CN218923455U

CN218923455U - Hyaluronic acid injection needle

Info

Publication number: CN218923455U
Application number: CN202222490677.0U
Authority: CN
Inventors: 生蕾; 于永红
Original assignee: Taiyuan Oumeilian Medical Beauty Hospital Co ltd
Current assignee: Taiyuan Oumeilian Medical Beauty Hospital Co ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2023-04-28
Anticipated expiration: 2032-09-20

Abstract

The utility model discloses a hyaluronic acid injection needle, which comprises a needle tube, wherein a connecting rod is arranged in the inner cavity of the needle tube, a push plate is fixedly connected to the left side of the connecting rod, a sealing gasket is sleeved on the outer surface of the push plate, and the outer surface of the sealing gasket is in sliding connection with the inner surface of the needle tube.

Description

Hyaluronic acid injection needle

Technical Field

The utility model relates to the technical field of hyaluronic acid injection, in particular to a hyaluronic acid injection needle.

Background

Hyaluronic acid is also called uronic acid and hyaluronic acid, is one of components of human dermal tissue, hyaluronic acid is injected into the positions of the dermis crease depression or the positions to be plump, such as lips, cheeks, nose bridges, chin, scars and the like, so that the effects of immediately removing wrinkles and changing appearance can be achieved.

Disclosure of Invention

The utility model aims to provide a hyaluronic acid injection needle, which has the advantage of quantitatively injecting hyaluronic acid and solves the problem that the conventional injector does not have the function of quantitatively injecting hyaluronic acid.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hyaluronic acid injection needle, includes the needle tubing, the inner chamber of needle tubing is provided with the connecting rod, the left side fixedly connected with push pedal of connecting rod, sealed pad has been cup jointed to the surface of push pedal, sealed surface and the internal surface sliding connection of needle tubing of filling up, the left side threaded connection of needle tubing has the syringe needle, the right side of connecting rod extends to the outside of needle tubing and fixedly connected with movable plate, the cavity has evenly been seted up to the internal surface of connecting rod, the bottom fixedly connected with spring of cavity inner chamber, the top fixedly connected with movable block of spring, the top fixedly connected with stopper of movable block, the top of stopper extends to the top of connecting rod, the bottom of connecting rod evenly rotates through the bearing and is connected with the threaded rod, the top of threaded rod extends to the inner chamber of cavity, the screw hole has been seted up to the bottom of movable block, the bottom of connecting rod evenly sets up flutedly, the bottom of threaded rod extends to the inner chamber and the fixedly connected with swivel handle of recess.

Preferably, a hexagonal groove is formed in the bottom of the rotary handle, and the distance between the outer surface of the threaded rod and the inner surface of the spring is one millimeter.

Preferably, the left and right sides of movable block all fixedly connected with slider, the spout has all been seted up to the left and right sides of cavity inner chamber, the surface and the interior surface sliding connection of spout of slider.

Preferably, the right side of needle tubing fixedly connected with a spacing section of thick bamboo, the internal surface of spacing section of thick bamboo and the surface sliding connection of connecting rod.

Preferably, the handles are fixedly connected to the right sides of the top and the bottom of the needle tube, and graduation marks are arranged on the top of the outer surface of the needle tube.

Preferably, the outer surface of the moving block is in sliding connection with the inner surface of the cavity, and the shape of the rotating handle is round.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the rotating handle is arranged to drive the threaded rod to rotate, so that the threaded rod is far away from the threaded hole to unlock the movable block, at the moment, the spring drives the movable block to move upwards through the reaction force of the spring, the movable block drives the limiting block to move upwards, the connecting rod can be limited through the limiting block to avoid the phenomenon of excessive injection, and the limiting blocks at different positions can be adjusted to quantitatively inject hyaluronic acid.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front cross-sectional view of the needle cannula construction of the present utility model;

FIG. 3 is an enlarged view of the structure of FIG. 2A in accordance with the present utility model;

fig. 4 is a partial bottom view of the connecting rod structure of the present utility model.

In the figure: 1. a needle tube; 2. a connecting rod; 3. a push plate; 4. a sealing gasket; 5. a needle; 6. a cavity; 7. a spring; 8. a moving block; 9. a limiting block; 10. a threaded rod; 11. a rotating handle; 12. a six-edge groove; 13. a groove; 14. a slide block; 15. a chute; 16. a moving plate; 17. a limiting cylinder; 18. a handle; 19. scale marks; 20. and (3) a threaded hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-4, a hyaluronic acid injection needle comprises a needle tube 1, a connecting rod 2 is arranged in an inner cavity of the needle tube 1, a push plate 3 is fixedly connected to the left side of the connecting rod 2, a sealing pad 4 is sleeved on the outer surface of the push plate 3, the outer surface of the sealing pad 4 is in sliding connection with the inner surface of the needle tube 1, a needle head 5 is connected to the left side of the needle tube 1 in a threaded manner, the right side of the connecting rod 2 extends to the outer side of the needle tube 1 and is fixedly connected with a movable plate 16, a cavity 6 is uniformly arranged on the inner surface of the connecting rod 2, a spring 7 is fixedly connected to the bottom of the inner cavity of the cavity 6, a movable block 8 is fixedly connected to the top of the spring 7, a limit block 9 is fixedly connected to the top of the movable block 8, the bottom of the connecting rod 2 is uniformly connected with a threaded rod 10 in a rotating manner through a bearing, the top of the threaded rod 10 extends to the inner cavity of the cavity 6, screw holes 20 are formed in the bottom of the moving block 8, grooves 13 are uniformly formed in the bottom of the connecting rod 2, the bottom of the threaded rod 10 extends to the inner cavity of the grooves 13 and is fixedly connected with a rotating handle 11, the threaded rod 10 is driven to rotate by the rotating handle 11, the threaded rod 10 is far away from the screw holes 20 to unlock the moving block 8, at the moment, the spring 7 drives the moving block 8 to move upwards through the reaction force of the spring 7, the moving block 8 drives a limiting block 9 to move upwards, the connecting rod 2 can be limited through the limiting block 9, the phenomenon of excessive injection is avoided, the limiting blocks 9 at different positions are adjusted to quantitatively inject hyaluronic acid, the quantitative injection of hyaluronic acid is realized through the structure, the quantitative injection of hyaluronic acid is realized, the problem that the conventional injector does not have the quantitative injection of hyaluronic acid is solved, thereby facilitating the use of the device.

Specifically, the bottom of the rotary handle 11 is provided with a six-edge groove 12, the distance between the outer surface of the threaded rod 10 and the inner surface of the spring 7 is one millimeter, and the rotary handle 11 is convenient to rotate by arranging the six-edge groove 12.

Specifically, the slider 14 is fixedly connected to the left and right sides of the moving block 8, the sliding grooves 15 are formed in the left and right sides of the inner cavity of the cavity 6, the outer surface of the slider 14 is slidably connected with the inner surface of the sliding grooves 15, and the moving block 8 is conveniently guided and limited by the aid of the slider 14 and the sliding grooves 15.

Specifically, the right side fixedly connected with spacing section of thick bamboo 17 of needle tubing 1, the internal surface of spacing section of thick bamboo 17 and the surface sliding connection of connecting rod 2 have made things convenient for spacing connecting rod 2 through setting up spacing section of thick bamboo 17.

Specifically, the right sides of needle tubing 1 top and bottom all fixedly connected with handle 18, and the top of needle tubing 1 surface is provided with scale mark 19, through setting up handle 18, has made things convenient for removing connecting rod 2.

Specifically, the outer surface of the moving block 8 is slidably connected to the inner surface of the cavity 6, and the stem 11 is circular in shape.

Working principle:

when the injection quantity of the hyaluronic acid needs to be quantified, the limiting block 9 in the corresponding area is adjusted, at the moment, the rotating handle 11 is rotated, the rotating handle 11 drives the threaded rod 10 to rotate, the threaded rod 10 is far away from the threaded hole 20, the moving block 8 is unlocked, at the moment, the spring 7 drives the moving block 8 to move upwards through the reaction force of the spring 7, the moving block 8 drives the limiting block 9 to move upwards, at the moment, the moving plate 16 drives the connecting rod 2 to move leftwards, the push plate 3 and the sealing gasket 4 are driven by the connecting rod 2 to move leftwards, at the same time, the connecting rod 2 drives the limiting block 9 to move, the connecting rod 2 can be limited by the limiting block 9, the hyaluronic acid can be quantitatively injected, the phenomenon of excessive injection is avoided, the structure is arranged, the advantage of quantitatively injecting the hyaluronic acid is solved, the problem that the hyaluronic acid is not quantitatively injected in the existing injector is solved, and the device is used.

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

Claims

1. Hyaluronic acid injection needle, including needle tubing (1), characterized in that: the utility model discloses a needle tube (1), including needle tube (1), connecting rod (2)'s left side fixedly connected with push pedal (3), sealing pad (4) have been cup jointed to the surface of push pedal (3), sealing pad (4)'s surface and needle tube (1) internal surface sliding connection, needle tube (1)'s left side threaded connection has syringe needle (5), connecting rod (2) right side extends to needle tube (1) outside and fixedly connected with movable plate (16), cavity (6) have evenly been seted up to connecting rod (2)'s internal surface, the bottom fixedly connected with spring (7) of cavity (6) inner chamber, the top fixedly connected with movable block (8) of spring (7), the top fixedly connected with stopper (9) of movable block (8), the top of stopper (9) extends to connecting rod (2) top, threaded rod (10)'s bottom evenly rotates through the bearing and is connected with threaded rod (10), cavity (6) inner chamber is seted up to connecting rod (8) bottom, the bottom (20) of movable block (8) inner chamber (20), the bottom of the threaded rod (10) extends to the inner cavity of the groove (13) and is fixedly connected with a rotating handle (11).

2. A hyaluronic acid injection needle according to claim 1, characterized in that: six-edge grooves (12) are formed in the bottom of the rotating handle (11), and the distance between the outer surface of the threaded rod (10) and the inner surface of the spring (7) is one millimeter.

3. A hyaluronic acid injection needle according to claim 1, characterized in that: the sliding block (14) is fixedly connected to the left side and the right side of the moving block (8), sliding grooves (15) are formed in the left side and the right side of the inner cavity of the cavity (6), and the outer surface of the sliding block (14) is in sliding connection with the inner surface of the sliding grooves (15).

4. A hyaluronic acid injection needle according to claim 1, characterized in that: the right side of needle tubing (1) fixedly connected with a limiting cylinder (17), the internal surface of limiting cylinder (17) and the surface sliding connection of connecting rod (2).

5. A hyaluronic acid injection needle according to claim 1, characterized in that: the right sides of the top and the bottom of the needle tube (1) are fixedly connected with handles (18), and graduation marks (19) are arranged on the top of the outer surface of the needle tube (1).

6. A hyaluronic acid injection needle according to claim 1, characterized in that: the outer surface of the moving block (8) is in sliding connection with the inner surface of the cavity (6), and the shape of the rotating handle (11) is round.