CN115177437A - Otology postoperative wound fixing device - Google Patents

Abstract

The invention discloses an otological post-operative wound fixation device, in particular to the technical field of medical devices, comprising a plastic headband and an adjustment mechanism, the bottom of the plastic headband is provided with a semi-circular support plate, and the inner side of the semi-circular support plate is fixedly provided with Soft pad, lower connecting ropes are fixed at both ends of the semi-circular support plate, two corrugated pipes are arranged on the top of the semi-circular support plate, springs are arranged inside the corrugated pipes, and both ends of the corrugated pipe are fixed with An end plate, the top of the end plate at the top is fixed with an upper connecting rope, and the outer end of the plastic headband is fixed with two fixing columns. The present invention fixes the patient's chin by fixing the semi-circular support plate on the tip of the patient's chin, and uses the elastic force of the spring to pull the lower connecting rope, thereby tightening the semi-circular support plate, thereby fixing the patient's chin, thereby preventing the patient's mouth from opening by means of the elastic force of the spring is too large to avoid affecting the muscles of the face and loosening the fixation of the ear.

Description

An ear surgery wound fixation device

technical field

The invention relates to the technical field of medical devices, in particular to a wound fixing device after otology surgery.

Background technique

After years of development, modern medicine has become very developed. In the process of treating diseases, various medical devices will play an auxiliary role. There are many types of medical devices, involving various departments, including ear division.

The ear is very important to everyone and is an important organ for us to perceive sound. Sometimes ear diseases require surgical treatment. The wounds of ear surgery are generally located on the front and back sides of the ear, and sometimes inside the ear canal. After ear surgery, the wound needs to be bandaged. The conventional method is to use gauze to wrap the wound to fix it. This method is cumbersome to fix, and it is inconvenient to change the dressing, and the tightness of the fixation is not easy to adjust.

After the ear is bandaged, whether the patient is talking or eating, once the mandibular movement is too large, the facial muscles will be moved, the ear will also be affected, and the bandaged gauze will be loosened; In the special case where both ears are bandaged at the same time, the bandaging will block the ears and affect the patient's hearing.

SUMMARY OF THE INVENTION

In order to overcome the above-mentioned defects of the prior art, the present invention provides a wound fixation device after otology surgery to solve the above-mentioned problems in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: a wound fixation device after otology surgery, comprising a plastic headband and an adjustment mechanism, the adjustment mechanism is arranged at the outer end of the plastic headband, and the bottom of the plastic headband is provided with a plastic headband. The semi-circular support plate is fixed at the chin for fixing the chin. The inner side of the semi-circular support plate is fixed with a soft pad, which improves the comfort. The top of the semi-circular support plate is provided with two corrugated pipes, the corrugated pipe is provided with a spring, and the two ends of the corrugated pipe are fixedly provided with end plates, and the two ends of the spring are respectively fixedly connected with the two end plates. The elasticity of the spring buffers the movement of the jaw;

One ends of the two lower connecting ropes are respectively fixedly connected to the two bottom end plates, the top end plates of the top are fixedly provided with upper connecting ropes, the outer ends of the plastic headbands are fixedly provided with two fixing posts, two One end of the upper connecting rope is respectively set on the two fixing columns, so as to connect the semicircular support plate to the plastic headband.

Further, one end of the fixing column is provided with a jack, one end of the upper connecting rope extends into the inside of the jack and penetrates through the fixing column, one end of the jack is provided with a fixing bolt, and one end of the fixing bolt extends into the inside of the jack and passes through the hole. In contact with the upper connecting rope, the fixing bolt and the socket are connected by threads, so as to connect the upper connecting rope and the fixing column;

A loudspeaker is fixedly arranged at the outer end of the semicircular support plate, and a first microphone is fixedly arranged at the outer end of the loudspeaker to amplify the voice of the patient when the chin is fixed.

Further, a plurality of inflatable cushion blocks are fixed on the inner side of the plastic headband, an inflatable tube is fixed on the inflatable cushion block, one end of the inflatable tube extends to the outside of the plastic headband, and an inflatable tube is fixed on the inflatable tube. valve to inflate the air cushion;

One end of the plastic headband is fixed with a loop buckle, the other end of the plastic headband is fixed with a strap, and two Velcro are fixed on the strap to bind the plastic headband to the head.

Further, the adjustment mechanism includes two fixing blocks, the fixing blocks are clamped on the outer end of the plastic headband, a bracket is fixed on the fixing block, a fixing shaft is arranged inside the bracket, and both ends of the fixing shaft are They are respectively connected with the inner walls of the front and rear sides of the bracket through bearings. The outer end of the fixed shaft is sleeved with an outer tube, and both ends of the outer tube are fixed with a clockwork spring, which is fixed by the elastic force of the clockwork spring. The bar spring is arranged on the outer end of the fixed shaft, and one end of the two springs is fixedly connected to the inner walls of the front and rear sides of the bracket respectively.

Further, one end of the fixed shaft extends to the rear side of the bracket and is fixed with a fixed wheel, the outer end of the fixed wheel is provided with a groove, and the outer end of the fixed wheel is fixed with a tension rope, and the tension rope is wound around the At the groove at the outer end of the fixed wheel, the elastic force of the spring is adjusted by pulling the tension rope.

Further, a fixing rod is fixed on the fixing block, the outer end of the fixing rod is provided with a limit ring and is connected with the limit ring by threads, the fixing rod is arranged at the bottom of the fixing wheel, and one end of the tension rope is connected to the The outer end of the fixing rod is used to fix the tension rope, and the limit ring is arranged on the outer side of the connection between the tension rope and the fixing rod, and plays a limiting role.

Further, connecting plates are fixed on the outer ends of the two outer tubes, one end of the connecting plates is fixed with a pressing ring, one side of the pressing ring is fixed with a cotton pad, and the inside of the cotton pad is fixed with a pressing ring. There are two heating wires, and the wound is heated by the heating of the heating wire in winter;

The other side of the pressing ring is provided with a baffle plate and a hollow disk, and the outer ends of the baffle plate and the hollow disk are fixedly provided with a mounting ring, and the mounting ring and the pressing ring are connected by screws to fix the baffle plate and a hollow disc, one side of the hollow disc is fixed with a plurality of insertion rods, one end of the insertion rod penetrates the pressing ring through the inner side of the pressing ring, and the air is conducted through the insertion rod;

The other side of the hollow disk is fixed with an inner connecting pipe, one end of the inner connecting pipe is sleeved with a sleeve and is movably connected with the sleeve through a sealing bearing, the outer end of the sleeve is fixed with a hose, the An air bag is fixed at one end of the hose, and air is blown to the wound by the air bag, an air inlet pipe is fixed at the bottom end of the air bag, and a one-way valve is fixed on both the hose and the air inlet pipe.

Further, a sound guide pipe is fixed on one side of the baffle, and one end of the sound guide pipe penetrates the pressing ring through the inner side of the pressing ring and is fixed with an elastic head, and the sound guide pipe is used to conduct sound, and the other side of the baffle A connection ring is fixedly arranged, the outer end of the connection ring is sleeved with a sealing pipe and is connected with the sealing pipe by threads, and a sound insulation pad is fixed on the inner wall of the sealing pipe to avoid the interference of noise;

A player is fixed on the inner wall of one side of the sealing tube, and a second microphone is fixed at the bottom end of the sealing tube, and the second microphone is electrically connected with the player to transmit the external sound into the ear.

Further, an air pressure chamber and an air conduit are respectively fixed on both sides of the connecting plate, the air conduit communicates with the interior of the air pressure chamber, and a balloon is fixed at one end of the air conduit, and the ear canal is blocked by the balloon.

Further, a push plate is arranged inside the air pressure chamber, and a sealing gasket is fixed on one side of the push plate to improve the sealing performance of the push plate. A screw is fixed on the other side of the push plate, the screw extends to one side of the air pressure chamber and a knob is fixed, the screw is connected with the air pressure chamber through a thread, and the rotation of the screw drives the push plate to move.

Technical effects and advantages of the present invention:

1. The present invention fixes the patient's chin by fixing the semicircular support plate on the tip of the patient's chin, and uses the elastic force of the spring to pull the lower connecting rope, thereby tightening the semicircular support plate to fix the patient's chin, thereby avoiding the patient's mouth by means of the elasticity of the spring. The opening is too large, so as to avoid affecting the muscles of the face and causing the fixation of the ear to loosen. In addition, the patient's voice is recorded through the first microphone and amplified through the loudspeaker to avoid the fixed chin and affect the patient's normal speech. .

2. In the present invention, the medical cotton pad coated with medicine is placed at the wound, sandwiched between the pressing ring and the wound, and the tightness of the clockwork spring can be adjusted by adjusting the length of the pulled tension rope, thereby adjusting the pressing force. The pressure of the ring on the wound, so as to realize the self-adjustment of the wound fixing pressure. When changing the dressing, loosen the tension rope, loosen the tension rope, and then lift the pressing ring, replace it with a new cotton pad with medicine, and then again Tighten the tension rope to clamp and fix it, and it is more convenient and quicker to wind and fix the gauze one by one.

3. In the present invention, one end of the insertion rod is inserted into the cotton pad without passing through the cotton pad, and then the airbag is pressed, so that the air in the airbag is squeezed into the sleeve through the hose, and then introduced into the interior of the cotton pad through the insertion rod to improve the airbag. Its breathability prevents the wound from being airtight for a long time and causing discomfort.

4. In the present invention, the baffle is installed on the pressing ring, the sound guide tube is passed through the cotton pad, and the elastic head is slightly inserted into the ear canal. At this time, the second microphone can receive the external sound, and will play the sound through the player. The sound travels along the sound guide tube and enters the ear canal through the cotton pad, so that the patient can hear the external sound through the cotton pad, so as to avoid the simultaneous bandaging of both ears and affect the patient's hearing.

Description of drawings

Fig. 1 is the perspective view of the present invention;

Fig. 2 is the perspective view of the present invention;

3 is a perspective view of a semicircular pallet of the present invention;

4 is a three-dimensional half-section view of a corrugated tube and a fixed column of the present invention;

5 is a perspective view of the airbag and the pressing ring of the present invention;

6 is a perspective view of the airbag and the pressing ring of the present invention;

Fig. 7 is the enlarged view of part A in Fig. 5 of the present invention;

8 is a perspective half-section view of the stent of the present invention;

9 is a perspective half-section view of the hollow disc and the pressing ring of the present invention;

10 is a perspective view of the sealing tube and the pressing ring of the present invention;

11 is a perspective view of the sealing tube and the pressing ring of the present invention;

12 is a perspective half-section view of the sealing tube and the pressing ring of the present invention;

Figure 13 is an enlarged view of part B in Figure 12 of the present invention;

14 is a perspective half-section view of the air pressure chamber of the present invention.

The reference signs are: 1. Plastic headband; 2. Fixed block; 3. Inflatable cushion block; 4. Fixed bolt; 5. Upper connecting rope; 6. Corrugated pipe; , first microphone; 10, loudspeaker; 11, air bag; 12, hose; 13, hollow disc; 14, sleeve; 15, pressing ring; 16, connecting plate; 17, bracket; 18, strap; 19. Return buckle; 20. Cotton pad; 21. Velcro; 22. Air pressure chamber; 23. Fixed shaft; 24. Outer tube; 25. Clockwork spring; 26. Fixed wheel; 27. Groove; 28. Pulling force rope; 29, balloon; 30, airway; 31, push plate; 32, screw; 33, lower connecting rope; 34, end plate; 35, sound guide tube; 36, elastic head; 37, second microphone; 38 , sealing tube; 39, baffle; 40, mounting ring; 41, air intake pipe; 42, fixing column; 43, spring; 44, limit ring; 45, fixing rod; 46, heating wire; 47, inserting rod; 48 , Inner connecting pipe; 49, connecting ring; 50, sound insulation pad; 51, player.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Referring to Figures 1-14 of the description, the present invention provides a surgical wound fixation device for otology, including a plastic headband 1 and an adjustment mechanism, the adjustment mechanism is provided at the outer end of the plastic headband 1, and the plastic headband 1 The bottom is provided with a semicircular support plate 7, and the semicircular support plate 7 is fixed at the chin for fixing the chin. The inner side of the semicircular support plate 7 is fixed with a soft pad 8, which improves the comfort. Both ends of the semicircular support plate 7 A lower connecting rope 33 is fixedly arranged on each of them, two corrugated pipes 6 are arranged on the top of the semicircular support plate 7, a spring 43 is arranged inside the corrugated pipe 6, and end plates 34 are fixed at both ends of the corrugated pipe 6. Both ends of the spring 43 are fixedly connected to the two end plates 34 respectively, and the elastic force of the spring 43 is used to buffer the movement of the chin;

One end of the two lower connecting ropes 33 is fixedly connected to the two bottom end plates 34 respectively, the top end plate 34 at the top is fixedly provided with an upper connecting rope 5, and the outer end of the plastic headband 1 is fixedly provided with two For the fixing posts 42 , one end of the two upper connecting ropes 5 is respectively arranged on the two fixing posts 42 , so as to connect the semicircular support plate 7 to the plastic headband 1 .

One end of the fixing column 42 is provided with an insertion hole, one end of the upper connecting rope 5 extends into the insertion hole and penetrates through the fixing column 42, one end of the insertion hole is provided with a fixing bolt 4, and one end of the fixing bolt 4 extends to the insertion hole The interior is in contact with the upper connecting rope 5, and the fixing bolt 4 is connected with the socket through the thread, so as to connect the upper connecting rope 5 and the fixing column 42;

A loudspeaker 10 is fixed on the outer end of the semicircular support plate 7, and a first microphone 9 is fixed on the outer end of the loudspeaker 10 to amplify the patient's voice when the chin is fixed.

Wear and fix the plastic headband 1 on the patient's head, the position of the plastic headband 1 is above the ear, and then fix the semicircular support plate 7 on the tip of the patient's chin, the cushion 8 on the semicircular support plate 7 is directly with the chin. contact, one end of the upper connecting rope 5 extends to the inside of the jack and penetrates through the fixing column 42, the semicircular support plate 7 is placed at the chin and then pulls the upper connecting rope 5, so that the spring 43 is elongated, and the elastic force of the spring 43 makes the upper connection The rope 5 is in a slightly taut state, and then the upper connecting rope 5 can be fixed by tightening the fixing bolt 4. At this time, the elastic force of the spring 43 pulls the lower connecting rope 33, and then tightens the semicircular support plate 7, thereby fixing the patient's chin , once the mouth is opened, the chin will move, and the spring 43 will be further elongated, so that the movement of the chin has resistance, so as to avoid the patient's mouth opening too much with the help of the elastic force of the spring 43, and thus avoid affecting the face. Because the opening and closing of the patient's mouth is affected, it is impossible to speak loudly. When the patient speaks, the patient's voice is recorded through the first microphone 9 and amplified through the loudspeaker 10 to avoid The fixation of the chin affects the patient's normal speech.

Fixing the plastic headband 1 on the head for too long will cause discomfort. In order to solve this problem, as shown in Figures 1 and 2, a plurality of inflatable cushion blocks 3 are fixed inside the plastic headband 1. The inflatable cushion blocks 3 is fixedly provided with an inflatable tube, one end of the inflatable tube extends to the outside of the plastic headband 1, and a valve is fixed on the inflatable tube to inflate the inflatable cushion block 3;

One end of the plastic headband 1 is fixedly provided with a loop buckle 19, the other end of the plastic headband 1 is fixedly provided with a strap 18, and two Velcro 21 are fixed on the strap 18, and the plastic headband 1 is bound to the header.

Wrap the plastic headband 1 around the outer end of the patient's head, pass the strap 18 through the buckle 19, and make the two Velcro 21 on the strap 18 adhere to each other, so as to fix the plastic headband 1 on the head. The tension of the plastic headband 1 can be adjusted by pulling the strap 18. During the fixing process of the plastic headband 1, the air cushion block 3 can be inflated to improve the comfort of wearing the plastic headband 1 after it expands. At the same time, the inflatable cushion block 3 is in direct contact with the head and causes the head to be stressed. One part of the inflatable cushion block 3 can be inflated first, and then another part of the inflatable cushion block 3 can be inflated after a period of time, so as to change the force on the head. position to avoid discomfort caused by wearing the plastic headband 1 for a long time.

In order to be able to adjust the tightness of the fixing, as shown in Figures 5-8, the adjustment mechanism includes two fixing blocks 2, the fixing blocks 2 are clamped on the outer end of the plastic headband 1, and the fixing blocks 2 are fixedly provided with The bracket 17 is provided with a fixed shaft 23 inside the bracket 17. The two ends of the fixed shaft 23 are movably connected with the inner walls of the front and rear sides of the bracket 17 through bearings. The outer end of the fixed shaft 23 is sleeved with an outer tube 24. Both ends of the outer tube 24 are fixedly provided with a clockwork spring 25, which is fixed by the elastic force of the clockwork spring 25. The clockwork spring 25 is arranged on the outer end of the fixed shaft 23, and one end of the two clockwork springs 25 is respectively connected to the bracket. 17 The inner walls of the front and rear sides are fixedly connected.

One end of the fixed shaft 23 extends to the rear side of the bracket 17 and is fixed with a fixed wheel 26 . The outer end of the fixed wheel 26 is provided with a groove 27 , and the outer end of the fixed wheel 26 is fixed with a tension rope 28 . The rope 28 is wound around the groove 27 at the outer end of the fixed wheel 26 , and the elastic force of the spring 25 is adjusted by pulling the tension rope 28 .

The fixing block 2 is fixedly provided with a fixing rod 45, the outer end of the fixing rod 45 is provided with a limit ring 44 and is connected with the limit ring 44 by threads, the fixing rod 45 is arranged at the bottom of the fixed wheel 26, the tension One end of the rope 28 is connected to the outer end of the fixing rod 45 so as to fix the tension rope 28 , and the limit ring 44 is provided outside the connection between the tension rope 28 and the fixing rod 45 to limit the position.

The outer ends of the two outer tubes 24 are fixedly provided with a connecting plate 16, one end of one of the connecting plates 16 is fixedly provided with a pressing ring 15, and one side of the pressing ring 15 is fixedly provided with a cotton pad 20. The cotton pad Two heating wires 46 are fixed inside 20, and the wound is heated by the heating of the heating wires 46 in winter;

The fixing block 2 is located just above the ear, and is fixed on the head by the plastic headband 1. The pressing ring 15 is located on the ear. The medical cotton pad with medicine is placed at the wound, sandwiched between the pressing ring 15 and the wound, and the tension rope 28 is pulled to drive the fixed wheel 26 to rotate, thereby making the fixed shaft 23 rotate, and the spring 25 is tightened after the fixed shaft 23 rotates. The elastic force of the spring 25 drives the outer tube 24, and then drives the connecting plate 16 and the pressing ring 15 at one end of the connecting plate 16, so as to apply pressure to the wound and fix the wound. The tightness of the spring 25 is adjusted, and then the pressure of the pressing ring 15 on the wound is adjusted, so as to realize self-adjustment of the wound fixing pressure. When changing the dressing, loosen the tension rope 28, loosen the tension rope 28, and then press After the ring 15 is lifted, a new cotton pad with medicine can be replaced, and the tension rope 28 can be tightened again to be clamped and fixed. It is more convenient and quicker to wind and fix the gauze one by one.

According to different situations, different fixing methods are suitable. As shown in Figure 9-14, the other side of the pressing ring 15 is provided with a baffle 39 and a hollow disk 13, and the baffle 39 and the outer end of the hollow disk 13 are both fixed A mounting ring 40 is provided, and the mounting ring 40 is connected with the pressing ring 15 by screws, thereby fixing the baffle 39 and the hollow disc 13. A plurality of insert rods 47 are fixed on one side of the hollow disc 13, so One end of the insertion rod 47 penetrates the pressing ring 15 through the inner side of the pressing ring 15, and conducts air through the insertion rod 47;

The other side of the hollow disc 13 is fixedly provided with an inner connecting pipe 48, one end of the inner connecting pipe 48 is sleeved with a sleeve 14 and is movably connected with the sleeve 14 through a sealing bearing, and the outer end of the sleeve 14 is fixedly provided. There is a hose 12, an air bag 11 is fixed at one end of the hose 12, and the air bag 11 is used to blow air to the wound. The bottom end of the air bag 11 is fixed with an air intake pipe 41, and the hose 12 and the air intake pipe 41 are fixed on All are fixed with a one-way valve.

Embodiment 1: The weather is sultry in summer, the hollow disc 13 can be additionally fixed on the pressing ring 15, and a plurality of insertion rods 47 are fixed on the hollow disc 13. If the fixed wound cotton pad is thick, one end of the insertion rod 47 can be inserted into the cotton pad. In the pad, it is not necessary to pass through the cotton pad, and then press the airbag 11, so that the air in the airbag 11 is squeezed into the sleeve 14 through the hose 12, and then introduced into the interior of the cotton pad through the insertion rod 47 to improve its air permeability and avoid wounds Prolonged airtightness can cause discomfort.

A sound guide tube 35 is fixed on one side of the baffle 39. One end of the sound guide tube 35 penetrates the pressing ring 15 through the inner side of the pressing ring 15 and is fixed with an elastic head 36. The sound guide tube 35 is used to conduct sound. The other side of the plate 39 is fixedly provided with a connecting ring 49, the outer end of the connecting ring 49 is sleeved with a sealing pipe 38 and is connected with the sealing pipe 38 by threads. noise interference;

A player 51 is fixed on the inner wall of one side of the sealing tube 38, and a second microphone 37 is fixed at the bottom end of the sealing tube 38. The second microphone 37 is electrically connected to the player 51 to transmit the external sound. into the ear.

Embodiment 2: If both ears of the patient have undergone surgery, and the wound is not located in the ear canal, both ears need to be bandaged at the same time. The tube 35 passes through the cotton pad, and the elastic head 36 slightly protrudes into the ear canal. At this time, the second microphone 37 can receive the sound from the outside world, and will play the sound through the player 51. It enters the ear canal through the cotton pad, so that the patient can hear the sound of the outside world through the cotton pad, so as to avoid the simultaneous bandaging of both ears and affect the patient's hearing.

The other side of the connecting plate 16 is respectively fixed with an air pressure chamber 22 and an air duct 30, the air duct 30 communicates with the interior of the air pressure chamber 22, and one end of the air duct 30 is fixed with a balloon 29, and the balloon 29 is used. Block the ear canal.

A push plate 31 is arranged inside the air pressure chamber 22 , and a sealing gasket is fixed on one side of the push plate 31 to improve the sealing performance of the push plate 31 . Contact, the other side of the push plate 31 is fixed with a screw 32, the screw 32 extends to one side of the air pressure chamber 22 and is fixed with a knob, the screw 32 and the air pressure chamber 22 are connected by threads, and the screw 32 is rotated. The push plate 31 is driven to move.

Embodiment 3: If the surgical wound is in the ear canal, an alcohol cotton with medicine or a small piece of folded gauze can be inserted into the ear canal, and then the connecting plate 16 with the air pressure chamber 22 is placed on the ear, and the The balloon 29 is placed at the entrance of the ear canal, and the screw 32 is rotated by turning the knob, and the push plate 31 is driven to squeeze the air in the air pressure chamber 22 into the balloon 29 along the airway 30, and the balloon 29 expands accordingly. By blocking the entrance of the ear canal, the wound can be fixed only by closing the ear canal, and the inflation degree of the balloon 29 is adjusted according to the size of the ear canal.

To sum up, the above three embodiments are suitable for different situations and can be selected according to the actual situation of the patient. Although the fixing block 2 is fixed on the outer end of the plastic headband 1, it is not fixedly connected with the plastic headband 1. The position of the fixing block 2 on the plastic headband 1 can be adjusted by itself, and the fixing block 2 can also be disassembled and replaced. In addition, the hollow disc 13 and the baffle 39 on the pressing ring 15 can also be disassembled, and the two can be selected according to the actual situation. Once used, it may not be used, but the hollow disk 13 and the baffle 39 cannot be installed on the same pressing ring 15 at the same time.

Finally: the above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the present invention. within the scope of protection.

Claims (10)

1. An otological post-operative wound fixation device, comprising a plastic headband (1) and an adjustment mechanism, the adjustment mechanism being arranged at the outer end of the plastic headband (1), characterized in that: the plastic headband (1) The bottom is provided with a semi-circular support plate (7), the inner side of the semi-circular support plate (7) is fixedly provided with a soft pad (8), and both ends of the semi-circular support plate (7) are fixed with lower connecting ropes (33), so Two corrugated pipes (6) are arranged at the top of the semicircular support plate (7), springs (43) are arranged inside the corrugated pipes (6), and end plates (34) are fixed at both ends of the corrugated pipes (6). ), the two ends of the spring (43) are respectively fixedly connected with the two end plates (34); One ends of the two lower connecting ropes (33) are respectively fixedly connected to the two bottom end plates (34), the top end plates (34) at the top are fixedly provided with an upper connecting rope (5), and the plastic headband (1) Two fixing columns (42) are fixedly arranged at the outer ends, and one end of the two upper connecting ropes (5) is respectively arranged on the two fixing columns (42). 2 . The post-otology wound fixation device according to claim 1, characterized in that: one end of the fixing post (42) is provided with an insertion hole, and one end of the upper connecting rope (5) extends to the inside of the insertion hole And through the fixing column (42), one end of the jack is provided with a fixing bolt (4), one end of the fixing bolt (4) extends into the inside of the jack and is in contact with the upper connecting rope (5), the fixing bolt ( 4) It is connected with the jack through a screw thread; A loudspeaker (10) is fixedly arranged at the outer end of the semicircular support plate (7), and a first microphone (9) is fixedly arranged at the outer end of the loudspeaker (10). 3. The wound fixation device after otology surgery according to claim 1, characterized in that: a plurality of inflatable cushion blocks (3) are fixed inside the plastic headband (1), and the inflatable cushion blocks ( 3) An inflatable tube is fixed on it, one end of the inflatable tube extends to the outside of the plastic headband (1), and a valve is fixed on the inflatable tube; One end of the plastic headband (1) is fixedly provided with a return buckle (19), the other end of the plastic headband (1) is fixedly provided with a binding strap (18), and two Velcro (21). 4. An otologic post-operative wound fixation device according to claim 1, wherein the adjustment mechanism comprises two fixing blocks (2), and the fixing blocks (2) are clamped on the plastic headband (1). ) outer end, a bracket (17) is fixed on the fixing block (2), a fixing shaft (23) is arranged inside the bracket (17), and the two ends of the fixing shaft (23) are respectively connected with the bracket (17) The inner walls of the front and rear sides are movably connected by bearings, an outer tube (24) is sleeved at the outer end of the fixed shaft (23), and a clockwork spring (25) is fixed at both ends of the outer tube (24). The bar springs (25) are arranged at the outer ends of the fixed shafts (23), and one ends of the two springs (25) are respectively fixedly connected to the inner walls of the front and rear sides of the bracket (17). 5. A wound fixation device after otology surgery according to claim 4, characterized in that: one end of the fixing shaft (23) extends to the rear side of the bracket (17) and is fixedly provided with a fixing wheel (26), so The outer end of the fixed wheel (26) is provided with a groove (27), the outer end of the fixed wheel (26) is fixedly provided with a tension rope (28), and the tension rope (28) is wound around the fixed wheel (26) the groove (27) at the end. 6. A wound fixation device after otology surgery according to claim 5, characterized in that: a fixing rod (45) is fixedly arranged on the fixing block (2), and an outer end of the fixing rod (45) is provided with a fixing rod (45). The limiting ring (44) is connected with the limiting ring (44) by threads, the fixing rod (45) is arranged at the bottom of the fixing wheel (26), and one end of the tension rope (28) is connected outside the fixing rod (45). The limit ring (44) is arranged on the outer side of the connection between the tension rope (28) and the fixing rod (45). 7. The post-otology wound fixation device according to claim 4, characterized in that: connecting plates (16) are fixed on the outer ends of the two outer tubes (24), and one of the connecting plates is fixed with a connecting plate (16). (16) A pressing ring (15) is fixed at one end, a cotton pad (20) is fixed on one side of the pressing ring (15), and two heating wires (46) are fixed inside the cotton pad (20); A baffle plate (39) and a hollow disc (13) are arranged on the other side of the pressing ring (15), and a mounting ring (40) is fixed on the outer ends of the baffle plate (39) and the hollow disc (13). , the mounting ring (40) and the pressing ring (15) are connected by screws, one side of the hollow disc (13) is fixedly provided with a plurality of insertion rods (47), and one end of the insertion rod (47) is pressed The inner side of the ring (15) penetrates the pressing ring (15); An inner connecting pipe (48) is fixedly arranged on the other side of the hollow disc (13), and one end of the inner connecting pipe (48) is sleeved with a sleeve (14) and is movably connected with the sleeve (14) through a sealed bearing The outer end of the sleeve (14) is fixed with a hose (12), one end of the hose (12) is fixed with an air bag (11), and the bottom end of the air bag (11) is fixed with an air intake pipe (41) ), the hose (12) and the air intake pipe (41) are fixedly provided with a one-way valve. 8 . The post-otology wound fixation device according to claim 7 , wherein a sound guide tube ( 35 ) is fixed on one side of the baffle ( 39 ), and the sound guide tube ( 35 ) One end penetrates the pressing ring (15) through the inner side of the pressing ring (15) and is fixedly provided with an elastic head (36), and the other side of the baffle plate (39) is fixedly provided with a connecting ring (49), and the connecting ring (49) The outer end is sleeved with a sealing tube (38) and is connected with the sealing tube (38) by threads, and a sound insulation gasket (50) is fixed on the inner wall of the sealing tube (38); A player (51) is fixed on one inner wall of the sealing tube (38), a second microphone (37) is fixed at the bottom end of the sealing tube (38), and the second microphone (37) is connected to the player. (51) Electrical connection. 9. The post-otology wound fixation device according to claim 7, characterized in that: an air pressure chamber (22) and an airway (30) are respectively fixed on both sides of the other said connecting plate (16), The air conduit (30) communicates with the inside of the air pressure chamber (22), and a balloon (29) is fixed at one end of the air conduit (30). 10. The post-otology wound fixation device according to claim 9, wherein a push plate (31) is provided inside the air pressure chamber (22), and a side of the push plate (31) is fixedly provided with a push plate (31). There is a gasket, the push plate (31) and the outer end of the gasket are in contact with the inner wall of the air pressure chamber (22), the other side of the push plate (31) is fixed with a screw (32), the screw (32) ) extends to one side of the air pressure chamber (22) and is fixedly provided with a knob, and the screw rod (32) is connected with the air pressure chamber (22) through threads.

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