External auditory canal applicator

Abstract

The utility model belongs to the technical field of medical instruments, and discloses an external auditory canal applicator. Comprising a medicine charging barrel, a medicine applying head, a base, a camera and a lamp, the medicine charging barrel comprises an empty barrel, a piston is slidably mounted in the empty barrel, a connecting rod is mounted at one end of the piston, a push plate is mounted at one end of the connecting rod, and a threaded barrel is mounted at one end of the empty barrel; the bottom of the medicine inlet pipe is further connected with a telescopic pipe, and the bottom of the telescopic pipe is connected with a connecting cylinder. By means of the camera and the lamp, the ear canal is illuminated through the lamp, a user can conveniently observe the condition in the ear through the camera, operation is safer, accurate medicine feeding is facilitated, the fixing cylinder, the telescopic pipe, the connecting cylinder, the sponge, the connecting pipe, the fixing box, the air bag and the limiting spring are additionally arranged, reciprocating movement of the sponge is achieved, medicine in the sponge is dispensed on a wound, and the wound is more convenient to use. The medicament waste is further reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, and more specifically, to an external auditory canal applicator. Background Art

[0002] The human ear is composed of three parts: the outer ear, the middle ear, and the inner ear. Many people have the habit of picking their ears. Picking their ears can clean the ear canal and keep the body and mind happy. However, you need to pay attention to the force and tools used in picking your ears. Excessive force or unclean tools will often cause damage and inflammation of the external auditory canal, and you need to squeeze medicine into the ear canal to sterilize and disinfect it.

[0003] Publication No.: CN213310881U proposes an external auditory canal applicator, including a medicine storage shell, a medicine inlet is provided in the middle position above the medicine storage shell, and a threaded cover is provided on the medicine inlet, a vertical cylinder is provided at the rear end of the medicine storage shell, and finger clamps are provided on the left and right sides of the front end of the vertical cylinder, a piston push rod is sleeved in the vertical cylinder, and the front end of the piston push rod extends into the interior of the medicine storage shell and is connected with the piston plate, and an applicator rod is provided at the front end of the medicine storage shell, and a medicine delivery channel connected to the interior of the medicine storage shell is provided at the center position of the applicator rod, and medicine application ports connected to the medicine delivery channel are evenly provided on the surface of the applicator rod. The utility model has a simple structure and a novel design, and can realize uniform application of solid ointments and liquid medicines on the skin in the patient's ear canal, and the application operation is simple and will not affect the user's hearing; the applicator adopts a blind medicine delivery method, which cannot deliver medicine accurately, which is easy to cause uneven application of wound medicine, and is easy to cause secondary injury to the ear canal, and has certain safety hazards. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides an external auditory canal applicator.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an external auditory canal applicator, comprising a drug-filled cartridge, a drug-filled head, a base, a camera and a lamp, the drug-filled cartridge comprising an empty cartridge, a piston slidably mounted inside the empty cartridge, a connecting rod mounted at one end of the piston, a push plate mounted at one end of the connecting rod, and a threaded cartridge mounted at one end of the empty cartridge;

[0006] The applicator head includes a drug inlet tube, a fixed tube is installed at the bottom of the drug inlet tube, a telescopic tube is also connected to the bottom of the drug inlet tube, a connecting tube is connected to the bottom of the telescopic tube, the connecting tube is slidably installed on the inner wall of the fixed tube, a sponge is attached to the bottom of the connecting tube by double-sided tape, a cavity is provided inside the telescopic tube, a connecting tube connected to the cavity is installed at one end of the telescopic tube, a fixed box is also installed at the bottom of the drug inlet tube, the bottom of the fixed box is elastically connected to an airbag by a limit spring, and one end of the connecting tube extending into the fixed box is connected to the top of the airbag.

[0007] Furthermore, a groove is provided on the top of the sponge and is slidably connected to the outer side of the fixed tube.

[0008] Furthermore, a discharge hole is provided at the lower end of the connecting cylinder.

[0009] Furthermore, one end of the medicine inlet tube is provided with a thread groove which is threadably connected to the outer side of the threaded barrel.

[0010] Furthermore, the base is installed at the bottom of the medicine inlet tube and is located between the fixed tube and the fixed box. The camera is installed at one end of the base close to the fixed tube, and the lamp is installed at the bottom of the base.

[0011] Furthermore, a mounting hole matching the size of the connecting pipe is formed at one end of the fixing box, and a through hole matching the size of the connecting pipe is formed at the upper end of the base.

[0012] Compared with the prior art, the beneficial effects of the utility model are: through the arrangement of the camera and the lamp, the ear canal is illuminated by the lamp, the camera is convenient for the user to observe the situation inside the ear, the operation is safer, and the medicine delivery is convenient and accurate. A fixed tube, a telescopic tube, a connecting tube, a sponge, a connecting tube, a fixed box, an airbag and a limit spring are added to realize the reciprocating movement of the sponge, so that the medicine in the sponge can be applied to the wound, further reducing the waste of medicine. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is the overall structural explosion intention of the utility model;

[0015] Figure 3 This is a cross-sectional view of the upper structure of the medicine inlet pipe of the utility model;

[0016] Figure 4 It is a cross-sectional view of the medicine inlet pipe and the empty cylinder structure of the utility model.

[0017] In the figure:

[0018] 1. Empty cylinder; 101. Handle; 2. Piston; 3. Connecting rod; 4. Push plate; 5. Threaded cylinder; 6. Medicine inlet tube; 7. Base; 8. Camera; 9. Light; 10. Fixed cylinder; 11. Telescopic tube; 12. Connecting cylinder; 13. Sponge; 14. Connecting tube; 15. Fixed box; 16. Airbag; 17. Limit spring. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 The utility model provides the following technical solutions: an external auditory canal applicator, comprising a medicine cartridge, an applicator head, a base 7, a camera 8 and a lamp 9. The medicine cartridge comprises an empty cylinder 1, a piston 2 is slidably mounted inside the empty cylinder 1, a rubber ring is arranged on the outer side of the piston 2, and the inner cavity of the empty cylinder 1 is sealed by the rubber ring. A connecting rod 3 is mounted at one end of the piston 2, and a push plate 4 is mounted at one end of the connecting rod 3. The push plate 4 extends out of the empty cylinder 1 to facilitate the user to move the piston 2.

[0021] The applicator head includes a drug inlet tube 6, a threaded tube 5 is installed at one end of the empty tube 1, the threaded tube 5 is communicated with the empty tube 1, one end of the drug inlet tube 6 is provided with a threaded groove which is threadedly connected to the outer side of the threaded tube 5, the other end of the drug inlet tube 6 is in a closed state and is arc-shaped and convex, the contact area between the empty tube 1 and the drug inlet tube 6 is increased by the threaded tube 5, and the empty tube 1 and the drug inlet tube 6 are conveniently disassembled, a fixed tube 10 is installed at the bottom of the drug inlet tube 6, a telescopic tube 11 is also connected to the bottom of the drug inlet tube 6, a connecting tube 12 is connected to the bottom of the telescopic tube 11, the bottom of the connecting tube 12 is in a closed state, the top of the connecting tube 12, the telescopic tube 11 and the bottom of the drug inlet tube 6 are communicated, a discharge hole is provided at the lower end of the connecting tube 12, when the telescopic tube 11 is in a compressed state, the fixed tube 10 closes the discharge hole, the connecting tube 12 is slidably installed on the inner wall of the fixed tube 10, and the sliding of the telescopic tube 11 and the connecting tube 12 is increased by the fixed tube 10 The bottom of the connecting tube 12 is attached with a sponge 13 by double-sided tape, which is convenient for subsequent replacement of the sponge 13 by double-sided tape. It is safe and hygienic, and the replacement cost is low. The top of the sponge 13 is provided with a groove that is slidably connected to the outer side of the fixed tube 10. The interior of the telescopic tube 11 is provided with a cavity, and a connecting tube 14 that is connected to the cavity is installed at one end of the telescopic tube 11. A fixing box 15 is also installed at the bottom of the medicine inlet tube 6. A mounting hole that is compatible with the size of the connecting tube 14 is opened at one end of the base 7. A through hole that is compatible with the size of the connecting tube 14 is opened at the upper end of the base 7. The bottom of the interior of the fixing box 15 is elastically connected with an airbag 16 by a limiting spring 17. The airbag 16, the connecting tube 14 and the cavity of the telescopic tube 11 are connected. One end of the connecting tube 14 extending into the interior of the fixing box 15 is connected to the top of the airbag 16, and the airbag 16 is limited by the limiting spring 17.

[0022] The base 7 is installed at the bottom of the medicine inlet tube 6 and is located between the fixed cylinder 10 and the fixed box 15. The camera 8 is installed at one end of the base 7 close to the fixed cylinder 10. The lamp 9 is installed at the bottom of the base 7. A battery is installed at the bottom of the empty cylinder 1. A switch button connected to the battery, lamp 9 and camera 8 by wires is provided on the outer side of the bottom of the empty cylinder 1. The camera 8 is electrically connected to an external display screen, and the external auditory canal is illuminated by the lamp 9. The external auditory canal environment is sent to the external screen through the camera 8 for presentation.

[0023] Working principle: When in use, first stick a clean sponge 13 to the bottom of the connecting tube 12 through double-sided tape, so that the sponge 13 is sleeved on the outside of the fixed tube 10, and then insert the threaded tube 5 into the medicine, pull the push plate 4 toward the end away from the empty tube 1, and the push plate 4 drives the connecting rod 3 and the piston 2 to move, and the medicine enters the empty tube 1 through the threaded tube 5, and then the medicine inlet tube 6 is threadedly connected to the threaded tube 5, and then the switch button at the bottom of the empty tube 1 is pressed to turn on the camera 8 and the light 9, and the medicine inlet tube 6 is placed into the external auditory canal, and the external auditory canal is illuminated by the light 9, and the external auditory canal environment is sent to the external screen through the camera 8 for display, and the empty tube 1 is rotated to bring the sponge 13 close to the wound, and then the handle 101 is clamped, and the push plate 4 is pushed intermittently. When the push plate 4 is pushed, it drives the connecting rod 3 and the piston 2 to move, and the piston 2 pushes the medicine out of the empty tube 1, and then The threaded barrel 5, the medicine inlet pipe 6 and the telescopic tube 11 enter the connecting barrel 12, driving the connecting barrel 12 to slide downward, the connecting barrel 12 drives the sponge 13 to slide downward, the connecting barrel 12 drives the telescopic tube 11 to expand, and the medicine enters the sponge 13 from the discharge hole at the lower end of the connecting barrel 12. When the telescopic tube 11 is expanded, negative pressure is formed inside, and the gas in the airbag 16 enters the cavity of the telescopic tube 11 through the connecting tube 14. The airbag 16 is compressed and drives the limit spring 17 to expand. After the push plate 4 stops, the rebound force of the limit spring 17 drives the airbag 16 to expand, the telescopic tube 11 is compressed, and the telescopic tube 11 drives the connecting barrel 12 and the sponge 13 to slide upward, thereby realizing the reciprocating movement of the sponge 13, the sponge 13 contacts the wound, and the medicine is applied to the wound from the sponge 13, thereby completing the precise application of the wound, and the operation is safe.

[0024] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art who is familiar with the present technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

[0025] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An external auditory canal applicator, comprising a medicine cartridge, an applicator head, a base (7), a camera (8) and a lamp (9), characterized in that: The drug-loading cartridge comprises an empty cartridge (1), a piston (2) is slidably mounted inside the empty cartridge (1), a connecting rod (3) is mounted on one end of the piston (2), a push plate (4) is mounted on one end of the connecting rod (3), and a threaded cartridge (5) is mounted on one end of the empty cartridge (1); The applicator head comprises a drug inlet tube (6), a fixed tube (10) is installed at the bottom of the drug inlet tube (6), a telescopic tube (11) is also connected to the bottom of the drug inlet tube (6), a connecting tube (12) is connected to the bottom of the telescopic tube (11), the connecting tube (12) is slidably installed on the inner wall of the fixed tube (10), a sponge (13) is attached to the bottom of the connecting tube (12) by double-sided adhesive, a cavity is provided inside the telescopic tube (11), a connecting tube (14) which is in communication with the cavity is installed at one end of the telescopic tube (11), a fixed box (15) is also installed at the bottom of the drug inlet tube (6), the bottom of the fixed box (15) is elastically connected to an air bag (16) by a limit spring (17), and one end of the connecting tube (14) which extends into the fixed box (15) is connected to the top of the air bag (16).

2. The external auditory canal applicator according to claim 1, characterized in that: The top of the sponge (13) is provided with a groove which is slidably connected to the outer side of the fixed cylinder (10).

3. The external auditory canal applicator according to claim 1, characterized in that: The lower end of the connecting cylinder (12) is provided with a discharge hole.

4. The external auditory canal applicator according to claim 1, characterized in that: One end of the medicine inlet pipe (6) is provided with a thread groove which is threadably connected to the outer side of the threaded barrel (5).

5. The external auditory canal applicator according to claim 1, characterized in that: The base (7) is installed at the bottom of the medicine inlet tube (6) and is located between the fixed tube (10) and the fixed box (15). The camera (8) is installed at one end of the base (7) close to the fixed tube (10). The lamp (9) is installed at the bottom of the base (7).

6. The external auditory canal applicator according to claim 1, characterized in that: One end of the fixing box (15) is provided with a mounting hole that matches the size of the connecting tube (14), and the upper end of the base (7) is provided with a through hole that matches the size of the connecting tube (14).

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