CN115177437A

CN115177437A - Otology postoperative wound fixing device

Info

Publication number: CN115177437A
Application number: CN202210814326.2A
Authority: CN
Inventors: 徐仙鹤; 陈月贤
Original assignee: First Affiliated Hospital of Zhengzhou University
Current assignee: First Affiliated Hospital of Zhengzhou University
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2022-10-14
Anticipated expiration: 2042-07-11
Also published as: CN115177437B

Abstract

The invention discloses an otology postoperative wound fixing device, and particularly relates to the technical field of medical instruments. The invention fixes the semicircular supporting plate at the tip of the chin of a patient, utilizes the elasticity of the spring to pull the lower connecting rope, further tensions the semicircular supporting plate, fixes the chin of the patient, avoids the overlarge opening of the mouth of the patient by means of the elasticity of the spring, and further avoids the fixing looseness of the ears caused by the influence on the muscles of the face.

Description

Otology postoperative wound fixing device

Technical Field

The invention relates to the technical field of medical instruments, in particular to a device for fixing wounds after otology operations.

Background

Through the development of many years, modern medicine has become very developed, and in the process of treating diseases, various medical instruments have the auxiliary function, and the variety of the medical instruments is various, and the medical instruments are related to various departments, including otology departments.

The ear all is very important to everybody, is the important organ of our perception sound, the disease of ear need carry out the operation treatment sometimes, the wound of otology operation generally is located the front and back both sides of ear, also can be located the inside of duct sometimes, the otology operation is after, need wrap the processing to the wound, conventional mode utilizes the gauze winding to fix the wound, this kind of mode is fixed comparatively loaded down with trivial details, it is comparatively inconvenient to change dressings, fixed elasticity degree is also inconvenient to be adjusted.

After the ear is wrapped, the patient can make facial muscles move and the ear is affected once the jaw moves in an overlarge range no matter the patient speaks or eats, and the wrapped gauze is loosened; if the special circumstances that patient's ears were wrapped simultaneously appears, wrap and can lead to the fact the ear to shelter from, influence patient's sense of hearing.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, the present invention provides an ear post-operation wound fixing device to solve the above-mentioned problems occurring in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: an ear surgery wound fixing device comprises a plastic head band and an adjusting mechanism, wherein the adjusting mechanism is arranged at the outer end of the plastic head band, a semicircular supporting plate is arranged at the bottom of the plastic head band and is fixed at a chin for fixing the chin, a cushion is fixedly arranged on the inner side of the semicircular supporting plate, the comfort level is improved, lower connecting ropes are fixedly arranged at two ends of the semicircular supporting plate, two corrugated pipes are arranged at the top of the semicircular supporting plate, springs are arranged in the corrugated pipes, end plates are fixedly arranged at two ends of each corrugated pipe, two ends of each spring are fixedly connected with the two end plates respectively, and the elasticity of each spring is utilized to buffer the movement of the chin;

two lower connecting rope one end respectively with the end plate fixed connection of two bottoms, the top the end plate top is fixed to be equipped with and is connected the rope, plastics head outband end is fixed to be equipped with two fixed columns, two go up connecting rope one end and establish respectively on two fixed columns to this connects the semicircle layer board on the plastics head area.

Furthermore, one end of the fixing column is provided with an insertion hole, one end of the upper connecting rope extends into the insertion hole and penetrates through the fixing column, one end of the insertion hole is provided with a fixing bolt, one end of the fixing bolt extends into the insertion hole and is in contact with the upper connecting rope, and the fixing bolt is in threaded connection with the insertion hole so as to connect the upper connecting rope with the fixing column;

the outer end of the semicircular supporting plate is fixedly provided with a loudspeaker, the outer end of the loudspeaker is fixedly provided with a first microphone, and when the chin is fixed, the speaking sound of a patient is amplified.

Furthermore, a plurality of inflatable cushion blocks are fixedly arranged on the inner side of the plastic head band, inflatable pipes are fixedly arranged on the inflatable cushion blocks, one ends of the inflatable pipes extend to the outer side of the plastic head band, and valves are fixedly arranged on the inflatable pipes so as to inflate the inflatable cushion blocks;

the plastic head band is characterized in that a clip-shaped buckle is fixedly arranged at one end of the plastic head band, a binding band is fixedly arranged at the other end of the plastic head band, and two magic tapes are fixedly arranged on the binding band to bind the plastic head band on the head.

Further, adjustment mechanism includes two fixed blocks, the fixed block card is in plastics bandeau outer end, the fixed support that is equipped with on the fixed block, the inside fixed axle that is equipped with of support, the fixed axle both ends pass through bearing swing joint with both sides inner wall around the support respectively, fixed axle outer pot head is equipped with the outer tube, the outer tube both ends are all fixed and are equipped with clockwork spring, fix through clockwork spring's elasticity, clockwork spring establishes in the fixed axle outer end, two clockwork spring one end respectively with support front and back both sides inner wall fixed connection.

Furthermore, one end of the fixed shaft extends to the rear side of the support and is fixedly provided with a fixed wheel, the outer end of the fixed wheel is provided with a groove, the outer end of the fixed wheel is fixedly provided with a tension rope, the tension rope is wound at the groove at the outer end of the fixed wheel, and the elasticity of the clockwork spring is adjusted by pulling the tension rope.

Furthermore, a fixing rod is fixedly arranged on the fixing block, a limiting ring is arranged at the outer end of the fixing rod and is in threaded connection with the limiting ring, the fixing rod is arranged at the bottom of the fixing wheel, one end of the tensile rope is connected to the outer end of the fixing rod, the tensile rope is fixed through the fixing rod, and the limiting ring is arranged on the outer side of the joint of the tensile rope and the fixing rod to achieve the limiting effect.

Furthermore, connecting plates are fixedly arranged at the outer ends of the two outer tubes, one end of one of the connecting plates is fixedly provided with a pressing ring, one side of the pressing ring is fixedly provided with a cotton pad, two heating wires are fixedly arranged in the cotton pad, and the wound is heated through the heating of the heating wires in winter;

the other side of the pressing ring is provided with a baffle and a hollow disc, the outer ends of the baffle and the hollow disc are fixedly provided with mounting rings, the mounting rings are connected with the pressing ring through screws, so that the baffle and the hollow disc are fixed, one side of the hollow disc is fixedly provided with a plurality of inserting rods, one ends of the inserting rods penetrate through the pressing ring through the inner side of the pressing ring, and air is conducted through the inserting rods;

the air bag type wound healing instrument is characterized in that an inner connecting pipe is fixedly arranged on the other side of the hollow disc, one end of the inner connecting pipe is sleeved with a sleeve and movably connected with the sleeve through a sealing bearing, a hose is fixedly arranged at the outer end of the sleeve, an air bag is fixedly arranged at one end of the hose, air is blown to a wound by the air bag, an air inlet pipe is fixedly arranged at the bottom end of the air bag, and check valves are fixedly arranged on the hose and the air inlet pipe.

Furthermore, a sound guide pipe is fixedly arranged on one side of the baffle, one end of the sound guide pipe penetrates through the pressing ring through the inner side of the pressing ring and is fixedly provided with an elastic head, the sound guide pipe is used for conducting sound, a connecting ring is fixedly arranged on the other side of the baffle, a sealing pipe is sleeved at the outer end of the connecting ring and is connected with the sealing pipe through threads, and a sound insulation pad is fixedly arranged on the inner wall of the sealing pipe, so that the interference of noise is avoided;

the player is fixedly arranged on the inner wall of one side of the sealing tube, the second microphone is fixedly arranged at the bottom end of the sealing tube and electrically connected with the player, and external sound is transmitted into the ear.

Furthermore, the two sides of the other connecting plate are respectively and fixedly provided with an air pressure chamber and an air duct, the air duct is communicated with the inside of the air pressure chamber, one end of the air duct is fixedly provided with a balloon, and the ear canal is blocked by the balloon.

Furthermore, the inside push pedal that is equipped with of pneumatic chamber, the fixed sealed pad that is equipped with in push pedal one side has improved the leakproofness of push pedal, the push pedal all contacts with the pneumatic chamber inner wall with sealed outer end that fills up, the fixed screw rod that is equipped with of push pedal opposite side, the screw rod extends to pneumatic chamber one side and is fixed and be equipped with the knob, the screw rod is connected through the screw thread with the pneumatic chamber, rotates the screw rod drive push pedal and removes.

The invention has the technical effects and advantages that:

1. the invention fixes the semicircular supporting plate at the tip of the chin of a patient, utilizes the elasticity of the spring to pull the lower connecting rope, further tensions the semicircular supporting plate, fixes the chin of the patient, avoids the overlarge opening of the mouth of the patient by means of the elasticity of the spring, further avoids the influence on the muscle of the face and the fixing looseness of the ears, and in addition, records the sound of the patient through the first microphone and amplifies the sound through the loudspeaker, and avoids the influence on the normal speaking of the patient due to the fixing of the chin.

2. The medical cotton pad coated with the medicine is placed at the wound and clamped between the pressing ring and the wound, the tightness degree of the clockwork spring can be adjusted by adjusting the length of the pulled tension rope, the pressure of the pressing ring on the wound is further adjusted, the fixed pressure of the wound is automatically adjusted, the tension rope is loosened and loosened during dressing change, the new cotton pad with the medicine is replaced after the pressing ring is lifted, the tension rope is tensioned again to clamp and fix the cotton pad, and the cotton pad is not required to be wound and fixed one by one through gauze, so that the medical cotton pad is more convenient and rapid.

3. According to the invention, one end of the inserting rod is inserted into the cotton pad without penetrating through the cotton pad, and then the air bag is pressed, so that air in the air bag is extruded into the sleeve through the hose and then is guided into the cotton pad through the inserting rod, the air permeability of the cotton pad is improved, and discomfort caused by long-time air impermeability of a wound is avoided.

4. According to the invention, the baffle plate is arranged on the pressing ring, the sound guide tube penetrates through the cotton pad, the elastic head slightly extends into the auditory canal, the second microphone can receive outside sound and play the sound through the player, the played sound is transmitted along the sound guide tube and penetrates through the cotton pad to enter the auditory canal, so that a patient can hear the outside sound through the cotton pad, and the phenomenon that the hearing of the patient is affected due to the fact that two ears are wrapped at the same time is avoided.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a perspective view of a semi-circular pallet of the present invention;

FIG. 4 is a perspective semi-sectional view of the bellows and the fixing post of the present invention;

FIG. 5 is a perspective view of the bladder and push ring of the present invention;

FIG. 6 is a perspective view of the bladder and retainer ring of the present invention;

FIG. 7 is an enlarged view of portion A of FIG. 5 in accordance with the present invention;

FIG. 8 is a perspective half-sectional view of the stent of the present invention;

FIG. 9 is a perspective semi-sectional view of the hollow disk and the pressing ring of the present invention;

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

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

FIG. 12 is a perspective semi-sectional view of the sealing tube and the pressing ring of the present invention;

FIG. 13 is an enlarged view of section B of FIG. 12 in accordance with the present invention;

fig. 14 is a perspective half-sectional view of the air chamber of the present invention.

The reference signs are: 1. a plastic headband; 2. a fixed block; 3. inflating the cushion block; 4. fixing the bolt; 5. an upper connecting rope; 6. a bellows; 7. a semicircular supporting plate; 8. a soft cushion; 9. a first microphone; 10. a loudspeaker; 11. an air bag; 12. a hose; 13. a hollow disc; 14. a sleeve; 15. pressing a ring; 16. a connecting plate; 17. a support; 18. binding bands; 19. buckling in a shape of Chinese character 'hui'; 20. a cotton pad; 21. magic tape; 22. an air pressure chamber; 23. a fixed shaft; 24. an outer tube; 25. a clockwork spring; 26. a fixed wheel; 27. a groove; 28. a tension rope; 29. a balloon; 30. an air duct; 31. pushing the plate; 32. a screw; 33. a lower connecting rope; 34. an end plate; 35. a sound guide tube; 36. an elastic head; 37. a second microphone; 38. sealing the tube; 39. a baffle plate; 40. a mounting ring; 41. an air inlet pipe; 42. fixing a column; 43. a spring; 44. a limiting ring; 45. fixing the rod; 46. a heater; 47. inserting a rod; 48. an internal connection pipe; 49. a connecting ring; 50. a sound insulating pad; 51. and (6) a player.

Detailed Description

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

Referring to the attached drawings 1-14 in the specification, the otology postoperative wound fixing device provided by the invention comprises a plastic headband 1 and an adjusting mechanism, wherein the adjusting mechanism is arranged at the outer end of the plastic headband 1, a semicircular supporting plate 7 is arranged at the bottom of the plastic headband 1, the semicircular supporting plate 7 is fixed at the chin and used for fixing the chin, a cushion 8 is fixedly arranged on the inner side of the semicircular supporting plate 7, the comfort level is improved, lower connecting ropes 33 are fixedly arranged at two ends of the semicircular supporting plate 7, two corrugated pipes 6 are arranged at the top of the semicircular supporting plate 7, springs 43 are arranged in the corrugated pipes 6, end plates 34 are fixedly arranged at two ends of the corrugated pipes 6, two ends of each spring 43 are respectively and fixedly connected with the two end plates 34, and the elasticity of each spring 43 is used for buffering the movement of the chin;

two lower connecting rope 33 one end respectively with the end plate 34 fixed connection of two bottoms, the top end plate 34 top is fixed and is equipped with connecting rope 5, the fixed two fixed columns 42 that are equipped with of plastic bandeau 1 outer end, two go up connecting rope 5 one end and establish respectively on two fixed columns 42 to this connects semicircle layer board 7 on plastic bandeau 1.

An insertion hole is formed in one end of the fixing column 42, one end of the upper connecting rope 5 extends into the insertion hole and penetrates through the fixing column 42, a fixing bolt 4 is arranged at one end of the insertion hole, one end of the fixing bolt 4 extends into the insertion hole and is in contact with the upper connecting rope 5, and the fixing bolt 4 is in threaded connection with the insertion hole, so that the upper connecting rope 5 is connected with the fixing column 42;

the outer end of the semicircular supporting plate 7 is fixedly provided with a loudspeaker 10, the outer end of the loudspeaker 10 is fixedly provided with a first microphone 9, and when the chin is fixed, the speaking sound of a patient is amplified.

The plastic headband 1 is worn and fixed on the head of a patient, the position of the plastic headband 1 is located above ears, then the semicircular supporting plate 7 is fixed at the tip of the chin of the patient, the soft pad 8 on the semicircular supporting plate 7 is in direct contact with the chin, one end of the upper connecting rope 5 extends into the jack and penetrates through the fixing column 42, the semicircular supporting plate 7 is placed at the chin to pull the upper connecting rope 5, the spring 43 is stretched, the elastic force of the spring 43 enables the upper connecting rope 5 to be in a slightly tight state, then the fixing bolt 4 is screwed to fix the upper connecting rope 5, at the moment, the elastic force of the spring 43 pulls the lower connecting rope 33 to tighten the semicircular supporting plate 7, so that the chin of the patient is fixed, once the chin is opened, the chin is moved, the spring 43 is further stretched to enable the movement of the chin to have resistance, so that the excessive movement of the mouth of the patient is avoided by means of the elastic force of the spring 43 being opened, the phenomenon that the muscles of the face are influenced and the ears are loosened due to the influence of the normal voice of the patient is avoided by the microphone 10 when the patient speaks, and the patient is prevented from being amplified by the microphone 10.

In order to solve the problem that the discomfort can be caused when the plastic headband 1 is fixed on the head for too long, as shown in fig. 1 and 2, a plurality of inflatable cushion blocks 3 are fixedly arranged on the inner side of the plastic headband 1, inflatable tubes are fixedly arranged on the inflatable cushion blocks 3, one ends of the inflatable tubes extend to the outer side of the plastic headband 1, and valves are fixedly arranged on the inflatable tubes so as to inflate the inflatable cushion blocks 3;

one end of the plastic headband 1 is fixedly provided with a clip 19, the other end of the plastic headband 1 is fixedly provided with a bandage 18, and the bandage 18 is fixedly provided with two magic tapes 21 to bind the plastic headband 1 on the head.

Wrap around plastic bandeau 1 in patient's head outer end, pass back shape knot 19 with bandage 18, and make two magic subsides 21 on the bandage 18 adhere each other, fix plastic bandeau 1 at the head with this, can adjust the elasticity of plastic bandeau 1 through pulling bandage 18, at the fixed in-process of plastic bandeau 1, can aerify inflatable cushion 3, improve the travelling comfort of wearing plastic bandeau 1 after making its inflation, and simultaneously, inflatable cushion 3 directly contacts with the head and makes the head atress, can aerify one of them part inflatable cushion 3 earlier, aerify another part inflatable cushion 3 after a period, with this atress position that changes the head, avoid wearing plastic bandeau 1 for a long time and lead to the discomfort.

In order to adjust fixed elasticity, as fig. 5-8, adjustment mechanism includes two fixed

blocks

2, 2 cards of fixed block are in 1 outer end of plastics bandeau, fixed block 2 is gone up to be fixed and is equipped with support 17, the inside fixed axle 23 that is equipped with of support 17, fixed axle 23 both ends pass through bearing swing joint with support 17 front and back both sides inner wall respectively, fixed axle 23 outer pot head is equipped with outer tube 24, outer tube 24 both ends are all fixed and are equipped with clockwork spring 25, fix through clockwork spring 25's elasticity, clockwork spring 25 establishes in fixed axle 23 outer end, two clockwork spring 25 one end respectively with support 17 front and back both sides inner wall fixed connection.

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

Fixed being equipped with dead lever 45 on fixed block 2, dead lever 45 outer end is equipped with spacing collar 44 and passes through threaded connection with spacing collar 44, dead lever 45 establishes in the tight pulley 26 bottom, the stay cord 28 one end is connected in dead lever 45 outer end to this is fixed with the stay cord 28, spacing collar 44 is established in the outside of stay cord 28 and dead lever 45 junction, has played spacing effect.

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

the fixed block 2 is located directly over the ear, fix at the head through the plastics bandeau 1, the pressing ring 15 is located the ear, the pressing ring 15 is the annular, can be convenient exert pressure to the wound of ear front side and rear side, place the medical cotton pad that has scribbled the medicine at the wound, press between pressing ring 15 and wound, pulling force rope 28 drives the tight pulley 26 and rotate, and then make fixed axle 23 rotate, fixed axle 23 rotates the back clockwork spring 25 and tighten up, clockwork spring 25's elasticity drive outer tube 24, and then drive the pressing ring 15 of connecting plate 16 and connecting plate 16 one end, with this exert pressure with the wound, fix the wound, can adjust the elasticity degree of clockwork spring 25 through the length of pulling force rope 28 of adjusting the pulling out, and then adjust the pressure of pressing ring 15 to the wound, with this realization to the self-adjustment of wound fixed pressure, when changing dressings, pulling force 28 is loosened, loosen pulling force rope 28, will press pressing ring 15 to lift after, the cotton pad that has the medicine of more new taut, it is fixed again can, need not through pressing the tight winding of the tensile force, it is convenient way, more convenient.

Aiming at different situations, different fixing modes are suitable, as shown in fig. 9-14, the other side of the pressing ring 15 is provided with a baffle 39 and a hollow disk 13, the outer ends of the baffle 39 and the hollow disk 13 are both fixedly provided with a mounting ring 40, the mounting ring 40 is connected with the pressing ring 15 through screws, so that the baffle 39 and the hollow disk 13 are fixed, one side of the hollow disk 13 is fixedly provided with a plurality of insertion rods 47, one end of each insertion rod 47 penetrates through the pressing ring 15 through the inner side of the pressing ring 15, and air is conducted through the insertion rods 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 movably connected with the sleeve 14 through a sealing bearing, the outer end of the sleeve 14 is fixedly provided with a hose 12, one end of the hose 12 is fixedly provided with an air bag 11, the air bag 11 is used for blowing air to a wound, the bottom end of the air bag 11 is fixedly provided with an air inlet pipe 41, and the hose 12 and the air inlet pipe 41 are both fixedly provided with a one-way valve.

The first embodiment is as follows: summer weather is stifle, can be additionally fixed cavity disc 13 on pressing ring 15, be fixed with a plurality of inserted bars 47 on the cavity disc 13, if the cotton pad of fixed wound is thick, can insert in the cotton pad with inserted bar 47 one end, need not to pass the cotton pad, then press gasbag 11 for the air in the gasbag 11 is crowded into sleeve pipe 14 through hose 12, then the inside of leading-in cotton pad through inserted bar 47, improves its gas permeability, avoids the wound to be airtight for a long time and arouses the discomfort.

A sound guide pipe 35 is fixedly arranged on one side of the baffle 39, one end of the sound guide pipe 35 penetrates through the pressing ring 15 through the inner side of the pressing ring 15 and is fixedly provided with an elastic head 36, the sound guide pipe 35 is utilized to conduct sound, a connecting ring 49 is fixedly arranged on the other side of the baffle 39, a sealing pipe 38 is sleeved at the outer end of the connecting ring 49 and is connected with the sealing pipe 38 through threads, and a sound insulation pad 50 is fixedly arranged on the inner wall of the sealing pipe 38, so that the interference of noise is avoided;

the player 51 is fixedly arranged on the inner wall of one side of the sealing tube 38, the second microphone 37 is fixedly arranged at the bottom end of the sealing tube 38, and the second microphone 37 is electrically connected with the player 51 and transmits external sound into ears.

The second embodiment: if patient's ears have all carried out the operation, and the wound is not located the duct, need wrap the ears simultaneously, in order not to influence patient's sense of hearing, can install baffle 39 on pressing ring 15, sound guide tube 35 passes the cotton pad, elastic head 36 slightly probes into the duct, outside sound can be accepted to second microphone 37 this moment, and play sound through player 51, the sound of broadcast is propagated along sound guide tube 35, and pass in the cotton pad gets into the duct, make the patient can hear outside sound apart the cotton pad, avoid the ears to wrap simultaneously and influence patient's sense of hearing with this.

And the other two sides of the connecting plate 16 are respectively fixedly provided with an air pressure chamber 22 and an air duct 30, the air duct 30 is communicated with the inside of the air pressure chamber 22, one end of the air duct 30 is fixedly provided with a balloon 29, and the ear canal is blocked by the balloon 29.

The inside push pedal 31 that is equipped with of pneumatic chamber 22, the fixed sealed pad that is equipped with in push pedal 31 one side has improved push pedal 31's leakproofness, push pedal 31 and the sealed outer end that fills up all contact with pneumatic chamber 22 inner wall, the fixed screw rod 32 that is equipped with of push pedal 31 opposite side, screw rod 32 extends to pneumatic chamber 22 one side and fixed knob that is equipped with, screw rod 32 is connected through the screw thread with pneumatic chamber 22, rotates screw rod 32 drive push pedal 31 and removes.

Example three: if the operation wound is in the ear canal, alcohol cotton with medicine or a small piece of folded gauze can be inserted into the ear canal, then the connecting plate 16 with the air pressure chamber 22 is placed on the ear, the balloon 29 is placed at the inlet of the ear canal, the screw rod 32 is driven to rotate by rotating the knob, the push plate 31 is driven to extrude the air in the air pressure chamber 22 into the balloon 29 along the air guide tube 30, the balloon 29 is accordingly expanded and blocks the inlet of the ear canal, the wound can be fixed only by closing the ear canal, and the expansion degree of the balloon 29 is self-adjusted according to the size of the ear canal.

In summary, the above three embodiments are applicable to different situations, and can be selected according to the actual situation of the patient, the fixing block 2 is fixed at the outer end of the plastic headband 1, but 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, the fixing block 2 can also be detached and replaced, in addition, the hollow disc 13 and the baffle 39 on the pressing ring 15 can also be detached, and either one of the two can be selected according to the actual situation for use, or not used, but the hollow disc 13 and the baffle 39 cannot be installed on the same pressing ring 15 at the same time.

And finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides an otology postoperative wound fixing device, includes plastics bandeau (1) and adjustment mechanism, adjustment mechanism establishes in plastics bandeau (1) outer end, its characterized in that: a semicircular supporting plate (7) is arranged at the bottom of the plastic head band (1), a soft cushion (8) is fixedly arranged on the inner side of the semicircular supporting plate (7), lower connecting ropes (33) are fixedly arranged at two ends of the semicircular supporting plate (7), two corrugated pipes (6) are arranged at the top of the semicircular supporting plate (7), a spring (43) is arranged inside each corrugated pipe (6), end plates (34) are fixedly arranged at two ends of each corrugated pipe (6), and two ends of each spring (43) are fixedly connected with the two end plates (34) respectively;

two lower connection rope (33) one end respectively with end plate (34) fixed connection of two bottoms, the top end plate (34) top is fixed and is equipped with connection rope (5), fixed two fixed columns (42) that are equipped with of plastics bandeau (1) outer end, two go up connection rope (5) one end and establish respectively on two fixed columns (42).

2. An otological post-operative wound holding device of claim 1, wherein: an insertion hole is formed in one end of the fixing column (42), one end of the upper connecting rope (5) extends into the insertion hole and penetrates through the fixing column (42), a fixing bolt (4) is arranged at one end of the insertion hole, one end of the fixing bolt (4) extends into the insertion hole and is in contact with the upper connecting rope (5), and the fixing bolt (4) is in threaded connection with the insertion hole;

the loudspeaker (10) is fixedly arranged at the outer end of the semicircular supporting plate (7), and the first microphone (9) is fixedly arranged at the outer end of the loudspeaker (10).

3. An otological post-operative wound holding device of claim 1, wherein: a plurality of inflation cushion blocks (3) are fixedly arranged on the inner side of the plastic head band (1), inflation tubes are fixedly arranged on the inflation cushion blocks (3), one ends of the inflation tubes extend to the outer side of the plastic head band (1), and valves are fixedly arranged on the inflation tubes;

one end of the plastic head band (1) is fixedly provided with a clip (19), the other end of the plastic head band (1) is fixedly provided with a bandage (18), and two magic tapes (21) are fixedly arranged on the bandage (18).

4. An otological post-operative wound holding device of claim 1, wherein: adjustment mechanism includes two fixed block (2), fixed block (2) card is in plastics bandeau (1) outer end, fixed support (17) of being equipped with on fixed block (2), support (17) inside is equipped with fixed axle (23), fixed axle (23) both ends pass through bearing swing joint with support (17) front and back both sides inner wall respectively, fixed axle (23) outer pot head is equipped with outer tube (24), outer tube (24) both ends are all fixed and are equipped with clockwork spring (25), clockwork spring (25) are established in fixed axle (23) outer end, two clockwork spring (25) one end is respectively with support (17) front and back both sides inner wall fixed connection.

5. An otological post-operative wound holding device of claim 4, wherein: one end of the fixed shaft (23) extends to the rear side of the support (17) and is fixedly provided with a fixed wheel (26), 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 on the groove (27) at the outer end of the fixed wheel (26).

6. An otological post-operative wound holding device of claim 5, wherein: the fixed dead lever (45) that is equipped with on fixed block (2), dead lever (45) outer end is equipped with spacing collar (44) and passes through threaded connection with spacing collar (44), establish in tight pulley (26) bottom dead lever (45), dead lever (28) one end is connected in dead lever (45) outer end, establish in the outside of dead lever (28) and dead lever (45) junction spacing collar (44).

7. An otological post-operative wound holding device of claim 4, wherein: the outer ends of the two outer pipes (24) are respectively fixedly provided with a connecting plate (16), one end of one connecting plate (16) is fixedly provided with a pressing ring (15), one side of each pressing ring (15) is fixedly provided with a cotton pad (20), and two heating wires (46) are fixedly arranged in the cotton pad (20);

a baffle plate (39) and a hollow disc (13) are arranged on the other side of the pressing ring (15), mounting rings (40) are fixedly arranged at the outer ends of the baffle plate (39) and the hollow disc (13), the mounting rings (40) are connected with the pressing ring (15) through screws, a plurality of inserting rods (47) are fixedly arranged on one side of the hollow disc (13), and one ends of the inserting rods (47) penetrate through the pressing ring (15) through the inner side of the pressing ring (15);

fixed in-connection pipe (48) that is equipped with of cavity disc (13) opposite side, in-connection pipe (48) pot head is equipped with sleeve pipe (14) and passes through sealed bearing swing joint with sleeve pipe (14), fixed hose (12) that are equipped with in sleeve pipe (14) outer end, hose (12) one end is fixed and is equipped with gasbag (11), gasbag (11) bottom mounting is equipped with intake pipe (41), all fixed check valves that are equipped with on hose (12) and intake pipe (41).

8. An otological post-operative wound holding device according to claim 7, wherein: the sound insulation device is characterized in that a sound guide pipe (35) is fixedly arranged on one side of the baffle plate (39), one end of the sound guide pipe (35) penetrates through the pressing ring (15) through the inner side of the pressing ring (15) and is fixedly provided with an elastic head (36), a connecting ring (49) is fixedly arranged on the other side of the baffle plate (39), a sealing pipe (38) is sleeved at the outer end of the connecting ring (49) and is connected with the sealing pipe (38) through threads, and a sound insulation pad (50) is fixedly arranged on the inner wall of the sealing pipe (38);

the player (51) is fixedly arranged on the inner wall of one side of the sealing tube (38), the second microphone (37) is fixedly arranged at the bottom end of the sealing tube (38), and the second microphone (37) is electrically connected with the player (51).

9. An otological post-operative wound holding device of claim 7, wherein: and an air pressure chamber (22) and an air duct (30) are respectively fixedly arranged on two sides of the other connecting plate (16), the air duct (30) is communicated with the inside of the air pressure chamber (22), and a balloon (29) is fixedly arranged at one end of the air duct (30).

10. An otological post-operative wound holding device of claim 9, wherein: the utility model discloses a pneumatic chamber, including pneumatic chamber (22), push pedal (31) one side is fixed and is equipped with sealed the pad, push pedal (31) and sealed pad outer end all contact with pneumatic chamber (22) inner wall, push pedal (31) opposite side is fixed and is equipped with screw rod (32), screw rod (32) extend to pneumatic chamber (22) one side and are fixed and be equipped with the knob, screw rod (32) are connected through the screw thread with pneumatic chamber (22).