CN213157674U

CN213157674U - Eye lacrimal passage flushing device

Info

Publication number: CN213157674U
Application number: CN202020648902.7U
Authority: CN
Inventors: 刘少义
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2021-05-11
Anticipated expiration: 2030-04-26

Abstract

The utility model provides an eye lacrimal passage flushing device relates to the medical instrument field. This eye lacrimal passage washing unit includes the handle, handle one side is equipped with the injection tube, the injection tube other end is equipped with washes the needle tubing, square groove has been seted up at the handle top, square inslot portion is equipped with presses the briquetting, handle inner chamber top fixedly connected with extension board, the extension board top is equipped with the resilience subassembly, it is equipped with the briquetting to press the briquetting bottom, the inside injection push rod that is equipped with of handle, injection push rod one side fixedly connected with drum, drum one side is equipped with the dead lever, the drum top is equipped with the gas injection tube, gas injection tube one side is equipped with the connecting pipe, drum bottom fixedly connected with bleeder line, gas injection tube one side fixedly. This eye lacrimal passage washing unit medical personnel one hand is held the handle and is pressed can be operated, and is easy and simple to handle, holds more stably, makes medical personnel's probability of maloperation also can reduce, also can reduce the probability of patient's medical injury like this.

Description

Eye lacrimal passage flushing device

Technical Field

The utility model relates to the technical field of medical tools, in particular to an eye lacrimal passage flushing device.

Background

With the increase of the number of ophthalmological patients year by year, more than 95% of the patients are operated, in order to prevent postoperative infection, the lacrimal passage is washed to be an indispensable operation in the preoperative preparation process, medical staff mostly use an injector filled with washing liquid, firstly puncture the needle head of the injector into the lacrimal punctum of the patients, and wash the lacrimal passage of the patients.

Traditional washing unit is when in actual use, and medical personnel single-arm is fixed to guarantee the angle of washing to the lacrimal passage, then use the thumb to press the push rod of syringe and wash, such operating mode leads to causing medical injury to patient's eye because the shake easily or take unstable syringe, and the clothing personnel operate comparatively difficultly.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the deficiency of the prior art, the utility model provides an eye lacrimal passage flushing device to solve the problem that proposes among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an eye lacrimal passage flushing device comprises a handle, wherein one side of the handle is provided with an injection tube, the other end of the injection tube is provided with a flushing needle tube, the top of the handle is provided with a square groove, a pressing block is arranged in the square groove, the pressing block is movably hinged with the inner wall of the handle, the top of the inner cavity of the handle is fixedly connected with a support plate, the support plate is arranged in an L shape, the top of the support plate is provided with a springback component, the bottom of the pressing block is provided with a pressing block, the pressing block is fixedly connected with the pressing block, an injection push rod is arranged in the handle and movably sleeved with the injection tube, one side of the injection push rod is fixedly connected with a cylinder, one side of the cylinder is provided with a fixed rod, the fixed rod is movably sleeved with the cylinder, the top of the cylinder is provided with an injection, the air-out pipe is fixedly connected to the bottom of the cylinder, the air inlet pipe is fixedly connected to one side of the air injection cylinder, the pull rod is arranged at the bottom of the cylinder and fixedly connected with the injection push rod, and one end of the pull rod penetrates through the handle and extends to the outside of the handle.

Preferably, the handle is fixedly sleeved with the injection tube, one end of the injection tube extends into the handle, and the injection tube and the flushing needle tube are in interference fit.

Preferably, the springback component comprises a straight cylinder, the straight cylinder is movably hinged to the bottom of the pressing block, a straight rod is arranged at the bottom of the straight cylinder and movably sleeved with the straight cylinder, the bottom of the straight rod is movably hinged to the supporting plate, springs are sleeved on the outside of the straight cylinder and the straight rod, and two ends of each spring are respectively contacted with the pressing block and the supporting plate.

Preferably, a sealing ring is arranged inside the cylinder, the sealing ring is fixedly sleeved with one end of the fixing rod, and the outer wall of the sealing ring is matched with the inner wall of the fixing rod.

Preferably, the cylinder is communicated with the gas injection cylinder through a connecting pipe, and the gas release pipe is communicated with the cylinder.

Preferably, one end of the air release pipe penetrates through the handle and extends to the outside of the handle, one end of the air release pipe is provided with a sealing cap, and the sealing cap is movably clamped with the air release pipe.

Preferably, the air inlet pipe is communicated with the air injection cylinder, a one-way valve is arranged in the air inlet pipe, and the one-way valve is matched with the inner wall of the air inlet pipe.

The utility model provides an eye lacrimal passage washing unit, its beneficial effect who possesses as follows:

1. this eye lacrimal passage washing unit is through pressing down the pressure piece, and injection pushing ram can the effect of atress to injection tube inside motion, can be with the inside flush fluid of injection tube at this moment through washing the needle tubing effect in patient's eye, wash, and medical personnel one hand is held the handle and is pressed and can be operated, and is easy and simple to handle, holds more stably, makes medical personnel maloperation's probability also can reduce, also can reduce the probability of patient's medical injury like this.

2. This eye lacrimal passage washing unit can realize the continuous output to the inside flush fluid of injection tube to pressing the reciprocal pressing of pressing the briquetting, can change current single armed fixed angle like this, the operation mode of syringe is pressed to the thumb, can avoid long-time tired sense and the muscle ache that leads to the fact of using same posture to feel, make medical personnel's operation more laborsaving, and more safety, operating personnel can carry out mild even pressing to pressing the briquetting, the velocity of flow that makes the flush fluid obtains control, avoid causing the harm to the lacrimal passage.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the grip of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;

fig. 4 is a partial structural sectional view of the present invention.

In the figure: 1. a grip; 2. an injection tube; 3. flushing the needle tube; 4. a square groove; 5. a pressing block; 6. a support plate; 7. a straight cylinder; 8. a straight rod; 9. a spring; 10. briquetting; 11. an injection push rod; 12. a cylinder; 13. fixing the rod; 14. a seal ring; 15. an air injection cylinder; 16. a connecting pipe; 17. discharging the air pipe; 18. an air inlet pipe; 19. a pull rod.

Detailed Description

The embodiment of the utility model provides an eye lacrimal passage washing unit, as shown in fig. 1-4, including handle 1, handle 1 one side is equipped with injection tube 2, handle 1 and injection tube 2 are fixed to cup joint, 2 one end of injection tube extends to the inside of

handle

1, 2 other ends of injection tube are equipped with the syringe tube 3, interference fit between injection tube 2 and the syringe tube 3, the syringe tube 3 can also be set to the return bend, do benefit to the different positions and angles that the eye locates more and operate, handle 1 top has seted up square groove 4, the inside pressing block 5 that is equipped with of square groove 4, the movable hinge joint between pressing block 5 and handle 1 inner wall, handle 1 inner chamber top fixedly connected with extension board 6, the shape of extension board 6 sets up to L style of calligraphy, L style of calligraphy can play the effect of fixing and supporting, the extension board 6 top is equipped with;

furthermore, the rebound assembly comprises a straight cylinder 7, the straight cylinder 7 is movably hinged with the bottom of the pressing block 5, a straight rod 8 is arranged at the bottom of the straight cylinder 7, the straight rod 8 is movably sleeved with the straight cylinder 7, the bottom of the straight rod 8 is movably hinged with the supporting plate 6, springs 9 are sleeved outside the straight cylinder 7 and the straight rod 8, two ends of each spring 9 are respectively contacted with the pressing block 5 and the supporting plate 6, the rebound assembly cannot influence the pressing of the pressing block 5, and after the pressing block 5 is pressed down, the straight cylinder 7 and the straight rod 8 can reset under the elastic action of the springs 9, so that the position of the pressing block 5 also resets, the reciprocating pressing can be conveniently carried out, and the operation is convenient;

the bottom of the pressing block 5 is provided with a pressing block 10, the pressing block 10 is fixedly connected with the pressing block 5, an injection push rod 11 is arranged inside the handle 1, the injection push rod 11 is movably sleeved with the injection tube 2, one side of the injection push rod 11 is fixedly connected with a cylinder 12, one side of the cylinder 12 is provided with a fixed rod 13, the fixed rod 13 is movably sleeved with the cylinder 12, a sealing ring 14 is arranged inside the cylinder 12, the sealing ring 14 is fixedly sleeved with one end of the fixed rod 13, the outer wall of the sealing ring 14 is matched with the inner wall of the fixed rod 13, the top of the cylinder 12 is provided with an injection tube 15, the injection tube 15 is fixedly connected with the inner wall of the handle 1, one side of the injection tube 15 is provided with a connecting tube 16, the cylinder 12 is communicated with the injection tube 15 through the connecting tube 16, the bottom of the cylinder 12 is fixedly connected with an air release tube, the sealing cap is movably clamped with the air discharging pipe 17, the sealing cap at one end of the air discharging pipe 17 is taken down, then the pull rod 19 is pulled, the pull rod 19 drives the injection propelling rod 11, and therefore flushing liquid can be pumped into the injection tube 2 through the flushing needle tube 3;

an air inlet pipe 18 is fixedly connected to one side of the air injection cylinder 15, the air inlet pipe 18 is communicated with the air injection cylinder 15, a one-way valve is arranged inside the air inlet pipe 18 and matched with the inner wall of the air inlet pipe 18, air can only enter the air injection cylinder 15 through the one-way valve and then enters the inside of the cylinder 12 through a connecting pipe 16, a pull rod 19 is arranged at the bottom of the cylinder 12, the pull rod 19 is fixedly connected with the injection propelling rod 11, one end of the pull rod 19 penetrates through the handle 1 and extends to the outside of the handle 1, when flushing fluid needs to be extracted again, a sealing cap can be taken off, and the pull.

The implementation mode is specifically as follows: in practical use, the utility model firstly takes down the sealing cap at one end of the air releasing pipe 17, then pulls the pull rod 19 to make the pull rod 19 drive the injection push rod 11, so that the flushing fluid can be pumped into the injection tube 2 through the flushing needle tube 3, then the sealing cap on the air releasing pipe 17 is covered, then the flushing needle tube 3 can be aligned with the eye lacrimal passage of the patient for flushing operation, further, the flushing needle tube 3 can be set into a bent pipe to be more beneficial to operating different positions and angles of the eyes, an operator can press the pressing block 5, the pressing block 10 at the bottom of the pressing block 5 can be contacted with the top of the air injection cylinder 15 to press the air injection cylinder 15, because the one-way valve is arranged inside the air inlet pipe 18 communicated with the air injection cylinder 15, the air can only enter the air injection cylinder 15 through the one-way valve, and then enters the inside of the cylinder 12 through the connecting pipe 16, when the gas pressure in the cylinder 12 is increased, the sealing ring 14 senses the pressure, the volume between the cylinder 12 and the sealing ring 14 expands, the sealing ring 14 pushes the fixing rod 13 to extend out when sliding in the cylinder 12, at the moment, the injection pushing rod 11 moves towards the interior of the injection tube 2 under the action of the stress, flushing fluid in the injection tube 2 can act on the eyes of a patient through the flushing needle tube 3 to flush the eyes, medical personnel can press the handle 1 with one hand to operate, the operation is simple and convenient, the handling is more stable, the probability of misoperation of the medical personnel is reduced, and therefore, the probability of medical injury of the patient can be reduced, as the pressing block 5 is hinged with the handle 1, and a rebound assembly is arranged between the pressing block 5 and the support plate 6, as the pressing block 5 is hinged with the handle 1, and the rebound assembly is arranged between the pressing block 5 and the support plate 6, because the straight cylinder 7 is hinged with the pressing block 5, the support plate 6 is hinged with the straight rod 8, the pressing of the pressing block 5 cannot be influenced by the rebound assembly, and after the pressing block 5 is pressed down, the straight cylinder 7 and the straight rod 8 can reset under the elastic action of the spring 9, so that the position of the pressing block 5 also resets, because the gas injection cylinder 15 can restore and deform, external gas can enter the gas injection cylinder 15 through the one-way valve in the gas inlet pipe 18, the process can be repeated by pressing the pressing block 5 again, the extension of the fixed rod 13 relative to the cylinder 12 is larger, the continuous output of flushing fluid in the injection cylinder 2 can be realized by reciprocating pressing the pressing block 5, the existing single-arm fixed angle can be changed, the operation mode of the syringe pressed by the thumb can avoid fatigue and muscle soreness caused by using the same posture for a long time, and the operation of medical care personnel is more labor-saving, and safer more, operating personnel can carry out gentle even the pressing to pressing the briquetting 5, makes the velocity of flow of flush fluid obtain controlling, avoids causing the harm to the lacrimal passage, and further, can also set up the scale on injection tube 2, the use amount of control flush fluid that can understand.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an eye lacrimal passage washing unit, includes handle (1), its characterized in that: an injection tube (2) is arranged on one side of the handle (1), a flushing needle tube (3) is arranged at the other end of the injection tube (2), a square groove (4) is formed in the top of the handle (1), a pressing block (5) is arranged inside the square groove (4), the pressing block (5) is movably hinged with the inner wall of the handle (1), a supporting plate (6) is fixedly connected to the top of an inner cavity of the handle (1), the supporting plate (6) is set to be L-shaped, a rebounding component is arranged on the top of the supporting plate (6), a pressing block (10) is arranged at the bottom of the pressing block (5), the pressing block (10) is fixedly connected with the pressing block (5), an injection push rod (11) is arranged inside the handle (1), the injection push rod (11) is movably sleeved with the injection tube (2), a cylinder (12) is fixedly connected to one side of, drum (12) one side is equipped with dead lever (13), dead lever (13) and drum (12) activity cup joint, drum (12) top is equipped with annotates inflator (15), annotate inflator (15) and handle (1) inner wall fixed connection, it is equipped with connecting pipe (16) to annotate inflator (15) one side, drum (12) bottom fixedly connected with gas release pipe (17), annotate inflator (15) one side fixedly connected with intake pipe (18), drum (12) bottom is equipped with pull rod (19), pull rod (19) and injection propulsion pole (11) fixed connection, pull rod (19) one end is passed handle (1) and is extended to handle (1) outside.

2. The ocular lacrimal passage irrigation device of claim 1, wherein: the handle (1) is fixedly sleeved with the injection tube (2), one end of the injection tube (2) extends into the handle (1), and the injection tube (2) is in interference fit with the flushing needle tube (3).

3. The ocular lacrimal passage irrigation device of claim 1, wherein: the resilience assembly comprises a straight cylinder (7), the straight cylinder (7) is movably hinged to the bottom of the pressing block (5), a straight rod (8) is arranged at the bottom of the straight cylinder (7), the straight rod (8) is movably sleeved with the straight cylinder (7), the bottom of the straight rod (8) is movably hinged to the supporting plate (6), a spring (9) is sleeved on the outer portions of the straight cylinder (7) and the straight rod (8), and two ends of the spring (9) are respectively contacted with the pressing block (5) and the supporting plate (6).

4. The ocular lacrimal passage irrigation device of claim 1, wherein: the sealing device is characterized in that a sealing ring (14) is arranged inside the cylinder (12), the sealing ring (14) is fixedly sleeved with one end of the fixing rod (13), and the outer wall of the sealing ring (14) is matched with the inner wall of the fixing rod (13).

5. The ocular lacrimal passage irrigation device of claim 1, wherein: the cylinder (12) is communicated with the gas injection cylinder (15) through a connecting pipe (16), and the gas release pipe (17) is communicated with the cylinder (12).

6. The ocular lacrimal passage irrigation device of claim 1, wherein: the handle (1) is passed to bleeder (17) one end and extends to handle (1) outside, bleeder (17) one end is equipped with sealed cap, sealed cap and bleeder (17) activity joint.

7. The ocular lacrimal passage irrigation device of claim 1, wherein: the air inlet pipe (18) is communicated with the air injection cylinder (15), a one-way valve is arranged in the air inlet pipe (18), and the one-way valve is matched with the inner wall of the air inlet pipe (18).