CN219662056U

CN219662056U - Eye syringe

Info

Publication number: CN219662056U
Application number: CN202321212690.8U
Authority: CN
Inventors: 陈泽华; 黄厚斌; 郝嘉琳
Original assignee: General Hospital of Chinese PLA Hainan Branch
Current assignee: General Hospital of Chinese PLA Hainan Branch
Priority date: 2023-05-19
Filing date: 2023-05-19
Publication date: 2023-09-12
Anticipated expiration: 2033-05-19

Abstract

The utility model belongs to the technical field of medical appliances, and particularly relates to an eye syringe which comprises a needle cylinder and a needle body, wherein a nipple is arranged at the center of one end, close to the needle body, of the needle cylinder, a connecting pipe matched with the nipple is arranged at one end, far away from the needle point, of the needle body, a multi-color combined marking line is transversely arranged on the outer surface of the needle body, the length dimension of the needle body is 30mm, and color marking points are arranged at the position, far away from the needle point, of the needle body by 10 mm; the outer surface of the needle cylinder is sleeved with a circular ring, the inner side of the circular ring is fixedly provided with a connector which is in sliding connection with the chute, the interior of the needle cylinder is provided with a drawing component, and the drawing component is fixedly connected with the limiting ring through an L-shaped connecting rod; the utility model has simple structure and reasonable design, the plurality of scale wire grooves are arranged to be matched with the connectors and the circular ring, so that the injection dosage is convenient to control, the anesthesia effect is increased, the pain of a patient is reduced, convenience is provided for medical staff, the multi-color combined marking line and the color marking point are arranged, the insertion depth is convenient to check, and the needle inserting direction and the needle inserting angle are convenient to control.

Description

Eye syringe

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to an eye syringe.

Background

The retrobulbar injection is a medicine injection and anesthesia skill which must be mastered by the treatment and operation of all ophthalmic complex diseases, the effect of medicine treatment or paralysis of eyeball movement and painful nerves is achieved by injecting the medicine into the retrobulbar muscle cone, the syringe is needed to be used when the retrobulbar injection is carried out, the existing syringe adopts a piston injection mode, and the injection is manually pushed by medical staff when the retrobulbar injection is used, but the manual pushing has operation errors, the injection dosage cannot be accurately mastered, and meanwhile, the needle used by the retrobulbar injection is not different from the needle used by the ordinary injection, so that the doctor cannot observe the injection depth conveniently, and serious medical accidents caused by incorrect penetration into eyes are caused by insufficient retrobulbar injection direction and depth in clinic frequently, so the retrobulbar injection needs to be improved.

Disclosure of Invention

The purpose of the utility model is that: aim at providing an eye syringe, set up a plurality of scale wire casing cooperation connector and ring and be convenient for control the injection quantity, increase anesthesia effect, reduce patient's misery to it is convenient also to provide for medical personnel, and set up polychrome combination mark line and colour mark point, be convenient for look over the depth of insertion, be convenient for control needle direction and angle, and the needle length is unanimous with the length in the ball back muscle awl, ensures that the position that the injection got into is in the muscle awl, is convenient for operate.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

the eye syringe comprises a syringe and a needle body, wherein a nipple is arranged at the center of one end, close to the needle body, of the syringe, a connecting pipe matched with the nipple is arranged at one end, far away from the needle point, of the needle body, a multi-color combined marking line is transversely arranged on the outer surface of the needle body, the length dimension of the needle body is 30mm, and a color marking point is arranged at the position, far away from the needle point, of the needle body, namely 10 mm;

a plurality of scale wire grooves are arranged on one side of the circumference of the needle cylinder, black pigment is arranged on the inner wall of the bottom side of the groove of the plurality of scale wire grooves, a chute is transversely arranged on one side of the circumference of the needle cylinder, the plurality of scale wire grooves are communicated with the chute, two circular arc heads are symmetrically arranged on the front side of the inside of the plurality of scale wire grooves, the utility model discloses a syringe, including a plurality of scale wire casing, the inside rear side of scale wire casing all fixed mounting has the stopper, the cylinder surface cover is equipped with the ring, the inboard fixed mounting of ring has the connector with spout sliding connection, the inside pull subassembly that is equipped with of cylinder, cylinder circumference one side cover is equipped with the spacing ring, pull subassembly passes through L shape connecting rod and spacing ring fixed connection.

The push-pull assembly comprises a piston, the piston is assembled inside the needle cylinder in a sliding sealing manner, a pull rod is fixedly installed on one side, away from the needle body, of the piston, the L-shaped connecting rod is fixedly installed on one side of the circumference of the pull rod, the other end of the L-shaped connecting rod is fixedly connected with one side, away from the circular ring, of the limiting ring, and a handle is fixedly installed on one end, away from the needle cylinder, of the pull rod.

One end of the connecting pipe far away from the needle cylinder is provided with a closing cap matched with the needle body.

The nipple outer wall is surrounded by a breaking part.

The utility model has simple structure and reasonable design, the plurality of scale wire grooves are arranged to be matched with the connectors and the circular ring, so that the injection dosage is conveniently controlled, the anesthesia effect is increased, the pain of a patient is reduced, convenience is provided for medical staff, the multi-color combined marking line and the color marking point are arranged, the insertion depth is convenient to check, the needle inserting direction and the angle are convenient to control, the length of the needle body is consistent with the length in the muscle cone behind the ball, the injection entering position is ensured to be in the muscle cone, and the operation is convenient.

Drawings

The utility model may be further illustrated by means of non-limiting examples given in the accompanying drawings.

FIG. 1 is a schematic view of an eye syringe according to the present utility model;

FIG. 2 is a schematic diagram of an eye syringe according to the second embodiment of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2 at A;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2 at B;

FIG. 5 is a schematic diagram of an eye syringe according to the third embodiment of the present utility model;

fig. 6 is a schematic structural view of an eye syringe according to the present utility model.

The main reference numerals are as follows:

the needle cylinder 1, a needle body 11, a connecting pipe 12, a multi-color combined marking line 13, a color marking point 14, a scale line groove 15, a chute 16, an arc head 17, a limiting block 18, a circular ring 19, a connector 20, a limiting ring 21, an L-shaped connecting rod 22, a piston 23, a pull rod 24, a handle 25 and a closing cover 26.

Detailed Description

In order that those skilled in the art will better understand the present utility model, the following technical scheme of the present utility model will be further described with reference to the accompanying drawings and examples.

As shown in fig. 1-6, the eye syringe comprises a syringe 1 and a needle body 11, wherein a nipple is arranged at the center of one end, close to the needle body 11, of the syringe 1, a connecting pipe 12 matched with the nipple is arranged at one end, far away from the needle point, of the needle body 11, a multi-color combined marking line 13 is transversely arranged on the outer surface of the needle body 11, the length dimension of the needle body 11 is 30mm, and a color marking point 14 is arranged at the position, far away from the needle point, of the needle body 11, of 10 mm;

a plurality of scale wire grooves 15 are arranged on one side of the circumference of the needle cylinder 1, black pigment is arranged on the inner wall of the bottom side of the plurality of scale wire grooves 15, a sliding groove 16 is transversely formed in one side of the circumference of the needle cylinder 1, the plurality of scale wire grooves 15 are all communicated with the sliding groove 16, two circular arc heads 17 are symmetrically arranged on the front side of the inside of the plurality of scale wire grooves 15, a limiting block 18 is fixedly arranged on the rear side of the inside of the plurality of scale wire grooves 15, a circular ring 19 is sleeved on the outer surface of the needle cylinder 1, a connector 20 which is slidably connected with the sliding groove 16 is fixedly arranged on the inner side of the circular ring 19, a drawing component is arranged inside the needle cylinder 1, a limiting ring 21 is sleeved on one side of the circumference of the needle cylinder 1, and the drawing component is fixedly connected with the limiting ring 21 through an L-shaped connecting rod 22.

In use, the multi-colour combined marking line 13 is composed of a plurality of colours, and each colour is maintained for a length, and the length of each color is equal and not repeated, thus the multi-color combined marking line 13 can be formed by combining multiple colors together, the length of the needle body 11 is 30mm, the length of the needle body is consistent with the length in the muscle cone behind the ball, the injection position is ensured to be in the muscle cone, the action of a plurality of scale line grooves 15 is consistent with the scale lines, the length of the L-shaped connecting rod 22 is consistent with the length of the drawing component, before injection, the anesthetic liquid is preferentially extracted, the injection dosage is adjusted after the extraction is finished, when the adjustment is needed, the circular ring 19 can be slid left and right, the circular ring 19 drives the connector 20 to slide in the chute 16 until the position of one corresponding scale wire slot 15 is adjusted, then the connector 20 is rotated, the connector 20 is clamped between the two circular arc heads 17, the circular arc heads 17 of the needle cylinder 1, the circular ring 19 and the connector 20 are all made of plastic materials, and then can deform, and then the connector 20 can enter the scale slot 15 through the space between the two circular arc heads 17, so that the circular ring 19 is limited, the depth of insertion can be visually observed through the multi-color combination marker line 13 when an injection is performed, and at the position of the color mark point 14, the medical staff can change the needle inserting direction and angle to ensure the accuracy and safety of the injection after the ball, and the limiting ring 21 moves under the action of the L-shaped connecting rod 22 when pushing the drawing assembly until the limiting ring 21 is abutted with the circular ring 19, the pushing and pulling assembly can not be pushed continuously, so that the pushed injection quantity is fixed, can better play anesthesia effect, also medical personnel provides convenient to easy operation is convenient.

The push-pull assembly comprises a piston 23, the piston 23 is assembled in the needle cylinder 1 in a sliding and sealing way, a pull rod 24 is fixedly arranged on one side of the piston 23 far away from the needle body 11, an L-shaped connecting rod 22 is fixedly arranged on one side of the circumference of the pull rod 24, the other end of the L-shaped connecting rod 22 is fixedly connected with one side of the limiting ring 21 far away from the circular ring 19, and a handle 25 is fixedly arranged on one end of the pull rod 24 far away from the needle cylinder 1; in the original state, the limit ring 21 and one end of the piston 23 far away from the pull rod 24 are kept flush, and when the device is used, the piston 23 can be driven to move only by pushing and pulling the pull rod 24, and meanwhile, the L-shaped connecting rod 22 drives the limit ring 21 to synchronously move, so that the device is simple and convenient to operate.

The end of the connecting tube 12 far away from the needle cylinder 1 is provided with a closing cap 26 matched with the needle body 11; thus, when the needle 11 is not in use, the needle 11 can be covered by the closing cap 26 to prevent contamination or accidental puncture of the needle 11.

The outer wall of the nipple is surrounded by a breaking part; this facilitates breaking of the nipple and handling of the needle 11.

According to the above overall description, the utility model has simple structure and reasonable design, the plurality of scale wire grooves 15 are arranged to be matched with the connector 20 and the circular ring 19, so that the injection dosage is conveniently controlled, the anesthesia effect is increased, the pain of a patient is reduced, convenience is provided for medical staff, the multi-color combined marking line 13 and the color marking point 14 are arranged, the insertion depth is conveniently checked, the needle inserting direction and the angle are conveniently controlled, the length of the needle 11 is consistent with the length in the retrobulbar muscle cone, the injection entering position is ensured to be in the muscle cone, and the operation is convenient.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims of this utility model, which are within the skill of those skilled in the art, can be made without departing from the spirit and scope of the utility model disclosed herein.

Claims

1. An eye syringe, includes cylinder and needle body, its characterized in that: a nipple is arranged at the center of one end of the needle cylinder, which is close to the needle body, a connecting pipe matched with the nipple is arranged at one end of the needle body, which is far away from the needle point, a multi-color combined marking line is transversely arranged on the outer surface of the needle body, the length dimension of the needle body is 30mm, and a color marking point is arranged at the position, which is far away from the needle point, of the needle body, which is 10 mm;

2. An ophthalmic injector as claimed in claim 1, wherein: the drawing component comprises a piston, the piston is assembled inside the needle cylinder in a sliding sealing manner, a pull rod is fixedly arranged on one side, away from the needle body, of the piston, the L-shaped connecting rod is fixedly arranged on one side of the circumference of the pull rod, the other end of the L-shaped connecting rod is fixedly connected with one side, away from the circular ring, of the limiting ring, and a handle is fixedly arranged on one end, away from the needle cylinder, of the pull rod.

3. An ophthalmic injector as claimed in claim 1, wherein: one end of the connecting pipe far away from the needle cylinder is provided with a closing cap matched with the needle body.

4. An ophthalmic injector as claimed in claim 1, wherein: the nipple outer wall is surrounded by a breaking part.