KR20160107056A

KR20160107056A - Anesthesia liquid injector

Info

Publication number: KR20160107056A
Application number: KR1020150030000A
Authority: KR
Inventors: 유재원; 신미향
Original assignee: 21세기메디칼 주식회사
Priority date: 2015-03-03
Filing date: 2015-03-03
Publication date: 2016-09-13

Abstract

The present invention relates to a syringe injector, comprising: a syringe body having a space for receiving an anesthetic liquid ampoule; an ampoule inlet formed to open the syringe body so that the ampoule is inserted into the space; An injection needle formed at an end of the syringe body, a piston portion formed to move inside the syringe body, and an ampoule injection port formed to open and close the syringe body, And an ampoule door for preventing the dislodgement of the anesthetic solution injector.
The present invention facilitates the replacement of the ampoule and shortens the time for injecting the anesthetic solution. It is another object of the present invention to provide an anesthetic solution injector which has an ampoule door for preventing the release of an anesthetic solution caused when an anesthetic solution is dispensed and protecting the anesthetic solution ampoule, thereby providing safe and convenient use.

Description

Anesthesia liquid injector

The present invention relates to an anesthetic liquid injector used in a hospital, and an anesthetic liquid injector capable of fixing an anesthetic liquid ampoule by forming an ampoule door at an ampoule inlet of a syringe.

Generally, during local anesthesia, the patient concentrates on the treated area and there is a risk of moving the body when the needle is inserted into the patient's operation site. As the patient's fear of anesthetic injections increases, the above-mentioned risks can be further increased.

Therefore, local anesthetic injections for dental treatment performed on the gums require a great deal of attention to safety and there is a high need for a technique capable of solving the above-mentioned risks.

In addition, when an ampoule containing an anesthetic liquid is placed in a syringe and local anesthesia is performed for dental treatment, the amount of anesthetic liquid to be injected depends entirely on the skill of the dentist. Therefore, do.

As a kind of syringe, a self-aspirating system developed by Astra or a self-aspirating system developed by Ronvig A / S is used as a syringe for a metal cartridge. In addition, a pistol-type syringe or pen- Ligament syringes have been developed and spread.

According to Korean Patent No. 20-0467664, a typical syringe for a metal cartridge includes a main body having a cut-out portion formed at one side thereof for feeding an anesthetic ampoule and having an auxiliary handle at one end thereof, And a handle connected to an end of the shaft and protruding to the outside of the main body.

Korean Patent No. 20-0467664, when using a syringe injected with an anesthetic liquid ampoule, the ampoule in the syringe may be detached or may fall out. In addition, when the ampoule injection is wrong, it is difficult to pressurize the syringe, which makes it difficult to operate the syringe.

In the present invention, an anesthetic liquid injector injecting an anesthetic liquid ampoule into a syringe to inject an anesthetic liquid solution can fix an anesthetic liquid ampoule by forming an ampoule door in a syringe, and an anesthetic liquid ampoule To an anesthetic liquid injector.

A syringe body having a space for receiving an anesthetic solution ampoule; An ampoule inlet formed at one side of the syringe body to open the ampoule into the space; An opening formed in the syringe body, the opening being formed to be opened to leave the ampoule located in the body; An injection needle formed at an end of the syringe body; A piston portion that pushes the anesthetic liquid toward the injection needle side and is configured to move inside the syringe body; And an ampoule door formed to be opened and closed at the ampoule injection port to prevent separation of the ampoule mounted on the syringe body.

The ampoule door may be slid in a circumferential direction of the syringe body or slid in a longitudinal direction of the syringe body.

The ampoule door may be slid along the inner or outer circumferential surface of the syringe body.

The ampoule door may be pivoted by a hinge coupled to the syringe body.

The anesthetic solution injector according to the embodiment of the present invention is convenient to replace the ampule.

In addition, the anesthetic solution injector according to the embodiment of the present invention has an ampoule door provided in the ampoule injection port to prevent the anesthetic solution from being released when the anesthetic solution is dispensed, and to protect the anesthetic solution ampoule, .

1 is a perspective view showing a state in which an ampoule door according to a first embodiment of the present invention is closed;
FIG. 2 is an exploded perspective view showing the narcotic liquid injector shown in FIG. 1. FIG.
FIG. 3 is a perspective view showing the state in which the ampoule door of the narcotic solution injector shown in FIG. 1 is opened. FIG.
FIG. 4 is a perspective view illustrating an anesthetic liquid injector according to a second embodiment of the present invention; FIG.
FIG. 5 is a perspective view showing an opened state of the ampoule door of the anesthetic liquid injector shown in FIG. 4; FIG.
FIG. 6 is a perspective view illustrating an anesthetic liquid injector according to a third embodiment of the present invention. FIG.

The description of the present invention with reference to the accompanying drawings is not limited to the specific embodiments, and various changes can be made and various embodiments can be made. It is to be understood that the following description covers all changes, equivalents, and alternatives falling within the spirit and scope of the present invention.

In the following description, the terms first, second, and the like are used to describe various components and are not limited to their own meaning, and are used only for the purpose of distinguishing one component from another component.

Like reference numerals used throughout the specification denote like elements.

As used herein, the singular forms "a", "an" and "the" include plural referents unless the context clearly dictates otherwise. It is also to be understood that the terms " comprising, "" comprising, "or" having ", and the like are intended to designate the presence of stated features, integers, And should not be construed to preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a perspective view showing a state in which an ampoule door according to a first embodiment of the present invention is closed, FIG. 2 is an exploded perspective view showing the narrate solution injector shown in FIG. 1, And the ampoule door of the liquid injector is opened.

1 to 3, an injector injector according to a first embodiment of the present invention includes a syringe body 10, an ampoule inlet 30, a piston 50, an opening 70, and an ampoule door 100, . &Lt; / RTI >

Specifically, the syringe body 10 may be provided with a space for accommodating the anesthetic solution ampule 31. The syringe body 10 has the same shape as a conventional syringe body in the form of a cylindrical tube. One side of the syringe body 10 is penetrated so that the piston portion 50 is inserted into the syringe body 10. The other side of the syringe body 10 is connected to the injection needle 40.

The piston portion 50 may serve to move the anesthetic liquid to the injection needle 40. The piston portion 50 may include a plunger 20, a spoon 21, and a pressing portion 60. The piston portion 50 can be inserted into the syringe body 10. The piston portion 50 can move the anesthetic liquid to the injection needle 40 by pressing the anesthetic liquid ampule 31. [

The plunger 20 may be inserted into the syringe body 10 through the penetration of one side of the syringe body 10. The plunger 20 can be moved up and down along the inner passage of the syringe body 10. [ The plunger 20 can be pushed downward to press the anesthetic liquid ampule 31. A hubbub 21 may be formed at one side of the plunger 20. The other end of the plunger 20 protrudes outside the syringe body 10 and can be engaged with the pressing portion 50.

The harpoon (21) is installed at the end of the plunger (20), and the end of the harpoon (21) is formed like a gullet. During injection of the anesthetic liquid, the harpoon 21 can be inserted into the anesthetic liquid ampule 31 and the anesthetic liquid can be moved to the injection needle 40.

The pressing portion 60 may be connected to the other side of the plunger 20. The pressing portion 60 may protrude outside the upper portion of the syringe body 10. The pusher 60 can be pressed by the user to move the plunger 20 up and down in the space inside the syringe body 10. [ The pressurizing portion 60 can press the piston of the anesthetic solution ampule 31 using the plunger 20.

The finger-receiving portion 61 is formed at one end of the upper portion of the syringe body 10.

The ampoule inlet 30 may be formed such that one side of the syringe body 10 is opened so that the anesthetic solution ampoule 31 is inserted into the space inside the syringe body 10. The ampoule inlet 30 may be formed to have a size equal to or greater than that of the anesthetic liquid ampoule 31 to facilitate the insertion or removal of the anesthetic liquid ampoule 31.

The opening 70 may be formed to open to leave the anesthetic solution ampule 31 located in the syringe body 10. The opening 70 is formed in the syringe body 10 and may be formed on the opposite side of the ampoule inlet 30.

The ampoule door (101) may be formed in the ampoule inlet (30). The ampoule door 101 is slid along the syringe body 10 to open and close the ampoule inlet 30. The ampule door 101 can be slid in the circumferential direction of the syringe body 10. The ampule door 101 can be slid along the inner circumferential surface or the outer circumferential surface of the syringe body 10.

The ampoule door 101 can move in accordance with the width of the ampoule inlet 30 about the syringe body 10. The ampoule door 101 can fix the introduced anesthetic liquid ampule 31. [ The ampule door 101 can prevent the release of the anesthetic liquid ampule 31 which may occur when the piston portion 50 is pressed.

On the other hand, the ampoule door handle 111 may be formed on the side surface of the ampoule door 101.

The ampule door handle 111 may be formed to protrude in the form of an "L" on the side surface of the ampule door 101. The ampoule door handle 111 may be formed so as to be caught by the ampoule inlet 30 when the ampoule door 101 is opened or closed. Accordingly, the ampoule door handle 111 can prevent the ampoule door 101 from being completely inserted into the syringe body 10.

FIG. 4 is a perspective view showing an injector injector according to a second embodiment of the present invention, and FIG. 5 is a perspective view showing an ampoule door of the injector injector shown in FIG.

4 and 5 show the same configuration except that the shape of the ampoule door 102 is different from that of the anesthetic liquid injector shown in FIG. In the following description, a configuration which differs from that of FIG. 1 will be described in detail.

4 and 5, an ampoule door 102 may be formed in the ampoule inlet 30.

The ampule door 102 can slide along the length of the syringe body 10. The ampule door 102 may be slid along the inner or outer peripheral surface of the syringe body 10. At both ends of the ampoule door 102, an ampoule door handle 112 may be formed. The ampule door 102 can be moved up and down the syringe body 10 to the portion where the ampule door handle 112 is formed.

6 is a perspective view showing an injector injector according to a third embodiment of the present invention.

FIG. 6 also shows the same configuration except that the shape of the ampoule door 100 is different from that of the injector injector shown in FIG. In the following description, a configuration which differs from that of FIG. 1 will be described in detail.

6, the narcotic fluid injector has an ampoule door 103 for opening and closing the ampoule inlet 30 on the side of the ampoule inlet 30, and the ampoule door 103 and the syringe body 10 are connected to a hinge 80). &Lt; / RTI >

The ampoule door (103) is formed at one side of the ampoule inlet (30). The ampoule door (103) is rotated by the hinge (80) to open and close the ampoule inlet (30).

Although not shown in FIG. 6, the ampule door 103 may be formed with a locking device. When the ampoule door 103 is closed to seal the ampoule inlet 30, the ampoule door 103 can be prevented from opening through the lock device. At this time, a conventional locking device or the like can be used for the lockable paper.

As described above, the present invention relates to an anesthetic solution injector, which can fix an installed anesthetic solution ampoule and prevent an anesthetic solution ampoule from being separated from an anesthetic solution injection.

10: Syringe body
20: plunger
21: Harpoon
30: ampoule inlet
31: Anesthetic solution ampoule
40: Needles
50: piston portion
60:
61:
70: opening
80: Hinge section
100, 101, 102, 103: ampoule door
110, 111, 112: ampoule door handle

Claims

A syringe body having a space for receiving an anesthetic solution ampoule;
An ampoule inlet formed at one side of the syringe body to open the ampoule into the space;
An opening formed in the syringe body and opened to allow the ampoule located in the body to be opened;
An injection needle formed at an end of the syringe body;
A piston portion that pushes the anesthetic liquid toward the injection needle side and is configured to move inside the syringe body; And
And an ampoule door formed to be opened and closed at the ampoule inlet so as to prevent separation of the ampoule mounted on the syringe body.

The method according to claim 1,
The ampoule door
Wherein the syringe body slides in the circumferential direction of the syringe body or slides in the longitudinal direction of the syringe body.

3. The method of claim 2,
The ampoule door
And slides along an inner circumferential surface or an outer circumferential surface of the syringe body.

The method of claim 1, wherein
The ampoule door
Wherein the syringe is pivoted by a hinge coupled to the syringe body.