CN113171263A

CN113171263A - Orthopedics is clinical with adjustable limbs positioning mechanism

Info

Publication number: CN113171263A
Application number: CN202110503610.3A
Authority: CN
Inventors: 李秀玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2021-07-27

Abstract

The invention relates to the technical field of limb positioning, in particular to an adjustable limb positioning mechanism for orthopedics clinic. It includes the limbs positioner of seat and seat below, and limbs positioner includes at least: the utility model discloses a position of convenient regulation limbs location, conveniently carry out spacing fixed to the shank, and can carry out centre gripping fumigation to the shank, improve recovery efficiency, the backup pad, the conveying groove of two symmetries is seted up at the backup pad top, conveying inslot portion rotates and is provided with the conveying lead screw, adjust stop device, it is provided with two of symmetry to adjust stop device, it includes the elevating platform to adjust stop device, the elevating platform bottom is provided with the conveying board, two conveying board surfaces are connected with two conveying lead screw outer wall screw-thread fit respectively, the elevating platform top is provided with places the case, place the roof portion and set up the adjustment tank of two symmetries, two adjustment inslot portions slide respectively and are provided with the regulating plate of two symmetries, regulating plate top fixedly connected with centre gripping arc board, the position of convenient regulation limbs location of the invention, conveniently carry out spacing fixed to the shank, and can carry out centre gripping fumigation, improve recovery efficiency.

Description

Orthopedics is clinical with adjustable limbs positioning mechanism

Technical Field

The invention relates to the technical field of limb positioning, in particular to an adjustable limb positioning mechanism for orthopedics clinic.

Background

Orthopedics is one of the most common departments of various hospitals, mainly studies the anatomy, physiology and pathology of a skeletal muscle system, maintains and develops the normal form and function of the system by using medicines, operations and physical methods, and in clinical orthopedics, a limb positioning mechanism is needed to position and fix the legs of a patient, so that the subsequent orthopedic examination is convenient, but at present, when the legs of the patient are positioned, the legs of the patient are lifted or supported, so that the accurate limit and fixation cannot be realized, the legs of the patient shake, the examination effect of an instrument is influenced, and the current positioning mechanism cannot adjust the limb positioning position according to the length and the examination position of the legs of different patients, so that the same position is fixed, the covered position is inconvenient for subsequent examination, and the comfort of the patient during the orthopedic examination is poor, and the subsequent recovery of the orthopedic patient is not facilitated, we propose an adjustable limb positioning mechanism for orthopedics clinic.

Disclosure of Invention

The invention aims to provide an adjustable limb positioning mechanism for orthopedic clinical use, so as to solve the problems in the background technology.

In order to achieve the above purpose, the invention provides an adjustable limb positioning mechanism for orthopedic clinical use, comprising a seat plate and a limb positioning device below the seat plate, wherein the bottom of the seat plate near four corners is provided with support legs, and the limb positioning device at least comprises:

the end parts of the supporting legs are fixed right above the end parts of the supporting plates, two symmetrical conveying grooves are formed in the top of the supporting plates, conveying screw rods are rotatably arranged in the conveying grooves, the end parts of the two conveying screw rods are rotatably extended out of the conveying grooves, gear discs are fixedly connected with the conveying grooves, the two gear discs are driven to rotate simultaneously through a transmission mechanism, and the end part of one gear disc is connected with an output shaft of a conveying motor;

adjust stop device, adjust stop device and be provided with two of symmetry, adjust stop device and include the elevating platform, the elevating platform bottom is provided with the conveying board, two conveying board surface respectively with two conveying lead screw outer wall screw-thread fit connects, the elevating platform top is provided with places the case, place the adjustment tank that two symmetries were seted up at the roof portion, two the inside regulating plate that slides respectively of adjustment tank is provided with two symmetries, regulating plate top fixedly connected with centre gripping arc board.

When the limb positioning device is used specifically, a patient can sit on the top of the seat plate, the output shaft of the conveying motor drives one of the gear plates to rotate, so that the two gear plates are driven to rotate simultaneously, the two conveying screw rods are driven to rotate simultaneously in the conveying grooves, the surfaces of the conveying plates slide along the outer wall threads of the conveying screw rods, the lifting table is driven to slide left and right on the top of the supporting plate, the legs are supported between the two clamping arc plates on the top of the placing box, then the clamping arc plates are driven to be close to the legs of the patient through the sliding of the adjusting grooves in the adjusting grooves, the two clamping arc plates are enabled to be gathered inwards to clamp the legs of the patient, and the legs of the patient are limited and fixed.

When not using, rotate through two conveying lead screws, make and place the case and slide at the backup pad top along with the conveying board, will adjust stop device and slide into the seat top and save occupation space.

As a further improvement of the technical scheme, a linkage gear is rotatably arranged at the center of the inner layer of the placing box, the top of the linkage gear is communicated with an output shaft of an adjusting motor, the outer wall of the adjusting motor is fixed on the inner layer of the placing box, two symmetrical racks are meshed and connected with the outer wall of the linkage gear, and the end parts of the two racks are respectively and fixedly connected with the surfaces of the two adjusting plates.

As a further improvement of this technical scheme, place incasement portion and inlay and be equipped with fumigation case, fumigation case outer wall intercommunication has the conveying pipe of two symmetries, conveying pipe tip intercommunication inside the regulating plate, a plurality of through-holes have been seted up to centre gripping arc inboard surface equidistant, the through-hole inside with the inside intercommunication of regulating plate.

As the further improvement of this technical scheme, the conveying pipe is "spiral" form, the conveying pipe tip inlays and is equipped with the induced-draft fan, with the power-on of induced-draft fan, makes its work, drives the fan rotation by the inside motor of induced-draft fan, makes the inside steam of stifling incasement can follow conveying pipe internal flow, guarantees structural integrity.

As a further improvement of the technical scheme, fumigation case outer wall opening part articulates there is the hinged door, fumigation incasement portion rotates and is provided with the bull stick, the bull stick tip rotates and stretches out fumigation incasement internal connection has disturbance motor output shaft, the bull stick outer wall is equidistant to be equipped with a plurality of disturbance poles.

As a further improvement of the technical scheme, the inner surface of the clamping arc plate is provided with an air bag cushion, the surface of the air bag cushion is provided with a plurality of air holes at equal intervals, and the air holes are respectively in one-to-one correspondence with the through holes.

As a further improvement of the technical scheme, the outer wall of the airbag cushion is communicated with an inflation tube, and a sealing cover is sleeved at the end part of the inflation tube.

As a further improvement of the technical scheme, the lifting platform comprises a connecting block, a movable block is arranged in the connecting block in a sliding mode, and the end part of the movable block slides out of the connecting block and is fixedly connected with the inside of the connecting block to place the bottom of the box.

As a further improvement of the technical scheme, the bottom of the inner cavity of the connecting block is provided with an electric push rod, the end part of a piston rod of the electric push rod is fixedly connected with a push plate, the top part of the push plate is fixedly connected with a buffer spring, and the end part of the buffer spring is fixedly connected with the end part of the movable block.

As a further improvement of the technical scheme, the end part of the seat plate is hinged with a backup plate, two symmetrical rotating forks are arranged on the outer surface of the backup plate, a rotating block is arranged in each rotating fork in a rotating mode, and the end part of each rotating block is fixedly connected with a telescopic rod.

Compared with the prior art, the invention has the beneficial effects that:

1. among this clinical adjustable limbs positioning mechanism of using of orthopedics, can sit at the seat top through the patient, the messenger places the case and slides the position of adjusting shank location in backup pad top, then support the shank between two centre gripping arc boards of placing the roof portion, then slide in the adjustment tank inside through the adjustment tank and drive the centre gripping arc board and be close to patient's shank, make two centre gripping arc boards inwards gather together centre gripping patient's shank, carry out spacing fixed to patient's shank, make things convenient for follow-up inspection shank bone, avoid the patient to rock at will and influence the inspection result.

2. This clinical adjustable limbs positioning mechanism of using of orthopedics, through to the inside medicinal material that promotes blood circulation and remove blood stasis of filling of fumigation incasement, generate heat by the electric heat network circular telegram of fumigation incasement inlayer, make the property of a medicine of medicinal material scurry along with hot gas flow, inside steam carries the regulating plate from two conveyer pipes insidely, then by a plurality of through-hole tip flows, can make hot-air blow at patient's shank, promote blood circulation, be favorable to the shank to resume.

3. In this clinical adjustable limbs positioning mechanism of using of orthopedics, through driving the bull stick by disturbance motor output shaft and rotating inside stifling incasement portion, then drive the inside medicinal material of disturbance pole stirring stifling incasement portion, can improve the stifling effect of medicinal material, make the property of a medicine that steam carried more even, improve the recovered efficiency of patient's shank.

4. Among this clinical adjustable limbs positioning mechanism of using of orthopedics, through the gasbag pad after inflation, improve the elasticity of gasbag pad, make gasbag pad along with centre gripping arc board laminating patient's shank skin, avoid the rigidity of centre gripping to strike the injury of patient's shank, a plurality of bleeder vents can reduce the area of contact of gasbag pad surface and skin simultaneously, avoid the gasbag pad to cover skin completely airtight.

5. Among this clinical adjustable limbs positioning mechanism of using of orthopedics, through by electric putter piston rod up-and-down motion, drive the movable block up-and-down motion to adjust the height of placing the case, the height of the position control shank location according to orthopedic examination is convenient, and the practicality is stronger, through setting up buffer spring, can drive the movable block lower extreme when connecting block inside slides, buffer spring compression slides under the effect of buffer spring elasticity, and the injury of the impact of jolting of going up and down to the shank makes the patient more comfortable.

6. Among this clinical adjustable limbs positioning mechanism of using of orthopedics, through rotating the backup plate to on the coplanar with the seat, then make and change the piece and rotate in the rotation fork is inside, drive the telescopic link and rotate to perpendicular with the backup plate, then tensile telescopic link makes the telescopic link tip support subaerial, makes the patient can lie and carry out the orthopedics inspection at the seat top, and the practicality is stronger.

Drawings

FIG. 1 is a first schematic view of the overall structure of embodiment 1;

FIG. 2 is a second drawing showing the overall structure of embodiment 1;

FIG. 3 is a schematic structural view of a limb positioning device in accordance with embodiment 1;

FIG. 4 is a schematic structural view of a support plate according to embodiment 1;

FIG. 5 is a schematic structural view of an adjustment limiting device in embodiment 1;

FIG. 6 is an exploded plan view of the structure of the storage box of example 1;

fig. 7 is a schematic assembly view of the structure of the holding arc plate and the fumigation box of the embodiment 2;

FIG. 8 is an exploded view of the clamping arc plate of embodiment 2;

FIG. 9 is an exploded view of the fumigation chamber of embodiment 2;

FIG. 10 is a schematic view of the structure of an airbag cushion of embodiment 3;

FIG. 11 is a cutting view of the structure of the elevating platform of example 4;

fig. 12 is a schematic structural view of the seat plate of embodiment 5.

The various reference numbers in the figures mean:

100. a seat plate; 110. supporting legs; 120. a backup plate; 121. a rotating fork; 122. rotating the block; 123. a telescopic rod;

200. a limb positioning device;

210. a support plate; 211. a transfer slot; 212. a conveying screw rod; 213. a gear plate; 214. a transfer motor;

220. adjusting a limiting device; 221. a lifting platform; 2211. connecting blocks; 2212. a movable block; 2213. an electric push rod; 2214. pushing the plate; 2215. a buffer spring; 222. placing a box; 2221. an adjustment groove; 2222. a linkage gear; 2223. adjusting the motor; 2224. a rack; 223. an adjusting plate; 2230. clamping the arc plate; 2231. a through hole; 2232. a transfer tube; 2233. an airbag cushion; 2234. air holes are formed; 2235. an inflation tube; 2236. a sealing cover; 224. fumigating boxes; 2240. a hinged door; 2241. a rotating rod; 2242. a disturbance rod; 2243. a disturbance motor; 225. a transfer plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-6, the present embodiment provides an adjustable limb positioning mechanism for orthopedic clinical use, including a seat 100 and a limb positioning device 200 below the seat 100, wherein the bottom of the seat 100 is provided with support legs 110 near four corners, and the limb positioning device 200 at least includes:

the supporting plate 210, the end of the supporting leg 110 is fixed right above the end of the supporting plate 210, two symmetrical transmission slots 211 are opened on the top of the supporting plate 210, a transmission screw 212 is rotatably disposed in the transmission slot 211, the ends of the two transmission screws 212 are both rotatably extended out of the transmission slot 211 and fixedly connected with gear discs 213, the two gear discs 213 are driven to rotate simultaneously through a transmission mechanism, the transmission mechanism can select a chain, a belt or a meshing gear, preferably a chain, so that the chain is meshed with the outer walls of the two gear discs 213, when one gear disc 213 rotates, the other gear disc 213 is driven to rotate through the chain, so as to drive the transmission screw 212 to rotate more stably in the transmission slot 211, the end of one gear disc 213 is connected with an output shaft of a transmission motor 214, the transmission motor 214 is powered on to work, and the output shaft of the transmission motor 214 drives one gear disc 213 to rotate, thereby driving the two gear discs 213 to rotate simultaneously, and improving the automation degree;

the adjusting and limiting device 220 is provided with two symmetrical adjusting and limiting devices 220, each adjusting and limiting device 220 comprises a lifting table 221, a conveying plate 225 is arranged at the bottom of the lifting table 221, the surfaces of the two conveying plates 225 are respectively in threaded fit connection with the outer walls of the two conveying screw rods 212, when the conveying screw rods 212 rotate inside the conveying grooves 211, the surfaces of the conveying plates 225 slide along the outer walls of the conveying screw rods 212, so that the lifting table 221 is driven to slide left and right on the top of the supporting plate 210, a placing box 222 is arranged at the top of the lifting table 221, two symmetrical adjusting grooves 2221 are formed at the top of the placing box 222, two symmetrical adjusting plates 223 are respectively arranged inside the two adjusting grooves 2221 in a sliding mode, clamping arc plates 2230 are fixedly connected to the tops of the adjusting plates 223, a patient can sit on the top of the sitting plate 100, the leg is supported between the two clamping arc plates 2230 at the top of the placing box 222, and then the clamping arc plates 2230 are driven to be close to the leg of the patient by sliding inside the adjusting grooves 2221, make two centre gripping arc 2230 inwards gather together centre gripping patient's shank, carry out spacing fixed to patient's shank, make things convenient for follow-up inspection shank bone, avoid the patient to rock at will and influence the inspection result.

When the limb positioning device 200 is used specifically, a patient can sit on the top of the seat 100, the output shaft of the transmission motor 214 drives one of the gear discs 213 to rotate, so as to drive the two gear discs 213 to rotate simultaneously, drive the two transmission screw rods 212 to rotate simultaneously inside the transmission groove 211, and enable the surface of the transmission plate 225 to slide along the outer wall threads of the transmission screw rods 212, so as to drive the lifting table 221 to slide left and right on the top of the support plate 210, support the leg between the two clamping arc plates 2230 on the top of the placing box 222, and then slide inside the adjusting groove 2221 through the adjusting groove 2221 to drive the clamping arc plates 2230 to be close to the leg of the patient, so that the two clamping arc plates 2230 are gathered together to clamp the leg of the patient, and limit and fix the leg of the patient.

When the seat is not used, the two conveying screw rods 212 rotate, the placing box 222 slides on the top of the supporting plate 210 along with the conveying plate 225, the adjusting and limiting device 220 slides into the top of the seat 100 to be stored, and therefore occupied space is saved.

In this embodiment, a linkage gear 2222 is rotatably disposed at the center of the inner layer of the placing box 222, the top of the linkage gear 2222 is communicated with the output shaft of the adjusting motor 2223, the outer wall of the adjusting motor 2223 is fixed at the inner layer of the placing box 222, the outer wall of the linkage gear 2222 is engaged and connected with two symmetrical racks 2224, the end portions of the two racks 2224 are respectively and fixedly connected with the surfaces of the two adjusting plates 223, the adjusting motor 2223 is powered on to work, the output shaft of the adjusting motor 2223 drives the linkage gear 2222 to rotate, so that the outer walls of the two racks 2224 slide along the outer wall of the linkage gear 2222 in an engaged manner, the two adjusting plates 223 are driven to gather inwards or diffuse outwards, the clamping arc plate 2230 is conveniently driven to clamp or loosen the legs of the patient, and the operation is convenient.

Example 2

In order to blow hot air carrying drug effect on the legs of the patient, promote blood circulation and improve the recovery efficiency of the legs, this embodiment is different from embodiment 1 in that please refer to fig. 7-9, in which:

place case 222 inside and inlay and be equipped with fumigation case 224, fumigation case 224 outer wall intercommunication has the conveying pipe 2232 of two symmetries, conveying pipe 2232 tip intercommunication regulating plate 223 is inside, a plurality of through-holes 2231 have been seted up to centre gripping arc 2230 internal surface equidistant, inside and the regulating plate 223 inside intercommunication of through-hole 2231, can be to the inside medicinal material that promotes blood circulation and remove blood stasis of filling of fumigation case 224, the electric heat net circular telegram by fumigation case 224 inlayer generates heat, make the property of a medicine scurry along with the steam, steam is inside from two inside transport regulating plate 223 of conveying pipe 2232, then flow out by a plurality of through-hole 2231 tip, can make hot-blast at patient's shank, promote blood circulation, be favorable to the shank to resume.

Specifically, in order to make the inside steam of fumigation box 224 can follow conveying pipe 2232 inside and flow, conveying pipe 2232 is "spiral" form, can be when regulating plate 223 slides from side to side, make conveying pipe 2232 compression or tensile more relaxed, avoid conveying pipe 2232 tip along with regulating plate 223 tip motion damage, conveying pipe 2232 tip inlays and is equipped with the induced fan, connect the induced fan power supply, make its work, drive the fan by the inside motor of induced fan and rotate, make the inside steam of fumigation box 224 can follow conveying pipe 2232 inside and flow, guarantee structural integrity.

Be worth explaining, in order to improve the stifled effect of medicinal material, make the property of a medicine that steam carried more even, fumigation case 224 outer wall opening part articulates there is hinged door 2240, hinged door 2240 can be opened, conveniently to the inside medicinal material that puts in of fumigation case 224, it can avoid fumigation case 224 inside steam to distribute to close hinged door 2240, fumigation case 224 is inside to rotate and is provided with bull stick 2241, bull stick 2241 tip rotates and stretches out fumigation case 224 internal connection and has disturbance motor 2243 output shaft, bull stick 2241 outer wall is equidistant to be equipped with a plurality of disturbance pole 2242, with disturbance motor 2243 switch-on, make its work, it rotates inside fumigation case 224 to drive bull stick 2241 by disturbance motor 2243 output shaft, then drive the inside medicinal material of disturbance pole 2242 stirring fumigation case 224, can improve the stifled effect of medicinal material, make the property of a medicine that steam carried more even, improve the rehabilitation efficiency of patient's shank.

Example 3

In order to make the airbag 2233 follow the clamping arc plate 2230 to fit the skin of the leg of the patient and avoid the rigid impact of the clamping from damaging the leg of the patient, the present embodiment is different from embodiment 1, please refer to fig. 10, in which:

the internal surface of centre gripping arc 2230 is provided with gasbag pad 2233, a plurality of bleeder vents 2234 have been seted up to gasbag pad 2233 surface equidistant, a plurality of bleeder vents 2234 respectively with a plurality of through-holes 2231 one-to-one, the steam of carrying the property of a drug can be discharged from a plurality of through-holes 2231, then through the inside stifling patient's shank of a plurality of bleeder vents 2234, make gasbag pad 2233 do not influence the stifling of steam, inflate the back through gasbag pad 2233, improve gasbag pad 2233's elasticity, make gasbag pad 2233 laminate patient's shank skin along with centre gripping arc 2230, avoid the injury of the rigidity impact of centre gripping to patient's shank, a plurality of bleeder vents 2234 can reduce the area of contact of gasbag pad 2233 surface and skin simultaneously, avoid gasbag pad 2233 to cover skin completely not ventilative.

Wherein, in order to supplement the gas to the inside of the airbag cushion 2233 at any time and to improve the service life of the airbag cushion 2233, the outer wall of the airbag cushion 2233 is communicated with the gas filling tube 2235, the end portion of the gas filling tube 2235 is sleeved with the sealing cover 2236, when the gas inside the airbag cushion 2233 is insufficient, the sealing cover 2236 can be pulled out, the gas inside the airbag cushion 2233 is inflated through the gas filling tube 2235, so that the gas inside the airbag cushion 2233 is ensured to be sufficient, and then the sealing cover 2236 is covered, thereby avoiding gas leakage, and being beneficial to improving the service life of the airbag cushion 2233.

Example 4

In order to adjust the height of the placing box 222, the height of the leg positioning is conveniently adjusted according to the position of the orthopedic examination, and the practicability is stronger, the embodiment is different from the embodiment 1, please refer to fig. 11, wherein:

the lifting platform 221 comprises a connecting block 2211, a movable block 2212 is arranged inside the connecting block 2211 in a sliding mode, and the end portion of the movable block 2212 slides out of the bottom of the placing box 222 fixedly connected inside the connecting block 2211.

Specifically, connecting block 2211 inner chamber bottom is provided with electric putter 2213, electric putter 2213's piston rod end fixedly connected with push pedal 2214, push pedal 2214 top fixedly connected with buffer spring 2215, buffer spring 2215 end fixedly connected with movable block 2212 tip, with electric putter 2213 switch on, make its work, by electric putter 2213 piston rod up-and-down motion, drive movable block 2212 up-and-down motion, thereby adjust the height of placing case 222, the height of shank location is adjusted according to the position of orthopedics inspection to the convenience, the practicality is stronger, through setting up buffer spring 2215, can drive when movable block 2212 lower extreme slides inside connecting block 2211, buffer spring 2215 compresses, slide under the effect of buffer spring 2215 elasticity, the injury of the jolt impact of lift to the shank, make the patient more comfortable.

Example 5

In order to adjust the angle of the patient leaning on the backrest plate 120 and switch the lying posture of the patient, so as to make the orthopedic examination of the patient more comfortable, the difference between the embodiment and the embodiment 1 is shown in fig. 12, in which:

the end of the seat plate 100 is hinged with a backup plate 120, the backup plate 120 is rotated, the angle between the backup plate 120 and the seat plate 100 can be adjusted, the angle adjustment according to the dependence of a patient is convenient, the patient is more comfortable, the outer surface of the backup plate 120 is provided with two symmetrical rotating forks 121, the rotating forks 121 are internally rotated to be provided with rotating blocks 122, the rotating blocks 122 are fixedly connected with telescopic rods 123 at the ends of the rotating blocks 122, the backup plate 120 can be rotated to be on the same plane with the seat plate 100, then the rotating blocks 122 are rotated inside the rotating forks 121, the telescopic rods 123 are driven to be rotated to be perpendicular to the backup plate 120, then the telescopic rods 123 are stretched, the ends of the telescopic rods 123 are supported on the ground, the patient can lie at the top of the seat plate 100 for orthopedic examination, and the practicability is stronger.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an orthopedics is clinical with adjustable limbs positioning mechanism, includes seat (100) and limbs positioner (200) of seat (100) below, its characterized in that: the seat (100) bottom is close to four corners department and all is provided with supporting leg (110), limbs positioner (200) include at least:

the end part of the supporting leg (110) is fixed right above the end part of the supporting leg (210), two symmetrical conveying grooves (211) are formed in the top of the supporting leg (210), conveying screw rods (212) are rotatably arranged in the conveying grooves (211), the end parts of the two conveying screw rods (212) are rotatably extended out of the conveying grooves (211), gear discs (213) are fixedly connected to the inner parts of the conveying grooves (211), the two gear discs (213) are driven to rotate simultaneously through a transmission mechanism, and one end part of one gear disc (213) is connected with an output shaft of a conveying motor (214);

adjust stop device (220), adjust stop device (220) and be provided with two of symmetry, adjust stop device (220) and include elevating platform (221), elevating platform (221) bottom is provided with conveying board (225), two conveying board (225) surface respectively with two conveying lead screw (212) outer wall screw-thread fit connects, elevating platform (221) top is provided with places case (222), place case (222) top and set up adjustment tank (2221) of two symmetries, two adjustment tank (2221) inside slides respectively and is provided with adjusting plate (223) of two symmetries, adjusting plate (223) top fixedly connected with centre gripping arc board (2230).

2. The adjustable limb positioning mechanism for orthopedics clinic of claim 1, is characterized in that: it is provided with linkage gear (2222) to place case (222) inlayer center department rotation, linkage gear (2222) top intercommunication has adjusting motor (2223) output shaft, adjusting motor (2223) outer wall is fixed place case (222) inlayer, linkage gear (2222) outer wall meshing is connected with two symmetrical rack (2224), two rack (2224) tip respectively fixed connection two regulating plate (223) surface.

3. The adjustable limb positioning mechanism for orthopedics clinic of claim 1, is characterized in that: it has fumigation case (224) to place inside the inlaying of case (222), fumigation case (224) outer wall intercommunication has two symmetrical conveying pipe (2232), conveying pipe (2232) tip intercommunication inside regulating plate (223), a plurality of through-holes (2231) have been seted up to centre gripping arc board (2230) internal surface equidistant, through-hole (2231) inside with regulating plate (223) inside intercommunication.

4. The adjustable limb positioning mechanism for orthopedics clinical use according to claim 3, characterized in that: conveying pipe (2232) are "spiral" form, conveying pipe (2232) tip inlays and is equipped with induced air fan, with induced air fan switch-on power, makes its work, drives the fan by the inside motor of induced air fan and rotates, makes the inside steam of fumigation case (224) can follow conveying pipe (2232) inside flow, guarantees structural integrity.

5. The adjustable limb positioning mechanism for orthopedics clinical use according to claim 4, characterized in that: fumigate case (224) outer wall opening part articulates there is hinged door (2240), fumigate case (224) inside is rotated and is provided with bull stick (2241), bull stick (2241) tip is rotated and is stretched out fumigate case (224) internal connection has disturbing motor (2243) output shaft, bull stick (2241) outer wall equidistant is equipped with a plurality of disturbing arms (2242).

6. The adjustable limb positioning mechanism for orthopedics clinical use according to claim 5, characterized in that: the clamp arc plate (2230) internal surface is provided with gasbag pad (2233), a plurality of bleeder vent (2234) have been seted up to gasbag pad (2233) surface equidistant a plurality of bleeder vent (2234) are respectively with a plurality of through-hole (2231) one-to-one.

7. The adjustable limb positioning mechanism for orthopedics clinical use according to claim 6, characterized in that: the outer wall of the airbag cushion (2233) is communicated with an inflation tube (2235), and the end part of the inflation tube (2235) is sleeved with a sealing cover (2236).

8. The adjustable limb positioning mechanism for orthopedics clinic of claim 1, is characterized in that: the lifting platform (221) comprises a connecting block (2211), a movable block (2212) is arranged in the connecting block (2211) in a sliding mode, and the end portion of the movable block (2212) slides out of the connecting block (2211) and is fixedly connected with the bottom of the placing box (222).

9. The adjustable limb positioning mechanism for orthopedics clinic of claim 8, is characterized in that: the bottom of the inner cavity of the connecting block (2211) is provided with an electric push rod (2213), the end part of the piston rod of the electric push rod (2213) is fixedly connected with a push plate (2214), the top part of the push plate (2214) is fixedly connected with a buffer spring (2215), and the end part of the buffer spring (2215) is fixedly connected with the end part of the movable block (2212).

10. The adjustable limb positioning mechanism for orthopedics clinic of claim 1, is characterized in that: the end part of the seat plate (100) is hinged with a backup plate (120), two symmetrical rotating forks (121) are arranged on the outer surface of the backup plate (120), a rotating block (122) is arranged in the rotating forks (121) in a rotating mode, and a telescopic rod (123) is fixedly connected to the end part of the rotating block (122).