bone cannot be reduced.

A device for rapid reduction and external fixation of a limb fracture comprises a C-shaped splint, a fixed splint, a reduction arc plate, and a limiting component. The limiting component includes a connecting frame and a connecting arc plate. An outer wall of the connecting frame is provided with a fixed pressing plate, and a bottom of the fixed pressing plate is provided with a positioning clamping plate. A plurality of positioning slots are provided in the connecting frame and the connecting shaft. The positioning clamping plate is fixedly sleeved in the positioning slots.

The present invention discloses a patient safety transfer device, which relates to the technical field of medical equipment and comprises a main body mechanism, wherein the main body mechanism comprises a bed board, the bottom surface of the bed board is fixedly connected to a base frame, the bottom surface of the base frame is fixedly connected to four universal wheels, a mattress is arranged above the bed board, the bottom surface of the mattress is in contact with the upper surface of the bed board, the upper surface of the bed board is fixedly connected to two draw-out shells, the interior of each of the bed boards is slidably connected to two draw-out plates, the outer surface of each draw-out plate is slidably connected to the interior of the draw-out shell, and the patient safety transfer device can actively adjust and support the fractured patient according to the fractured limb site and limb needs of the fractured patient by setting an active adjustment unit, thereby effectively increasing the flexibility of the transfer device and reducing the incidence of secondary injury to the fractured upper limb site caused by the patient supporting the fractured limb by himself during the transfer process.

The utility model relates to the technical field of medical instruments, in particular to a limb fracture reduction tensioner which comprises a spreader main body and spreading plates, the spreading plates are symmetrically arranged at the bottom of the spreader main body, a rotating assembly is arranged between the spreader main body and the spreading plates, and the rotating assembly is connected with the spreader main body. The spreader body drives the spreading plate to rotate through the rotating assembly, and a telescopic assembly is arranged at the bottom of the spreading plate. Through the arranged rotating assembly, a rotating rod rotates in a fixing base, a connecting block drives an opening plate to rotate from a longitudinal state to a transverse state, then a connecting rod is pushed by using the restoring force of a spring to drive an inserting rod to rotate into an inserting groove, and therefore the purpose of containing the opening plate is achieved, medical staff can conveniently contain the opening plate, and the medical staff can conveniently use the opening plate. Therefore, medical staff can conveniently carry the dilator main body.