JP2001346876A - Injecting needle cap for prevention infection - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an injecting needle cap for the prevention of infection which prevents a piercing accident or the like due to the wrong handling of a used injecting needle from occurring. SOLUTION: This injecting needle cap 100 is equipped with a long cylindrical body 10, and an opening 11. In this case, the long cylindrical body 10 surrounds an injecting needle main body 1, and at the same time, the distal end of which is opened, and which can elastically deform. The opening 11 in formed on the sidewall of the long cylindrical body 10 in the longitudinal direction.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an injection needle cap for preventing infection, and more particularly, to a patient who has been used by a medical worker such as a doctor or nurse and has adhered to the tip of the injection needle. The present invention relates to an infection-prevention injection needle cap for preventing an accident in which hepatitis, AIDS, or the like is transmitted from blood.

[0002]

2. Description of the Related Art In a conventional injection needle, a needle tip cover attached thereto cannot be covered with the tip of the injection needle unless it is once removed and put on the tip again.

[0003]

Therefore, when performing the work of re-covering the used injection needle with the needle tip cover, the needle tip is stabbed at the fingertip, and the puncture causes infection with pathogenic bacteria. There was a problem that would occur.

The present invention has been made in order to solve such problems, and an object of the present invention is to prevent infection such as preventing a puncture accident due to mishandling of a used injection needle as described above. It is to provide a needle cap.

[0005]

Means taken by the present invention for solving the above problems will be described with reference to the reference numerals used in the drawings. The invention is characterized in that it comprises an elastically deformable long cylindrical body that surrounds and has an open end, and an opening formed in the longitudinal direction of the side wall of the long cylindrical body.

The gist of the invention according to a second aspect is that the cover for covering at least the opening is provided on the long cylindrical body constituting the infection preventing cap according to the first aspect.

Next, according to a third aspect of the present invention, there is provided a bend in which the side wall near the rear end of the elongated cylindrical body constituting the injection needle cap according to the first or second aspect is bent outward so as to be viewed from the cross section. The gist is that a part is provided.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of the injection needle cap according to the present invention will be described. However, this is a typical example, and the present invention will be described by the following examples unless exceeding the gist thereof. Is not limited.

[0009] The injection needle cap 100 according to the present invention comprises:
As shown in FIGS. 1 to 3, a long cylindrical body 10 formed of an elastic material such as latex rubber is provided. In addition, as a material constituting the long cylindrical body 10, a transparent material that makes the injection needle main body 1 easily visible is preferable. In addition, there is no particular limitation as long as it is a medically acceptable material such as elastically deformable rubber, sponge rubber or plastic material and has a strength that prevents penetration of the needle tip of the injection needle body.

One end of the long cylindrical body 10 is connected to a well-known syringe 2
Is directly attached to the needle base 3. The long cylindrical body 10 is formed longer than the length of the injection needle main body 1, and the injection needle main body 1 is housed and protected inside the long cylindrical body 10. And the front-end | tip part of the long cylinder body 10 is opened so that the front-end | tip of the injection needle main body 1 can be taken in and out.

An elongated hole-shaped opening 11 is formed in the side wall of the elongated cylinder body 10 in a longitudinal direction thereof, and the opening 11 is formed from the base end to the tip end of the injection needle main body 1. Notches are formed at intervals slightly longer than the length. Therefore, by deflecting the long cylindrical body 10 with respect to the injection needle main body 1, the tip of the injection needle main body 1 is opened.
1 can be easily taken in and out. Opening 11
Are cut out at opposing portions of the side wall of the long cylindrical body 10, so that if the long cylindrical body 10 is deflected in any of the left and right directions, the injection needle main body 1 can be opened from any opening 11.
Can be exposed.

The cover 11 is fixed to the opening 11 to cover the cutout. The cover 12 is a film made of a transparent synthetic resin. In addition, about the cover body 12, it is not limited to this,
For example, a hard cover body that covers the whole of the long cylindrical body as shown in FIG. 4 may be used, or any form may be used as long as it can cover at least the opening 11.

The rear end side of the long cylindrical body 10 (the needle base 3 side)
As shown in FIG. 5, the side wall may have a bent portion 20 which is bent so as to bulge outward as viewed from the cross section. By forming the bent portion 20 on the rear end side of the long cylindrical body 10 as described above, it is possible to easily realize bending in a certain direction. That is, by forming a bent portion on the rear end side of the long cylinder 10, the long cylinder 10 can be easily deflected with respect to the injection needle main body 1. Therefore, the injection needle main body 1 can be easily exposed from the opening 11 of the long cylindrical body 10. Further, by forming the bent portion 20 on the rear end side of the long cylindrical body 10, the restoring force from the deflected state to the upright state is improved.

Next, the injection needle cap 1 constructed as described above.
How to use 00 will be described. First, when using the syringe 2, the long cylindrical body 10 is deflected with respect to the injection needle main body 1. Then, the cover body 12 covering the opening 11 of the elongated cylindrical body 10 is broken by the injection needle main body 1, and the injection needle main body 1 can be freely put in and out of the opening 11.

Subsequently, as shown in FIG. 6, the distal end of the long cylindrical body 10 is deflected to the left in the drawing with respect to the injection needle main body 1 while making contact with the skin of the person receiving the injection. Then, the opening 1
The injection needle body 1 is exposed from 1 and the needle tip of the injection needle body 1 can be pierced into the skin. When the needle tip of the injection needle main body 1 is pulled out of the skin, the long cylindrical body 10 returns from the deflected state to the upright state by natural elastic force, and the injection needle main body 1 is housed inside the long cylindrical body 10 and protected. Is done.

When the syringe 2 is used in the state shown in FIG. 7, the tip of the long cylindrical body 10 is brought into contact with the target point where the tip of the injection needle body 1 is stabbed, Press Then, as shown in the figure, the long cylindrical body 10 is compressed in the axial direction of the injection needle main body, and the needle tip of the injection needle main body 1 pierces the skin of the person to be injected. When the needle tip of the injection needle main body 1 is pulled out of the skin, the natural elastic force of the long cylindrical body 10 returns to the upright state from the compressed state, and the injection needle main body 1 is housed inside the long cylindrical body 10 and protected. Is done.

As shown in FIG. 8, when the syringe 2 is pierced into a vial to suck up a liquid medicine, the tip of the long cylindrical body 10 is brought into contact with the mouth of the vial while the right side in the drawing is held. To deflect. Then, the injection needle main body 1 is exposed from the opening 11,
The needle tip of the injection needle main body 1 can be placed in a drug solution and sucked up. And when the injection needle body 1 is pulled out of the medicine bottle,
The long cylinder body 10 returns from the deflected state to the upright state by natural elastic force, and the injection needle main body 1 is housed inside the long cylinder body 10 and protected.

Next, the injection needle cap 10 according to the present invention will be described.
The effects exerted by the zeroth embodiment will be described below.

(1) In the injection needle cap 100 of this embodiment, an elastically deformable long cylindrical body 10 surrounding the injection needle body 1 and having an open end, and a longitudinal direction of a side wall of the long cylindrical body 10 are provided. Since the injection needle main body 1 is provided with the opening 11 formed in the distal end of the long cylindrical body 10 and the side wall of the long cylindrical body 10,
Can be put in and out.

(2) In the injection needle cap 100 of this embodiment, since the long cylindrical body 10 is formed of a material which can be elastically deformed, it is deflected with respect to the injection needle main body 1 or the injection needle main body 1 It can be compressed in the axial direction.

(3) In the injection needle cap 100 of this embodiment, the length of the long cylindrical body 10 is
Is longer than the length of the long cylindrical body 10 while the distal end of the long cylindrical body 10 is in contact with an object to be abutted such as the skin of a person to be injected.
Is deflected with respect to the injection needle main body 1 so that the injection needle main body 1 is taken in and out of the opening 11 or the long cylindrical body 10 is
Can be compressed in the axial direction.

(4) In the injection needle cap 100 of this embodiment, the film-like cover body 12 that covers the notch-formed opening 11 is attached to the long cylindrical body 10 so that it can be transported and stored. It is safe. In use, the cover body 12 can be broken at the needle tip of the injection needle main body 1 only by deflecting the long cylindrical body 10 with respect to the injection needle main body 1, and the injection needle main body 1 is moved from the opening 11. It can be freely put in and out.

(5) In the injection needle cap 100 according to this embodiment, the opening 11 is cut out at each of the opposing portions of the side wall of the elongated cylinder 10 so that the elongated cylinder 10 can be moved in either the left or right direction. In this case, the injection needle main body 1 can be exposed from any of the openings 11. Therefore, the operation can be performed according to the aspect of the patient.

(6) In the injection needle cap 100 of this embodiment, the rear end side of the long cylindrical body 10 (the needle base 3)
Side) is formed so as to bend outward so as to bulge outward when viewed from the cross section.
Can be easily deflected, and the restoring force from the deflected state or the compressed state in the axial direction of the injection needle main body 1 to the upright state can be improved. Therefore, since the needle tip of the injection needle main body 1 is stored and protected inside the long cylindrical body 10 immediately after use, it is possible to prevent the needle tip from being stuck in the fingertip.

Incidentally, improvements, modifications and the like within a range that can achieve the object of the present invention are included in the present invention. The present invention has shown the state in which the injection needle cap is attached to the needle base of the syringe as the above-described embodiment. However, the present invention is not limited to this. For example, as shown in FIG. A telescoping long cylinder body 1 that surrounds and has an open end
0, an opening 11 formed in the longitudinal direction of the side wall of the long cylindrical body 10, a cover body 12 covering the opening 11, and a joint 30 attachable to a holder. The injection needle 101 may be used. Since the infection-preventing injection needle 101 includes the joint portion 30 to which the long cylindrical body 10 is fixed, it is easy to screw the joint portion 30 into a holder in which an ampoule of an anesthetic is loaded at the time of use. Can be attached to In the infection-preventing injection needle 101 according to the present embodiment, substantially the same operation and effects as those of the injection needle cap 100 described above are provided, and thus the above description is cited.

[0026]

As described in detail above, according to the injection needle cap according to the present invention, the needle tip of the injection needle body is housed and protected inside the long cylindrical body except during practical use. To prevent accidents, such as when the needle tip is stabbed at the fingertip when re-covering the used injection needle with the needle tip cover, and the puncture causes infection with pathogenic bacteria. Can be.

[Brief description of the drawings]

FIG. 1 is a side view showing a state in which an injection needle cap according to the present invention is mounted on a needle base of a syringe.

FIG. 2 is a perspective view showing an embodiment of the injection needle cap according to the present invention.

FIG. 3 is a side view showing an embodiment of the injection needle cap according to the present invention.

FIG. 4 is a perspective view showing another embodiment of the injection needle cap according to the present invention.

FIG. 5 is a side view showing an embodiment in which a bent portion is provided in a long cylindrical body constituting the injection needle cap according to the present invention.

FIG. 6 is a side view showing a use state of the injection needle cap according to the present invention, in which a long cylindrical body is deflected to expose an injection needle main body from an opening, and a needle tip is pierced into skin. is there.

FIG. 7 shows a use state of the injection needle cap according to the present invention, in which the needle tip is protruded from the tip of the long cylinder body while being compressed in the axial direction of the injection needle body and pierced into the skin. It is a side view showing a state.

FIG. 8 is a side view showing a use state of the injection needle cap according to the present invention, in which the long cylindrical body is deflected to expose the injection needle main body from the opening and pierce the medicine vial.

FIG. 9 is a side view showing an embodiment of the infection preventing injection needle according to the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Injection needle main body 10 Long cylindrical body 11 Opening 12 Cover body 20 Bent part 30 Joint part 100 Injection needle cap 101 Infection prevention needle

Claims (3)

[Claims] 1. An infection, comprising: an elastically deformable long cylinder surrounding the injection needle body and having an open end, and an opening formed in a longitudinal direction of a side wall of the long cylinder. Prevention needle cap. 2. The infection-preventing injection needle cap according to claim 1, wherein a cover body covering at least the opening is provided on the elongated cylinder. 3. The long cylindrical body according to claim 1, wherein a side wall near a rear end is provided with a bent portion so as to bulge outward in a sectional view. Injection needle cap for infection prevention.