CN217592869U

CN217592869U - Disposable safety blood taking needle

Info

Publication number: CN217592869U
Application number: CN202123318115.XU
Authority: CN
Inventors: 蒋丽君; 刘丽丹; 覃明慧; 范彩珍; 韦小燕
Original assignee: Second Affiliated Hospital Of Guilin Medical University
Current assignee: Second Affiliated Hospital Of Guilin Medical University
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-10-18
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to a blood sampling utensil technical field, specifically be disposable safety type blood taking needle, including the syringe needle, the bottom fixed mounting of syringe needle has the blood taking needle, the lateral wall fixed mounting of syringe needle has wing section handle, the top fixed mounting of syringe needle has the connecting pipe, the lateral wall sliding connection of connecting pipe has the lag, be provided with stop gear on the lag, the lateral wall fixed mounting of connecting pipe has the connecting block, after bleeding to the patient, through pulling the lag backward, and rotate the lag, aim at the position of two wing section handles with the position of two chutes, the spring pushes down can promote the lag and remove this moment, the spout is the isosceles trapezoid groove, when wing section handle and spout joint, the lag position moves forward more, the spout with the wing section handle will be tight of joint, avoid the lag to produce the removal, the lag can cover the cage in the lag, cause the injury to patient or medical personnel after avoiding the blood taking needle to use, the protectiveness of device has been strengthened.

Description

Disposable safety blood taking needle

Technical Field

The utility model relates to the technical field of blood sampling devices, in particular to a disposable safety blood sampling needle.

Background

A blood collection needle is an instrument for collecting blood samples during medical examination, and clinical medical staff taking blood for patients is one of the basic daily operations.

At present, after blood is collected by an existing blood collecting needle, the tip of the blood collecting needle is exposed outside, and the needle stick injury is easy to occur, and the residual blood of the needle head after the blood collection can carry pathogenic viruses, bacteria and other microorganisms, so that once the needle stick injury occurs, the risk of spreading blood-borne diseases is greatly increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a disposable safety type blood taking needle to solve the problem that provides in the above-mentioned background art. In order to achieve the above object, the utility model provides a following technical scheme:

disposable safe type blood taking needle, including the syringe needle, the bottom fixed mounting of syringe needle has the blood taking needle, the lateral wall fixed mounting of syringe needle has airfoil type handle, the top fixed mounting of syringe needle has the connecting pipe, the lateral wall sliding connection of connecting pipe has the lag, be provided with stop gear on the lag, the lateral wall fixed mounting of connecting pipe has the connecting block, the lateral wall of connecting pipe is provided with down the spring, two spouts, two have been seted up to the lateral wall of lag the spout respectively with two airfoil type handle looks adaptations, the top fixed mounting of connecting pipe has flexible honeycomb duct.

Preferably, the limiting mechanism comprises two limiting clamping grooves, the two needles are fixedly arranged at the bottom end of the protective sleeve, and the outer side walls of the two limiting clamping grooves are movably clamped with the outer side walls of the two wing-shaped handles respectively.

Preferably, the top end of the pressing spring is fixedly connected with the bottom surface of the connecting block, and the bottom end of the pressing spring is fixedly connected with the top end of the protecting sleeve.

Preferably, the number of the wing-shaped handles is two, and the two wing-shaped handles are symmetrically arranged on the outer side wall of the needle head.

Preferably, the number of the sliding grooves is two, and the two sliding grooves are symmetrically arranged on the outer side wall of the protecting sleeve.

Preferably, the sliding groove is an isosceles trapezoid groove, and two sides of the sliding groove gradually narrow from bottom to top.

Preferably, the protective sleeve is made of a plastic material.

Compared with the prior art, the beneficial effects of the utility model are that:

this safe type blood taking needle, after drawing blood to the patient, through backward pulling lag, and rotate the lag, aim at the position of two wing section handles with two slide groove positions, the spring pushes down this moment can promote the lag and remove, the spout is the isosceles trapezoid groove, when wing section handle and spout joint, the lag position is more to the front, the spout is tighter with wing section handle will the joint, avoid the lag to produce and remove, the lag can cover the blood taking needle cage in the lag, avoid the blood taking needle to cause the injury to patient or medical personnel after using, the protectiveness of device has been strengthened, through setting up to wing section handle, not only make things convenient for medical personnel to prick the needle to the patient, it is also convenient to carry on spacingly with the lag before the blood sampling.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the connection block structure of the present invention;

FIG. 3 is a schematic view of the structure of the protective cover of the present invention;

fig. 4 is a schematic diagram of the structure of the limiting clamping groove of the present invention.

In the figure: 1. a needle head; 2. a blood collection needle; 3. a wing-shaped handle; 4. a connecting pipe; 5. a protective sleeve; 6. connecting blocks; 7. pressing down the spring; 8. a chute; 9. a flexible flow guide pipe; 10. limiting clamping grooves.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

disposable safe type blood taking needle, including syringe needle 1, the bottom fixed mounting of syringe needle 1 has blood taking needle 2, the lateral wall fixed mounting of syringe needle 1 has airfoil handle 3, the top fixed mounting of syringe needle 1 has connecting pipe 4, the lateral wall sliding connection of connecting pipe 4 has lag 5, be provided with stop gear on the lag 5, the lateral wall fixed mounting of connecting pipe 4 has connecting block 6, the lateral wall of connecting pipe 4 is provided with down spring 7, two spouts 8 have been seted up to the lateral wall of lag 5, two spouts 8 respectively with two airfoil handle 3 looks adaptations, the top fixed mounting of connecting pipe 4 has flexible honeycomb duct 9.

Further, stop gear includes two spacing draw-in grooves 10, and two syringe needles 1 are fixed to be seted up in the bottom of lag 5, and the lateral wall of two spacing draw-in grooves 10 respectively with the activity joint of the lateral wall of two wing section handles 3, before the blood sampling, conveniently fixes lag 5.

Further, the top end of the pressing spring 7 is fixedly connected with the bottom surface of the connecting block 6, the bottom end of the pressing spring 7 is fixedly connected with the top end of the protecting sleeve 5, and the pressing spring 7 can push the protecting sleeve to move forwards 5.

Further, the quantity of wing section handle 3 is two, and two wing section handles 3 set up at the lateral wall symmetry of syringe needle 1, through setting up to wing section handle 3, not only make things convenient for medical personnel to prick the needle to the patient, also make things convenient for before the blood sampling to carry on the lag 5 spacing.

Further, the quantity of spout 8 is two, and two spouts 8 are in the lateral wall symmetry setting of lag 5.

Further, spout 8 is isosceles trapezoid groove, and the both sides from the bottom up of spout 8 narrow down gradually, and when wing section handle 3 and 8 joints of spout, the more forward removal in lag 5 positions, the tighter that spout 8 and wing section handle 3 will the joint, avoid lag 5 to produce the removal.

Further, lag 5 is made for the plastics material, and lag 5 can cover 2 cages of blood taking needle in lag 5, avoids 2 uses backs of blood taking needle to cause the injury to patient or medical personnel, has strengthened the protectiveness of device.

The nature safety type blood taking needle of this embodiment is when using, after drawing blood to the patient, through backward pulling lag 5, and rotate lag 5, aim at two wing section handle 3's position with two spout 8's position, push down spring 7 this moment and can promote lag 5 and remove, spout 8 is isosceles trapezoid groove, when wing section handle 3 and spout 8 joint, lag 5 positions move forward more, spout 8 and wing section handle 3 will be tighter of joint, avoid lag 5 to produce and remove, lag 5 can cover 2 cages of blood taking needle in lag 5, avoid blood taking needle 2 to cause the injury to patient or medical personnel after using, the protectiveness of device has been strengthened, through setting up to wing section handle 3, not only make things convenient for medical personnel to prick the needle to the patient, also make things convenient for before the blood sampling to carry on lag 5 spacing.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Disposable safety blood taking needle, including syringe needle (1), its characterized in that: the utility model discloses a blood taking needle, including syringe needle (1), lateral wall fixed mounting have wing section handle (3), the top fixed mounting of syringe needle (1) has connecting pipe (4), the lateral wall sliding connection of connecting pipe (4) has lag (5), be provided with stop gear on lag (5), the lateral wall fixed mounting of connecting pipe (4) has connecting block (6), the lateral wall of connecting pipe (4) is provided with down compression spring (7), two spout (8), two have been seted up to the lateral wall of lag (5) spout (8) respectively with two wing section handle (3) looks adaptations, the top fixed mounting of connecting pipe (4) has flexible honeycomb duct (9).

2. A disposable safety lancet according to claim 1, wherein: the limiting mechanism comprises two limiting clamping grooves (10), the needle head (1) is fixedly arranged at the bottom end of the protective sleeve (5), and the outer side walls of the limiting clamping grooves (10) are movably clamped with the outer side walls of the two wing-shaped handles (3) respectively.

3. The disposable safety lancet according to claim 1, wherein: the top of push down spring (7) and the bottom surface fixed connection of connecting block (6), the bottom of push down spring (7) and the top fixed connection of lag (5).

4. A disposable safety lancet according to claim 1, wherein: the number of the wing-shaped handles (3) is two, and the wing-shaped handles (3) are symmetrically arranged on the outer side wall of the needle head (1).

5. The disposable safety lancet according to claim 1, wherein: the number of the sliding grooves (8) is two, and the two sliding grooves (8) are symmetrically arranged on the outer side wall of the protecting sleeve (5).

6. The disposable safety lancet according to claim 1, wherein: the spout (8) are the isosceles trapezoid groove, the both sides from the bottom up of spout (8) taper gradually time.

7. A disposable safety lancet according to claim 1, wherein: the protective sleeve (5) is made of plastic materials.