CN216167456U

CN216167456U - Safe type artery hemostix

Info

Publication number: CN216167456U
Application number: CN202122285962.4U
Authority: CN
Inventors: 廖英梅; 邓惠英; 谭彩慧; 黄晓英; 班素萍
Original assignee: Youjiang Medical University for Nationalities Affiliated Hospital
Current assignee: Youjiang Medical University for Nationalities Affiliated Hospital
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-04-05
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses a safety type arterial hemostix, relates to the technical field of hemostixes, and solves the problem that the existing blood taking needle is inconvenient to seal and operate, and the technical scheme is as follows: the blood collector comprises a blood taking needle and an artery hemostatic patch, the blood taking needle comprises a needle cylinder, a hose and a needle head, a first end of the hose is communicated with the needle cylinder through a needle cap, and a second end of the hose is connected with the needle head; the middle part of the needle cap is provided with a sealing plug, the sealing plug is correspondingly inserted into a liquid inlet channel of the needle cylinder, the middle part of the sealing plug is provided with a tube penetrating channel, the first end of the hose penetrates through the tube penetrating channel to be communicated with the inside of the needle cylinder, the opening of the first end of the hose is arranged on the peripheral side of the hose, the front end of the first end, which is positioned on the opening of the first end, is provided with a flow stopping part, and the flow stopping part can be inserted into the tube penetrating channel of the sealing plug under the action of external force. The utility model can close the liquid inlet end of the needle cylinder, so that a blood sample is better isolated from the outside, the use of medical personnel is facilitated, the condition that the blood sample flows out in the sealing process is avoided, and the working efficiency is improved.

Description

Safe type artery hemostix

Technical Field

The utility model relates to the technical field of hemostix, in particular to a safety type arterial hemostix.

Background

At present, along with the development of society, the scientific and technological production also has great progress, and the vast majority of patients need to collect arterial blood gas in admission or reexamination in sickrooms of the respiratory department, and the arterial blood collection needs to ensure the leakproofness of blood samples, generally adopts the injection needle of a disposable sterile syringe to collect blood, and needs to encapsulate the injection needle after the blood samples are collected. Generally pull down the syringe needle earlier, adopt the lid to screw on cylinder and syringe needle junction again, need medical personnel's both hands rotatory syringe top sealing plug to seal during actual operation, the condition that the blood sample flowed appears easily in sealed in-process, causes the sealed difficulty of syringe, has leaded to the blood sample can not be fine isolated with external, has influenced work efficiency and detection and analysis result.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems, the utility model aims to provide a safety type arterial hemostix to solve the problems, wherein the liquid inlet end of a needle cylinder can be closed, so that a blood sample is better isolated from the outside, the safety type arterial hemostix is convenient for medical personnel to use, the condition that the blood sample flows out in the sealing process is avoided, and the working efficiency is improved.

The technical purpose of the utility model is realized by the following technical scheme:

a safety type arterial hemostix comprises a blood taking needle, wherein the blood taking needle comprises a needle cylinder, a hose and a needle head, a first end of the hose is communicated with the needle cylinder through a needle cap, and a second end of the hose is connected with the needle head;

the needle cap is characterized in that a sealing plug is arranged in the middle of the needle cap and correspondingly inserted into a liquid inlet channel of the needle cylinder, a pipe penetrating channel is arranged in the middle of the sealing plug, a first end of the hose penetrates through the pipe penetrating channel to be communicated with the interior of the needle cylinder, an opening of the first end of the hose is arranged on the periphery of the first end of the hose, a flow stopping part is arranged at the front end of the first end, which is located at the opening of the first end of the hose, and the flow stopping part can be inserted into the pipe penetrating channel of the sealing plug under the action of external force.

Preferably, the needle cap is screwed on the end of the needle cylinder.

Preferably, the flow stopping portion protrudes from an end portion of the first end, and the flow stopping portion is integrally formed with the first end.

Preferably, two sides of the needle head are provided with butterfly wings.

Preferably, the hemostix is further provided with an artery hemostatic plaster matched with the blood taking needle through a packaging bag, the artery hemostatic plaster comprises a hemostatic plaster body and a cotton ball arranged in the middle of the hemostatic plaster body, and sticking parts are arranged on two sides of the hemostatic plaster body.

Preferably, both sides of the hemostatic patch body are provided with stretchable elastic patches.

Preferably, the hemostatic patch body is provided with a transparent layer corresponding to the cotton ball.

In conclusion, the utility model has the following beneficial effects:

1. utilize the syringe needle to pierce in patient's the blood vessel, observe the blood condition through the hose and with blood drainage to the cylinder in, blood flows into the cylinder from the opening of hose first end, after the blood collection end with the outside stretching of first end of hose, make the flow stopping portion of hose insert in the poling passageway of sealing plug, flow stopping portion is connected with poling passageway tightness, the feed liquor end that can close the cylinder, make better and external isolated of blood sample, improve the leakproofness, and convenient operation, make things convenient for medical personnel to use, avoid the condition that the blood sample flowed out among the sealing process, improve sealed accurate nature, and the work efficiency is improved, and the accuracy of detection and analysis structure is improved.

2. The hemostix is provided with an artery hemostatic plaster for directly stopping bleeding after blood collection; utilize the portion of pasting to fix hemostatic plaster body and cotton ball in patient's contact pin position, utilize elasticity subsides to outwards draw tight and paste on patient's skin, and then compress tightly the cotton ball at the point of bleeding, need not press the point of bleeding with the hand again, can realize pressing hemostatic purpose promptly, make things convenient for patient to use. Through the arrangement of the transparent layer, a user or medical personnel can observe the bleeding condition of the bleeding point conveniently.

Drawings

FIG. 1 is a schematic view of the mechanism of the lancet of the present invention;

FIG. 2 is a schematic structural view showing a state where the cylinder is separated from the hose according to the present invention;

FIG. 3 is a cross-sectional view of the blood lancet of the present invention;

FIG. 4 is a schematic structural view of the needle cap and the hose in an operating state according to the present invention;

fig. 5 is a schematic structural view of the artery hemostatic patch of the present invention.

Reference numerals: 1. a blood collection needle; 2. a needle cylinder; 21. a liquid inlet end; 22. a liquid inlet channel; 3. a hose; 31. an opening; 32. a flow stop portion; 4. a needle head; 41. a butterfly wing; 5. a needle cap; 6. a sealing plug; 61. a tube penetration channel; 7. an arterial hemostatic plaster; 71. a hemostatic plaster body; 72. a cotton ball; 73. a sticking part; 74. a transparent layer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-4, a typical embodiment of the present application provides a safety type arterial blood collector, which includes a blood collection needle 1, the blood collection needle 1 includes a needle cylinder 2, a hose 3 and a needle 4, the needle cylinder 2 includes a cylinder body, a piston and a push-pull rod, the cylinder body is made of transparent medical plastic by injection molding, scales are arranged outside the cylinder body, one end of the cylinder body is a liquid inlet end 21, the liquid inlet end 21 is provided with a liquid inlet channel 22, the liquid inlet channel 22 is communicated with the inside of the cylinder body, the piston and the push-pull rod are both movably connected inside the cylinder body, an end of the push-pull rod is connected with the piston, and the piston and an inner wall of the cylinder body are in interference fit.

The first end of the hose 3 is communicated with the syringe 2 through a needle cap 5, the second end of the hose 3 is connected with the needle head 4, and the needle cap 5 is in threaded connection with the end part of the syringe 2. The middle part of the needle cap 5 is provided with a sealing plug 6, the sealing plug 6 is correspondingly inserted into the liquid inlet channel 22 of the needle cylinder 2, the middle part of the sealing plug 6 is provided with a tube penetrating channel 61, the first end of the hose 3 penetrates through the tube penetrating channel 61 and is communicated with the inside of the needle cylinder 2, the opening 31 of the first end is arranged on the peripheral side of the first end, the front end of the first end, which is positioned at the opening 31, is provided with a flow stopping part 32, the flow stopping part 32 protrudes from the two opposite sides of the first end, the cross section of the flow stopping part 32 is semi-elliptical, the diameter of the flow stopping part 32 is larger than that of the tube penetrating channel 61, and the flow stopping part 32 and the first end are integrally formed. The flow stop portion 32 can be inserted into the tube passage 61 of the sealing plug 6 by an external force, and the flow stop portion 32 is in interference fit with the inner wall of the tube passage 61.

The two sides of the needle head 4 are provided with the butterfly wings 41, so that medical personnel can conveniently hold the needle head for puncture operation, and the needle head 4 is provided with a needle sleeve to avoid the needle head 4 from stabbing the medical personnel.

During the use, utilize during syringe needle 4 pierces patient's blood vessel, observe the blood condition through hose 3, outside pull push-and-pull, make 2 inside negative pressures that produce of cylinder, and then with blood drainage to cylinder 2, blood flows into cylinder 2 from opening 31 of the first end side of hose 3, after the blood sampling is ended, outwards stretch the first end of hose 3, make the flow stopping portion 32 of first end insert in the poling passageway 61 of sealing plug 6, the opening 31 of first end gets into poling passageway 61 thereupon, under flow stopping portion 32 and poling passageway 61 are tightly connected, can close the inlet end 21 of cylinder 2, make better and external isolated of blood sample, improve the leakproofness. The operation mode is simple, in order to further improve the sealing performance, in the initial state, the needle cap 5 is spirally connected to the half position of the end part of the needle cylinder 2, after the blood collection is finished and the flow stopping part 32 is inserted into the tube penetrating channel 61, the needle cap 5 is completely and spirally connected with the needle cylinder 2, and the situation that the blood sample flows out in the sealing process is avoided.

As shown in fig. 5, in a preferred embodiment, the blood collection device further includes an artery hemostatic patch 7, the artery hemostatic patch 7 is combined with the blood collection needle 1 by a packaging bag, the artery hemostatic patch 7 includes a hemostatic patch body 71 and a cotton ball 72 disposed in the middle of the hemostatic patch body 71, two sides of the hemostatic patch body 71 are provided with adhesive portions 73, and the adhesive portions 73 have viscosity and can be adhered to human skin. In order to better press the bleeding point, two sides of the hemostatic patch body 71 are provided with stretchable elastic patches. Correspondingly, the hemostatic plaster body 71 is provided with a transparent layer 74 at a position corresponding to the cotton ball 72, so that a user or a medical staff can observe the bleeding condition of the bleeding point conveniently.

When the hemostatic patch is used, the hemostatic patch body 71 and the cotton ball 72 are fixed at the position of a needle of a patient by the aid of the sticking part 73, the elastic patch is outwards pulled and stuck on the skin of the patient, the cotton ball 72 is further pressed at a bleeding point, the bleeding point does not need to be pressed by hands, and accordingly the purpose of pressing hemostasis can be achieved, and the hemostatic patch is convenient to use.

On the whole, the liquid inlet end 21 of the needle cylinder 2 can be closed through the tight connection of the flow stopping part 32 on the hose 3 and the tube penetrating channel 61 of the needle cap 5, so that a blood sample is better isolated from the outside, the sealing performance is improved, the operation is convenient, the use of medical personnel is facilitated, the condition that the blood sample flows out in the sealing process is avoided, the sealing accuracy is improved, the working efficiency is improved, and the accuracy of a detection and analysis structure is improved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The safety type arterial hemostix is characterized by comprising a blood taking needle, wherein the blood taking needle comprises a needle cylinder, a hose and a needle head, a first end of the hose is communicated with the needle cylinder through a needle cap, and a second end of the hose is connected with the needle head;

the needle cap is characterized in that a sealing plug is arranged in the middle of the needle cap and correspondingly inserted into a liquid inlet channel of the needle cylinder, a tube penetrating channel is arranged in the middle of the sealing plug, the first end of the hose penetrates through the tube penetrating channel and then is communicated with the inside of the needle cylinder, an opening in the first end of the hose is arranged on the periphery of the first end of the hose, a flow stopping part is arranged at the front end of the opening in the first end of the hose, and the flow stopping part can be inserted into the tube penetrating channel of the sealing plug under the action of external force.

2. The safety arterial hemostix of claim 1, wherein the needle cap is threaded onto the end of the barrel.

3. The safety arterial hemostix of claim 1, wherein the flow stopping portion protrudes from the end of the first end and is integrally formed with the first end.

4. The safety arterial hemostix according to claim 1, wherein the needle is provided with wings on both sides.

5. The safe arterial hemostix according to claim 1, wherein the hemostix further comprises an arterial hemostat matching with the blood taking needle through a packaging bag, the arterial hemostat comprises a hemostat body and a cotton ball arranged in the middle of the hemostat body, and two sides of the hemostat body are provided with sticking parts.

6. The safety arterial hemostix according to claim 5, wherein the hemostatic plaster body is provided with stretchable elastic pastes on both sides.

7. The safe arterial hemostix according to claim 6, wherein the hemostatic patch body is provided with a transparent layer corresponding to the cotton ball.