CN216258589U

CN216258589U - Novel insulin pen

Info

Publication number: CN216258589U
Application number: CN202122341696.2U
Authority: CN
Inventors: 韩碧园; 屠宝坤; 范寒院; 于鑫; 顾敏
Original assignee: Shenzhen Dapeng New District Nan'ao People's Hospital
Current assignee: Shenzhen Dapeng New District Nan'ao People's Hospital
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-04-12
Anticipated expiration: 2031-09-27

Abstract

The utility model belongs to the technical field of medical equipment, and particularly relates to a novel insulin pen which comprises a pen cap, wherein one end of the pen cap is provided with a pen container, an insulin pen core is arranged in the pen container, one end of the insulin pen core is provided with a piston, the middle section of the pen container is provided with a dosage display screen, the lower end of the insulin pen core is provided with a needle head sleeve, the lower end of the needle head sleeve is provided with a silica gel ring, the lower end of the inner part of the silica gel ring is provided with a cylindrical groove, two sides of the bottom of the silica gel ring are provided with compression springs, two sides of the lower end of the needle head sleeve are provided with rectangular grooves, one side of each rectangular groove is provided with a movable groove, a movable clamping block is arranged in the movable groove, the upper end of the movable groove is provided with a limiting groove, the lower end of the movable clamping block is provided with a connecting cylinder, and the upper end of the movable clamping block is provided with a limiting clamping block. The safety of the utility model can be improved by arranging the compression spring, the pressing key and the limiting fixture block; the purpose of improving the quick installation performance of the utility model can be achieved by arranging the silica gel ring, the movable clamping block and the movable groove.

Description

Novel insulin pen

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a novel insulin pen.

Background

The insulin pen avoids the tedious process that the patient draws insulin in the insulin medicine bottle by using an injector, can avoid the embarrassment that the patient injects insulin in public places, and brings convenience for the patient with poor eyesight or even blindness to inject insulin. After checking before each injection to confirm that there is a sufficient dose of insulin, the dose knob is turned to adjust to the desired number of injection units. If the injected insulin is a suspension, the insulin pen should be turned upside down 10 times or so until the drug solution becomes a uniform white suspension, in order to prevent the concentration of the drug solution from being non-uniform and causing poor blood sugar control. The quick-acting insulin, the short-acting insulin and the insulin glargine are clear solutions and can be directly injected.

The prior art has the following problems:

1. the existing insulin needle is rotary, and is easy to prick hands when being rotated and disassembled, so that the problem of germ infection can be caused;

2. the existing insulin needle is of a rotary type, is very difficult to screw during installation and disassembly, and causes time delay in the process of operation and splicing.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a novel insulin pen, which solves the problem that the hands are easy to prick during rotary disassembly and the pathogenic bacteria infection is caused; the installation and the disassembly are very difficult to screw, and the operation splicing process can cause the problem of time delay.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel insulin pen, includes the cap for brush, cap for brush one end is provided with the pen container, the inside insulin refill that is provided with of pen container, insulin refill one end is provided with the piston, the pen container middle section is provided with dosage display screen, insulin refill lower extreme is provided with the syringe needle cover, syringe needle cover lower extreme is provided with the silica gel circle, the inside lower extreme of silica gel circle is provided with the cylinder groove, silica gel circle bottom both sides are provided with compression spring, syringe needle cover lower extreme both sides are provided with the rectangular channel, rectangular channel one side is provided with movable groove, movable inslot portion is provided with movable fixture block, movable groove upper end is provided with the spacing groove, movable fixture block lower extreme is provided with the connecting cylinder, movable fixture block upper end is provided with spacing fixture block, one side that the connecting cylinder was kept away from to movable fixture block is provided with the press the key.

As a preferred technical scheme of the utility model, the lower end of the movable fixture block is provided with an elastic connecting block, the lower end of the connecting cylinder is provided with a needle point, the limiting fixture block is fixedly connected with the movable fixture block, the connecting cylinder is fixedly connected with the needle point, and the movable fixture blocks are axially symmetrically arranged about the needle point.

As a preferred technical scheme of the utility model, the pen cap is movably connected with the pen container, the pen container is sleeved with the insulin pen core, the pen container is fixedly installed with the piston, and the pen container is fixedly connected with the dosage display screen.

As a preferred technical scheme of the utility model, the insulin refill is fixedly connected with the needle head sleeve, the needle head sleeve is fixedly connected with the silica gel ring, the silica gel ring is in a circular ring shape, the number of the cylindrical grooves is two, and one end of the compression spring is fixedly connected with the needle head sleeve.

As a preferred technical scheme of the utility model, the other end of the compression spring is movably connected with the connecting cylinder, the rectangular groove is movably connected with the elastic connecting block, and the height dimension of the rectangular groove is matched with that of the elastic connecting block.

As a preferred technical scheme of the present invention, the movable clamping block is movably connected to the connecting cylinder through a movable groove, a width dimension of the movable clamping block is the same as a width dimension of the movable groove, and the movable clamping block is fixedly connected to the elastic connecting block.

As a preferable technical solution of the present invention, the limiting fixture block is fixedly connected to a pressing key, the pressing key is axially symmetrically arranged with respect to the needle tip, and a width dimension of the pressing key is the same as a width dimension of the limiting fixture block.

Compared with the prior art, the utility model provides a novel insulin pen, which has the following beneficial effects:

1. according to the novel insulin pen, the compression spring, the pressing keys and the limiting clamping blocks are arranged, when the insulin pillow needs to be replaced, the insulin pillow does not need to be rotated, the pressing keys on two sides are pressed simultaneously, the insulin pillow is pressed to the deepest position under the limitation of the limiting clamping blocks, then the spring elasticity borne by the upper end of the connecting cylinder can enable the connecting cylinder with the needle point to be ejected out together, the needle point is prevented from being touched by mistake, and the safety of the insulin pen is improved.

2. According to the novel insulin pen, the silica gel ring, the movable fixture block and the movable groove are arranged, the silica gel ring has high elasticity, the sealing performance is good during extrusion, side leakage during insulin extrusion is prevented, the connecting cylinder is connected with the needle head sleeve in a clamping mode through the movable fixture block, the movable fixture block is clamped in the movable groove only by pressing mutually during fixed installation, installation steps are simple, and the quick installation performance of the novel insulin pen is improved.

Drawings

FIG. 1 is a schematic cross-sectional view of the overall structure of the present invention;

FIG. 2 is a partial cross-sectional view of a needle cover of the present invention construction;

FIG. 3 is a partial assembly view of the movable clamping block of the present invention;

FIG. 4 is a schematic view of the structure of part A of the present invention.

In the figure: 1. a pen cap; 2. a pen container; 3. an insulin pen-core; 4. a piston; 5. a dose display screen; 6. a needle cover; 7. a silica gel ring; 8. a cylindrical groove; 9. a compression spring; 10. a rectangular groove; 11. a movable groove; 12. a movable clamping block; 13. a limiting groove; 14. a connecting cylinder; 15. a limiting clamping block; 16. pressing a key; 17. an elastic connecting block; 18. a needle tip.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: a novel insulin pen comprises a pen cap 1, wherein one end of the pen cap 1 is provided with a pen container 2, an insulin pen core 3 is arranged in the pen container 2, one end of the insulin pen core 3 is provided with a piston 4, the middle section of the pen container 2 is provided with a dosage display screen 5, the lower end of the insulin pen core 3 is provided with a needle head sleeve 6, the lower end of the needle head sleeve 6 is provided with a silica gel ring 7, the lower end in the silica gel ring 7 is provided with a cylindrical groove 8, the insulin pen is better in sealing performance, compression springs 9 are arranged on two sides of the bottom of the silica gel ring 7, rectangular grooves 10 are formed in two sides of the lower end of the needle cover 6, a movable groove 11 is formed in one side of each rectangular groove 10, a movable clamping block 12 is arranged inside each movable groove 11, a limiting groove 13 is formed in the upper end of each movable groove 11, a connecting cylinder 14 is arranged at the lower end of each movable clamping block 12, a limiting clamping block 15 is arranged at the upper end of each movable clamping block 12, and a pressing key 16 is arranged on one side, away from the connecting cylinder 14, of each movable clamping block 12.

In this embodiment, the lower end of the movable fixture block 12 is provided with the elastic connection block 17, the lower end of the connection cylinder 14 is provided with the needle point 18, the limiting fixture block 15 is fixedly connected with the movable fixture block 12, the connection cylinder 14 is fixedly connected with the needle point 18, and the movable fixture blocks 12 are axially symmetrically arranged about the needle point 18, so that the connection cylinder 14 can be ejected after being used up; the pen cap 1 is movably connected with the pen container 2, the pen container 2 is sleeved with the insulin refill 3, the pen container 2 is fixedly installed with the piston 4, and the pen container 2 is fixedly connected with the dosage display screen 5, so that dosage display can be more obvious; the insulin refill 3 is fixedly connected with the needle head sleeve 6, the needle head sleeve 6 is fixedly connected with the silica gel ring 7, the silica gel ring 7 is in a circular ring shape, two cylindrical grooves 8 are arranged, and one end of the compression spring 9 is fixedly connected with the needle head sleeve 6, so that the sealing effect of the needle head sleeve 6 is better; the other end of the compression spring 9 is movably connected with the connecting cylinder 14, the rectangular groove 10 is movably connected with the elastic connecting block 17, and the height dimension of the rectangular groove 10 is matched with that of the elastic connecting block 17, so that the elastic connecting block 17 can generate displacement under stress; the movable clamping block 12 is movably connected with the connecting cylinder 14 through the movable groove 11, the width dimension of the movable clamping block 12 is the same as that of the movable groove 11, and the movable clamping block 12 is fixedly connected with the elastic connecting block 17, so that the movable clamping block 12 can move conveniently; the limiting fixture block 15 is fixedly connected with the pressing key 16, the pressing key 16 is axially symmetrically arranged about the needle point 18, and the width dimension of the pressing key 16 is the same as that of the limiting fixture block 15, so that the pressing key 16 can be conveniently and simultaneously controlled.

The working principle and the using process of the utility model are as follows: an operator has high elasticity through the silica gel ring 7, the sealing performance is good during extrusion, the side leakage during the extrusion of insulin is prevented, the connecting cylinder 14 is clamped with the needle head sleeve 6 through the movable clamping block 12, so that the movable clamping block 12 is clamped in the movable groove 11 only by mutually pressing in the installation and fixation, when the insulin pillow head needs to be replaced, the rotation is not needed, only the pressing keys 16 on two sides are pressed simultaneously, the connecting cylinder 14 and the needle head 18 are pressed to the deepest position under the limitation of the limiting clamping block 15, and then the spring elasticity borne by the upper end of the connecting cylinder 14 can eject the connecting cylinder 14 together with the needle head 18, so that the mistaken contact of the needle head 18 is avoided; when the utility model is used, the insulin refill 3 is put into the pen container 2, then the needle cover 6 and the connecting cylinder 14 are mutually pushed to be installed, and after the utility model is used, the pressing keys 16 at the two sides of the needle cover 6 are pressed simultaneously to pop out of the connecting cylinder 14.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel insulin pen comprises a pen cap (1) and is characterized in that: the pen cap (1) is provided with a pen container (2) at one end, an insulin pen core (3) is arranged in the pen container (2), a piston (4) is arranged at one end of the insulin pen core (3), a dosage display screen (5) is arranged in the middle section of the pen container (2), a needle cover (6) is arranged at the lower end of the insulin pen core (3), a silica gel ring (7) is arranged at the lower end of the needle cover (6), a cylindrical groove (8) is arranged at the lower end of the inner part of the silica gel ring (7), compression springs (9) are arranged at two sides of the bottom of the silica gel ring (7), rectangular grooves (10) are arranged at two sides of the lower end of the needle cover (6), a movable groove (11) is arranged at one side of the rectangular groove (10), a movable clamping block (12) is arranged in the movable groove (11), a limiting groove (13) is arranged at the upper end of the movable clamping block (11), a connecting barrel (14) is arranged at the lower end of the movable clamping block (12), a limiting clamping block (15) is arranged at the upper end of the movable clamping block (12), and a pressing key (16) is arranged on one side, far away from the connecting cylinder (14), of the movable clamping block (12).

2. The novel insulin pen of claim 1, characterized in that: the needle is characterized in that an elastic connecting block (17) is arranged at the lower end of the movable clamping block (12), a needle point (18) is arranged at the lower end of the connecting cylinder (14), the limiting clamping block (15) is fixedly connected with the movable clamping block (12), the connecting cylinder (14) is fixedly connected with the needle point (18), and the movable clamping block (12) is axially symmetrically arranged relative to the needle point (18).

3. The novel insulin pen of claim 1, characterized in that: pen cap (1) and pen container (2) swing joint, pen container (2) cup joint with insulin refill (3), pen container (2) and piston (4) fixed mounting, pen container (2) and dosage display screen (5) fixed connection.

4. The novel insulin pen of claim 1, characterized in that: insulin refill (3) and syringe needle cover (6) fixed connection, syringe needle cover (6) and silica gel circle (7) fixed connection, silica gel circle (7) are the ring form, cylinder groove (8) have two, compression spring (9) one end and syringe needle cover (6) fixed connection.

5. The novel insulin pen of claim 1, characterized in that: the other end of the compression spring (9) is movably connected with the connecting cylinder (14), the rectangular groove (10) is movably connected with the elastic connecting block (17), and the height dimension of the rectangular groove (10) is matched with that of the elastic connecting block (17).

6. The novel insulin pen of claim 1, characterized in that: the movable clamping block (12) is movably connected with the connecting cylinder (14) through the movable groove (11), the width size of the movable clamping block (12) is the same as that of the movable groove (11), and the movable clamping block (12) is fixedly connected with the elastic connecting block (17).

7. The novel insulin pen of claim 1, characterized in that: the limiting fixture block (15) is fixedly connected with a pressing key (16), the pressing key (16) is axially symmetrically arranged relative to the needle point (18), and the width dimension of the pressing key (16) is the same as that of the limiting fixture block (15).