CN220309127U - A safe blood collection needle - Google Patents

Abstract

The utility model relates to the technical field of blood taking needles, and discloses a safety blood taking needle which solves the problem that an exposed needle head of the existing blood taking needle is exposed to the outside after the existing blood taking needle is used, and the safety blood taking needle comprises a blood taking needle body and a protective sleeve, wherein the blood taking needle body comprises a needle body, a handle and a connecting pipe head; this safe type blood taking needle has the integrative lag of being convenient for adjust, and this integrative lag can effectually be at parcel protection to the blood taking needle, effectually avoids the needle to stab medical personnel and the potential safety hazard that brings to the effectual security that has improved blood taking needle use.

Description

Safety blood taking needle

Technical Field

The utility model belongs to the technical field of blood taking needles, and particularly relates to a safe blood taking needle.

Background

The venous blood taking needle is used for collecting blood samples in the medical examination process, the blood taking needle at the top end of the venous blood taking needle is used for puncturing blood vessels, the tail end transparent hose is connected with the tail needle, the tail needle is wrapped by the rubber hose, the needle cap is sleeved outside the tail needle and used for puncturing a vacuum blood taking test tube, and the blood is sucked into the tube by utilizing negative pressure in the test tube; the structure of the existing vein blood taking needle is single, when the vein blood taking needle is used, the needle head at the front end is directly exposed to the outside for discarding, and medical staff can be carelessly injured by the needle head in the process of discarding the blood taking needle, so that a great potential safety hazard exists, and the existing vein blood taking needle needs to be improved according to the current situation.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the safety blood taking needle, which effectively solves the problem that the exposed needle head of the traditional blood taking needle is exposed after the use.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a safe blood taking needle, includes blood taking needle body and protective sleeve, blood taking needle body includes needle body, handle and connecting pipe head, and handle connection is between needle body and connecting pipe head, and needle body and connecting pipe head intercommunication, and two spouts have been seted up to protective sleeve's surface symmetry, and the handle is installed in protective sleeve's inside through two spouts, and the equal fixedly connected with fixed block in both sides of handle, arc wall has all been seted up at the middle part of two fixed blocks, and protective sleeve installs the inside at two arc wall.

Preferably, one end fixedly connected with on protective sleeve surface stirs piece one, and the other end fixedly connected with on protective sleeve surface stirs piece two to can effectually adjust the use and accomodate the needle body.

Preferably, the top of stirring the piece two has been seted up and has been rotated logical groove, rotates the internally mounted who leads to the groove and has been rotated the snap ring, and arc bayonet socket has been seted up to the one end of handle, rotates the inside of snap ring activity joint at the arc bayonet socket to can effectually fix protective sleeve. The needle body is stably accommodated in the protective sleeve.

Preferably, one end of the protective sleeve is provided with a pinhole, the other end of the protective sleeve is provided with a communication hole, and the connecting pipe head is movably inserted into the communication hole, so that the needle body can be effectively carried out; the needle body can be effectively exposed through the needle hole and is convenient to use, and meanwhile, the needle body can be effectively stored and protected through the needle hole.

Compared with the prior art, the utility model has the beneficial effects that: through being provided with needle body, handle, connecting tube head, protective sleeve, spout, fixed block, arc wall, stir piece one, stir piece two, rotate logical groove, rotate snap ring, arc bayonet socket, pinhole and intercommunicating pore, make this safe type blood taking needle have the integrative lag of being convenient for adjust, this integrative lag can effectually wrap up the protection to the blood taking needle, effectually avoid the needle to stab medical personnel and bring the potential safety hazard, thereby the effectual security that has improved blood taking needle and used, this integrative lag adjusts simply simultaneously, it is convenient to use and operation, and is reliable and stable, therefore, the demand of safe use can be satisfied to the performance that this blood taking needle had;

when the needle is used, the thumb and the index finger of one hand of a medical staff respectively touch the handle and the poking block I, then the handle and the poking block I are pressed to enable the handle and the poking block I to move relatively, the relatively moving handle and poking block drive the needle body and the protective sleeve to move for a while, and finally the needle body can be effectively exposed through the needle hole so as to be convenient to use; when the needle body needs to be stored, the thumb and the index finger of one hand of the medical staff touch the stirring block II and the handle respectively, then pinch the stirring block II and the handle, so that the stirring block II and the handle move relatively, the stirring block II and the handle can drive the protective sleeve and the handle to move relatively, and finally the needle body can be stored and protected effectively through the needle hole, thereby avoiding the needle body from injuring the medical staff.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic top view of a safety lancet of the present utility model;

FIG. 2 is a schematic diagram of a portion of the structure of FIG. 1 according to the present utility model;

FIG. 3 is a schematic view of the structure of FIG. 1 in partial cross section of the present utility model;

FIG. 4 is a schematic front view of the safety lancet of the present utility model;

in the figure: 1. a needle body; 2. a handle; 3. a connecting tube head; 4. a protective sleeve; 5. a chute; 6. a fixed block; 7. an arc-shaped groove; 8. the first poking block is arranged; 9. a poking block II; 10. rotating the through groove; 11. rotating the snap ring; 12. an arc-shaped bayonet; 13. a pinhole; 14. the communication hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model is given by figures 1 to 4, the blood taking needle comprises a blood taking needle body and a protective sleeve 4, wherein the blood taking needle body comprises a needle body 1, a handle 2 and a connecting pipe head 3, the handle 2 is connected between the needle body 1 and the connecting pipe head 3, the needle body 1 is communicated with the connecting pipe head 3, two sliding grooves 5 are symmetrically formed in the surface of the protective sleeve 4, the handle 2 is arranged in the protective sleeve 4 through the two sliding grooves 5, two sides of the handle 2 are fixedly connected with fixing blocks 6, arc-shaped grooves 7 are formed in the middle parts of the two fixing blocks 6, and the protective sleeve 4 is arranged in the two arc-shaped grooves 7; a needle hole 13 is formed in one end of the protective sleeve 4, a communication hole 14 is formed in the other end of the protective sleeve 4, and the connecting pipe head 3 is movably inserted into the communication hole 14, so that the needle body 1 can be effectively carried out; the needle body 1 can be effectively exposed through the needle hole 13 to be conveniently used, and meanwhile, the needle body 1 can be effectively stored and protected through the needle hole 13.

One end of the surface of the protective sleeve 4 is fixedly connected with a poking block I8, and the other end of the surface of the protective sleeve 4 is fixedly connected with a poking block II 9, so that the needle body 1 can be effectively regulated, used and stored;

when the needle is used, the thumb and the index finger of one hand of a medical care personnel respectively touch the handle 2 and the poking block I8, then the handle 2 and the poking block I8 are pressed to enable the handle 2 and the poking block I8 to move relatively, the relatively moving handle 2 and poking block I8 can drive the needle body 1 and the protective sleeve 4 to move, and finally the needle body 1 is moved out to be convenient to use; when the needle body 1 needs to be stored, the thumb and the index finger of one hand of a medical staff touch the stirring block II 9 and the handle 2 respectively, then pinch the stirring block II 9 and the handle 2, so that the stirring block II 9 and the handle 2 move relatively, the stirring block II 9 and the handle 2 can be driven by the relative movement to move the protective sleeve 4 and the handle 2, and finally the needle body 1 is stored in the protective sleeve 4, thereby avoiding the needle body 1 from injuring the medical staff.

The top of stirring piece two 9 has seted up and has rotated logical groove 10, rotates logical groove 10 internally mounted and has rotated snap ring 11, and arc bayonet socket 12 has been seted up to the one end of handle 2, rotates snap ring 11 movable joint in the inside of arc bayonet socket 12 to can effectually fix protective sleeve 4. The needle body 1 is stably accommodated in the protective sleeve 4; through rotating snap ring 11 joint in the inside of arc bayonet socket 12, make stir piece two 9 unable keep away from handle 2 to make needle body 1 stably accomodate in the inside of protective sleeve 4 and can not expose from the inside of protective sleeve 4 easily and stab medical personnel.

This safe type blood taking needle has an integrative lag of being convenient for adjust, and this integrative lag can effectually protect the blood taking needle at the parcel, effectually avoids the needle to stab medical personnel and the potential safety hazard that brings to the effectual security that improves blood taking needle use, this integrative lag is adjusted simply simultaneously, and use and simple operation are convenient, and reliable and stable, therefore, the demand of safe handling can be satisfied to the performance that this blood taking needle had.

Claims (4)

1. The utility model provides a safe blood taking needle, includes blood taking needle body and protective sleeve (4), its characterized in that: the blood taking needle body comprises a needle body (1), a handle (2) and a connecting pipe head (3), wherein the handle (2) is connected between the needle body (1) and the connecting pipe head (3), the needle body (1) is communicated with the connecting pipe head (3), two sliding grooves (5) are symmetrically formed in the surface of a protective sleeve (4), the handle (2) is installed inside the protective sleeve (4) through the two sliding grooves (5), two sides of the handle (2) are fixedly connected with fixing blocks (6), arc-shaped grooves (7) are formed in the middle of the two fixing blocks (6), and the protective sleeve (4) is installed inside the two arc-shaped grooves (7).

2. A safety lancet according to claim 1, wherein: one end fixedly connected with of protective sleeve (4) surface stirs piece one (8), and the other end fixedly connected with of protective sleeve (4) surface stirs piece two (9).

3. A safety lancet according to claim 2, wherein: the top of stirring piece two (9) has seted up and has rotated logical groove (10), and the internally mounted of rotating logical groove (10) has rotated snap ring (11), and arc bayonet socket (12) have been seted up to the one end of handle (2), and the inside at arc bayonet socket (12) of rotation snap ring (11) activity joint.

4. A safety lancet according to claim 1, wherein: the novel anti-theft protection device is characterized in that a pinhole (13) is formed in one end of the protection sleeve (4), a communication hole (14) is formed in the other end of the protection sleeve (4), and the connection pipe head (3) is movably inserted into the communication hole (14).