KR101487004B1 - protection cap for injector needle - Google Patents

Abstract

The present invention is not limited to the use of a stable syringe. In addition, when the drug solution of the ampule is to be introduced into the syringe, various kinds of impurities and a piece of glass of the ampule can be prevented from flowing into the inside of the syringe. .
The syringe according to the present invention includes a body portion having an insertion hole penetrating the inside of the syringe so that the head portion of the syringe is fitted into the syringe, a needle guide portion extending in the longitudinal direction of the body portion, And a separation filter disposed inside the needle guide hole to filter impurities of the fluid flowing into the syringe through the needle of the syringe.
The present invention as described above is applicable not only to the case where the syringe is not used but also to the case where the user injects the drug solution contained in the ampule into the inside of the syringe and intends to use it, .
Secondly, even when the drug solution contained in the ampule is introduced into the syringe, the fine glass powder or various impurities, which can be mixed with the drug solution contained in the ampule, can be effectively prevented from flowing into the syringe It is possible to prevent various impurities from being mixed in the chemical liquid, thereby preventing the chemical liquid from being deteriorated or being contaminated with various impurities and obtaining a stable therapeutic effect.
Third, there is a need for a syringe having a body portion that is detachably coupled to a head portion of a syringe without a complicated configuration, a needle seat portion for protecting the syringe needle of the syringe to the outside of the body portion, It is possible to achieve not only convenience in use but also unnecessary increase in cost, thereby reducing overall manufacturing cost.
Fourth, the body coupled to the head portion of the syringe is configured to be easily separated from each other through the separation protrusions, thereby preventing damage to the user's body that may occur during the separation of the syringe and the injection needle protection cap, .

Description

[0002] Protection cap for injector needle [0003]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a needle protection cap capable of effectively preventing a user using a syringe from being injured by a needle of a syringe, and more particularly, It is possible to prevent contamination of the injection needle by effectively preventing infiltration of microscopic glass powder and various impurities into the inside of the syringe even when it is desired to use the drug solution contained in the ampule .

The syringe means a piston-shaped body capable of storing a long needle and a chemical liquid so that the chemical liquid can be pushed into the body of the organism.

Such a syringe is generally formed to have the shape of a sharp needle so that the drug solution stored in the main body can be smoothly pushed into the body of the organism, and the shape of the syringe is varied according to the intended use.

However, since such a syringe has a sharp needle shape, there is a problem that the user or the patient's body subject to the procedure may be damaged even after the use of the syringe, as well as the procedure using the syringe.

Accordingly, recently, as in the document (1), the injection needle is safely stored through the protective cap formed so as to surround the outer side of the injection needle, and the protective cap surrounding the outside of the injection needle is used only when the syringe is used A method has been proposed in which a safe syringe can be used.

However, in the conventional injection needle protection cap as described in the above document (1), when the injection needle is not used, the original purpose of preventing the user or the patient's body from being damaged due to the injection needle of the injection needle can be achieved. If a chemical solution contained in the same container is to be used, glass powder or fine impurities mixed with the chemical solution may flow into the injection needle as it is, and various impurities may be injected into the user's body with the chemical solution.

On the other hand, when the conventional syringe is used as described above, it is possible to prevent damage to the user and the patient due to the needle, and to provide the drug solution efficiently inside the syringe, so that the drug solution provided inside the syringe can be used without using the ampule However, the method as described in Document 2 has a problem that it is difficult to use it practically and safely due to the complicated structure for constructing the syringe, and the time and materials for manufacturing the syringe There is a problem that it is difficult to apply it widely to the medical industry using syringe because it is difficult to mass-produce due to unnecessary increase of cost.

(1) Korean Patent Registration No. 10-1164447 (July 4, 2012). (2) Korean Register of Practical Registration No. 20-0380851 (March 28, 2005).

Disclosure of the Invention The present invention has been conceived to solve the above-mentioned problems, and it is an object of the present invention to provide a method for injecting a drug solution contained in an ampule into a syringe, To the inside of the syringe.

Another object of the present invention is to provide a method for injecting a drug solution accommodated in an ampule into the inside of a syringe or using a syringe, The present invention relates to an injection needle protection cap which can safely prevent a user or a patient's body from being damaged due to the injection needle of the injection needle even when the injection needle is not used.

It is another object of the present invention to provide an injection needle protection cap which can be safely separated without damaging the user's body even when the protective cap coupled to wrap the outside of the injection needle is separated from the head portion of the syringe.

In order to achieve the above object, according to the present invention, there is provided a syringe including a body portion having an insertion hole penetrating the inside of the syringe so that a head portion of the syringe is inserted into the syringe, a needle extending in the longitudinal direction of the body portion, And a separation filter provided inside the needle guide so as to filter impurities of the fluid flowing into the syringe through the needle of the syringe.

At this time, the body portion has a tube-like shape and is formed in a longitudinal direction of the insertion hole, and a cutting groove is formed, one side of which is connected to the cutting groove and the other side of which is in close contact with the head portion of the syringe, And a separation protrusion that flows downward to separate the body portion coupled to the head portion of the syringe.

In addition, the needle guide hole may include a filter insertion groove into which the separation filter is seated, the separation filter may include a fine filter closely fitted to the filter insertion groove, and a brush filter coupled to surround the outer periphery of the fine filter. And the like.

The separating protrusion is formed integrally with one side of the incision groove and includes a protrusion body having a plurality of support protrusions on the outer side in the longitudinal direction and a protrusion body formed on an end of the protrusion body And may include an adhesive plate.

The present invention as described above can achieve the following effects.

First, in addition to the case of not using a syringe and intending to use a drug solution contained in the ampule inside the syringe, it is possible to prevent the user or the patient's body from being damaged due to the injection needle and to use the drug safely.

Secondly, even when the drug solution contained in the ampule is introduced into the syringe, the fine glass powder or various impurities, which can be mixed with the drug solution contained in the ampule, can be effectively prevented from flowing into the syringe It is possible to prevent various impurities from being mixed in the chemical liquid, thereby preventing the chemical liquid from being deteriorated or being contaminated with various impurities and obtaining a stable therapeutic effect.

Third, there is a need for a syringe having a body portion that is detachably coupled to a head portion of a syringe without a complicated configuration, a needle seat portion for protecting the syringe needle of the syringe to the outside of the body portion, It is possible to achieve not only convenience in use but also unnecessary increase in cost, thereby reducing overall manufacturing cost.

Fourth, the body coupled to the head portion of the syringe is configured to be easily separated from each other through the separation protrusions, thereby preventing damage to the user's body that may occur during the separation of the syringe and the injection needle protection cap, .

1 is a perspective view of an injection needle protection cap according to the present invention;
2 is another perspective view of an injection needle protection cap according to the present invention;
3 is a side cross-sectional view of a needle protection cap of the present invention.
4 is a use state diagram showing a state in which a needle protection cap according to the present invention is coupled to a syringe;
FIG. 5 is an assembled state showing a state in which a needle protecting cap according to the present invention is coupled to a syringe. FIG.
FIG. 6 is a use state diagram illustrating a process of introducing a drug solution accommodated inside the ampule through a syringe coupled with a needle protection cap according to the present invention. FIG.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Before describing the present invention, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings. In the drawings, the same reference numerals are used to designate the same or similar components throughout the drawings. In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

First, the configuration will be described with reference to Figs. 1 to 6.

The present invention is characterized by a body 110 having an insertion hole 111 formed to penetrate the inside of the syringe 10 so that the head 11 of the syringe 10 can be inserted and inserted into the body 100, And a separation filter 130 provided on the inner side of the needle seat 120. The needle seat 120 is formed with a needle guide hole 121 extending in the longitudinal direction of the needle seat 120, .

1 and 2, the body 110 includes a cylindrical insertion hole (not shown) corresponding to the shape of the syringe 10 so that the head 11 of the syringe 10 can be inserted and coupled therewith The head portion 11 of the syringe 10 is smoothly inserted into the insertion hole 111 of the insertion hole 111 smoothly in correspondence with the shape and size of the syringe 10, It is preferable that the inner diameter of the insertion hole 111 is gradually decreased in the direction of the needle guide hole 121 along the longitudinal direction of the body 110. [

The body 110 has a tubular shape and is formed in a longitudinal direction of the insertion hole 111. The body 110 has one side connected to the incision groove 112, And a separation protrusion 113 which is connected to the groove 112 so as to flow upward and downward.

1 to 3, the cutout groove 112 is formed adjacent to the insertion hole 111 of the body 110 coupled with the head 11 of the syringe 10, When the body 110 is coupled to the head 11 of the syringe 10 as shown in FIGS. 5 and 6, the syringe 10 and the body 110 are coupled to each other will be.

5, in a state where one side of the separation protrusion 113 is tightly coupled to one side of the head portion 11 of the syringe 10, The insertion hole 111 of the body part 110 and the head part 11 of the syringe 10 coupled to the inside of the insertion hole 111 can be smoothly separated.

The separating protrusion 113 is extended from one side of the cutout groove 112 and has a plurality of support protrusions 113a-1 on the outer side in the longitudinal direction, 113a, and a contact plate 113b formed at an end of the projection body 113a.

1, the support protrusions 113a-1 protrude outward from the protrusion body 113a. In the present invention, a plurality of protrusions 113a-1 protrude in the longitudinal direction of the protrusion body 113a. However, The present invention is not limited thereto and a user can conveniently bring a finger into close contact with the support protrusion 113a-1 to smoothly make the longitudinal flow of the protrusion body 113a upward or downward or in the direction of the body part 110 The shape and shape of the support protrusions 113-1 can be variously modified and applied.

4 and 5, the fastening plate 113b is coupled to the head portion 11 of the syringe 10 when the needle protection cap of the present invention is coupled to the syringe 10 to be coupled, So that the coupling of the body 110 can be more easily separated.

For example, the contact plate 113b is formed in close contact with one side of the head 11 of the syringe, and when the projection body 113a is moved forward and backward in the upward, downward, or longitudinal direction, So that the body portion 110 connected to the projection body 113a can be smoothly pushed outwardly of the head portion 11 with respect to the contact portion with the head portion 11a.

5, even when the head 11 of the syringe 10 is coupled to the insertion hole 111 of the body 110, the user can easily place the syringe 10 on the outside of the projection body 113a The protruding body 113a is extended in the longitudinal direction of the syringe 10 and the contact plate 113b provided at the end of the protruding body 113a is pressed against one side of the head 11 of the syringe 10 The upward and downward pressure of the projection body 113a is changed to a longitudinal direction pressure separating the coupling of the head part 11 and the body part 110, The head portion 11 of the syringe 10 coupled to the syringe 111 can be separated.

This is particularly effective in preventing the user's hands from being damaged in the process of detaching the protective cap coupled to the head 11 of the syringe 10 when using a conventional needle protection cap, It is.

In the above description, the separating protrusion 113 is formed of the protrusion body 113a and the adhesive plate 113b. However, the separating protrusion 113 may be formed of the protrusion body 113a and the adhesive plate 113b. The protruding body 113a and the urging plate 113b may be formed integrally with the protruding body 113a or the urging plate 113b if the head unit 11 can be safely separated by the user. 113b may be changed and applied.

The needle seat 120 is formed to be able to cover the outside of the needle 12 of the syringe 10 coupled to the insertion hole 111 of the body 110.

That is, when the body part 110 and the head part 11 of the syringe 10 are coupled to each other, the needle 12 of the syringe 10 is extended to the outside of the body part 110 in the longitudinal direction of the body part 110, The needle 12 of the syringe 10 penetrates and is seated inside the needle guide hole 121 so that the needle part of the syringe can be safely protected.

At this time, the needle guide hole 121 is formed by forming a filter insertion groove 121a so that the separation filter 130 can be seated.

3, the needle guide 121 is provided at the end of the needle guide hole 121 in the longitudinal direction, that is, at the end of the needle guide hole 121 opposed to the insertion hole 111 of the body 110, And a predetermined groove is formed so that the upper surface 130 is seated and firmly coupled.

5, the needle 12 of the syringe 10 is wrapped around the needle seat 120 extending to one side of the body 110, and the syringe 10 When the drug solution contained in the inside of the ampule 20 is to be introduced into the inside of the ampule 20, various impurities and glass powder that can be introduced into the ampule 20 due to breakage of the spike of the ampule 20, 10 and the needle 12 of the syringe 10 together with the chemical solution.

That is, various impurities and glass powders that may be mixed with the chemical solution inside the ampule 20 are filtered through the separation filter 130 that is seated in the filter insertion groove 121a of the needle guide hole 121 Even when the chemical liquid is introduced in the direction of the syringe 10, impurities and glass powder are prevented from flowing into the syringe 10.

The separation filter 130 includes a fine filter 131 tightly coupled to the filter insertion groove 121a and a brush filter 132 tightly coupled to one side of the fine filter 131.

3 to 6, after the fine filter 131 is seated in the filter insertion groove 121a, the brush filter 132 is attached to one side of the fine filter 131 6, after the needle seat 120 formed to surround the needle 12 of the syringe 10 is inserted into the inside of the ampule 20 housing the drug solution, The chemical solution flowing into the inside of the syringe 10 through the needle guide hole 121 of the needle seat part 120 is transferred to the interior of the syringe 10 through the fine filter 131, And flows into the syringe 10 through the needle 12 of the syringe 10 through the filter 132 so that the ampule 20 can be mixed with the drug solution in the inside of the ampule 20 as well as various impurities, It is possible to effectively prevent the glass pieces or the like of the glass tube 10 from flowing into the inside of the syringe 10 It will be good.

Although it is not illustrated in detail in the present invention, it is preferable that the fine filter 131 is formed so that only a chemical solution contained in the inside of the ampule 20 is passed using a filter having 200 to 400 mesh, It is preferable to use a filter having a size of 50 to 100 meshes so that various impurities which may be mixed with the chemical solution and glass fragments of the emulsion can be filtered on the inside of the ampule 20.

As described above, according to the present invention, even when the syringe is used, in order to prevent the risk of damaging the user or the patient's body due to the needle of the syringe, when the drug solution accommodated in the inside of the ampule is to be introduced into the syringe, Various kinds of mixed impurities and pieces of glass can be prevented from flowing into the inside of the syringe and used safely.

While the present invention has been particularly shown and described with reference to specific embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made therein without departing from the spirit or scope of the invention as set forth in the following claims It will be apparent to those of ordinary skill in the art.

Description of the Related Art [0002]
10: Syringe cap 11: Head portion
12: Needle 20: ampule
110: body part 111: insertion hole
112: incision groove 113: separating projection
113a: projection body 133a-1: support projection
113b: Adhering plate 120: Needle seat part
121: needle guide hole 121a: filter insertion groove
130: Separation filter 131: Fine filter
132: Brush filter

Claims (4)

A body 110 having an insertion hole 111 through which the head 11 of the syringe 10 is inserted and fitted,
A needle seat 120 having a needle guide 121 extending in the longitudinal direction of the body 110 and guiding the needle 12 of the syringe 10 coupled to the insertion hole 111, ,
And a separation filter 130 disposed inside the needle guide hole 121 to filter impurities of fluid flowing into the syringe 10 through the needle 12 of the syringe 10,
The body 110 includes a cutout groove 112 formed in a tubular shape and cut in the longitudinal direction of the insertion hole 111 and a cutting groove 112 having one side connected to the cutout groove 112, Which is formed to be in close contact with the head part 11 of the syringe 10 and flows upward and downward of the incision groove 112 to separate the body part 110 coupled with the head part 11 of the syringe 10, And a projection 113,
The separation protrusion 113 includes a protrusion body 113a integrally extended to one side of the incision groove 112 and having a plurality of support protrusions 113a-1 on the outside in the longitudinal direction, And a fastening plate (113b) formed at an end of the projection body (113a) so as to be in close contact with the head part (11) of the needle (10).
delete The method according to claim 1,
The needle guide hole 121 includes a filter insertion groove 121a formed at an end of the needle guide hole 121 in the longitudinal direction so that the separation filter 130 can be seated on the needle guide hole 121,
The separation filter 130 includes a fine filter 131 tightly coupled to the filter insertion groove 121a and a brush filter 132 tightly coupled to one side of the fine filter 131. [ Needle protection cap.
delete

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