75 results about "Assistive device/technology" patented technology

The utility model belongs to the technical field of treatment auxiliary equipment, and discloses supporting and positioning equipment for patient treatment and a particle treatment system. The movable mechanism is connected with the bearing component so as to movably adjust the bearing component, and the movable mechanism comprises two groups of multidirectional adjusting mechanisms which are symmetrically connected to two end sides of the bearing component respectively; and the counterweight adjusting assembly is arranged on the movable mechanism. The auxiliary positioning device can effectively replace traditional auxiliary positioning equipment which is complex in structure and high in cost, can achieve multi-angle adjustment on the body position or the target area of the body of a patient, can guarantee the adjustment accuracy in the treatment process, has the outstanding advantages of being compact in structure, small in size, low in manufacturing cost, easy and convenient to maintain and the like, and is suitable for popularization and application. And particularly, a rotary rack and a six-dimensional robot can be replaced on the premise of ensuring the treatment precision in particle treatment.

The invention discloses an auxiliary support of mechanical part welding equipment for an ambulance, and relates to the technical field of welding auxiliary equipment. The device comprises a machine case, and a control panel is fixedly connected to the front face of the machine case; and a self-adaptive clamping mechanism is arranged in an inner cavity of the case. Through linkage of horizontal adjustment of the first threaded rod and the threaded sleeve and vertical adjustment of the second threaded rod and the threaded pipe, the positions of the first supporting wheel and the second supporting wheel can be automatically adjusted according to the size of the annular part, it is ensured that the clamping center is aligned with the central axis of the part, the clamping stability is remarkably improved, and the annular part clamping device is suitable for annular parts with different diameters and has high practicability. According to the driving mechanism, cooperative control of a double-shaft motor and a hydraulic telescopic cylinder is adopted, the meshing state of a worm and a worm gear is switched through the hydraulic telescopic cylinder, rapid switching between a position adjusting mode and a rotary driving mode is achieved, synchronous rotary driving of multiple sets of supporting wheels can be completed through a single motor, synchronism of the multiple supporting wheels is guaranteed, and welding deviation is avoided.

The utility model belongs to the technical field of rehabilitation auxiliary equipment, and particularly relates to an orthopedic rehabilitation training device. The thigh sheath and the shank sheath in the orthopedic rehabilitation training device can be worn on the thigh and the shank of a patient respectively, the thigh sheath and the shank sheath are restrained by the orthopedic rehabilitation training device, in the initial state, the shank of the patient bends towards the rear portion of the thigh to form a V shape, in the training process, the patient does not need assistance of other people, and the training efficiency is improved. When in use, a good exercise effect can be achieved only by means of cooperative movement of muscles of the shank and the thigh, overcoming of tension of the elastic part for stretching, driving of the shank to act by means of restoring force of the elastic part after relaxation, recovery to the initial state and repeating of the steps.

This invention discloses a knee joint range of motion trainer combining angle sensing and biofeedback, belonging to the field of rehabilitation assistive device technology. The trainer includes a hinged support frame and a lower leg frame. The support frame consists of a base and a nested thigh frame, with height adjustable via threaded pins and positioning holes. The lower leg frame includes a telescopic frame and a swing frame to accommodate different lower leg lengths. The telescopic frame is equipped with a pedal and a fixing strap for securing the lower leg. The hinge axis features an angle slot, a limiting pin, and a linkage structure of an active rod, a driven rod, and a slider. An angle sensor is installed at the left end of the hinge axis and electrically connected to an embedded calculation and control module. A detachable electric push rod is also provided. This invention allows for flexible switching of training modes, precise monitoring of knee joint range of motion angle and speed, and provides tactile feedback to indicate when the angle has reached the target, adapting to different rehabilitation stages and patient body types.

The utility model relates to the technical field of medical auxiliary equipment, and discloses an adjustable barrier-free handrail device which comprises a sickbed body, handrail assemblies are installed on the left side wall and the right side wall of the sickbed body correspondingly, and each handrail assembly comprises a fixing plate fixedly installed on the side wall of the sickbed body; a plurality of hinge seats are fixedly mounted at the top of the fixing plate at equal intervals, fixing rods are rotationally connected to the hinge seats through rotating shafts, the same top rod is hinged to the tops of the fixing rods, and limiting assemblies used for limiting rotation of the fixing rods are arranged on the two sides of the sickbed body; the limiting assembly comprises a plug pin inserted into the fixing rod, and a first plug hole and a second plug hole matched with the plug pin are formed in the side wall of the sickbed body. According to the armrest assembly, the bolt can be pulled down, then the fixing rod and the ejector rod are rotated, folding or unfolding of the armrest assembly is achieved, and the use convenience of the armrest assembly is improved.

The utility model relates to the technical field of photography auxiliary equipment, in particular to a quick mounting seat, which comprises a shell with a mounting groove, a locking piece, a locking piece, an elastic piece A and a button, when a quick mounting plate is mounted in the mounting groove, the quick mounting plate presses the locking piece downwards to swing and clamp the quick mounting plate, and the quick mounting plate is separated from a locking part up and down; the locking piece is quickly inserted between the locking piece and the inner wall of the shell in an anticlockwise rotating manner under the action of deformation of the elastic piece A, so that the locking piece is promoted to swing to automatically clamp the quick mounting plate, and quick mounting is completed; when unlocking is needed, the button is manually pressed, the locking piece is pushed by the button to rotate clockwise so that the locking piece can be separated from the locking piece, the locking state of the locking piece is released, and then the quick-mounting plate can be directly taken out. In conclusion, the quick-mounting seat can be self-locked when the quick-mounting plate is mounted in the mounting groove; and only the button needs to be pressed during unlocking, so that locking or unlocking is quicker and more convenient, and the use experience feeling is better.

The utility model discloses a supporting cushion for radiodiagnosis, and belongs to the technical field of medical auxiliary equipment. The supporting soft cushion for radiodiagnosis comprises a soft cushion body, a head supporting part and an arm supporting platform, wherein the head supporting part and the arm supporting platform are arranged on the soft cushion body; the head support part is arranged in the middle of one side of the soft cushion body; the arm supporting platform is arranged on the soft cushion body and surrounds the periphery of the head supporting part; the head support part comprises a first protruding part, a second protruding part and a head support space formed by the first protruding part and the second protruding part in a surrounding mode. In the using process, the head of a user is located in the head supporting space, and the arms of the user are put on the arm supporting platform after being placed on the two sides of the head. The lower end of the arm supporting platform is low, the upper end of the arm supporting platform is high, the arm supporting platform plays a supporting role when the two hands of a user lift upwards, meanwhile, the activity space of the shoulders is reserved through the vacant positions at the lower end, the two hands cannot move all around through the arm baffles on the two sides, and the examination effect is guaranteed.

The utility model relates to the technical field of nursing auxiliary equipment, in particular to a nursing inspection moped which comprises a pedal, a driving wheel is rotatably installed at the end of the pedal, a head fixing sleeve is fixedly installed on the upper surface of the other end of the pedal, a steering column is sleeved with the head fixing sleeve, and a moving wheel is rotatably installed at the bottom of the steering column. The power-assisted vehicle is characterized in that a control panel is fixedly connected to the top of the steering column, handles extend backwards from the two sides of the control panel, control parts are arranged on the handles at the two ends of the control panel respectively, and the control parts comprise the brake control part and the speed control part, so that the brake and the speed of the power-assisted vehicle can be controlled through the control parts. By the aid of the handle, a nurse can realize real-time acceleration regulation or brake starting through pressure of the handle, physical exhaustion is greatly reduced, inspection time is shortened, safety is improved, and an efficient, convenient and humanized solution is provided for hospital nursing work.

The utility model discloses a structure facilitating adjustment of a side cabin door of a vehicle during assembly, and belongs to the technical field of vehicle assembly auxiliary equipment. The positioning device comprises a pair of positioning plates connected to a frame, supporting seats are detachably mounted on the opposite end surfaces of the two positioning plates; a supporting shaft is arranged between the two supporting seats; a bent arm is movably mounted on the fulcrum shaft; one supporting rod of the bent arm is mounted on the supporting shaft, the other supporting rod is a telescopic rod, and a connecting seat is arranged on the end side of the telescopic rod; the connecting seat is detachably mounted on the side cabin door; a lug plate is also arranged on the bent arm; an air cylinder is hinged to the lug plate; the other end of the air cylinder is rotatably connected to the frame; the utility model effectively solves the problems that the position is difficult to adjust according to the actual situation when the translation type side cabin door of the frame is installed at present, and the installation difficulty is higher.

The utility model relates to a barbell lifter, which belongs to the technical field of fitness auxiliary equipment and comprises two mounting shells, a positioning sleeve is fixedly mounted at the top of each mounting shell, a nylon protection rope is arranged in each positioning sleeve in a penetrating manner, and a locking mechanism is arranged in each mounting shell. According to the barbell lifting device, the locking mechanism is arranged in the mounting shell, the nylon protection rope penetrates through the position between two locking cams of the locking mechanism, when the barbell lifting device is used, a control pull rope is pulled downwards, the two locking cams are driven to synchronously rotate towards the middle, the nylon protection rope is loosened, and the mounting shell can move up and down on the surface of the nylon protection rope; the control pull rope is loosened, the two locking cams are reset, the nylon protection rope is tightened through the locking teeth, so that the mounting shell is locked on the nylon protection rope, when the user is out of force, the barbell is locked on the nylon protection rope, and the barbell is prevented from falling off to cause safety accidents.

The utility model relates to the technical field of aircraft auxiliary equipment, disclose a portable folding boarding ladder, include: the ladder body includes a plurality of ladder sections and a plurality of joint lock catch, a plurality of ladder sections are linear arrangement, a plurality of joint lock catch are connected between the main beam of two adjacent ladder sections respectively, two suspension hooks are arranged on the main beam of end ladder section respectively, each suspension hook includes the connecting plate of setting ladder section main beam, support plate and connecting hook, support plate is rotatably connected on the connecting plate, support plate is equipped with the locking piece of being connected with the connecting plate, and the connecting hook is set in the end of support plate, the folding boarding ladder can realize the state conversion of " straight ladder " " corner ladder " etc. Quickly, flexible avoidance of the outstanding object such as canard, air intake, antenna, suitable for a variety of models multiple scene rescue requirements. When using, adjust the suspension hook and boarding ladder length in advance, connect the suspension hook with the aircraft, ensure that the lap is stable, the rescuer boards the aircraft, and implements rescue.

A treatment guidance demonstration disc for withdrawal syndrome relates to the technical field of medical auxiliary equipment, and uses a gap turntable and an auricular point disc to select acupoints; a slide rail is arranged outwardly spirally on the upper surface of the slide rail disc with its center as the center, a plurality of sliding blocks are slidably installed on the slide rail disc through the cooperation of the sliding grooves and the slide rails, the upper surfaces of the sliding blocks are drawn with action exploded views, the gear is engaged with the slide rail disc of different layers by lifting the central shaft, the rotation of the tail gear of the central shaft drives the rotation of the slide rail disc, so that the sliding blocks on the slide rail disc are pushed outward along the spirally arranged sliding grooves, and the action exploded view on the sliding block pushed out generates a continuous animation effect by rotating the device again and using the visual staying principle. The present application can conveniently realize the intuitive guidance of selecting acupoints for treatment, and can also provide demonstration guidance functions of dynamic diagram motion such as eight-sectioned exercises.

The invention discloses an ankle exerciser, which relates to the technical field of medical rehabilitation auxiliary instruments and comprises a bottom plate, columns are oppositely arranged at the top of the bottom plate, a mounting plate is arranged on the front sides of the columns close to the top, a fixing column is arranged at the bottom of the mounting plate away from the columns, a fixing gear is arranged at the bottom of the fixing column, and a rotating component sleeves the fixing column; a motor is arranged at the top of the mounting plate, a rotating shaft is arranged at the output end of the motor and penetrates through the top and the bottom of the mounting plate, and a second gear is arranged at the end, away from the motor, of the rotating shaft; the rotating assembly comprises a rotating sleeve, a first gear is arranged on the side face of the rotating sleeve, and the first gear is meshed with the second gear; a connecting column is arranged at the bottom of the supporting plate, a fixed mounting plate is arranged at the bottom of the connecting column, a telescopic column is arranged at the bottom of the fixed mounting plate, and a fixing plate is arranged at the bottom of the telescopic column. The rotating assembly rotates to drive the fixing plate to rotate, so that the tiptoe part of a user is driven to circularly rotate, the ankles are exercised, limb blood circulation is accelerated, and thrombus and complications thereof are prevented.

This utility model relates to the technical field of shooting auxiliary equipment, specifically to a support tripod. The support tripod includes a main rod, at least three legs, and a pivot at one end of each leg; a mounting base includes a shell, an inner liner, and a connecting sleeve, wherein the inner liner is slidably fitted onto the main rod, the shell is fitted onto the inner liner, and the connecting sleeve is disposed at the bottom of the inner liner, and the connecting sleeve and the inner liner form a rotating groove, the rotating groove being configured one-to-one with the pivot. By forming a rotating groove with the connecting sleeve and the inner liner, the installation of the legs is facilitated, and since the shell does not have a rotating groove, the shell has higher strength and processing efficiency.

The utility model relates to the technical field of fitness auxiliary equipment, concretely provides an adjusting support suitable for human posture recognition detection device, including clamping type base, the lower part of Z type support arm is inserted in clamping type base to realize the rotation on the horizontal plane, the hovering support arm is connected with Z type support arm through the adapter column, the hovering support arm is equipped with self -locking type air pressure spring and is used for realizing the hovering support, the motion detection device includes motor connecting piece and display control unit, and the display screen is connected with the hovering support arm through the motor connecting piece, one side of motor connecting piece is equipped with servo motor and is used for driving the display screen to pitch and roll rotation, the utility model discloses simple operation, can manually adjust the horizontal direction and the position of vertical direction of display screen, also can electrically adjust the pitch angle of display screen, realizes the image acquisition and display angle adjustment of different angles of user in the fitness scene.

The utility model relates to the technical field of medical auxiliary equipment, and discloses an abdominal pad with an adjustable structure, which comprises an abdominal pad main body, buffer sponge is filled in the abdominal pad main body, and a plurality of hinge shaft sleeves are arranged on both sides in the abdominal pad main body. An adjustable supporting strip is arranged between the two hinged shaft sleeves located on the same straight line. According to the abdominal pad with the adjustable structure, the hinged shaft sleeves are arranged on the two sides of the interior of the abdominal pad body, the adjustable supporting strip is installed between the two hinged shaft sleeves on the same straight line, the angle adjusting pull rope and the pull ring are connected to the adjustable supporting strip, and when the pull ring is pulled, the angle adjusting pull rope drives the adjustable supporting strip to rotate around the hinged shaft sleeves; and the surface radian of the abdominal pad main body is changed, so that the abdominal pad can be accurately adjusted according to abdominal curves of different users, the fitting degree of the abdominal pad and the abdomen of the user is greatly improved, and more comfortable and personalized supporting experience is provided for the user.

The present application belongs to sofa processing auxiliary equipment technical field, and disclose a kind of multi-angle fixed deviation-preventing tool for sofa soft package covering, including sofa body, and fixed assembly is installed on sofa body, and sofa body includes base, and soft package cushion is detachably connected at the top of base, when the sofa soft package of the present application is installed, first, the limiting groove of soft package back cushion bottom is aligned with the limiting block of mounting seat and is inserted smoothly, during the process, soft package clamping block is slid into preset clamping slot along skeleton positioning seat, the inclined surface of clamping block and the inclined surface of first positioning block in clamping slot contact and generate force, so that first positioning block compression spring and move to movable slot, after clamping block is completely inserted, bayonet and first positioning block are aligned, spring releases elastic potential energy and pushes first positioning block into bayonet, complete the preliminary fixation of soft package and skeleton, while limiting block and limiting groove are closely embedded, anti-skid line increases the friction force of contact surface, realize to prevent soft package deviation in daily use, guarantee the effect of stable and safe use.

The invention provides a getting-on and getting-off auxiliary device for a motor home, and belongs to the technical field of motor home auxiliary equipment. A folding crane is arranged in the storage bin, a supporting plate is arranged at the movable end of the folding crane, and two groups of hoisting mechanisms are arranged on the supporting plate; lifting tables are mounted at the tail ends of steel wire ropes of the two groups of hoisting mechanisms; guardrails are arranged on the two sides of the lifting table, and the two guardrails can rotate between a folding posture parallel to the top of the lifting table and an unfolding posture perpendicular to the surface of the lifting table; wherein a sliding rail is arranged on one group of guardrails and the lifting platform, the sliding rail is L-shaped, a bearing plate slides on the sliding rail, the bearing plate can slide between an extending position perpendicular to the inner side of the lifting platform and a retracting position horizontal to the inner side of the lifting platform along the sliding rail, and a hook for hanging a wheelchair is arranged on the bearing plate; the problem that a traditional lifting platform occupies the space of the side portion and the tail portion of the touring car is solved.

The utility model relates to the technical field of human engineering auxiliary equipment, in particular to a waist supporting device which comprises a flexible main body and a supporting unit, the supporting unit comprises a connecting cushion and at least two inflation and deflation air bags, the connecting cushion is connected with the flexible main body, each inflation and deflation air bag comprises an air bag part and a connecting part, and the connecting parts are arranged above the air bag parts; the connecting part is connected with the connecting pad; and the air bag parts of the inflating and deflating air bags are partially overlapped in the vertical direction.

This invention relates to the field of medical assistive device technology, and more particularly to a dynamic and static balance assessment and training system. The system includes a base with a training seat movably mounted inside. A single-leg progressive training mechanism is positioned above the base. The single-leg progressive training mechanism comprises two housings and two pedals. The two pedals are located on opposite sides of the training seat. Both housings are fixedly connected to the upper surface of the base, with each housing corresponding to one pedal. The housings and pedals are connected via a transmission assembly, and a linkage assembly is provided between the two housings. By incorporating the single-leg progressive training mechanism, the dynamic movement of the pedals during single-leg training can be achieved, meeting the full rehabilitation cycle needs of patients from basic bipedal training to advanced single-leg training. Simultaneously, it can accurately assess the patient's dynamic and static balance ability in a single-leg state, improving the targeting and effectiveness of rehabilitation training.

This utility model relates to the field of walking assistance equipment technology, specifically disclosing a walking aid, which includes a wheelchair walking aid body. A box-shaped seat cushion is fixed on the seat of the wheelchair walking aid body, and a cover plate is fixed on the box-shaped seat cushion. A sponge pad is placed on the cover plate, and multiple grooves are formed inside the cover plate. Multiple first cylinders and multiple second cylinders are fixed to the inner wall of the bottom of the box-shaped seat cushion. The multiple first cylinders are respectively located directly below the corresponding grooves, and an air duct is fixed and connected to the bottom of the first cylinder. A pressing head penetrates through the groove and massages the user's buttocks area where they have been sitting for a long time, which can promote blood circulation and reduce bedsores. When the pressing head is not needed for massage, the connecting plate moves up, causing the mounting plate and protrusion to move up. The protrusion can block the groove, so that the cover plate is in a flat state, improving the user's comfort when sitting on the wheelchair walking aid body.

The invention belongs to the technical field of rehabilitation medical auxiliary equipment, and particularly relates to an autonomous walking type paraplegia walking aid. The autonomous walking type paraplegia walking aid comprises a supporting assembly, a lifting assembly and a walking aid assembly. The supporting assembly comprises a bottom frame, a supporting frame, an adjusting frame and a first driving piece, the adjusting frame is in sliding fit with the supporting frame, the first driving piece is matched, the lifting assembly has the lifting motion capacity in space, and the paraplegia patient can be helped to be safely transferred from the wheelchair to the walking aid in a labor-saving mode. In the transferring process, the armpit lifting mode of the supporting rods is adopted, stress is reasonable, and the comfort degree is high. A user can walk autonomously through the walking assisting assembly, extra energy is not needed, economical efficiency is better, application and popularization are easy, and convenience is provided for life of paraplegia patients.

The utility model discloses an elevator shaft self-overturning type operation platform relates to building construction auxiliary equipment technical field, solves the platform installation stability of prior art is insufficient, sets up the hidden danger of safety is bigger, and the installation and the inconvenient problem of use in the field. The utility model discloses two parallel corresponding setting right triangle frame, two right triangle frame are connected through connecting rod between, be provided with the limit rod on the right triangle frame, and the lower end of right triangle frame is all hinged with support rod, and support rod cooperates with limit rod, and limit rod can limit the rotation angle of support rod, be provided with telescopic push rod for and elevator shaft inner wall cooperation on the right triangle frame. Through the support rod lap joint on the floor, form the stable support base to whole operation platform, through telescopic push rod and elevator well wall cooperation, provide powerful lateral support force, ensure that platform and well wall closely adhere to, effectively prevent the shaking and displacement, provide stable work environment for construction personnel.

The utility model relates to the technical field of rehabilitation auxiliary instruments, and discloses an auxiliary device for a getting-up device, which comprises a backrest frame, the inner side of the backrest frame is slidably connected with a sliding frame extending to the outside of the backrest frame, the top of the sliding frame is provided with a clamping groove, and a magnetic piece is fixedly arranged in the clamping groove. A clamping groove is formed in the sliding frame, a rotating frame extending out of the clamping groove is rotationally connected into the clamping groove, a semicircular groove is formed in the outer portion of the rotating frame, the limiting assembly limits the rotating frame through the semicircular groove, a supporting hook is fixedly installed on the outer portion of the rotating frame, and the limiting assembly for limiting the rotating frame is fixedly installed on the outer side of the sliding frame. The limiting assembly comprises a first sliding sleeve fixed to the outer portion of the sliding frame, and a spring is fixedly installed on the inner wall of the sliding sleeve. The auxiliary device for the getting-up device has the advantages that the trunk position of the human body can be relatively fixed through the armpits, and therefore the human body is prevented from sliding down in the getting-up process.

The invention discloses an automatic driving trolley for middle and long distance running training and a control method, and relates to the technical field of physical training auxiliary equipment, the automatic driving trolley comprises a trolley hardware platform and a sensing positioning module arranged on the trolley hardware platform; the decision control module is arranged on the trolley hardware platform; the man-machine interaction module is electrically connected with the trolley hardware platform; the power supply module is arranged on the trolley hardware platform and is used for supplying power; through the accurate automatic driving technology, constant or programmable speed matching guidance is provided for athletes, the psychological burden of the athletes for calculating the speed matching is relieved, the competition scene is simulated, the training quality and efficiency are effectively improved, and finally the athletes are helped to more efficiently improve the athletic performance and obtain better scores in the competition; physical fluctuation of a human speed matching person is overcome, a preset speed matching strategy can be executed with extremely high precision, and it is ensured that a training plan is strictly and stably executed.

The invention discloses an ankle pump movement auxiliary training monitor and a using method thereof, and relates to the technical field of medical auxiliary instruments. The device comprises a foot accommodating cavity, a supporting soft cushion, an image acquisition assembly, an image processor, a counter and a controller, wherein the supporting soft cushion is mounted on the inner bottom wall of the foot accommodating cavity; the image acquisition assembly comprises a first image acquisition device and a second image acquisition device, the first image acquisition device is used for acquiring foot image signals during foot stretching and bending movement, and the second image acquisition device is used for acquiring foot image signals during foot surrounding movement. The supporting soft cushion supports the ankle portion to enable the foot to be suspended, contact with the foot is avoided, and friction is reduced. The first image collector is used for collecting the foot position in the foot stretching and bending movement process, the stretching and bending angle can be judged, the second image collector is used for collecting the foot position in the foot surrounding movement process, and therefore the surrounding movement angle is judged, the patient can be helped to standardize the foot movement condition, the training purpose is achieved, and effective movement is achieved.

The utility model provides a restraint wrist strap, relates to the technical field of medical auxiliary equipment, and solves the technical problem that the image of a patient is affected due to the fact that the restraint wrist strap is exposed in front of the body in the prior art. The restraint wrist strap comprises two wrist strap parts and a connecting part, the two wrist strap parts are arranged at the two ends of the connecting part respectively, the connecting part is connected with the rear ends of the wrist strap parts, the front ends of the wrist strap parts face the front of the human body and are provided with decorative faces, the length range of the connecting part is 50-100 cm, and the connecting part is connected with the connecting part. The connecting part is used for being attached to the back waist of the human body. The long connecting part is used for being connected with the wrist strap part and is close to the back waist of the human body when being used, the restraint wrist strap worn by a patient can not be easily seen from the front of the human body, and therefore the image and self-esteem of the patient are protected.

The invention relates to a magnetic resonance multi-angle scanning auxiliary positioning device, belongs to the technical field of magnetic resonance examination auxiliary equipment, and solves one of the problems that in the prior art, left and right ankles are not universally turned inwards and outwards, the inwards and outwards turning angles are not accurate, the angle adjusting process is prone to being blocked, the operation process is tedious, or the adaptability is poor. The magnetic resonance multi-angle scanning auxiliary positioning device comprises a foot supporting part, a leg supporting part and an angle adjusting mechanism. The leg supporting part is a basic bearing part and is used for supporting legs of a patient; the angle adjusting mechanism is connected with the bottom of the leg supporting part, the foot supporting part is movably connected with the angle adjusting mechanism, and the angle adjusting mechanism is used for adjusting the angle of varus and valgus of the ankle. According to the device, inward and outward turning adaptation of the left and right ankles is achieved, the inward and outward turning angle is accurate, fixation is firm, the angle adjusting process is stable, the operation process is simple and convenient, and adaptability is good.