CN218501084U - A kind of needle point protective cover - Google Patents

Abstract

The utility model discloses a needle tip protective sheath belongs to the medical auxiliary assembly field. A needle tip protective sleeve comprises a connecting pipe, wherein a needle head is assembled at one end of the connecting pipe, meanwhile, one end of the needle head penetrates through the connecting pipe and extends into the connecting pipe, and an infusion leather strip is connected at the other end of the connecting pipe; the protective sleeve is assembled on the outer surface of the connecting pipe and wraps the needle head inside; the utility model discloses a protective sheath that the cover was established on the connecting pipe protects the syringe needle to set up flutedly on the protective sheath, and then make the protective sheath can not conflict with the handle in the slip process, thereby prevent that the nurse from producing the hindrance when removing the protective sheath.

Description

A kind of needle point protective cover

technical field

The utility model relates to the technical field of medical auxiliary equipment, in particular to a needle point protective cover.

Background technique

Nurses often use disposable needle tips. Nurses use disposable needle tips for venipuncture, venous blood collection, infusion of heparin caps, intravenous injection, etc. Disposable needle tips are widely used clinically, but they are also the main source of needlestick injuries.

When the infusion is over, the nurse pulls the needle out of the patient. The nurse needs to cut off the needle and discard it in the sharps box for disposal. There is a risk of being stabbed during this process. Thus, in order to prevent nurses from being stabbed, a needle tip protective cover was developed.

Utility model content

The purpose of the utility model is to solve the problem in the prior art that the nurse is stabbed after pulling out the needle, and proposes a needle point protective cover.

In order to achieve the above object, the utility model adopts the following technical solutions:

A needle tip protection cover, comprising a connecting tube, and one end of the connecting tube is equipped with a needle, and at the same time, one end of the needle goes through the connecting tube and extends to the inside of the connecting tube, wherein the other end of the connecting tube Connected with an infusion strap;

A protective sleeve is assembled on the outer surface of the connecting tube and wraps the needle inside;

Wherein the inner cavity of the connecting pipe is slidably installed with a butt joint, and the inner wall of the butt joint is slidably connected with the outer surface of the infusion thong, and at the same time, one end of the needle is connected with the butt joint and with the opposite Take over the internal penetration.

Preferably, a chute is provided on one side of the connecting pipe, and a handle is slidably mounted on the inner wall of the chute, one end of the handle is connected to the outer surface of the butt pipe, and the other end extends to the connecting pipe of the exterior.

Preferably, a groove is opened on one side of the protective cover, and the protective cover includes an upper sleeve and a lower sleeve.

Preferably, the upper sleeve and the lower sleeve divide the entire protective sleeve into two parts.

Preferably, an arc-shaped groove is formed at one end of the upper pipe sleeve close to the lower pipe sleeve, and an annular block corresponding to the direction of the arc-shaped groove is provided at the end of the lower pipe sleeve close to the upper pipe sleeve.

Preferably, the inner surface of the arc-shaped groove is in contact with the outer surface of the annular block, and the top end of the annular block is provided with a protrusion, which is engaged with the inner wall of the arc-shaped groove.

Compared with the prior art, the utility model provides a needle point protective cover, which has the following beneficial effects:

1. The needle tip protection cover, through the chute on the connecting tube, makes the handle slide on the chute, and then drives the butt joint to move. Since the needle is connected to the butt tube, the needle is retracted into the connecting tube, which is convenient for nurses to carry out. deal with.

2. The needle tip protective cover protects the needle through the protective cover set on the connecting tube, and there are grooves on the protective cover, so that the protective cover will not conflict with the handle during the sliding process, thereby preventing the nurse from moving Get in the way when protecting the case.

3. The needle tip protective sleeve forms a protective sleeve through the combination of the upper sleeve and the lower sleeve, and when the protective sleeve moves to the protection position, the upper sleeve is then rotated, and then the groove on the protective sleeve is faulted, thereby protecting the handle. Fix it to prevent the handle from driving the needle to move outward, causing damage to the nurse.

The parts not involved in the device are the same as the existing technology or can be realized by using the existing technology. The utility model makes the handle slide on the chute through the chute provided on the connecting pipe, and then drives the butt joint to move. It communicates with the butt joint, so that the needle can be retracted into the connecting tube, which is convenient for nurses to handle. At the same time, the needle is protected by the protective sleeve set on the connecting tube, and the protective sleeve is provided with grooves, so that the protective sleeve can slide There will be no conflict with the handle during the procedure, thereby preventing the nurse from being obstructed when moving the protective cover.

Description of drawings

Fig. 1 is the structural representation of a kind of needle point protection cover that the utility model proposes;

Fig. 2 is a schematic structural diagram of a combined state of a needle tip protective cover proposed by the utility model;

Fig. 3 is a schematic diagram of the internal structure of a needle point protective sleeve connecting pipe proposed by the utility model;

Fig. 4 is a schematic structural diagram of a needle tip protective sheath in a separated state of the protective sheath proposed by the utility model.

In the figure: 1. Connecting tube; 2. Protective sleeve; 11. Needle; 12. Infusion strip; 14. Butt joint; 15. Chute; 16. Handle; 21. Groove; 22. Upper sleeve; 23. Lower Pipe sleeve; 24, arc groove; 25, ring block; 26, bump.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

In describing the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation , are constructed and operated in a specific orientation and therefore cannot be construed as limiting the invention.

Embodiment: As shown in Figures 1-4, a needle tip protection sheath 2 includes a connecting tube 1, and one end of the connecting tube 1 is connected with a needle 11, and the other end is connected with an infusion thong 12, wherein the original technology is not changed. Basically, a protective sheath 2 is provided on the connecting pipe 1, and the nurse is protected by the protective sheath 2.

A chute 15 is provided on the connecting pipe 1, and a handle 16 is slid on the inner wall of the chute 15. At the same time, one end of the handle 16 extends into the connecting pipe 1. Since the connecting pipe 1 is provided with a slidable butt joint 14, and the needle One end of 11 communicates with the butt joint 14, and is slidably connected with the connecting pipe 1 at the same time, so that when the handle 16 slides on the chute 15, it drives the needle 11 to expand and contract at one end of the connecting pipe 1, thereby achieving the contraction effect. And the inner chamber of the butt joint 14 is slidingly connected with the outer surface of the infusion thong 12, and the infusion thong 12 is fixedly connected with the connecting pipe 1, so that the butt joint 14 will not break away from the infusion thong 12 when sliding.

The protective cover 2 is divided into an upper tube cover 22 and a lower tube cover 23, and a groove 21 is opened on the protective cover 2, and the groove 21 is separated into two parts between the upper tube cover 22 and the lower tube cover 23, and at the same time An annular block 25 is arranged at one end of the upper casing, and an arc groove 24 corresponding to the annular block 25 is arranged at one end of the lower casing, and the outer surface of the annular block 25 is slidingly connected with the inner surface of the arc groove 24, because One end of the annular block 25 is equipped with a bump 26, and the bump 26 acts as a limiter to prevent the upper casing from being separated from the lower casing.

Fix the handle 16 on the protective sheath 2 to ensure that the needle tip does not move in the protective sheath 2 or fall off. Afterwards, the protective sheath 2 and the needle 11 can be cut off directly, and discarded in the sharps box. There is no need to take the protective sheath 2 down again, so a fastening structure for locking the handle on the protective sheath 2 is required.

In the present utility model, the needle 11 is just taken out from the hand of the patient, and the handle 16 is slid downward in the chute 15, and then the butt joint 14 inside the connecting tube 1 is driven to move, so that the needle 11 moves inside the connecting tube 1, At the same time, the protective cover 2 is moved upwards, so that the top of the protective cover 2 exceeds the needle 11, and then the entire needle 11 is wrapped inside the protective cover 2, and the upper sleeve 22 is rotated so that the ring block 25 on the upper sleeve 22 is in an arc. Sliding in the groove 24, and then the groove 21 on the upper casing 22 and the groove 21 on the lower casing 23 are misaligned with each other. At this time, the handle 16 is just placed in the groove 21 on the lower casing 23, through the upper casing The tube 22 can fix the handle 16 so that the needle 11 is always inside the protective sheath 2, thereby preventing nurses from causing damage during handling.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (6)

1. A needle tip protective sheath, comprising:

the device comprises a connecting pipe (1), wherein one end of the connecting pipe (1) is provided with a needle head (11), one end of the needle head (11) penetrates through the connecting pipe (1) and extends to the inside of the connecting pipe (1), and the other end of the connecting pipe (1) is connected with an infusion leather strap (12);

the protective sleeve (2) is assembled on the outer surface of the connecting pipe (1) and wraps the needle head (11) inside;

wherein the inner chamber slidable mounting of connecting pipe (1) has butt joint pipe (14), just the inner wall of butt joint pipe (14) with the surface sliding connection of infusion leather strap (12), simultaneously the one end of syringe needle (11) with butt joint pipe (14) are connected, and with inside link up of butt joint pipe (14).

2. A needle tip protective sheath according to claim 1, wherein a sliding groove (15) is formed at one side of the connecting tube (1), a handle (16) is slidably mounted on the inner wall of the sliding groove (15), one end of the handle (16) is connected with the outer surface of the butt joint tube (14), and the other end extends to the outside of the connecting tube (1).

3. A needle tip protective sheath according to claim 2, characterized in that one side of the protective sheath (2) is grooved (21), while the protective sheath (2) comprises an upper sheath (22) and a lower sheath (23).

4. A needle tip protective sheath according to claim 3, characterized in that the upper sheath (22) and the lower sheath (23) divide the entire protective sheath (2) into two parts.

5. A needle tip protective sheath according to claim 4, characterized in that an arc-shaped groove (24) is provided at one end of the upper sheath (22) close to the lower sheath (23), and an annular block (25) corresponding to the arc-shaped groove (24) is provided at one end of the lower sheath (23) close to the upper sheath (22).

6. A needle tip protective sheath according to claim 5, characterized in that the inner surface of the arc-shaped groove (24) is attached to the outer surface of the ring-shaped block (25), and the top end of the ring-shaped block (25) is provided with a projection (26) which is clamped with the inner wall of the arc-shaped groove (24).

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