External auditory canal medicine applying device

Abstract

The utility model discloses an external auditory canal medicine applying device which comprises an operating handle and a medicine feeding pipe detachably connected with the operating handle, a liquid storage cavity and a liquid measuring cavity are formed in the operating handle, a first through hole is formed in the top of the liquid storage cavity, the liquid storage cavity is communicated with the liquid measuring cavity through a second through hole, and the bottom of the liquid measuring cavity is communicated with the medicine feeding pipe through a third through hole. A medicine supplementing mechanism is arranged in the operation handle and comprises a movable rod, a movable block and a spring, the movable rod penetrates through the first through hole and the second through hole, the upper end of the movable rod is connected with the movable block, the spring is connected between the bottom of the movable block and the top of the operation handle, and a baffle is arranged on the lower portion of the movable rod. The upper surface of the baffle is tightly matched with the lower surface of the second through hole, the movable block is pressed, the movable rod moves downwards to block the third through hole, the lower end of the medicine feeding pipe communicates with the wrapped soaking cotton, and the liquid storage cavity and the liquid measuring cavity are both made of transparent materials. One-time continuous medicine applying can be achieved, the change of liquid medicine is observed, and the medicine applying amount is easy to control.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical equipment technical field, concretely relates to an external auditory meatus medicine applying device. BACKGROUND

[0002] At present, when treating ear canal diseases of patients, the traditional external auditory meatus medicine applying method is usually used, that is, disinfecting the external auditory meatus first, then using a medical cotton swab to dip medicine and extend into the external auditory meatus to smear the affected area, or using a dropper to drip medicine into the external auditory meatus. The medicine applying method using the cotton swab needs to dip medicine repeatedly and many times, and a new cotton swab needs to be replaced each time, which wastes resources and easily causes medicine pollution due to repeated opening of the medicine bottle. The medicine applying method using the dropper has the problem of inaccurate medicine applying position, and it is difficult to control the amount of medicine, and too much medicine will deposit in the deep part of the ear canal to stimulate the tympanic membrane or overflow to contaminate clothes. SUMMARY

[0003] The utility model provides an external auditory meatus medicine applying device, which can realize one-time continuous medicine applying and easy control of the amount of medicine.

[0004] To achieve the above technical purposes, the utility model adopts the technical scheme of:

[0005] An external auditory meatus medicine applying device, comprising an operating handle, a medicine delivery tube connected with the operating handle, a liquid storage cavity and a liquid measuring cavity arranged in the operating handle, a through hole one arranged at the top of the liquid storage cavity, the liquid storage cavity and the liquid measuring cavity being communicated through a through hole two, the liquid measuring cavity being communicated with the medicine delivery tube through a through hole three, the center lines of the through hole one, the through hole two and the through hole three being coincident, a medicine supplementing mechanism arranged in the operating handle, the medicine supplementing mechanism comprising a movable rod, a movable block and a spring, the movable rod being arranged in the through hole one and the through hole two, the upper end of the movable rod being connected with the movable block, the spring being arranged between the bottom of the movable block and the top of the operating handle, the lower part of the movable rod being provided with a baffle, the upper surface of the baffle being tightly matched with the lower surface of the through hole two, the diameter of the lower end of the movable rod being larger than the diameter of the through hole three, and the distance from the lower end surface of the movable rod to the through hole three being smaller than the distance from the bottom of the movable block to the top of the operating handle, a plurality of liquid outlet holes being uniformly arranged on the lower end surface of the medicine delivery tube, the liquid outlet holes being wrapped with soaked cotton, and the liquid storage cavity and the liquid measuring cavity being made of transparent material.

[0006] Further, the top of the operating handle is provided with a groove, the through hole one is located at the bottom of the groove, and the movable block is not higher than the upper surface of the groove.

[0007] Further, the liquid storage cavity is provided with a medicine adding opening and a sealing plug matched with the medicine adding opening.

[0008] Further, the inner wall of the through hole one is provided with a dynamic sealing ring, and the sealing plug is provided with a one-way valve with a medium flow direction pointing to the liquid storage cavity.

[0009] Further, the medicine delivery tube is threadedly connected with the operating handle.

[0010] Further, the lower end of the movable rod is in semicircular ball shape or conical shape.

[0011] Further, the third through hole is located at the lowest point of the liquid measuring cavity.

[0012] Further, the medicine delivery tube is thick at the top and thin at the bottom.

[0013] Further, the outer wall of the liquid measuring cavity is provided with volume scale lines, and the outer wall of the medicine delivery tube is provided with length scale lines.

[0014] Further, the top of the medicine delivery tube is provided with a liquid stopping mechanism.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The medicine supplementing mechanism, the medicine storage cavity and the visual design of the liquid measuring cavity enable the operator to take a relatively accurate medicine amount in advance, and then release the medicine liquid through the medicine delivery tube to smear the affected area, so that the medicine amount can be roughly controlled and continuous medicine application can be realized. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed in the embodiments will be briefly introduced as follows. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation on the scope, and for those skilled in the art, other related drawings can also be obtained without creative labor on the basis of the drawings.

[0018] Figure 1 It is a structure schematic diagram of the utility model in a normal state.

[0019] Figure 2 It is a structure schematic diagram of the utility model when the liquid medicine is taken.

[0020] Figure 3 It is a structure schematic diagram of an embodiment of a liquid stopping mechanism.

[0021] In the figure: 1 - handle, 11 - liquid storage cavity, 12 - liquid measuring cavity, 13 - first through hole, 14 - second through hole, 15 - third through hole, 16 - groove, 2 - medicine delivery tube, 21 - liquid outlet hole, 22 - soaking cotton, 31 - movable rod, 32 - movable block, 33 - spring, 34 - baffle, 4 - sealing plug, 5 - liquid stopping bolt, 51 - flow-through hole. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are some but not all of the embodiments of the present application. The components of the embodiments of the present application described and shown in the drawings can be arranged and designed in various different configurations.

[0023] In the description of the embodiments of the present application, it should be noted that the indicated position or positional relationship is based on the position or positional relationship shown in the drawings, or the position or positional relationship commonly placed when the product of the application is used, or the position or positional relationship commonly understood by those skilled in the art, which is only for the convenience of describing the present application and simplifying the description, and is not intended to indicate or imply that the indicated device or element must have a particular position, be constructed and operated in a particular position, and therefore cannot be understood as a limitation on the present application.

[0024] In the description of the embodiments of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be directly connected, or indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0025] As shown in the figure, an external ear canal medicine delivery device, comprising an operating handle 1, a medicine delivery tube 2 threadedly connected with the operating handle 1, the operating handle 1 is provided with a liquid storage cavity 11 and a liquid measuring cavity 12, the top of the liquid storage cavity 11 is provided with a through hole one 13, the liquid storage cavity 11 and the liquid measuring cavity 12 are communicated through a through hole two 14, the bottom of the liquid measuring cavity 12 is communicated with the medicine delivery tube 2 through a through hole three 15, the center lines of the through hole one 13, the through hole two 14 and the through hole three 15 coincide, the liquid storage cavity 11 is provided with a medicine adding port and a sealing plug 4 matched with the medicine adding port, and the liquid medicine can be added into the liquid storage cavity 11.

[0026] The operating handle 1 is provided with a medicine supplementing mechanism, the medicine supplementing mechanism comprises a movable rod 31, a movable block 32 and a spring 33, the movable rod 31 is arranged in the through hole one 13 and the through hole two 14, the upper end of the movable rod 31 is connected with the movable block 32, the bottom of the movable block 32 and the top of the operating handle 1 are connected with the spring 33, the lower part of the movable rod 31 is provided with a baffle 34, and the upper surface of the baffle 34 is tightly matched with the lower surface of the through hole two 14. Figure 1 As shown in the figure, in the conventional state, the baffle 34 closes the through hole two 14 to prevent the liquid medicine from flowing into the liquid measuring cavity 12. Figure 2As shown, when measuring the liquid medicine, press the movable block 32, the movable rod 31 moves downward, the baffle 34 moves downward, the through hole two 14 is opened, the liquid medicine flows into the liquid measuring cavity 12, the liquid measuring cavity 12 is made of transparent material, the outer wall of the liquid measuring cavity 12 is provided with volume scale line, the change of the liquid medicine can be observed, and the measured amount of medicine is more accurate.

[0027] The lower end of the movable rod 31 is larger in diameter than the diameter of the through hole three 15, and the distance from the lower end face of the movable rod 31 to the through hole three 15 is smaller than the distance from the bottom of the movable block 32 to the top of the operating handle 1, that is, the movable rod 31 can block the through hole three 15 when moving downward, and the stroke of downward movement is smaller than the compressible amount of the spring 33, so that when the movable block 32 is pressed, the through hole two 14 is opened at the same time, and the through hole three 15 is closed to prevent the liquid medicine from flowing into the medicine delivery tube 2. Preferably, the lower end of the movable rod 31 is in the form of a semicircular ball or a cone. Before the medicine applying operation, press the movable block 32 first, measure the liquid medicine, then release the movable block 32, close the through hole two 14, open the through hole three 15, and slowly flow the liquid medicine into the medicine delivery tube 2, then extend the medicine delivery tube 2 into the ear canal and start to apply the medicine. The lower end surface of the medicine delivery tube 2 is uniformly provided with a plurality of liquid outlet holes 21, the liquid outlet holes 21 are wrapped with soaked cotton 22, and the liquid medicine soaks the soaked cotton 22. Preferably, the soaked cotton 22 can be replaced by medical sponge or other medical water-absorbing material. Preferably, the medicine delivery tube 2 is thick at the top and thin at the bottom, which ensures that the liquid medicine fully soaks the soaked cotton 22.

[0028] Preferably, the top of the operating handle 1 is provided with a groove 16, the through hole one 13 is located at the bottom of the groove 16, and the movable block 32 is not higher than the upper surface of the groove 16, which prevents the liquid medicine from flowing into the liquid measuring cavity 12 due to accidental touch of the movable block 32.

[0029] Preferably, the inner wall of the through hole one 13 is provided with a dynamic sealing ring to prevent the liquid medicine from flowing out of the through hole one 13, and the sealing plug 4 is provided with a one-way valve pointing to the liquid storage cavity 11 in the medium flow direction, so that the liquid cannot flow out, but the gas can enter the liquid storage cavity 11, keeping the pressure balance between the inside and outside of the operating handle 1.

[0030] Preferably, the through hole three 15 is located at the lowest point of the liquid measuring cavity 12, which ensures that the liquid medicine can flow out completely.

[0031] Preferably, the outer wall of the medicine delivery tube 2 is provided with length scale line, which can observe the length of the medicine delivery tube 2 extended into the ear canal, preventing the damage to the ear canal.

[0032] In order to further accurately measure the liquid, that is, to prevent the medicine delivery tube 2 from not being extended into the ear canal or the movable block 32 from not being pressed sufficiently before measuring the liquid, the top of the medicine delivery tube 2 is provided with a liquid stopping mechanism to block the liquid measuring cavity and the medicine delivery tube 2, and the liquid stopping mechanism is opened after the liquid is measured to release the liquid. Preferably, the liquid stopping mechanism is a liquid stopping clamp. Another preferred embodiment is as follows. Figure 3As shown, the liquid stopping mechanism is a liquid stopping bolt 5, the side wall of the medicine delivery tube 2 has a round hole, the liquid stopping bolt 5 is connected in the round hole and can rotate in the round hole, the inner end of the liquid stopping bolt 5 is provided with a flange which cooperates with a T-shaped groove arranged on the inner wall of the medicine delivery tube 2, the part of the liquid stopping bolt 5 located in the flow channel of the medicine delivery tube 2 is provided with a flow-through hole 51 in the radial direction, the axis of the flow-through hole 51 is perpendicular to the axis of the medicine delivery tube 2 in the blocking state, after the medicine liquid is measured, the liquid stopping bolt 5 is rotated to make the axis of the flow-through hole parallel to the axis of the medicine delivery tube 2, the flow-through hole 51 is connected to the medicine delivery tube 2 in the up and down directions, and the medicine liquid flows to the soaking cotton 22. After the medicine is applied, the medicine delivery tube 2 can be disassembled, and a new medicine delivery tube 2 is used for the next time of applying medicine.

[0033] Of course, the present application can have other various embodiments, and those skilled in the art can make various corresponding changes and modifications according to the present application without departing from the spirit and essence of the present application. However, these corresponding changes and modifications shall belong to the protection scope of the claims attached to the present application.

Claims

1. A medication delivery device for the external auditory canal, characterized in that: The utility model provides a medicine sending device, including operation handle (1), with the detachable connection of operation handle (1) send medicine pipe (2), operation handle (1) inside is equipped with liquid storage chamber (11), liquid measuring chamber (12), liquid storage chamber (11) top is equipped with through -hole no. (13), liquid storage chamber (11) with liquid measuring chamber (12) pass through through -hole no. (14) intercommunication, liquid measuring chamber (12) bottom pass through through -hole no. (15) with send medicine pipe (2) intercommunication, through -hole no. (13), through -hole no. (14), through -hole no. (15) center line coincidences, operation handle (1) inside is equipped with medicine supplementing mechanism, medicine supplementing mechanism includes movable rod (31), movable block (32), spring (33), movable rod (31) is equipped with in through -hole no. (13), through -hole no. (14), movable rod (31) upper end connects movable block (32), and movable block (32) bottom with operation handle (1) top between connecting spring (33), movable rod (31) lower part is equipped with baffle (34), and baffle (34) upper surface and through -hole no. (14) lower surface close cooperation, and movable rod (31) lower end diameter is greater than through -hole no. (15) diameter and lower end face to the distance of through -hole no. (15) is less than movable block (32) bottom to operation handle (1) top's distance, and send medicine pipe (2) lower end surface is evenly distributed with a plurality of liquid outlet (21), and the liquid outlet (21) is wrapped with the soaked cotton (22), and liquid storage chamber (11), liquid measuring chamber (12) are transparent material.

2. The otic medication delivery device of claim 1, wherein: The operation handle (1) top is equipped with recess (16), through -hole no. (13) is located at the bottom of recess (16), and the movable block (32) is not higher than the upper surface of recess (16).

3. The otic medication delivery device of claim 2, wherein: The liquid storage chamber (11) is provided with a medicine adding port and a sealing plug (4) matched with the medicine adding port.

4. The otic medication delivery device of claim 3, wherein: The inner wall of the through -hole no. (13) is provided with a dynamic sealing ring, and the sealing plug (4) is provided with a one-way valve with a medium flow direction pointing to the liquid storage chamber (11).

5. The otic medication delivery device of claim 1, wherein: The send medicine pipe (2) is threadedly connected with the operation handle (1).

6. The otic dosing device of claim 1, wherein: The lower end of the movable rod (31) is in the form of a semicircular ball or a cone.

7. The otic dosing device of claim 1, wherein: The through -hole no. (15) is located at the lowest point of the liquid measuring chamber (12).

8. The otic medication delivery device of claim 1, wherein: The send medicine pipe (2) is thick at the top and thin at the bottom.

9. The otic dosing device of claim 1, wherein: The outer wall of the liquid measuring chamber (12) is provided with volume scale lines, and the outer wall of the send medicine pipe (2) is provided with length scale lines.

10. The otic medication delivery device of claim 1, wherein: The top of the send medicine pipe (2) is provided with a liquid stopping mechanism.

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