JP2604573Y2 - Injection needle cap - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a needle cap used for a hypodermic syringe needle.

[0002]

2. Description of the Related Art In order to prevent secondary infection, used needles of used hypodermic syringes are disposed of, for example, by re-fitting a protective cap used before use.

[0003] As shown in Fig. 12, for example, the protective cap is formed in a thin tubular shape so as to cover the entire injection needle. To refit a used injection needle into this, the needle 1 must be inserted into the cap 2 with the exposed needle 1 and the cap 2 facing each other. Therefore, since the cap 2 is held by a finger, the cap 2
If the needle 1 does not enter well, the used needle 1 may pierce a finger or a hand. Such a needle stab accident occurs most frequently when the cap is fitted.
In addition, since the needles used may be contaminated with pathogenic viruses or bacteria, healthcare workers who treat patients with infectious diseases such as blood from hepatitis, AIDS, etc., have secondary infection. High risk. For this reason, it is necessary to be careful and cautious when fitting a cap to a used injection needle.

[0004]

[Problems to be solved by the invention] However, when the user is busy or tired, the hand may go out of order and the needle may be stabbed in the hand or fingertip. Caps have been fundamentally difficult to prevent secondary infections.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problem, and when a used injection needle is covered with a cap, the needle is prevented from being accidentally pierced by a hand or a finger. The purpose is to provide.

[0006] To achieve the above object, the injection needle cap according to the first aspect is provided with a protection via a bent portion.
And the protector can be folded in two.
Place this closed shape on the mating surface in the closed state by folding the board in half.
Holding means for holding the state,
In the direction intersecting the bending line of the bending part,
Forming, when the protect plate is in the closed state,
The injection needle is pressed and held, and the bent portion protects the needle.
The plate is held and formed so that its cross section becomes V-shaped .

[0007] A syringe needle cap according to claim 2
Is provided with a side plate that covers one end of the bent portion.
is there.

[0008]

[0009]

The cap of the present invention is put on the used injection needle from the lateral direction. This eliminates the need to insert the injection needle into the cap with the cap and injection needle facing each other as in the past, thus preventing accidental sticking of the injection needle into the hand or finger holding the cap. can do. Thereby, secondary infections such as hepatitis and AIDS can be prevented.

[0010]

FIG. 1 is a perspective view showing the injection needle cap of the present invention. The injection needle cap 10 includes a hinge portion (bent portion) 10a for covering the injection needle 11, and an attachment plate (protector).
Transfected plate) 10b, which is composed of a 10c, and the whole becomes a V-shape. As shown in FIG.
On the inner surfaces of b and 10c, a plurality of fitting pins 12 and a plurality of fitting holes 13 into which the fitting pins 12 are fitted are formed at a predetermined pitch.
Also, a large number of ridges 1 are provided on the outer surfaces of the mounting plates 10b and 10c.
4 are formed, and this ridge 14 serves as a non-slip
Works.

As shown in FIG. 3, the hinge portion 10a is formed thinner than the mounting plates 10b and 10c, so that the injection needle 11 can be easily covered. As shown in FIGS. 2 and 3,
Protrusions 15 and 16 are formed on the inner surface of the hinge portion 10a so as to extend in a direction perpendicular to the injection needle 11 to be held. These ridges 15 and 16 are formed so as to alternately enter near the center of the hinge portion 10a, and press the injection needle 11 when the injection needle 11 is wrapped by the hinge portion 10a as shown in FIG. Thus, the injection needle 11 does not fall out of the cap 10.

At one end of the mounting plate 10b, a side plate 10d is formed so as to protrude so as to cover the hinge portion 10a, and the injection needle 1 is longer than the hinge portion 10a of the cap 10.
When covering 1, the tip of the injection needle 11 hits the side plate 10d so that it does not penetrate any further.

At the time of use, as shown in FIG. 1, the used injection needle 11 is covered with the cap 10 of the present invention from the lateral direction. That is, the injection needle 11 is attached to the hinge 10a.
Is fitted to the fitting pins 12 and the fitting holes 13 of the mounting plates 10b and 10c.
As shown in the figure, the mounting plates 10b and 10c are fitted together.
In this fitted state, each ridge 15, 16 of the hinge portion 10a is
The injection needle 11 is pressed down, so that the injection needle 11 does not fall off the cap 10. In this way, since the cap 10 is put on the injection needle 11 from the lateral direction, the operation of inserting the needle 1 with the tip of the needle 1 facing the cap 2 as in the related art shown in FIG. The needle is not stuck in the finger or hand.

The cap 10 is for directly attaching to the injection needle with a finger. In addition, as shown in FIG. 5, the cap 22 is attached to the used injection needle 21 by the cap attaching tool 20. You may do so. This mounting tool 20 is configured such that a number of caps 22 are arranged and loaded in a magazine 23, and the caps 22 are put on the injection needles 21 with an operational feeling of binding with a stapler.

As shown in FIGS. 6 to 8, the mounting device 20 is configured by connecting a pair of gripping arms 25 and 26 to be freely opened and closed by mounting pins 27. The magazine 23 is arranged on the lower holding arm 26. As shown in FIG. 8, the magazine 23 is open at the top, from which the cap group 29 can be loaded. The cap group 29 is lightly adhered to each other so that the cap 22 does not fall apart, and when used, only the tip cap is closed, so that the cap group 29 is separated from other caps and falls off from the cap mounting device 20. .

At the top of the magazine 23, a cover plate 24 is rotatably mounted on a mounting pin 27. The cover plate 24 is urged by a coil spring 28 so as to be in close contact with the magazine 23, so that the cap 22 in the magazine 23 does not fly upward. Magazine 23
Inside, a cap pusher 30 is arranged movably to the tip of the magazine. This cap push 30 is a coil spring 3
1 urged toward the end of the magazine. Also,
A locking projection 23 is provided at the tip of the magazine 23 in the vertical direction.
a and 23b are formed. These locking projections 23a, 2
A drop-off prevention protrusion 22e formed at the tip of the mounting plate 22b, 22c of the cap 22 enters the 3b, so that the cap 22 located at the tip of the magazine does not fall off the magazine 23.

The coil spring 28 is provided on the upper holding arm 2.
5 and the cover plate 24, and normally urges the gripping arms 25 and 26 to open. As shown in FIG. 8, the upper holding arm 25 is formed with a rotation restricting projection 32 protruding inward.
6 is locked to a locking piece (not shown) formed outside.
As a result, as shown in FIG.
26 is slightly open in a V-shape. When the cap group 29 is loaded into the magazine 23, as shown in FIG. 8, the gripping arms 25 and 26 are widely opened to release the locking between the rotation restricting projection 32 and the locking piece. Thereafter, the cap group 29 is loaded into the magazine 23 and the gripping arms 25 and 26 are closed to lock the rotation restricting projection 32 and the locking piece, thereby closing the cap mounting device in a V-shape.

A cap closing member 35 is attached to the inside of the distal end of the upper grip arm 25 at right angles to the arm 25. The cap closing fitting 35 pushes down only the cap 22 located at the tip of the magazine 23 to bring the mounting plates 22b and 22c of the cap 22 into close contact with each other, and the fitting pin 36
And these are fitted by the fitting holes 37. As shown in FIG. 5, the used injection needle 21 is set in the cap 22 at the time of pressing down, so that the injection needle 21 is
2 is fixed.

When the cap 22 covering the injection needle 21 falls off the magazine 23, a new unused cap 2 is removed.
2 is pushed out to the tip of the magazine 23 by the urging of the coil spring 31, and the locking projections 22e are locked by the locking projections 23a and 23b of the magazine, and are in a standby state. Hereinafter, the cap 22 can be easily attached to the injection needle 21 by the same repetition.

In the above embodiment, the mounting plates 10b, 1
0c and 22b, 22c are connected to pins 12, 36 and hole 1
The fixing plate 40c and the hinge portion 40a are fixed as shown in FIG.
Alternatively, the cap 40 having the adhesive layer 42 formed thereon may be used. In this case, a release paper 44 is stuck on the adhesive layer 42 and, after being peeled off at the time of use, a cap is placed on the used injection needle from the lateral direction. You may make it adhere | attach with a mounting plate. Reference numeral 45 denotes a side plate for preventing the injection needle from piercing. Further, the flat cap 40 shown in FIG.
Alternatively, as shown in FIG. 10, a V-shaped cap 47 may be provided. Except that it is formed in a V-shape in advance, it has exactly the same configuration as that shown in FIG.

In each of the above-described embodiments, a center-fold type plate-like cap is used, and the injection needle is covered by the hinge portion. In addition, the injection needle is stored near the center of the mounting plate. A groove may be formed to hold the injection needle.

In each of the above embodiments, a plate-like cap is used. In addition, as shown in FIG. 11, a normal cap is divided vertically to form half-split members 51a and 51b, which are hinged. A cap 50 connected by 52 may be provided and used to cover the injection needle 49. Also in this case, the flange portions 5 are attached to the half members 51a and 51b.
The flanges 53 and 54 are provided with pins 55 and holes 56 at a predetermined pitch, and the half members 50 and 51 are joined by fitting them. Further, it may be performed by an adhesive layer instead of the fitting type.

[0023]

[Effects of the Invention] As described above, according to the present invention,
Protect plate can be folded in two via bent part
With the protect plate folded in half and closed
The holding means for holding the closed state is provided on the mating surface.
Therefore , the cap can be easily covered and attached from the lateral direction of the injection needle. Therefore, since the injection needle and the cap face each other as in the related art, and the cap is not attached so as to insert the injection needle into the cap,
Accidentally sticking a used injection needle into a hand, a finger or the like is eliminated. Thereby, secondary infections such as hepatitis and AIDS can be reliably prevented. Also, bend at the bend
Multiple ridges are formed in the direction intersecting the bending line of the part
When the protection plate is in the closed state,
Since the injection needle was pressed and held, the injection needle was
It can be securely held without falling off
You. In addition, since it is pressed and held by a plurality of protrusions, the injection needle
The holding position of the needle is not limited,
It can be easily attached to the injection needle. Furthermore, bending
The protection plate so that the cross section becomes V-shaped through the
Because it is formed, the cap is easy to hold, and moreover,
It is in a folded state, so it can be closed with fingers.
Work can be done easily. In addition, the protection plate expands to V-shape
Function as a guide for the needle,
It can be safely guided to the bent portion.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a state in which an injection needle cap of the present invention is attached to an injection needle.

FIG. 2 is a plan view showing a state in which an injection needle cap is opened.

FIG. 3 is an enlarged sectional view taken along line III-III in FIG.

FIG. 4 is an enlarged sectional view showing a state where a cap is attached to the injection needle.

FIG. 5 is a perspective view showing a use state of the cap mounting tool.

FIG. 6 is a partially cutaway side view showing a state before using the cap mounting tool.

FIG. 7 is a partially cutaway side view showing a state after use of the cap fitting.

FIG. 8 is a partially cutaway side view showing a state where a cap group is loaded into the cap fitting.

FIG. 9 is a perspective view showing another injection needle cap.

FIG. 10 is a cross-sectional view showing another injection needle cap.

FIG. 11 is a perspective view showing another injection needle cap.

FIG. 12 is a perspective view showing a state where a conventional injection needle cap is attached to an injection needle.

[Explanation of symbols]

10, 22, 40, 47, 50 Cap 11, 21, 49 Injection needle 10a, 22a, 40a, 52 Hinge part 10b, 10c, 22b, 22c, 40b, 40c Mounting plate 20 Mounting tool 23 Magazine 29 Cap group 51a, 51b Half-split member 12, 36, 55 Fitting pin 13, 37, 56 Fitting hole 42 Adhesive layer 44 Release paper

Claims (2)

(57) [Scope of request for utility model registration] 1. At least the tip of the injection needle is laterally
In the injection needle cap that covers and covers, the protection plate can be folded in two via the bent part
While the protect plate is folded in two and closed.
Holding means for holding this closed state on the mating surface
Only, the bent portion, intersects the folding line of the bent portion
In the direction, forming a plurality of ridges, the protection plate
When in the closed state, the injection needle is pressed and held, and the protection plate is formed into a V-shaped cross section by the bent portion.
An injection needle cap characterized in that the injection needle cap is formed so as to be held in such a manner. 2. A side plate covering one end of the bent portion is provided.
The injection needle cap according to claim 1 , wherein the injection needle cap is provided.