CN113693875A - Fixing device in orthopedic upper limb operation - Google Patents

Abstract

A fixing device in orthopedic upper limb surgery effectively solves the problems of complex fixing process, simple structure and poor stability of the traditional upper limb fixing device in the actual use process; including frame and bed board, the interval is adjustable between frame and the bed board, bed board one side is rotated and is connected with first extension board with adjustable, first extension board rear side is equipped with adjustable second extension board, sliding connection has two sets of horizontal relative motion's slider on the second extension board, sliding connection has the first base of vertical regulation in the slider, open first base one side has the recess, first base opposite side sliding connection has the splint with recess matched with, splint and recess cooperation constitute upper limbs clamping mechanism, the second base of two sets of symmetric distributions of bed board opposite side fixedly connected with, sliding connection has the fixation clamp of two symmetric distributions on the second base, install the fixed band between two fixation clamps, fixation clamp and fixed band cooperation constitute low limbs clamping mechanism.

Description

Fixing device in orthopedic upper limb operation

Technical Field

The invention relates to the technical field of medical assistance, in particular to a fixing device in an orthopedic upper limb operation.

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, along with the development and progress of science and technology, the osteology has great progress in diagnosis and treatment, the orthopedic operation is a key link for treating patients by doctors, has good treatment effect on treating diseases with common symptoms such as fracture, sprain, dislocation, intervertebral disc protrusion and the like by the orthopedic operation, and usually needs to perform auxiliary fixation on the limbs of the patients during the orthopedic operation, so that the limbs of the patients can be prevented from moving around in the operation, and the limbs can be fixed at the parts far away from the operation, so that the operation of medical staff is facilitated, and the operation efficiency is improved; traditional orthopedic surgery fixing device can only play the fixed effect of upper limbs usually in the existing market, can't adjust fixed angle, height and position, and different patients' size is different with injured position during the actual operation, and traditional upper limbs fixing device has the problem that fixing process is loaded down with trivial details, simple structure and stability are relatively poor at the in-service use process.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the fixing device in the orthopedic upper limb operation, and the problems of complicated fixing process, simple structure and poor stability of the traditional upper limb fixing device in the actual use process are effectively solved through the design.

In order to achieve the purpose, the invention provides the following technical scheme: the adjustable upper limb clamping mechanism comprises a rack and a bed board, wherein the space between the rack and the bed board is adjustable, one side of the bed board is rotatably connected with an adjustable first support plate, the rear side of the first support plate is provided with an adjustable second support plate, the second support plate is connected with two groups of sliders which transversely move relative to each other in a sliding manner, the sliders are connected with a first base which is longitudinally adjusted in a sliding manner, one side of the first base is provided with a groove, the other side of the first base is connected with a clamping plate which is matched with the groove in a sliding manner, the clamping plate and the groove are matched to form an upper limb clamping mechanism, the other side of the bed board is fixedly connected with two groups of second bases which are symmetrically distributed, the second base is connected with two symmetrically distributed fixing clamps in a sliding manner, a fixing belt is arranged between the two fixing clamps, and the fixing clamps and the fixing belt are matched to form a lower limb clamping mechanism;

sliding connection has the sleeve pipe on the first base, the inboard threaded connection of sleeve pipe has first screw rod, the first screw rod other end rotates with splint to be connected, it has the guide way to open on the sleeve pipe, sliding connection has stop screw in the guide way, stop screw with first base threaded connection, stop screw and the screw-thread fit of first base constitute the stop gear of sleeve pipe on first base.

Preferably, the bed board bottom fixedly connected with first support, the four corners of first support all articulates there is the arc connecting rod, arc connecting rod bottom articulates there is the second support, the second support with it has hydraulic telescoping rod to articulate between the frame.

Preferably, first supporting plate bottom articulates there is first connecting rod, first connecting rod articulates there is the second connecting rod, the coaxial fixedly connected with of second connecting rod other end rotates the first worm wheel of being connected with the bed board, the meshing of first worm wheel upside has first worm, the rotatable bevel gear group of the coaxial fixedly connected with in first worm one side.

Preferably, the coaxial fixedly connected with second worm of the first worm other end, the meshing of second worm downside has the second worm wheel, the coaxial fixedly connected with of second worm wheel rotates the first right angle connecting rod of being connected with the bed board, first right angle connecting rod rear side is equipped with the second right angle connecting rod, the second right angle connecting rod with it is connected with multistage regulation pole to rotate between the first right angle connecting rod, first right angle connecting rod upper portion articulates there is the rectangle bracing piece with second extension board fixed connection, second right angle connecting rod upper portion articulates there is the third connecting rod of being connected with the second extension board rotation, first right angle connecting rod with second right angle connecting rod specification is the same.

Preferably, the multistage adjusting rod comprises a first connecting block and a second connecting block, the first connecting block is connected with the second connecting block in a sliding manner, an arc-shaped chute is formed in the first connecting block, a limiting pin is connected in the arc-shaped chute in a sliding manner, a plurality of limiting grooves distributed at equal intervals are formed in the second connecting block, a first arc-shaped groove is connected to the upper side of each limiting groove, the first arc-shaped groove is matched with the limiting pin to form a separating mechanism of the limiting pin and the limiting groove, the other side of the limiting pin is connected with a second arc-shaped groove, and the second arc-shaped groove is matched with the limiting pin to form a matching mechanism of the limiting pin and the limiting groove;

the limiting pin is rotatably connected with a rotating block which is rotatably connected with the first connecting block, a first clamping groove and a second clamping groove are formed in the rotating block, and an elastic fixing piece matched with the first clamping groove and the second clamping groove is formed in the rotating block.

Preferably, a handle is fixedly connected to one side of the first connecting block, a guide rod is fixedly connected to the other side of the first connecting block, the guide rod penetrates through the second connecting block and is in sliding connection with the second connecting block, and a first spring is sleeved on a supporting rod on the lower side of the second connecting block.

Preferably, the second support plate is provided with a sliding groove matched with the sliding blocks, the two sliding blocks are in threaded connection with two-way screw rods, and the two-way screw rods are in rotating connection with the second support plate.

Preferably, the left side and the right side of the first base are both connected with limiting rods in a sliding mode, gear grooves matched with the limiting rods are formed in the two sides of the sliding block, the inner sides of the limiting rods are both wedge-shaped inclined planes, two resistance balls in sliding connection with the first base are matched in the middles of the limiting rods, the resistance balls are fixedly connected with cylindrical rods, second springs are sleeved on the cylindrical rods, and second springs are installed between the limiting rods and the first base.

Preferably, the cylindrical rod penetrates through the sliding block and the second support plate, and a sliding groove matched with the cylindrical rod is formed in the side surface of the second support plate.

Preferably, the second base is internally and slidably connected with a rectangular block fixedly connected with the fixing clamp, a fourth spring is installed between the outer side of the rectangular block and the second base, and a protruding cushion block is arranged in the middle of the second base.

Compared with the prior art, the invention has the outstanding advantages that: the adjustable first support plate and the adjustable second support plate can synchronously adjust the body position and the upper limb fixing position of a patient, and can deal with more conditions in actual use; the upper limb clamping mechanism on the second support plate can be subjected to position adjustment on duty, and the device can be quickly adjusted to the optimal state when different patients are treated, so that the preoperative preparation efficiency is improved; the upper limb adjusting device performs coarse fixation through the sliding of the sleeve, and then performs accurate clamping through the first screw rod, so that a user can fix and detach the upper limb of the patient, and the fixing process is simplified; the second support plate and the upper limb clamping device are positioned at the back side of the head of the patient, so that the obstruction of the upper limb to the operation can be reduced, and the medical staff can conveniently perform the operation; the upper limb fixing device is novel in structure, ingenious in conception and simple and convenient to operate, and effectively solves the problems of complex fixing process, simple structure and poor stability of the traditional upper limb fixing device in the actual use process through the design.

Drawings

FIG. 1 is a schematic view of the overall first axial side structure of the present invention.

FIG. 2 is a schematic overall second axial side structure of the present invention.

FIG. 3 is a schematic axial side view of the first and second brackets of the present invention.

FIG. 4 is a schematic view of the underside structures of the first and second plates of the present invention.

FIG. 5 is a schematic view of a lower shaft side structure of the second support plate according to the present invention.

Fig. 6 is a schematic side view of the multi-stage adjusting rod of the present invention.

Fig. 7 is a schematic cross-sectional view of a first connecting block according to the present invention.

FIG. 8 is a bottom end view of a second plate of the present invention.

FIG. 9 is a schematic cross-sectional view of the bottom end of the slider according to the present invention.

Fig. 10 is a schematic view of a first base connection structure according to the present invention.

FIG. 11 is a cross-sectional view of a second base according to the present invention.

FIG. 12 is a schematic view of the connection structure of the arc-shaped connecting rod of the present invention

Reference numbers in the figures: 1. a frame; 2. a bed board; 3. a first support plate; 4. a second support plate; 5. a slider; 6. a first base; 7. a groove; 8. a splint; 9. a second base; 10. a fixing clip; 11. fixing belts; 12. a sleeve; 13. a first screw; 14. a guide groove; 15. a limit screw; 16. a first bracket; 17. an arc-shaped connecting rod; 18. a second bracket; 19. a hydraulic telescopic rod; 20. a first link; 21. a second link; 22. a first worm gear; 23. a second worm; 24. a bevel gear set; 25. a second worm; 26. a second worm gear; 27. a first right angle link; 28. a second right angle link; 29. a multi-stage adjusting rod; 2901. a first connection block; 2902. a second connecting block; 2903. an arc-shaped chute; 2904. a spacing pin; 2905. a limiting groove; 2906. a first arc-shaped slot; 2907. a second arc-shaped slot; 2908. rotating the block; 2909. a first card slot; 2910. a second card slot; 2911. a fixing sheet; 2912. a handle; 2913. a guide bar; 2914. a first spring; 30. a rectangular support bar; 31. a third link; 32. a bidirectional screw; 33. a limiting rod; 34. a gear groove; 35. a resistance ball; 36. a cylindrical rod; 37. a second spring; 38. a third spring; 39. a rectangular block; 40. a fourth spring; 41. and a cushion block.

Detailed Description

The following description of the present invention will be made in further detail with reference to the accompanying drawings 1 to 12.

The invention comprises a frame 1 and a bed board 2, the distance between the frame 1 and the bed board 2 is adjustable, one side of the bed board 2 is rotatably connected with an adjustable first supporting board 3, the rear side of the first supporting board 3 is provided with an adjustable second supporting board 4, the second support plate 4 is connected with two groups of sliding blocks 5 which move transversely and relatively in a sliding way, the sliding blocks 5 are connected with a first base 6 which is adjusted longitudinally in a sliding way, one side of the first base 6 is provided with a groove 7, the other side of the first base 6 is connected with a clamping plate 8 matched with the groove 7 in a sliding way, the splint 8 and the groove 7 are matched to form an upper limb clamping mechanism, the other side of the bed board 2 is fixedly connected with two groups of second bases 9 which are symmetrically distributed, the second base 9 is slidably connected with two symmetrically distributed fixing clamps 10, a fixing belt 11 is arranged between the two fixing clamps 10, and the fixing clamps 10 and the fixing belt 11 are matched to form a lower limb clamping mechanism;

sliding connection has sleeve pipe 12 on first base 6, the inboard threaded connection of sleeve pipe 12 has first screw rod 13, the first screw rod 13 other end rotates with splint 8 to be connected, it has guide way 14 to open on sleeve pipe 12, sliding connection has stop screw 15 in the guide way 14, stop screw 15 with 6 threaded connection of first base, stop screw 15 and the screw-thread fit of first base 6 constitute sleeve pipe 12 stop gear on first base 6.

The bottom of the frame 1 is provided with a self-locking universal wheel which is convenient for a user to move the device, the bed plate 2 is used for the patient to lie down, the height of the bed plate 2 can be reduced when the patient is placed, so that the difficulty when the patient is placed can be reduced, the height of the bed plate 2 can be raised after the patient is placed on the bed plate 2, the operation of medical personnel is convenient, the body fatigue caused by bending is reduced, the first support plate 3 is positioned at a position above the waist of the patient, the first support plate 3 can be turned upwards relative to the bed plate 2, the position of the patient can be adjusted by the first support plate 3, the patient is placed at a comfortable position, the body disorder in the operation process is avoided, the second support plate 4 is positioned at the rear side of the bed plate 2, the vertical height of the second support plate 4 is higher than that of the bed plate 2, the height and the inclination angle can be adjusted, the two slide blocks 5 of the second support plate 4 can move left and right, the left and right movement of the two slide blocks 5 can drive two upper limb clamping mechanisms to move left and right, the two upper limb clamping mechanisms are used for fixing the arms of a patient, the two movable sliding blocks 5 can adjust the distance between the two upper limb clamping mechanisms according to the width of the body of the patient, the upper limb clamping mechanisms are used for fixing the arms of the patient through the clamping plates 8 and the first base 6, the two upper limb clamping mechanisms are both positioned on the upper side of the second support plate 4, after the patient lies on the bed plate 2, the two upper limb clamping devices fix the two arms of the patient at the position on the rear side of the head of the patient, the medical personnel can conveniently perform operations on the body of the patient, the obstruction of the supporting legs in the operation process is reduced, the lower limbs of the patient are fixed through the fixing clamps 10 and the fixing belts 11 on the second base 9, the fixing clamps 10 are arc-shaped and composed of a plurality of rod bodies, the legs of the patient are placed between the two fixing clamps 10, then the two fixing clamps 10 are pulled to be close to each other through the fixing belts 11, and then the fixing of the legs is completed, the fixing band 11 can be buckled by itself through a magic tape or snap button, so that the fixing mode is convenient and quick, and the operation of medical staff is convenient; as shown in fig. 10, in order to improve the efficiency of preoperative preparation, when the upper limb clamping mechanism fixes the upper limb of the patient, the patient only needs to place the arm in the groove 7, then loosen the fixation of the limit screw 15 to the sleeve 12, push the sleeve 12 and the first screw 13 to move to one side of the groove 7, thereby reducing the space between the splint 8 and the groove 7, then fix the sleeve 12 through the limit screw 15 after the splint 8 contacts with the arm of the patient, then rotate the first screw 13 to drive the splint 8 to move to one side of the groove 7, thereby completing the clamping of the upper limb, the first base 6 is provided with a chute, only the sliding freedom degree is provided between the splint 8 and the first base 6, the surfaces of the splint 8 and the groove 7 are both provided with flexible materials, and the flexible materials are used for protecting the arm of the patient.

2 bottom fixedly connected with first support 16 of bed board, the four corners of first support 16 all articulates there is arc connecting rod 17, arc connecting rod 17 bottom articulates there is second support 18, second support 18 with it has hydraulic telescoping rod 19 to articulate between the frame 1.

Hydraulic telescoping rod 19 can drive arc connecting rod 17 through second support 18 and rotate, and arc connecting rod 17 rotates the change that drives the 16 heights of first support of upside, and first support 16 drives the bed board 2, first support 3 and the second support board 4 of upside and does synchronous lift or remove, and hydraulic telescoping rod 19 is the extending structure commonly used in the life to self has the characteristic of auto-lock.

3 bottom hinges of first support plate have first connecting rod 20, first connecting rod 20 hinges has second connecting rod 21, the coaxial fixedly connected with of second connecting rod 21 other end rotates the first worm wheel 22 of being connected with bed board 2, the meshing of first worm wheel 22 upside has first worm, the rotatable bevel gear set 24 of the coaxial fixedly connected with in first worm one side.

As shown in fig. 3 and 4, the bevel gear set 24 is formed by two bevel gears engaged with each other, one side of the bevel gear set 24 is connected with a rocker which penetrates through the outside of the bed plate 2, the bevel gear set 24 is driven to rotate by rotating the rocker, the rocker drives the first worm to rotate through the bevel gear set 24, the second worm 25 rotates to drive the first worm gear 22 to rotate, the first worm gear 22 drives the first connecting rod 20 to rotate, the first connecting rod 20 drives the first support plate 3 to turn upwards through the second connecting rod 21 when rotating upwards, so that the first support plate 3 adjusts the posture of the upper body of the patient upwards, and the patient has a more comfortable posture state.

The coaxial fixedly connected with second worm 25 of first worm other end, the meshing of second worm 25 downside has second worm wheel 26, the coaxial fixedly connected with of second worm wheel 26 rotates the first right angle connecting rod 27 of being connected with bed board 2, first right angle connecting rod 27 rear side is equipped with second right angle connecting rod 28, second right angle connecting rod 28 with it is connected with multistage regulation pole 29 to rotate between the first right angle connecting rod 27, first right angle connecting rod 27 upper portion articulates there is the rectangle bracing piece 30 with second extension board 4 fixed connection, second right angle connecting rod 28 upper portion articulates there is the third connecting rod 31 of being connected with second extension board 4 rotation, first right angle connecting rod 27 with second right angle connecting rod 28 specification is the same.

As shown in fig. 3-5, when the first worm rotates, the first worm rotates to drive the second worm 25 to rotate synchronously, the second worm 25 rotates to drive the second worm wheel 26 to rotate, the second worm wheel 26 rotates to drive the first right-angle connecting rod 27 to rotate, the first right-angle connecting rod 27 drives the second supporting plate to move horizontally under the action of the multistage adjusting rod 29, the second right-angle connecting rod 28, the rectangular supporting rod 30 and the third connecting rod 31 when rotating, so that the horizontal height of the second supporting plate 4 is adjusted, the horizontal height of the second supporting plate 4 is adjusted synchronously along with the overturning of the first supporting plate 3, and the horizontal height of the second supporting plate 4 can be adjusted synchronously when the inclination angle of the first supporting plate 3 is adjusted; when the first right-angle link 27 does not move, the second right-angle link 28 can be driven to rotate by pulling the multistage adjusting rod 29, as shown in fig. 5, when the second right-angle link 28 rotates clockwise, the second right-angle link 28 drives the third link 31 to move up and down, the third link 31 pushes the rear side of the second support plate 4 to turn upwards, so that the second support plate 4 rotates around the hinge point of the rectangular support rod 30 and the first right-angle link 27, the upward inclination of the second support plate 4 is adjusted, and when the second right-angle link 28 moves downwards, the second support plate 4 is adjusted reversely.

The multistage adjusting rod 29 comprises a first connecting block 2901 and a second connecting block 2902, the first connecting block 2901 is connected with the second connecting block 2902 in a sliding manner, an arc-shaped chute 2903 is formed in the first connecting block 2901, a limiting pin 2904 is connected in the arc-shaped chute 2903 in a sliding manner, a plurality of limiting grooves 2905 are formed in the second connecting block 2902 and distributed at equal intervals, a first arc-shaped groove 2906 is connected to the upper side of the limiting groove 2905, the first arc-shaped groove 2906 and the limiting pin 2904 are matched to form a disengagement mechanism of the limiting pin 2904 and the limiting groove 2905, a second arc-shaped groove 2907 is connected to the other side of the limiting pin 2904, and the second arc-shaped groove 2907 and the limiting pin 2904 are matched to form a matching mechanism of the limiting pin 2904 and the limiting groove 2905;

the stopper 2904 is rotatably connected with a rotating block 2908 rotatably connected with the first connecting block 2901, the rotating block 2908 is provided with a first clamping groove 2909 and a second clamping groove 2910, and the rotating block 2908 is provided with an elastic fixing piece 2911 matched with the first clamping groove 2909 and the second clamping groove 2910; a handle 2912 is fixedly connected to one side of the first connection block 2901, a guide rod 2913 is fixedly connected to the other side of the first connection block 2901, the guide rod 2913 penetrates through the second connection block 2902 and is slidably connected to the second connection block 2902, and a first spring 2914 is sleeved on a support rod at the lower side of the second connection block 2902.

As shown in fig. 6 and 7, the first connection block 2901 on the multi-level metering rod is rotatably connected to the second right-angle connection rod 28, when the first connection block 2901 is pulled outward relative to the second connection block 2902 by the handle 2912, so that the length of the multi-level regulating rod 29 is increased to push the second right-angle connection rod 28 to rotate counterclockwise, the first connection block 2901 compresses the first spring 2914 outward through the guide rod 2913 when moving outward, the first connection block 2901 drives the rotation block 2908 and the limit pin 2904 to move upward along the limit groove 2905, the limit groove 2905 is in a one-way shape, the limit pin 2904 and the rotation block 2908 can move in a one-way direction to realize multi-level length regulation between the first connection block 2901 and the second connection block 2902, the slope on the first arc-shaped groove 2906 is greater than that of the limit groove 2905, when the limit pin 2904 moves into the first arc-shaped groove 2906, the limit pin 2904 drives the rotation block 2908 to rotate in an increased angle, when the second engaging groove 2910 of the rotating block 2908 is engaged with the fixing plate 2911 and the height of the height limiting groove 2905 of the limiting pin 2904 is higher, the first connecting block 2901 can be pushed towards the inner side of the second connecting block 2902, and when the limiting pin 2904 is in contact with the second arc-shaped groove 2907 in the second connecting block 2902, the second arc-shaped groove 2907 pushes the limiting pin 2904 to move downwards, so that the first engaging groove 2909 is engaged with the fixing plate 2911 again, and the limiting pin 2904 falls into the limiting groove 2905 again; the fixing piece 2911 is an elastic piece.

The second support plate 4 is provided with a sliding groove matched with the sliding blocks 5, the two sliding blocks 5 are in threaded connection with two-way screw rods 32, and the two-way screw rods 32 are rotatably connected with the second support plate 4.

The thread grooves at the matching part of the bidirectional screw rod 32 and the two sliding blocks 5 are opposite in rotation direction, and the two sliding blocks 5 synchronously move relatively when the bidirectional screw rod 32 is rotated.

The left side and the right side of the first base 6 are both connected with limiting rods 33 in a sliding mode, gear grooves 34 matched with the limiting rods 33 are formed in the two sides of the sliding block 5, the inner sides of the limiting rods 33 are wedge-shaped inclined planes, resistance balls 35 in sliding connection with the first base 6 are matched in the middle of the two limiting rods 33, the resistance balls 35 are fixedly connected with cylindrical rods 36, second springs 37 are sleeved on the cylindrical rods 36, and second springs are installed between the limiting rods 33 and the first base 6.

The position of the first base 6 on the sliding block 5 can be adjusted, in an initial state, the second spring 37 pushes the resistance ball 35 to be located between the two limiting rods 33, the limiting rods 33 are matched with the gear grooves 34 on the sliding block 5, the position of the first base 6 on the sliding block 5 is fixed, when the first base 6 needs to be adjusted, the cylindrical rod 36 can be pulled, the cylindrical rod 36 compresses the springs to move backwards, the two limiting rods 33 move towards the inner side of the first base 6 under the action of the third spring 38 after the middle resistance is reduced, so that the limiting rods 33 are separated from the gear grooves 34, the first base 6 can be pushed to move forwards and backwards, the cylindrical rod 36 is released after moving, the limiting rods 33 are matched with the gear grooves 34 again under the action of the second spring 37, and the elastic coefficient of the second spring 37 is larger than that of the third spring 38.

The cylindrical rod 36 penetrates through the sliding block 5 and the second support plate 4, and a sliding groove matched with the cylindrical rod 36 is formed in the side surface of the second support plate 4.

The groove sliding groove at the rear side of the second support plate 4 facilitates the cylindrical rod 36 to slide left and right along with the sliding block 5, and interference of the device is avoided.

The second base 9 is internally and slidably connected with a rectangular block 39 fixedly connected with a fixing clamp 10, a fourth spring 40 is installed between the outer side of the rectangular block 39 and the second base 9, and a protruding cushion block 41 is arranged in the middle of the second base 9.

The fourth spring 40 has an inner elastic force on the rectangular block 39, and when a patient places a leg between the two fixing clips 10, the fourth spring 40 applies force to the leg of the patient through the fixing clips 10 to clamp the leg tightly, and then the leg is secondarily fixed through the fixing band 11, the cushion block 41 is made of a flexible material, and the cushion block 41 is located below the leg joint of the patient to protect the joint part of the lower limb of the patient.

The upper limb fixing device is novel in structure, ingenious in conception and simple and convenient to operate, and effectively solves the problems of complex fixing process, simple structure and poor stability of the traditional upper limb fixing device in the actual use process through the design.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (10)

1. The fixing device in the orthopedic upper limb surgery comprises a rack (1) and a bed plate (2), and is characterized in that the interval between the rack (1) and the bed plate (2) is adjustable, one side of the bed plate (2) is rotatably connected with an adjustable first support plate (3), the rear side of the first support plate (3) is provided with an adjustable second support plate (4), the second support plate (4) is connected with two sets of sliders (5) which move transversely and relatively in a sliding manner, the sliders (5) are connected with a first base (6) which is longitudinally adjusted in a sliding manner, one side of the first base (6) is provided with a groove (7), the other side of the first base (6) is connected with a clamping plate (8) which is matched with the groove (7) in a sliding manner, the clamping plate (8) is matched with the groove (7) to form an upper limb clamping mechanism, and the other side of the bed plate (2) is fixedly connected with two sets of second bases (9) which are symmetrically distributed, the second base (9) is connected with two symmetrically distributed fixing clamps (10) in a sliding mode, a fixing belt (11) is installed between the two fixing clamps (10), and the fixing clamps (10) and the fixing belt (11) are matched to form a lower limb clamping mechanism;

sliding connection has sleeve pipe (12) on first base (6), the inboard threaded connection of sleeve pipe (12) has first screw rod (13), first screw rod (13) other end rotates with splint (8) to be connected, it has guide way (14) to open on sleeve pipe (12), sliding connection has stop screw (15) in guide way (14), stop screw (15) with first base (6) threaded connection, stop screw (15) constitute sleeve pipe (12) stop gear on first base (6) with the screw-thread fit of first base (6).

2. The orthopedic upper limb operation fixing device according to claim 1, characterized in that a first bracket (16) is fixedly connected to the bottom of the bed plate (2), four corners of the first bracket (16) are hinged to arc-shaped connecting rods (17), a second bracket (18) is hinged to the bottom of the arc-shaped connecting rods (17), and a hydraulic telescopic rod (19) is hinged between the second bracket (18) and the frame (1).

3. The orthopedic upper limb operation fixing device according to claim 1, characterized in that a first connecting rod (20) is hinged to the bottom of the first support plate (3), a second connecting rod (21) is hinged to the first connecting rod (20), a first worm wheel (22) rotatably connected with the bed plate (2) is coaxially and fixedly connected to the other end of the second connecting rod (21), a first worm is meshed with the upper side of the first worm wheel (22), and a rotatable bevel gear set (24) is coaxially and fixedly connected to one side of the first worm.

4. The intraoperative fixation device for orthopedic upper limb surgery according to claim 3, wherein, the other end of the first worm is coaxially and fixedly connected with a second worm (25), a second worm wheel (26) is meshed with the lower side of the second worm (25), the second worm wheel (26) is coaxially and fixedly connected with a first right-angle connecting rod (27) which is rotationally connected with the bed plate (2), a second right-angle connecting rod (28) is arranged at the rear side of the first right-angle connecting rod (27), a multi-stage adjusting rod (29) is rotatably connected between the second right-angle connecting rod (28) and the first right-angle connecting rod (27), the upper part of the first right-angle connecting rod (27) is hinged with a rectangular supporting rod (30) fixedly connected with the second support plate (4), the upper part of the second right-angle connecting rod (28) is hinged with a third connecting rod (31) which is rotationally connected with the second support plate (4), the first right-angle connecting rod (27) and the second right-angle connecting rod (28) have the same specification.

5. The intraoperative fixation device for orthopedic upper limb surgery according to claim 4, wherein, the multi-stage adjusting rod (29) comprises a first connecting block (2901) and a second connecting block (2902), the first connecting block (2901) is connected with the second connecting block (2902) in a sliding way, an arc-shaped sliding groove (2903) is arranged on the first connecting block (2901), a limit pin (2904) is connected in the arc-shaped sliding groove (2903) in a sliding way, a plurality of limit grooves (2905) distributed at equal intervals are arranged on the second connecting block (2902), the upper side of the limit groove (2905) is connected with a first arc-shaped groove (2906), the first arc-shaped groove (2906) is matched with the limit pin (2904) to form a separation mechanism of the limit pin (2904) and the limit groove (2905), the other side of the limiting pin (2904) is connected with a second arc-shaped groove (2907), and the second arc-shaped groove (2907) is matched with the limiting pin (2904) to form a matching mechanism of the limiting pin (2904) and the limiting groove (2905);

the limiting pin (2904) is rotatably connected with a rotating block (2908) which is rotatably connected with the first connecting block (2901), a first clamping groove (2909) and a second clamping groove (2910) are formed in the rotating block (2908), and an elastic fixing piece (2911) matched with the first clamping groove (2909) and the second clamping groove (2910) is formed in the rotating block (2908).

6. The orthopedic upper limb surgery fixing device according to claim 5, characterized in that a handle (2912) is fixedly connected to one side of the first connecting block (2901), a guide rod (2913) is fixedly connected to the other side of the first connecting block (2901), the guide rod (2913) penetrates through the second connecting block (2902) and is slidably connected with the second connecting block (2902), and a first spring (2914) is sleeved on a support rod on the lower side of the second connecting block (2902).

7. The orthopedic upper limb operation fixing device according to claim 1, characterized in that the second support plate (4) is provided with a sliding groove matched with the sliding block (5), two sliding blocks (5) are in threaded connection with a bidirectional screw (32), and the bidirectional screw (32) is rotatably connected with the second support plate (4).

8. The orthopedic upper limb surgery fixing device according to claim 1, wherein limiting rods (33) are slidably connected to the left and right sides of the first base (6), gear grooves (34) matched with the limiting rods (33) are formed in the two sides of the sliding block (5), the inner sides of the limiting rods (33) are wedge-shaped inclined surfaces, resistance balls (35) slidably connected with the first base (6) are matched in the middle of the two limiting rods (33), cylindrical rods (36) are fixedly connected with the resistance balls (35), second springs (37) are sleeved on the cylindrical rods (36), and second springs are installed between the limiting rods (33) and the first base (6).

9. The orthopedic upper limb operation fixing device according to claim 8, characterized in that the cylindrical rod (36) penetrates through the sliding block (5) and the second support plate (4), and the side of the second support plate (4) is provided with a sliding groove matched with the cylindrical rod (36).

10. The fixing device for the orthopedic upper limb operation as claimed in claim 1, wherein the second base (9) is slidably connected with a rectangular block (39) fixedly connected with the fixing clip (10), a fourth spring (40) is installed between the outer side of the rectangular block (39) and the second base (9), and a raised cushion block (41) is arranged in the middle of the second base (9).

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