CN215504893U

CN215504893U - Device for taking needle head of insulin syringe

Info

Publication number: CN215504893U
Application number: CN202121696727.XU
Authority: CN
Inventors: 郑旋玲
Original assignee: First Affiliated Hospital of Xiamen University
Current assignee: First Affiliated Hospital of Xiamen University
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-01-14
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses an insulin syringe needle taking device, which is characterized by comprising: the device comprises an upper arc plate, a lower arc plate, a needle taking cylinder, a first cutting knife, a second cutting knife, a limiting rod and a spring; the utility model utilizes the characteristic that the injection needle is connected to the insulin pen by screw threads, the injection needle base is sleeved by the needle taking tube matched with the patterns on the outer side of the injection needle base, the injection needle is taken down in a screwing mode, the puncture when the needle is taken by bare hands is avoided, meanwhile, the injection part of the injection needle can be cut off, the injection needle base and the needle head are separately treated, and the device has simple structure and convenient operation.

Description

Device for taking needle head of insulin syringe

Technical Field

The utility model belongs to the field of medical equipment, and particularly relates to an insulin syringe needle taking device.

Background

Diabetes mellitus is a metabolic disease characterized by hyperglycemia, which is caused by defects in insulin secretion or impaired biological action, or both; chronic hyperglycemia, leading to chronic damage, dysfunction of various tissues, particularly eyes, kidneys, heart, blood vessels, nerves; insulin was first discovered in 1921 by canadians f.g. banting and c.h. besilate, beginning in 1922 to be used clinically to save the past incurable diabetic patients; to date, insulin has been widely accepted as one of the important tools for the treatment of diabetes;

with the advance of science and technology, the medical level is gradually improved, the appearance of the insulin pen brings extremely high convenience to patients and medical staff, the insulin pen can avoid the tedious process that the patients or the medical staff use an injector to extract insulin in an insulin medicine bottle, the embarrassment that the patients inject the insulin in public places can be avoided, and the convenience is brought to the patients with poor eyesight and even blindness to inject the insulin; insulin pens are generally equipped with a special injection needle, and a new needle is replaced after each injection for the next injection; because the insulin needle is thin and has the length of only 4mm, the insulin needle can be punctured by the needle head carelessly when medical care personnel or patients replace the needle head, the medical care personnel can easily cause bacterial infection, disease infection and the like, and the puncturing of the needle head of the patient invisibly increases the pain of treating diseases for the patient; meanwhile, the replaced waste needle head is directly discarded and mixed in garbage, so that workers who carry out garbage disposal are easily stabbed, bacteria in the garbage enter through wounds, infection risks are easily caused, and the life safety of the workers who carry out garbage disposal is threatened.

SUMMERY OF THE UTILITY MODEL

The utility model provides an insulin syringe needle taking device, which utilizes the characteristic that a syringe needle is connected to an insulin pen through threads, a syringe needle taking tube matched with patterns on the outer side of a syringe needle seat is used for sheathing a syringe needle base, the syringe needle is taken down in a screwing mode, the syringe needle is prevented from being punctured when the syringe needle is taken by bare hands, meanwhile, an injection part of the syringe needle can be cut off, the syringe needle base and the syringe needle are separately treated, and the device has simple structure and convenient operation.

The technical scheme adopted by the utility model is that the device for taking the needle head of the insulin syringe comprises: the device comprises an upper arc plate, a lower arc plate, a needle taking cylinder, a first cutting knife, a second cutting knife, a limiting rod and a spring; a first cutting knife is connected in the groove of the upper arc plate, a second cutting knife is connected in the groove of the lower arc plate, a cutting opening on the lower side of the needle cylinder is sleeved on the lower arc plate and connected with the second cutting knife, and then the outer wall of the needle cylinder is connected with the inner wall of the lower arc plate; the upper arc plate and the small hole of the lower guard plate are respectively connected with the upper end and the lower end of the limiting rod, and the outer side of the limiting rod is sleeved with a spring;

furthermore, two sides of the lower end of the upper arc plate are respectively connected with three limiting blocks, and two small holes are formed in the inner sides of the limiting blocks on the two sides;

furthermore, two sides of the upper end of the lower arc plate are respectively provided with three clamping grooves, and the inner sides of the clamping grooves at the two sides are respectively provided with two small holes;

furthermore, the needle taking cylinder is of a two-section structure, the front section is provided with a round hole, the rear section is provided with a fixing hole with the same size as the injection needle seat, and the inner wall of the fixing hole is provided with patterns matched with the outer side wall of the needle seat; meanwhile, a cutting notch penetrates through the side wall of the needle taking cylinder from top to bottom.

The utility model has the beneficial effects that:

1. according to the insulin injection pen needle taking device, the characteristic that an injection needle is connected to an insulin pen through threads is utilized, the injection needle base is sleeved with the needle taking cylinder matched with the patterns on the outer side of the injection needle base, the injection needle is taken down in a screwing mode, and the phenomenon that the needle is pricked when being taken by bare hands is avoided;

2. the needle head taking device of the insulin injection pen can cut off the injection part of the injection needle, so that the base and the needle head can be conveniently separated, and the phenomenon that the abandoned injection needle base stabs an operator is avoided;

3. this syringe needle device is got to insulin injection pen's simple structure, convenient operation, direct will get the cylinder and cup joint to the syringe needle base on, take off the syringe needle through the rotation, through the mode of pressing, make the cutting knife cut off the syringe needle.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram of the operation of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic structural view of an upper arc plate of the present invention;

FIG. 4 is a schematic structural view of a lower arc plate of the present invention;

FIG. 5 is a schematic view of the structure of the syringe barrel of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-upper arc plate, 101-limiting block, 102-small hole, 2-lower arc plate, 201-clamping groove, 3-syringe taking, 301-fixing hole, 302-cutting notch, 303-round hole, 4-first cutter, 5-second cutter, 6-limiting rod, 7-spring, 8-injection needle and 9-insulin pen.

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.

Examples

As shown in fig. 1 to 5, a structure of a needle taking device for an insulin syringe is characterized by comprising: the device comprises an upper arc plate 1, a lower arc plate 2, a needle taking cylinder 3, a first cutting knife 4, a second cutting knife 5, a limiting rod 6 and a spring 7; a first cutting knife 4 is connected in the groove of the upper arc plate 1, a second cutting knife 5 is connected in the groove of the lower arc plate 2, after a cutting notch 302 at the lower side of the needle cylinder 3 is sleeved on the lower arc plate 2 and connected with the second cutting knife 5, the outer wall of the needle cylinder 3 is connected with the inner wall of the lower arc plate 2; the upper arc plate 1 and the small hole 102 of the lower guard plate 2 are respectively connected with the upper end and the lower end of the limiting rod 6, and the outer side of the limiting rod 6 is sleeved with a spring 7; the needle taking cylinder 3 is used for being sleeved on the needle, so that the decorative pattern sleeve on the needle taking cylinder 3 clamps the decorative pattern on the side outer wall of the needle seat, and the needle seat is taken down by rotating the needle taking cylinder; the upper arc plate 1 and the lower arc plate 2 are connected by the limiting rod 6, and the spring 7 can be bounced after the two arc plates are closed; when the two arc plates are closed, the first cutting knife 4 and the second cutting knife 5 cut off the injection needle;

two sides of the lower end of the upper arc plate 1 are respectively connected with three limiting blocks 101, and two small holes 102 are arranged on the inner sides of the limiting blocks 101 on the two sides and used for sleeving the upper ends of the limiting rods 6;

two sides of the upper end of the lower arc plate 2 are respectively provided with three clamping grooves 202, and the inner sides of the clamping grooves at the two sides are respectively provided with two small holes 102 for sleeving the lower end of the limiting rod 6;

the needle taking tube 3 is of a two-section structure, the front section is provided with a round hole 303, the rear section is provided with a fixing hole 301 with the same size as the injection needle seat, and the inner wall of the fixing hole 303 is provided with patterns matched with the outer side wall of the needle seat, so that the needle taking tube 3 is convenient to sleeve and clamp the injection needle base, and the injection tube 3 can rotate to take down the injection needle base; meanwhile, a cut-open notch penetrates through the side wall of the needle taking cylinder from top to bottom, so that the first cutting knife 4 and the second cutting knife 5 can conveniently enter the needle taking cylinder 3.

The operation principle and the specific use method are as follows:

after an operator uses the insulin pen to inject insulin, firstly, a needle head on the insulin pen is inserted into a fixing hole 301 of a syringe 3, the needle head penetrates through the fixing hole 301 and enters a round hole 303, and the pattern of an injection needle seat is clamped to the pattern on the inner wall of the fixing hole 301; then, the first arc plate 1 and the second arc plate 2 are pressed, in the process of closing the two arc plates, the first cutting knife 4 and the second cutting knife 5 cut off the needle head, and the cut needle head falls out of the round hole 303; finally, the device is screwed, the injection needle seat is taken down from the insulin pen in the rotating process of the needle cylinder 3, and a new insulin injection needle is replaced for standby.

In summary, the insulin injection pen needle taking device 1 utilizes the characteristic that the injection needle is connected to the insulin pen through threads, the injection needle base is sleeved with the needle taking cylinder matched with the patterns on the outer side of the injection needle base, the injection needle is taken down in a screwing mode, and the phenomenon that the needle is pricked when being taken by bare hands is avoided;

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. An insulin syringe needle taking device, comprising: the device comprises an upper arc plate, a lower arc plate, a needle taking cylinder, a first cutting knife, a second cutting knife, a limiting rod and a spring; a first cutting knife is connected in the groove of the upper arc plate, a second cutting knife is connected in the groove of the lower arc plate, a cutting opening on the lower side of the needle cylinder is sleeved on the lower arc plate and connected with the second cutting knife, and then the outer wall of the needle cylinder is connected with the inner wall of the lower arc plate; the upper end and the lower end of the limiting rod are respectively connected with the small holes of the upper arc plate and the lower guard plate, and the outer side of the limiting rod is sleeved with a spring.

2. The device for taking the needle head of the insulin syringe as claimed in claim 1, wherein two sides of the lower end of the upper arc plate are respectively connected with three limiting blocks, and two small holes are arranged at the inner sides of the limiting blocks at the two sides.

3. The insulin syringe needle taking device is characterized in that three clamping grooves are respectively arranged on two sides of the upper end of the lower arc plate, and two small holes are respectively arranged on the inner sides of the clamping grooves on the two sides.

4. The device for taking the needle head of the insulin syringe according to claim 1, wherein the needle taking cylinder has a two-stage structure, the front stage is provided with a round hole, the rear stage is provided with a fixing hole with the same size as the needle seat, and the inner wall of the fixing hole is provided with a pattern matched with the outer side wall of the needle seat; meanwhile, a cutting notch penetrates through the side wall of the needle taking cylinder from top to bottom.