CN218501084U

CN218501084U - Needle tip protective sleeve

Info

Publication number: CN218501084U
Application number: CN202220949085.8U
Authority: CN
Inventors: 徐沙沙; 王自军; 戴文君
Original assignee: Shanghai Jiading District Central Hospital
Current assignee: Shanghai Jiading District Central Hospital
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2023-02-21
Anticipated expiration: 2032-04-24

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

Needle tip protective sleeve

Technical Field

The utility model relates to a medical treatment auxiliary assembly technical field especially relates to a needle point protective sheath.

Background

Nurses often use disposable needle points, and nurses use the disposable needle points for venipuncture, venous blood collection, transfusion in a heparin cap, intravenous injection and the like, and the disposable needle points are used in large quantities in clinic but are also the main source of the occurrence of needle stick injuries.

When the infusion is finished, the nurse pulls the needle off the patient, the nurse needs to cut the needle off separately and discard the needle in a sharp box for processing, and the risk of puncture exists in the process. Thus, in order to prevent the nurse from being stabbed, a needle tip protection sleeve is developed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the needle is stabbed after a nurse pulls the needle out in the prior art, and providing a needle tip protective sleeve.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a needle tip protective sleeve comprises a connecting pipe, wherein one end of the connecting pipe is provided with a needle head, one end of the needle head penetrates through the connecting pipe and extends into the connecting pipe, and the other end of the connecting pipe is connected with an infusion leather strap;

the protective sleeve is assembled on the outer surface of the connecting pipe and wraps the needle head inside;

wherein the inner chamber slidable mounting of connecting pipe has the butt joint pipe, just the inner wall of butt joint pipe with the surface sliding connection of infusion leather strap, simultaneously the one end of syringe needle with the butt joint union coupling, and with inside lining up of butt joint pipe.

Preferably, a chute is formed in one side of the connecting pipe, a handle is slidably mounted on the inner wall of the chute, one end of the handle is connected with the outer surface of the butt joint pipe, and the other end of the handle extends to the outside of the connecting pipe.

Preferably, one side of the protective sleeve is provided with a groove, and the protective sleeve comprises an upper pipe sleeve and a lower pipe sleeve.

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

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

Preferably, the inner surface of the arc-shaped groove is attached to the outer surface of the annular block, and a convex block is arranged at the top end of the annular block and is clamped with the inner wall of the arc-shaped groove.

Compared with the prior art, the utility model provides a needle point protective sheath possesses following beneficial effect:

1. this needle point protective sheath through the spout of seting up on the connecting pipe, makes the handle slide on the spout, and then drives and move the butt joint pipe, because syringe needle and butt joint pipe intercommunication to make the syringe needle indentation connecting pipe in, the nurse of being convenient for handles.

2. This needle point protective sheath is protected the syringe needle through the protective sheath of establishing on the connecting pipe cover 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.

3. This needle point protective sheath combines to form the protective sheath through last pipe box and lower casing, and moves the protection position when the protective sheath, and then rotates the pipe box, and then makes the recess on the protective sheath produce the fault to fix handle department, avoid the handle to drive the syringe needle and outwards remove, cause the damage to the nurse.

The device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses a spout of seting up on the connecting pipe makes the handle slide on the spout, and then drives and move the butt joint pipe, because syringe needle and butt joint pipe intercommunication to make during the syringe needle indentation connecting pipe, the nurse of being convenient for handles, the protective sheath of establishing through the connecting pipe upper shield simultaneously, protects the syringe needle, and set up flutedly on the protective sheath, and then make the protective sheath can not conflict with the handle in the slip in-process, thereby prevent that the nurse from producing the hindrance when removing the protective sheath.

Drawings

Fig. 1 is a schematic structural view of a needle tip protective sheath according to the present invention;

FIG. 2 is a schematic view of a needle tip protecting cover in a combined state according to the present invention;

FIG. 3 is a schematic view of the inner structure of a needle tip protecting cover connecting tube according to the present invention;

fig. 4 is a schematic view of the structure of the needle tip protecting sleeve in a separated state according to the present invention.

In the figure: 1. a connecting pipe; 2. a protective sleeve; 11. a needle head; 12. a transfusion leather strip; 14. butt-joint pipes; 15. a chute; 16. a handle; 21. a groove; 22. a pipe sleeve is arranged; 23. a pipe sleeve is arranged; 24. An arc-shaped slot; 25. a ring block; 26. and (4) a bump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b): as shown in figures 1-4, a needle tip protection sleeve 2 comprises a connection tube 1, one end of the connection tube 1 is connected with a needle 11, and the other end is connected with an infusion leather strip 12, wherein the connection tube 1 is provided with the protection sleeve 2, and a nurse is protected by the protection sleeve 2 without changing the prior art.

Link pipe 1 is last to have seted up spout 15, and it has handle 16 to slide at the inner wall of spout 15, simultaneously the one end of handle 16 extends into inside link pipe 1, because link pipe 1 is inside to be provided with slidable butt joint pipe 14, and the one end of syringe needle 11 and the butt joint pipe 14 intercommunication, simultaneously and link pipe 1 between sliding connection, and then when making handle 16 slide on spout 15, drive and syringe needle 11 stretch out and draw back in the one end of link pipe 1, thereby reach the effect of shrink, and the outer surface sliding connection of the inner chamber of butt joint pipe 14 and infusion leather strap 12, and fixed connection between infusion leather strap 12 and the link pipe 1, thereby make butt joint pipe 14 when sliding, can not take place to break away from with infusion leather strap 12.

Protective sheath 2 divide into pipe box 22 and lower pipe box 23, set up fluted 21 simultaneously with on the protective sheath 2, and separate long two parts with fluted 21 between upper pipe box 22 and the lower pipe box 23, set up annular piece 25 in upper sheathed tube one end simultaneously, be provided with in the one end of lower casing and block 25 to the arc wall 24 that corresponds with the annular piece, and the surface of annular piece 25 and the internal surface sliding connection of arc wall 24, because the one end of annular piece 25 is equipped with lug 26, and lug 26 and limiting displacement, prevent that upper casing and lower casing from taking place to separate.

The handle 16 is fixed on the protective sleeve 2 to ensure that the needle tip does not move and fall off in the protective sleeve 2. After that, the protective sleeve 2 and the needle 11 are directly cut off together and thrown into a sharp box to be discarded, and the protective sleeve 2 does not need to be taken down, so that a clamping structure for clamping the handle on the protective sleeve 2 is needed.

The utility model discloses in, will just follow and take out syringe needle 11 in patient's hand, and with handle 16 lapse in spout 15, and then drive 1 inside butt joint pipe 14 of connecting pipe and remove, thereby make syringe needle 11 at 1 inside removal of connecting pipe, simultaneously with protective sheath 2 rebound, make the top of protective sheath 2 exceed syringe needle 11, and then wrap up whole syringe needle 11 inside protective sheath 2, and rotate upper casing 22, make the annular piece 25 on the upper casing 22 slide in arc wall 24, and then misplace recess 21 on the upper casing 22 and the lower casing 23 each other, handle 16 just places in recess 21 on the lower casing 23 this moment, can make handle 16 fixed through upper casing 22, make syringe needle 11 be inside protective sheath 2, and then avoid the nurse to cause the damage when handling all the time.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

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).