CN217219021U

CN217219021U - High blood taking needle of security

Info

Publication number: CN217219021U
Application number: CN202123169105.4U
Authority: CN
Inventors: 田范情; 刘涛
Original assignee: West China Hospital of Sichuan University
Current assignee: West China Hospital of Sichuan University
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-08-19
Anticipated expiration: 2031-12-16

Abstract

The utility model provides a high blood taking needle of security, including the needle tubing, the edge fixedly connected with needle holder of bottom is close to the surface of needle tubing, the bottom of needle holder is provided with a plurality of first clutch blocks along the fixed horizontal direction equidistance, the spout has transversely been seted up to the needle holder left and right sides, the surface cover of needle tubing is equipped with the lag, lag front side bottom is equipped with the slide corresponding with the spout, the rear side bottom fixedly connected with fixed block of lag, a plurality of second clutch blocks of horizontal direction equidistance fixedly connected with are followed to the top of fixed block, and the block is connected between second clutch block and the first clutch block. The utility model discloses reduced the risk that traditional blood taking needle took place the acupuncture easily and hindered when abandoning sharp ware box after the use for the security increase that the blood taking needle used has reduced the problem that takes place the acupuncture and hinder the risk.

Description

High blood taking needle of security

Technical Field

The utility model relates to a blood taking needle technical field especially relates to a high blood taking needle of security.

Background

The blood taking needle is an instrument for collecting blood samples in the medical examination process, and consists of a needle head and a needle rod, the needle head is arranged at the head part of the needle rod, a protective sleeve is connected on the needle rod in a sliding way, the initial position of the protective sleeve and the reset spring between the protective sleeve and the needle rod is positioned at the head part of the needle head and the needle rod, the split type blood taking needle is a disposable blood taking needle which is generally used clinically, the blood taking mode of an injector used in the last century is basically replaced, the blood taking needle is often matched with a disposable blood taking tube for use, and the structure of the blood taking needle is that the blood collecting needle is connected on a needle seat at the tail end of a hose of a venous transfusion needle. When the vacuum blood collection needle is used, the blood collection needle needs to be rotationally fixed at the front end of the outer cylinder of the needle holder, the vein puncture is carried out by holding the vein puncture needle by hand, after the vein puncture is successfully carried out, the vacuum blood collection tube is inserted into the cavity at the rear end of the needle holder, the blade opening of the blood collection needle penetrates through the blood blocking sleeve and penetrates into the rubber plug of the vacuum tube, and blood is sucked into the blood collection tube under the action of negative pressure. When needed, the blood can be collected by multiple tubes by repeating the steps; after blood sampling is finished, the vein puncture needle is pulled out, local hemostasis is carried out, the blood sampling needle is taken down from the needle holder, and the blood sampling needle and the vein puncture needle are discarded in a waste box.

When the blood taking needle with high use safety is used for taking blood, the traditional blood taking needle can be conveniently placed at one position after being used, so that people can be pricked directly when not paying attention to the traditional blood taking needle, people are subjected to personal danger, the safety of the device is ensured, the potential safety hazard of the device is increased, the device is not convenient to use, and the use efficiency of the device is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the traditional blood taking needle in the prior art can be put into one place after being used, thereby people can directly prick people when not paying attention to the blood taking needle, people can suffer from personal danger, the safety of the device is ensured to be improved, the potential safety hazard of the device is increased, the device is not convenient to use, the use efficiency of the device is reduced, and the safety of the blood taking needle is high.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a high blood taking needle of security, includes the needle tubing, the edge fixedly connected with needle holder of bottom is close to the surface of needle tubing, the bottom of needle holder is fixed along the horizontal direction equidistance and is provided with a plurality of first clutch blocks, the spout has transversely been seted up to the needle holder left and right sides, the surface cover of needle tubing is equipped with the lag, lag front side bottom is equipped with the slide corresponding with the spout, the rear side bottom fixedly connected with fixed block of lag, a plurality of second clutch blocks of horizontal direction equidistance fixedly connected with are followed to the top of fixed block, and the block is connected between second clutch block and the first clutch block.

Preferably, the fixed syringe needle that is provided with of one end of needle tubing, one side fixed surface of syringe needle is connected with the blood taking needle body.

Preferably, the other end of the needle tube is fixedly connected with a tail sleeve.

Preferably, a hose is fixedly communicated with the outer surface of one side of the tail sleeve.

Preferably, one end of the hose is fixedly sleeved with a joint.

Preferably, the outer surface of one side of the protecting sleeve is fixedly connected with a limiting plate, the outer surface of one side of the limiting plate is provided with a through hole, and the through hole is in sliding penetrating connection with the hose.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, the blood taking needle body is safely sleeved through one end of the protective sleeve, so that the blood taking needle body can be always protected by the protective sleeve before and after being used, and the blood taking needle body can not prick a person before and after blood taking, so that the safety of the device is improved; the utility model discloses reduced the risk that traditional blood taking needle took place the acupuncture easily and hindered when abandoning sharp ware box after the use for the security increase that the blood taking needle used has reduced the problem that takes place the acupuncture and hinder the risk.

Drawings

FIG. 1 is a schematic view of the overall structure of a blood taking needle with high safety according to the present invention;

FIG. 2 is a schematic view of the overall structure of the blood taking needle with high safety provided by the utility model;

FIG. 3 is a schematic view of the overall structure of a needle tube of a high-safety blood sampling needle according to the present invention;

fig. 4 is a schematic view of the whole structure of the protecting cover of the blood taking needle with high safety.

Illustration of the drawings: 1. a needle tube; 201. a needle holder; 202. a first friction block; 203. a protective sleeve; 204. a fixed block; 205. a second friction block; 206. a needle head; 207. a lancet body; 208. a tail sleeve; 209. a hose; 210. a chute; 211. a slide plate; 301. a joint; 302. a limiting plate; 303. and a through hole.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1-3, the utility model provides a high-safety blood taking needle, which comprises a needle tube 1, a needle holder 201 is fixedly connected to the outer surface of the needle tube 1 near the edge of the bottom, a plurality of first friction blocks 202 are fixedly arranged at the bottom of the needle holder 201 along the horizontal direction at equal intervals, sliding grooves 210 are transversely arranged at the left and right sides of the needle holder 201, a protective sleeve 203 is sleeved on the outer surface of the needle tube 1, a sliding plate 211 corresponding to the sliding grooves 210 is arranged at the bottom of the front side of the protective sleeve 203, a fixed block 204 is fixedly connected to the bottom of the rear side of the protective sleeve 203, a plurality of second friction blocks 205 are fixedly connected to the top of the fixed block 204 along the horizontal direction at equal intervals, the second friction blocks 205 are connected with the first friction blocks 202 in a clamping manner, a needle 206 is fixedly arranged at one end of the needle tube 1, a blood taking needle body 207 is fixedly connected to the outer surface of one side of the needle 206, the other end fixedly connected with tail cover 208 of needle tubing 1, the external fixed surface in one side of tail cover 208 communicates there is hose 209, the fixed cover in one end of hose 209 is equipped with joint 301, the external fixed surface in one side of lag 203 is connected with limiting plate 302, through-hole 303 has been seted up to the external surface in one side of limiting plate 302, and slip through connection between through-hole 303 and the hose 209.

The whole embodiment 1 achieves the effect that, when a high-safety blood taking needle is used for taking blood, firstly, the blood taking needle body 207 is safely sleeved through one end of the protective sleeve 203, so that the blood taking needle body 207 is always protected by the protective sleeve 203 before and after being used, so that the blood taking needle body 207 can not prick a person without attention before and after taking blood, the safety of the device is improved, meanwhile, when the protective sleeve 203 is used for protection, the needle holder 201 slides back and forth on the sliding plate 211 of the protective sleeve 203 through the sliding groove 210, the needle tube 1 can not rotate, meanwhile, the first friction block 202 is fixed through the fixation of the needle holder 201, and then the protective sleeve 203 is fixed through the clamping between the first friction block 202 and the second friction block 205, so that the device is convenient for protection, and the use effect of the device is better, when the blood taking needle body 207 needs to take blood, the protective sleeve 203 can be taken down, so that the device is convenient for taking blood, the protective sleeve 203 can be sleeved after the blood taking, thereby preventing the blood taking needle body 207 from pricking people, improving the safety performance of the device, facilitating the use of the device, and then facilitating the fixation of the hose 209 through the arrangement of the tail sleeve 208, the blood sample taken, with the hose 209 fixed, is made to flow, thus making the device easy to use, by fixing the limit plate 302, when the protective sleeve 203 is pushed forward, the limit plate 302 and the needle holder 201 limit, so that the protective sleeve 203 can just sleeve the blood taking needle body 207, the device is more stable when in use, the carrier can be connected through the joint 301, so that the blood sample in the hose 209 flows into the carrier, and the use efficiency of the device is improved; the utility model discloses reduced the risk that traditional blood taking needle took place the needle stick easily and hindered when abandoning sharp instrument box after using for the security increase that the blood taking needle used has reduced the problem that takes place the needle stick and hinder the risk

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiments into equivalent variations to apply to other fields, but all those persons do not depart from the technical contents of the present invention, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical matters of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. A high blood taking needle of security, includes needle tubing (1), its characterized in that: edge fixedly connected with needle holder (201) that the surface of needle tubing (1) is close to the bottom, the bottom of needle holder (201) is along the fixed a plurality of first clutch blocks (202) that are provided with of horizontal direction equidistance, spout (210) have transversely been seted up to needle holder (201) left and right sides, the surface cover of needle tubing (1) is equipped with lag (203), lag (203) front side bottom is equipped with slide (211) corresponding with spout (210), the rear side bottom fixedly connected with fixed block (204) of lag (203), the top of fixed block (204) is along a plurality of second clutch blocks (205) of horizontal direction equidistance fixedly connected with, and the block is connected between second clutch block (205) and first clutch block (202).

2. A high safety lancet according to claim 1, wherein: the one end of needle tubing (1) is fixed and is provided with syringe needle (206), one side surface fixedly connected with blood taking needle body (207) of syringe needle (206).

3. A high safety blood lancet according to claim 1, wherein: the other end of the needle tube (1) is fixedly connected with a tail sleeve (208).

4. A high safety blood lancet according to claim 3, wherein: and a hose (209) is fixedly communicated with the outer surface of one side of the tail sleeve (208).

5. A high safety blood lancet according to claim 4, wherein: one end of the hose (209) is fixedly sleeved with a joint (301).

6. A high safety blood lancet according to claim 5, wherein: the outer surface of one side of lag (203) is fixedly connected with limiting plate (302), through-hole (303) have been seted up to the outer surface of one side of limiting plate (302), and slip through connection between through-hole (303) and hose (209).