CN111870451A - Postoperative aids for burns and plastic surgery - Google Patents

Abstract

An auxiliary device for post-operative burn surgery, the invention relates to the technical field of medical auxiliary equipment; a bracket is fixed on the inner side of the vertical end in the support frame, the bracket is arranged in an "L" shape structure, and a top block is fixed on the upper side of the vertical end in the support frame, A height adjustment mechanism is arranged between the bracket and the top block. A support block is arranged on one side of the height adjustment mechanism. The support block is arranged in an inverted "L" shape. The bottom of the support block is provided with a width adjustment mechanism. The clamping blocks are symmetrically arranged, and the ventilation slots are symmetrically opened in the front and rear of the clamping blocks; it can isolate the wound part from the outside, reduce the contact between the wound and the outside world, improve the recovery of the wound, and in order to ensure the recovery of the wound, increase the ventilation Function, so that the wound has a certain breathability, to avoid wound festering.

Description

Postoperative aids for burns and plastic surgery

technical field

The invention relates to the technical field of medical auxiliary equipment, in particular to an auxiliary device for postoperative burn surgery.

Background technique

Generally refers to heat, including tissue damage caused by hydrothermal liquid, steam, high-temperature gas, flame, hot metal liquid or solid, etc., mainly refers to the skin or mucous membrane, and can also damage subcutaneous or/and submucosal tissue in severe cases; first aid principles for burns It is to quickly get away from the source of injury, immediate cold therapy, nearest first aid and transfer. After the patient has completed plastic surgery treatment, the patient's burnt limb wound should not be in contact with external objects, so as to avoid severe pain or wound infection in the patient's burn wound. , the existing technical solution is to place the patient's limbs on the folded quilt, but this operation cannot completely solve the above problem, the exposed wound is easy to cause collision, aggravate the injury of the wound, and is not conducive to recovery.

SUMMARY OF THE INVENTION

The purpose of the present invention is to aim at the defects and deficiencies of the prior art, to provide a postoperative auxiliary device for burn plastic surgery with simple structure, reasonable design and convenient use, which can isolate the wound part from the outside world and reduce the contact between the wound and the outside world. The recovery of the wound is improved, and, in order to ensure the recovery of the wound, the ventilation function is increased, so that the wound has a certain breathability, and the wound is prevented from festering.

In order to achieve the above purpose, the technical scheme adopted in the present invention is as follows: it comprises a bed body and a support frame, the left and right sides of the bed body are movably fixed with support frames, the support frames are arranged in an "L" shape, and the support frames are arranged in an "L" shape. The upper surface of the horizontal end is arranged in contact with the bottom surface of the bed body; it also includes a bracket, a height adjustment mechanism, a width adjustment mechanism, a support block, and a clamping block. The inner side of the vertical end in the support frame is fixed with a bracket, and the bracket is an "L"-shaped structure. The upper side of the vertical end in the support frame is fixed with a top block, a height adjustment mechanism is arranged between the bracket and the top block, one side of the height adjustment mechanism is provided with a support block, and the support block is arranged in an inverted "L" shape. The bottom of the block is provided with a width adjustment mechanism, the bottom of the width adjustment mechanism is provided with a clamping block symmetrically from left to right, and a ventilation groove is symmetrically opened in the front and rear of the clamping block;

The height adjustment mechanism includes a guide worm, a guide worm wheel, a guide screw, and a guide block. A guide worm is screwed on the vertical end of the support frame through a bearing, and the guide worm is arranged on the upper side of the bracket. After passing through the support frame, the crank handle is fixed, the front side of the guide worm is engaged with a guide worm wheel, and the guide worm wheel is penetrated and fixed with a rotating shaft. The upper end is fixed with a guide screw, the upper end of the guide screw is screwed on the top block through a bearing, the guide screw is provided with a guide block through a threaded rotating sleeve, the outer side of the guide block is fixed with a slider, and the vertical end in the support frame There is a chute on the upper part, the slider slides up and down in the chute, and the other side of the guide block is connected and fixed with the support block;

The width adjustment mechanism includes a support base, a drive motor, a drive screw rod, and a guide block. The bottom end of the support block is fixed with a support base, and the support base is arranged in an inverted "U" shape structure. A drive motor is fixed. After the output shaft of the drive motor passes through the vertical end, a drive screw rod is fixed. The threads on the drive screw rod are oppositely arranged from the middle to the left and right ends, and the driving screw rod passes through two oppositely arranged threads. The rotating sleeve is provided with two guide blocks. The two guide blocks are arranged symmetrically on the left and right. In the sliding groove, the bottom of the guide block is connected and fixed with the clamping block;

The drive motor is connected to an external power source.

Further, a cylinder is fixed at the bottom of the bed body, a push frame is fixed on the push end of the bottom end of the cylinder, the push frame is arranged in a "U" shape, and the vertical ends of the left and right sides of the push frame are fixed with a push frame. The push block is arranged in contact with the bottom of the horizontal end of the support frame, and the cylinder is connected to the external air source; when the support frame is fixed on the side of the bed body, the cylinder is activated to drive the push frame to move, so that the push The block pushes the horizontal end in the support frame, supporting it.

Further, the support block includes a support block and a limit block, the support block is arranged in an "L" shape, the vertical end of the support block is fixed on the support seat, and the horizontal end of the support block is fixed with an extension block, The extension block is provided with several No. 1 positioning grooves, the limit block is fixed on the guide block, the limit block is provided with a slot, the extension block is inserted in the slot, and the limit blocks located on the upper and lower sides of the slot pass through. There are several No. 2 positioning grooves, and the studs are inserted into the No. 1 positioning groove and the No. 2 positioning groove. The upper and lower ends of the stud are exposed on the upper and lower sides of the limit block, and the exposed end and the nut are screwed through threads. The position of the support block can be adjusted within a certain range through the insertion and cooperation of the extension block and the slot, so as to change the position of the clamping block.

Further, a protective pad is fixed on the inner wall of the clamping block, and the protective pad protects the limbs of the patient.

Further, a connecting block is fixed symmetrically at the bottom of the horizontal end in the support seat, a guide frame is fixed at the bottom of the connecting block, the guide frame is arranged in an inverted "T" shape, and the vertical end in the guide frame is connected with the connecting block. Fixed, the horizontal end of the guide frame is provided with a guide groove, the side wall of the clamping block is fixed with insertion rods symmetrically front and rear, and the insertion rods are respectively inserted in the corresponding guide grooves; when the clamping block is moving in the left and right direction. When the inserting rod is driven to move in the guide groove, the movement of the clamping block is guided.

The working principle of the present invention: when using the device, when the patient is lying flat on the bed body, the patient's limbs are limited and isolated by two pairs of clamps to avoid direct contact between the wound and the outside world, and the support frame is fixed by screws On the side of the bed body, the horizontal end of the support frame is set in contact with the bottom of the bed body. At the same time, the push frame is moved by the air cylinder, so that the push block supports the horizontal end of the support frame. Therefore, the stability of the support frame is strengthened. At this time, the support frame is placed on the bed body, and the guide worm is driven to rotate by manually shaking the crank handle. When the guide worm rotates, it meshes and drives the guide worm wheel to rotate, so that its inner shaft rotates. When the guide screw rotates, it drives the guide block on it to move in the up and down direction, so that the bottom of the clamping block moves to the upper side of the bed body, and the limbs are placed on the left and right sides. In the clamping block, the driving motor is activated to drive the driving screw to rotate, so that the guide block moves. Since the threads on the driving screw are set in opposite directions, when the driving screw rotates, the moving direction of the left and right guide blocks is On the contrary, it drives the left and right clips to move to cover the wound of the limb. The ventilation groove on the clip prevents the clip from completely covering the wound, so that the wound has a certain degree of air permeability, according to the position of the patient's limb. Differently, by adjusting the length of the support block to improve the use range of the clamp block, manually loosen the stud and nut, so that the extension block moves in the slot, and tighten through the screw connection of the stud and the nut, thereby changing the The position of the clamping block is determined, and when the left and right clamping blocks are moving, the insertion rod is driven to move, and the insertion rod is guided by the guide frame.

After adopting the above-mentioned structure, the beneficial effects of the present invention are:

1. By setting the support frame on the left and right sides of the bed body, the limbs on both sides can be isolated at the same time, and the position of the support frame can be adjusted in the front and rear directions according to the needs, so that the clamping block is suitable for the limbs. different wounds;

2. Shake the handle manually to move the clamp block up and down, move the clamp block to the bed body, place the limb between the left and right clamp blocks, and adjust the clamp block to move in the left and right directions , so that the clamping block is suitable for limbs with different thickness;

3. During the moving process of the clamping block, it is guided by the movement of the insertion rod and the guide frame, which strengthens the stability of the clamping block when it moves.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative efforts.

Figure 1 is a schematic structural diagram of the present invention.

FIG. 2 is a plan view of FIG. 1 .

FIG. 3 is a cross-sectional view taken along the line A-A in FIG. 2 .

FIG. 4 is an enlarged view of part B in FIG. 3 .

FIG. 5 is a schematic diagram of the connection between the guide frame and the insertion rod in the present invention.

Description of reference numbers:

Bed body 1, support frame 2, bracket 3, height adjustment mechanism 4, guide worm 4-1, guide worm wheel 4-2, guide screw 4-3, guide block 4-4, crank handle 4-5, chute 4-6, slider 4-7, width adjustment mechanism 5, support base 5-1, drive motor 5-2, drive screw 5-3, guide block 5-4, sliding block 5-5, sliding groove 5- 6. Support block 6, support block 6-1, limit block 6-2, extension block 6-3, No. 1 positioning slot 6-4, slot 6-5, No. 2 positioning slot 6-6, stud 6 -7, clamping block 7, ventilation groove 7-1, top block 8, cylinder 9, push frame 10, push block 11, protection pad 12, connecting block 13, guide frame 14, guide groove 14-1, insert rod 15.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings.

1-5, the technical solution adopted in this specific embodiment is: it includes a bed body 1, a support frame 2, and the left and right sides of the bed body 1 are movably fixed with a support frame 2 by screws, supporting The frame 2 is arranged in an "L"-shaped structure, and the upper surface of the horizontal end in the support frame 2 is arranged in contact with the bottom surface of the bed body 1. The bottom of the bed body 1 is fixed with a cylinder 9 with a model of TN20 by screws. The bottom of the cylinder 9 A push frame 10 is welded and fixed on the push end of the push frame, and the push frame 10 is arranged in a "U" shape. Push blocks 11 are welded and fixed on the vertical ends of the left and right sides of the push frame 10. The push blocks 11 and the support frame 2 The bottom of the horizontal end is in contact with the setting; it also includes a bracket 3, a height adjustment mechanism 4, a width adjustment mechanism 5, a support block 6, and a clamping block 7, and the inner side of the vertical end in the support frame 2 is welded and fixed with a bracket 3, and the bracket 3 is "L" The upper side of the vertical end in the support frame 2 is welded and fixed with a top block 8, a height adjustment mechanism 4 is provided between the support frame 3 and the top block 8, and a support block 6 is provided on one side of the height adjustment mechanism 4. The support block 6 is an inverted "L"-shaped structure, the bottom of the support block 6 is provided with a width adjustment mechanism 5, the bottom of the width adjustment mechanism 5 is provided with a clamping block 7 symmetrically on the left and right, and a ventilation groove 7-1 is symmetrically opened on the clamping block 7 front and rear, A protective pad 12 made of silicone material is glued and fixed on the inner wall of the clamping block 7 by means of an adhesive;

The height adjustment mechanism 4 includes a guide worm 4-1, a guide worm wheel 4-2, a guide screw 4-3, and a guide block 4-4. The vertical end of the support frame 2 is provided with a guide worm 4 through a bearing screw connection. -1, the bearing is embedded and welded in the support frame 2, the guide worm 4-1 is inserted and welded in the bearing, the guide worm 4-1 is arranged on the upper side of the bracket 3, and one end of the guide worm 4-1 After passing through the support frame 2, the crank handle 4-5 is welded and fixed, the front side of the guide worm 4-1 is meshed with a guide worm wheel 4-2, and the guide worm wheel 4-2 is penetrated and welded and fixed with a rotating shaft. The bottom end is set on the horizontal end of the bracket 3 through a bearing screw connection, the bearing is embedded and welded in the bracket 3, the rotating shaft is inserted and fixed in the bearing, and the upper end of the rotating shaft is welded and fixed with a guide screw 4-3. The upper end of the screw rod 4-3 is screwed on the top block 8 through the bearing, the bearing is embedded and welded on the bottom of the top block 8, the upper end of the guide screw rod 4-3 is inserted and welded and fixed in the bearing, the guide wire The rod 4-3 is provided with a guide block 4-4 through a threaded rotating sleeve. The outer side of the guide block 4-4 is welded and fixed with a sliding block 4-7. The block 4-7 slides up and down in the chute 4-6, and the other side of the guide block 4-4 is welded and fixed with the support block 6;

The width adjustment mechanism 5 includes a support base 5-1, a drive motor 5-2, a drive screw 5-3, and a guide block 5-4. The bottom end of the support block 6 is welded and fixed with a support base 5-1. 5-1 is an inverted "U"-shaped structure. A drive motor 5-2 with a model of 60KTYZ is fixed on the outer wall of one vertical end of the support base 5-1 with screws. The output shaft of the drive motor 5-2 passes through the vertical end. After the end, the driving screw 5-3 is welded and fixed, the threads on the driving screw 5-3 are respectively set oppositely from the middle to the left and right ends, and the driving screw 5-3 is rotated through two oppositely arranged threads. Two guide blocks 5-4, the two guide blocks 5-4 are arranged symmetrically on the left and right, the upper end of the guide block 5-4 is welded and fixed with a sliding block 5-5, and the bottom of the horizontal end in the support base 5-1 is provided with a sliding block. 5-5 corresponds to the sliding groove 5-6, the sliding block 5-5 is slid left and right in the sliding groove 5-6, the bottom of the guide block 5-4 is welded and fixed with the clamping block 7; the level in the support seat 5-1 The bottom of the end is welded and fixed with a connecting block 13 symmetrically at the front and rear, and the bottom of the connecting block 13 is welded and fixed with a guide frame 14. The guide frame 14 is arranged in an inverted "T" shape structure. The vertical end of the guide frame 14 is welded and fixed with the connecting block 13. The horizontal end of the frame 14 is provided with a guide groove 14-1, and the side wall of the clamping block 7 is welded and fixed with insertion rods 15 symmetrically front and rear, and the insertion rods 15 are respectively inserted into the corresponding guide grooves 14-1;

The support block 6 includes a support block 6-1 and a limit block 6-2. The support block 6-1 is arranged in an "L" shape, and the vertical end of the support block 6-1 is welded and fixed to the support base 5-1. On the horizontal end of the support block 6-1, an extension block 6-3 is welded and fixed. The extension block 6-3 is provided with several No. 1 positioning grooves 6-4, and the limit block 6-2 is welded and fixed to the guide block 4. On -4, a slot 6-5 is formed in the limit block 6-2, the extension block 6-3 is inserted into the slot 6-5, and the limit blocks 6-2 are located on the upper and lower sides of the slot 6-5 There are several No. 2 positioning grooves 6-6 through the upper part, the studs 6-7 are penetrated in the No. 1 positioning groove 6-4 and the No. 2 positioning groove 6-6, and the upper and lower ends of the studs 6-7 are exposed respectively. On the upper and lower sides of the limit block 6-2, the exposed end and the nut are screwed together with the screw thread;

The drive motor 5-2 is connected to an external power source through a power cord, and the cylinder 9 is connected to an external air source through an air pipe.

The working principle of this specific embodiment: when using the device, when the patient is lying flat on the bed body 1, the patient's limbs are limited and isolated by two pairs of clamp blocks 7 to avoid direct contact between the wound and the outside world. Fix the support frame 2 on the side of the bed body 1, so that the horizontal end of the support frame 2 is in contact with the bottom of the bed body 1, and at the same time, push the cylinder 9 to move the push frame 10, so that the push block 11. Support the horizontal end of the support frame 2, thereby strengthening the stability of the support frame 2. At this time, the support frame 3 is placed on the bed body 1, and the guide worm 4-1 is driven by manually shaking the crank handle 4-5. When rotating, when the guide worm 4-1 rotates, the meshing drives the guide worm wheel 4-2 to rotate, so that the inner shaft rotates and drives the guide screw 4-3 to rotate. When the guide screw 4-3 rotates, it drives The guide blocks 4-4 on it move up and down, so that the bottom of the clamping block 7 moves to the upper side of the bed body 1, and the limbs are placed in the left and right clamping blocks 7, which are activated by the driving motor 5-2. , drive the driving screw 5-3 to rotate, so that the guide block 5-4 moves. Since the threads on the driving screw 5-3 are set in opposite directions, when the driving screw 5-3 rotates, the left and right two guide blocks The moving direction of 5-4 is the opposite, which drives the left and right clamps 7 to move to cover the wounds of the limbs. The ventilation grooves 7-1 on the clamps 7 prevent the clamps 7 from completely covering the wounds, so that the wounds can be completely covered. To a certain degree of air permeability, according to the position of the patient's limb, adjust the length of the support block 6 to increase the use range of the clamp block 7, manually loosen the stud 6-7 and the nut, so that the extension block 6-3 is in the position. It moves in the slot 6-5, and is tightened by the screwing of the stud 6-7 and the nut, thereby changing the position of the clamp block 7, and when the left and right clamp blocks 7 are moving, the insertion rod is driven. 15 moves, and guides the insertion rod 15 through the guide frame 14 .

After adopting the above structure, the beneficial effects of this specific embodiment are:

1. By setting the support frame 2 on the left and right sides of the bed body 1, the limbs on both sides can be isolated at the same time. Applicable to different wounds on the limbs;

2. Manually shake the handle 4-5 to move the clamp block 7 up and down, so that the clamp block 7 moves to the bed body 1, so that the limbs are placed between the left and right clamp blocks 7, and by adjusting the clamp The block 7 moves in the left and right directions, so that the clamping block 7 is suitable for limbs with different thicknesses;

3. During the moving process of the clamping block 7, the insertion rod 15 and the guide frame 14 are guided by the movement, which strengthens the stability of the clamping block 7 when it moves.

The above is only used to illustrate the technical solution of the present invention and not to limit it. Other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solution of the present invention, as long as they do not depart from the spirit and scope of the technical solution of the present invention, should be Included within the scope of the claims of the present invention.

Claims (6)

1. The postoperative auxiliary device for the department of burn and plastic surgery comprises a bed body (1) and support frames (2), wherein the support frames (2) are movably fixed on the left side and the right side of the bed body (1), the support frames (2) are arranged in an L-shaped structure, and the upper surfaces of the horizontal ends in the support frames (2) are in contact with the bottom surface of the bed body (1); the method is characterized in that: the novel multifunctional rack is characterized by further comprising a support (3), a height adjusting mechanism (4), a width adjusting mechanism (5), a support block (6) and a clamping block (7), wherein the support (3) is fixed on the inner side of a vertical end in the support frame (2), the support (3) is arranged in an L-shaped structure, a top block (8) is fixed on the upper side of the vertical end in the support frame (2), the height adjusting mechanism (4) is arranged between the support (3) and the top block (8), the support block (6) is arranged on one side of the height adjusting mechanism (4), the support block (6) is arranged in an inverted L-shaped structure, the width adjusting mechanism (5) is arranged at the bottom of the support block (6), the clamping blocks (7) are symmetrically arranged at the left and right of the bottom of the width adjusting mechanism (5), and ventilation grooves (7-1) are symmetrically formed in the front and;

the height adjusting mechanism (4) comprises a guide worm (4-1), a guide worm wheel (4-2), a guide screw rod (4-3) and a guide block (4-4), wherein the vertical end in the support frame (2) is provided with the guide worm (4-1) in a screwed connection mode through a bearing, the guide worm (4-1) is arranged on the upper side of the support frame (3), one end of the guide worm (4-1) penetrates through the support frame (2) and is fixed with a crank (4-5), the front side of the guide worm (4-1) is meshed with the guide worm wheel (4-2), a rotating shaft penetrates through and is fixed in the guide worm wheel (4-2), the bottom end of the rotating shaft is arranged on the horizontal end of the support frame (3) in a screwed connection mode through the bearing, the upper end of the rotating shaft is fixed with the guide screw rod (4-3), the upper end of the guide screw rod (4-3) is arranged on the top block (8, the guide screw rod (4-3) is rotatably sleeved with a guide block (4-4) through threads, a sliding block (4-7) is fixed on the outer side of the guide block (4-4), a sliding groove (4-6) is formed in the vertical end of the support frame (2), the sliding block (4-7) is arranged in the sliding groove (4-6) in a vertically sliding mode, and the other side of the guide block (4-4) is fixedly connected with the support block (6);

the width adjusting mechanism (5) comprises a supporting seat (5-1), a driving motor (5-2), a driving screw rod (5-3) and guide blocks (5-4), the supporting seat (5-1) is fixed at the bottom end of the supporting block (6), the supporting seat (5-1) is arranged in an inverted U-shaped structure, the driving motor (5-2) is fixed on the outer wall of the vertical end of one side of the supporting seat (5-1), the driving screw rod (5-3) is fixed after an output shaft of the driving motor (5-2) penetrates through the vertical end, threads on the driving screw rod (5-3) are respectively arranged oppositely from the middle to the left end and the right end, the two guide blocks (5-4) are rotatably sleeved on the driving screw rod (5-3) through the two oppositely arranged threads, and the two guide blocks (5-4) are arranged symmetrically left and right, the upper end of the guide block (5-4) is fixed with a sliding block (5-5), the bottom of the horizontal end in the supporting seat (5-1) is provided with a sliding groove (5-6) which is arranged corresponding to the sliding block (5-5), the sliding block (5-5) is arranged in the sliding groove (5-6) in a left-right sliding manner, and the bottom of the guide block (5-4) is fixedly connected with a clamping block (7);

the driving motor (5-2) is connected with an external power supply.

2. The post-operative auxiliary device for burn plastic surgery according to claim 1, characterized in that: an air cylinder (9) is fixed at the bottom of the bed body (1), a pushing frame (10) is fixed at the pushing end of the bottom end of the air cylinder (9), the pushing frame (10) is arranged in a U-shaped structure, pushing blocks (11) are fixed at the vertical ends of the left side and the right side of the pushing frame (10), the pushing blocks (11) are arranged in contact with the bottom of the horizontal end of the support frame (2), and the air cylinder (9) is connected with an external air source; when support frame (2) are fixed on the side of bed body (1), start through cylinder (9), drive and push frame (10) and remove to the horizontal end in messenger's promotion piece (11) promotion support frame (2) supports it.

3. The post-operative auxiliary device for burn plastic surgery according to claim 1, characterized in that: the supporting block (6) comprises a supporting block (6-1) and a limiting block (6-2), the supporting block (6-1) is arranged in an L-shaped structure, the vertical end of the supporting block (6-1) is fixed on a supporting seat (5-1), an extending block (6-3) is fixed at the horizontal end of the supporting block (6-1), a plurality of first positioning grooves (6-4) are formed in the extending block (6-3), the limiting block (6-2) is fixed on a guide block (4-4), a slot (6-5) is formed in the limiting block (6-2), the extending block (6-3) is inserted in the slot (6-5), a plurality of second positioning grooves (6-6) are formed in the limiting block (6-2) positioned at the upper side and the lower side of the slot (6-5) in a penetrating manner, the screw bolt (6-7) is arranged in the first positioning groove (6-4) and the second positioning groove (6-6) in a penetrating mode, the upper end and the lower end of the screw bolt (6-7) are respectively exposed at the upper side and the lower side of the limiting block (6-2), and the exposed ends are connected with the nut in a screwing mode through threads; the position of the supporting block (6-1) is adjusted through the insertion and matching of the extension block (6-3) and the slot (6-5), so that the position of the clamping block (7) is changed.

4. The post-operative auxiliary device for burn plastic surgery according to claim 1, characterized in that: the inner wall of the clamping block (7) is fixed with a protective pad (12), and the protective pad (12) protects the limbs of a patient.

5. The post-operative auxiliary device for burn plastic surgery according to claim 1, characterized in that: the bottom of a horizontal end in the supporting seat (5-1) is symmetrically fixed with connecting blocks (13) in a front-back manner, the bottom of each connecting block (13) is fixed with a guide frame (14), each guide frame (14) is arranged in an inverted T-shaped structure, a vertical end in each guide frame (14) is fixedly connected with the corresponding connecting block (13), a guide groove (14-1) is formed in the horizontal end in each guide frame (14), inserting rods (15) are symmetrically fixed on the side wall of each clamping block (7) in a front-back manner, and the inserting rods (15) are respectively inserted into the corresponding guide grooves (14-1); when the clamping block (7) moves and adjusts in the left-right direction, the inserting rod (15) is driven to move in the guide groove (14-1), and therefore the movement of the clamping block (7) is guided.

6. The post-operative auxiliary device for burn plastic surgery according to claim 1, characterized in that: the working principle is as follows: when the device is used, when a patient lies on the bed body (1), the limb of the patient is limited and isolated through the two pairs of clamping blocks (7) to avoid direct contact between a wound and the outside, the support frame (2) is fixed on the side edge of the bed body (1) through screws, the horizontal end in the support frame (2) is arranged in contact with the bottom of the bed body (1), at the moment, the support (3) is arranged on the bed body (1), the guide worm (4-1) is driven to rotate through manually shaking the crank (4-5), the guide worm (4-1) drives the guide worm wheel (4-2) to rotate in a meshing manner when rotating, so that the rotating shaft in the guide worm (4-1) rotates to drive the guide screw rod (4-3) to rotate, and the guide screw rod (4-3) drives the guide block (4-4) on the guide screw rod to move in the up-down direction when rotating, the bottom of the clamping block (7) is moved to the upper side of the bed body (1), a limb is placed in the left clamping block (7) and the right clamping block (7), the driving motor (5-2) is started to drive the driving screw rod (5-3) to rotate, the guide block (5-4) is moved, as the threads on the driving screw rod (5-3) are oppositely arranged left and right, when the driving screw rod (5-3) rotates, the moving directions of the left guide block (5) and the right guide block (5-4) are opposite, the left clamping block (7) and the right clamping block (7) are driven to move to shield the wound of the limb, and the ventilation groove (7-1) on the clamping block (7) prevents the clamping block (7) from completely covering the wound, so that the wound has ventilation property.

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