CN210138239U

CN210138239U - Eye dropper for ophthalmology

Info

Publication number: CN210138239U
Application number: CN201822134945.9U
Authority: CN
Inventors: 王歆蕙
Original assignee: Qingdao Eighth Peoples Hospital
Current assignee: Qingdao Eighth Peoples Hospital
Priority date: 2018-12-19
Filing date: 2018-12-19
Publication date: 2020-03-13
Anticipated expiration: 2028-12-19

Abstract

The utility model discloses an ophthalmology eye dropper, which comprises a pipe body, be provided with the regulation pole through the bearing activity on the side of body one side, it is provided with bevel gear at the inside of body to adjust the pole, bevel gear meshes and is connected with the bevel gear board, the bevel gear board is kept away from the fixed connecting plate that is provided with in one side of keeping away from the regulation pole, the piston is installed to the lower extreme of connecting plate, the side of piston and the inside wall sliding connection of body, the liquid outlet has been seted up on the lower terminal surface of body, the body is at the fixed transfer line that is provided with of lower extreme of liquid outlet, the surface of transfer line has the dropping liquid pipe through setting up external screw thread threaded connection, the fixed pipe that is provided with on the inside. The utility model discloses simple structure, reasonable in design, control that can be accurate drips the dose, sparingly uses medicine and avoids causing the discomfort to patient, can prevent to use the back bacterium in the air to cause the infection to the liquid medicine.

Description

Eye dropper for ophthalmology

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an ophthalmic eye dropper.

Background

At present, with the use frequency of mobile phones and computers of people becoming higher and higher, the number of eye patients is on the trend of rising year by year and the age is on the trend of gradually becoming younger, and dropping eye drops is considered to be one of the main means for daily eye care or common eye diseases.

The traditional device has the following defects:

1. when the eyedrop is dripped, the eyedrop is extruded out by extruding the bottle body and is dripped into eyes, and the eyedrop dripped out by medical care personnel can be excessive due to excessive force application during extrusion, so that the waste of the eyedrop can be caused, and the discomfort of patients can be caused;

2. after the medicine is dropped by extrusion, air can be sucked into the bottle body due to the balance of air pressure, and bacteria and dust in the air can enter the bottle body possibly to pollute the medicine liquid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ophthalmology eye dropper to solve and put forward in the above-mentioned background art when dripping eye drop, all extrude eye drop through the extrusion bottle and instil into eyes, medical personnel probably not only can cause the waste of eye drop owing to too big probably leading to the eye drop too much hard when the extrusion, can cause the uncomfortable problem of patient simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: an ophthalmic eye dropper comprises a tube body, wherein an adjusting rod is movably arranged on the side surface of one side of the tube body through a bearing, a bevel gear is fixedly arranged in the tube body of the adjusting rod, the bevel gear is meshed with a bevel gear plate, a connecting plate is fixedly arranged on the side, away from the adjusting rod, of the bevel gear plate, a piston is installed at the lower end of the connecting plate, the side surface of the piston is in sliding connection with the inner side wall of the tube body, a liquid outlet is formed in the lower end surface of the tube body, a transfusion tube is fixedly arranged at the lower end of the liquid outlet, a dropping tube is connected to the outer surface of the transfusion tube through an external thread, a fixed tube is fixedly arranged on the inner side wall of the dropping tube, a fixed plate is arranged at the upper end of the fixed tube, two sides of the fixed plate are fixedly, the lower end of the spring is connected with a sealing plate at the lower end of the fixed pipe.

Preferably, a plurality of ventilation openings are formed in the upper end face of the pipe body, and a disinfection cotton layer is installed at the upper end inside the pipe body.

Preferably, a graduated scale with the minimum graduation of millimeters is arranged on the outer side face of one side of the pipe body.

Preferably, the side face of the connecting plate, which is far away from one side of the bevel gear plate, is connected with a reinforcing rod in a sliding mode through a sliding groove, and the other end of the reinforcing rod is installed on the inner side wall of the pipe body.

Preferably, the lower end of the infusion tube and the lower end of the dropping tube are both provided with sterilized cotton.

Preferably, a plurality of small holes are formed in the fixing plate, and the width of the fixing plate is smaller than the diameter of the dropping liquid pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a be provided with the regulation pole on the body, be provided with conical gear on the regulation pole, conical gear meshing is connected with the conical gear board, and the piston is installed through the fixed connecting plate that is provided with to the conical gear board, extrudes the eyedrop through adjusting the pole control piston, can accurate control the amount of medicine that drips, prevents to exert oneself too much to lead to dripping the liquid medicine too much, saves to use medicine and avoids causing the discomfort to patient;

2. the utility model discloses a be provided with fixed pipe and fixed plate in the inside of dropping liquid pipe, the fixed spring that is provided with on the lower terminal surface of fixed plate, the lower extreme of spring is connected with the closing plate at the lower extreme of fixed pipe, through the effect of spring and closing plate, can the flow direction of effectual control eye medicine, prevents that dust and bacterium in the air from flowing backwards to cause the pollution to the eye medicine in the body.

Drawings

Fig. 1 is a schematic view of the overall structure of an ophthalmic eye dropper of the present invention;

fig. 2 is an overall front view of the ophthalmic eye dropper of the present invention;

fig. 3 is a schematic structural view of a dropping tube of the ophthalmic eye dropper of the present invention;

fig. 4 is a schematic view of the connection between the connecting plate and the reinforcing rod of the ophthalmic eye dropper of the present invention.

In the figure: 1. a pipe body; 101. a liquid outlet; 102. a vent; 103. a graduated scale; 2. adjusting a rod; 3. a bevel gear; 4. a bevel gear plate; 5. a connecting plate; 6. a piston; 7. a transfusion tube; 8. a dropping tube; 9. a fixed tube; 10. a fixing plate; 11. a spring; 12. a sealing plate; 13. a layer of sterile cotton; 14. a reinforcing bar; 15. and (5) sterilizing cotton.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an ophthalmic eye dropper comprises a tube body 1, wherein an adjusting rod 2 is movably arranged on the side surface of one side of the tube body 1 through a bearing, a bevel gear 3 is fixedly arranged in the tube body 1 through the adjusting rod 2, the bevel gear 3 is connected with a bevel gear plate 4 in a meshed manner, a connecting plate 5 is fixedly arranged on one side, away from the adjusting rod 2, of the bevel gear plate 4, a piston 6 is installed at the lower end of the connecting plate 5, the side surface of the piston 6 is in sliding connection with the inner side wall of the tube body 1, a liquid outlet 101 is formed in the lower end surface of the tube body 1, a transfusion tube 7 is fixedly arranged at the lower end of the liquid outlet 101 through the tube 1, a dropping tube 8 is connected to the outer surface of the transfusion tube 7 through an external thread, a fixing tube 9 is fixedly arranged on the inner side wall of the dropping tube 8, a fixing plate 10 is arranged at the upper, a spring 11 is fixedly arranged on the lower end surface of the fixing plate 10, and a sealing plate 12 is connected to the lower end of the spring 11 at the lower end of the fixing tube 9.

The upper end surface of the tube body 1 is provided with a plurality of ventilation openings 102, and the upper end inside the tube body 1 is provided with the sterilized cotton layer 13, so that the balance of the air pressure at the upper end of the tube body 1 is ensured when the piston 6 moves, and meanwhile, dust and bacteria in the air are prevented from entering the upper end inside the tube body 1; a graduated scale 103 with the minimum scale of millimeter is arranged on the outer side surface of one side of the tube body 1, so that the amount of the eye drop is more accurately mastered; the side surface of the connecting plate 5, which is far away from one side of the bevel gear plate 4, is connected with a reinforcing rod 14 in a sliding mode through a sliding groove, and the other end of the reinforcing rod 14 is installed on the inner side wall of the pipe body 1, so that the stability of the connecting plate 5 in the up-and-down moving process is improved, and the stability of the piston 6 in the moving process is improved; the lower end of the interior of the infusion tube 7 and the lower end of the dropping tube 8 are both provided with the sterilized cotton 15, which is beneficial to further preventing dust and bacteria from polluting the eye drops; the fixing plate 10 is provided with a plurality of small holes, and the width of the fixing plate 10 is smaller than the diameter of the dropping liquid tube 8, so that eyes can normally pass through the fixing plate 10.

The working principle is as follows: when the device is used, firstly, the dropping liquid pipe 8 is unscrewed from the infusion pipe 7, then the piston 6 is driven to move to extract eye drops by rotating the adjusting rod 2, then the dropping liquid pipe 8 is screwed down, when the eye drops, medical personnel only need to slightly rotate the adjusting ring on the adjusting rod 2, the adjusting rod 2 rotates to drive the bevel gear 3 to rotate, the bevel gear 3 drives the bevel gear plate 4 to move, the connecting plate 5 pushes the piston 6 to move, so that the eye drops are extruded into the dropping liquid pipe 8 through the infusion pipe 7, under the pressure action of the eye drops, the spring 11 extends, the sealing plate 12 is separated from the fixed pipe 9, the liquid medicine drops out from the lower end of the dropping liquid pipe 8, the device can accurately control the dropping amount, prevent the excessive dropping liquid medicine caused by excessive force, save medicine and avoid discomfort to patients, and can effectively control the flow direction of the eye drops, prevent dust and bacteria in the air from flowing back to the tube body to pollute the eye drops.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An ophthalmology eye dropper, includes body (1), its characterized in that: the improved infusion tube is characterized in that an adjusting rod (2) is movably arranged on the side face of one side of the tube body (1) through a bearing, a bevel gear (3) is fixedly arranged in the tube body (1) of the adjusting rod (2), a bevel gear plate (4) is connected with the bevel gear plate in a meshed mode, a connecting plate (5) is fixedly arranged on one side, away from the adjusting rod (2), of the bevel gear plate (4), a piston (6) is installed at the lower end of the connecting plate (5), the side face of the piston (6) is connected with the inner side wall of the tube body (1) in a sliding mode, a liquid outlet (101) is formed in the lower end face of the tube body (1), an infusion tube (7) is fixedly arranged at the lower end of the liquid outlet (101), a liquid dropping tube (8) is connected to the outer surface of the infusion tube (7) through threads, the upper end of fixed pipe (9) is provided with fixed plate (10), the both sides of fixed plate (10) are all fixed to be set up on the inside wall of dropping liquid pipe (8), fixed spring (11) that are provided with on the lower terminal surface of fixed plate (10), the lower extreme of spring (11) is connected with closing plate (12) at the lower extreme of fixed pipe (9).

2. An ophthalmic eye dropper as claimed in claim 1, wherein: a plurality of ventilation openings (102) are formed in the upper end face of the pipe body (1), and a disinfection cotton layer (13) is installed at the upper end inside the pipe body (1).

3. An ophthalmic eye dropper as claimed in claim 1, wherein: the scale (103) with the minimum scale of millimeters is arranged on the outer side face of one side of the pipe body (1).

4. An ophthalmic eye dropper as claimed in claim 1, wherein: the side face, far away from one side of the bevel gear plate (4), of the connecting plate (5) is connected with a reinforcing rod (14) in a sliding mode through a sliding groove, and the other end of the reinforcing rod (14) is installed on the inner side wall of the pipe body (1).

5. An ophthalmic eye dropper as claimed in claim 1, wherein: and the lower end of the interior of the infusion tube (7) and the lower end of the dropping tube (8) are both provided with sterilized cotton (15).

6. An ophthalmic eye dropper as claimed in claim 1, wherein: the fixed plate (10) is provided with a plurality of small holes, and the width of the fixed plate (10) is smaller than the diameter of the dropping liquid pipe (8).