阅读说明：本技术 血液采集装置及血液采集方法 (Blood collection device and blood collection method ) 是由 管学丰 于 2020-11-30 设计创作，主要内容包括：本发明提供血液采集装置,包括双腔贮血器、软管和采血针,双腔贮血器通过软管和采血针相连,双腔贮血器包括第一贮血室及第二贮血室,第一贮血室及第二贮血室之间通过管道连接装置连通,第一贮血室与软管通过采血针相连。本发明的有益效果是：使用者可根据需要转动转轴,选择合适时间打开或关闭血液流通通道,完成对血液的采集利用,结构简单、使用方便,能保证血液能安全高效采集。(The invention provides a blood collection device which comprises a double-cavity blood storage device, a hose and a blood taking needle, wherein the double-cavity blood storage device is connected with the blood taking needle through the hose, the double-cavity blood storage device comprises a first blood storage chamber and a second blood storage chamber, the first blood storage chamber and the second blood storage chamber are communicated through a pipeline connecting device, and the first blood storage chamber is connected with the hose through the blood taking needle. The invention has the beneficial effects that: the user can rotate the pivot as required, selects suitable time to open or close the blood circulation passageway, accomplishes the collection utilization to blood, and simple structure, convenient to use can guarantee that blood can the high-efficient collection of safety.)

1. Blood collection system, its characterized in that: including two-chamber blood storage ware, hose and blood taking needle, two-chamber blood storage ware passes through the hose with the blood taking needle links to each other, two-chamber blood storage ware includes that first blood chamber and second store the blood chamber, first store the blood chamber and the second stores through the pipe connection device intercommunication between the blood chamber, first store the blood chamber with the hose passes through the blood taking needle links to each other.

2. The blood collection device of claim 1, wherein: the connecting device comprises a connecting pipe and a channel valve clamped on the connecting pipe, and two ends of the connecting pipe respectively extend into the first blood storage chamber and the second blood storage chamber.

3. A blood collection device according to claim 2, wherein: and two ends of the connecting pipe are provided with filter screen films.

4. A blood collection device according to claim 3, wherein: the channel valve comprises a rotating shaft which is perpendicular to the connecting pipe, a through hole is formed in the middle of the rotating shaft and matched with the pipeline of the connecting pipe, and a rotating handle is arranged at the end part of the rotating shaft.

5. A blood collection device according to claim 4, wherein: the blood taking needle includes the syringe needle, deposits blood storehouse and connector, the syringe needle in proper order with deposit the blood storehouse with the connector connects gradually, the connector with the hose links to each other.

6. A blood collection device according to any of claims 1-5, wherein: a bleeding port is arranged below the first cavity.

7. The blood collection device of claim 6, wherein: the first blood storage chamber and the second blood storage chamber are integrally formed.

8. A method of collecting blood, comprising: the method comprises the following steps:

firstly, inserting a needle head under the skin, and leading blood to enter a first blood storage chamber through a hose;

when the first blood storage chamber is full of blood, the channel valve is opened, so that the blood enters the second blood storage chamber from the first blood storage chamber;

and thirdly, after the first blood storage chamber and the second blood storage chamber are filled with blood, the needle head is pulled out.

9. A method of collecting blood according to claim 8, wherein: in the second step, the channel valve comprises a rotating shaft which is perpendicular to the connecting pipe, a through hole is formed in the middle of the rotating shaft and matched with the pipeline of the connecting pipe, and a rotating handle is arranged at the end part of the rotating shaft.

Technical Field

The invention relates to the field of blood collection, in particular to a blood collection device and a blood collection method.

Background

In collecting blood for clinical diagnosis, a medical professional must follow a complex procedure with many steps, in some cases requiring multitubular blood. This is often the case because different types of analysis require the use of sample containers with different types of additives for stabilizing the blood. In these cases, several steps of the procedure for collecting blood are repeated, thus exacerbating the chances of error.

The existing blood collecting device for clinical examination generally extracts blood into a needle cylinder through an injector and then injects the blood into a test tube, the traditional blood collecting mode exposes the blood to the air for many times, the blood sample is easy to pollute, the needed blood sample is few in the test process under most conditions, and the rest blood sample is directly treated as medical waste, so that the influence on the environment is avoided, and the spread of infectious diseases is accelerated indirectly.

Disclosure of Invention

The invention overcomes the defects in the prior art and provides a blood collection device and a blood collection method.

The purpose of the invention is realized by the following technical scheme.

Blood collection system, including two-chamber blood storage ware, hose and blood taking needle, two-chamber blood storage ware passes through the hose with the blood taking needle links to each other, two-chamber blood storage ware includes that first blood chamber and second store the blood chamber, first store the blood chamber and the second stores through the pipe connection device intercommunication between the blood chamber, first store the blood chamber with the hose passes through the blood taking needle links to each other.

Preferably, the connecting device comprises a connecting pipe and the channel valve clamped on the connecting pipe, and two ends of the connecting pipe respectively extend into the first blood storage chamber and the second blood storage chamber.

Preferably, according to any of the above schemes, two ends of the connecting pipe are provided with filter membrane films.

Preferably, according to any one of the above schemes, the channel valve comprises a rotating shaft perpendicular to the connecting pipe, a through hole is formed in the middle of the rotating shaft, the through hole is matched with the pipeline of the connecting pipe, and a rotating handle is arranged at the end part of the rotating shaft.

Preferably by any one of the above schemes, the blood taking needle comprises a needle head, a blood storage bin and a connector, the needle head sequentially connects with the blood storage bin and the connector sequentially, and the connector connects with the hose.

Preferably, a bleeding port is arranged below the first chamber.

In any of the above embodiments, preferably, the first blood storage chamber and the second blood storage chamber are integrally formed.

A method of blood collection comprising the steps of:

firstly, inserting a needle head under the skin, and leading blood to enter a first blood storage chamber through a hose;

when the first blood storage chamber is full of blood, the channel valve is opened, so that the blood enters the second blood storage chamber from the first blood storage chamber;

and thirdly, after the first blood storage chamber and the second blood storage chamber are filled with blood, the needle head is pulled out.

Preferably, in the second step, the channel valve comprises a rotating shaft perpendicular to the connecting pipe, a through hole is formed in the middle of the rotating shaft, the through hole is matched with the pipeline of the connecting pipe, and a rotating handle is arranged at the end part of the rotating shaft.

The invention has the beneficial effects that:

the user can rotate the pivot as required, selects suitable time to open or close the blood circulation passageway, accomplishes the collection utilization to blood, and simple structure, convenient to use can guarantee that blood can the high-efficient collection of safety.

Drawings

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

FIG. 2 is a schematic diagram of the construction of the channel valve;

in the figure:

1. a first blood reservoir; 2. a second blood storage chamber; 3. a hose; 4. a connector; 5. a blood storage bin; 6. a needle head; 31. a connecting pipe; 32. a channel valve; 321. a rotating shaft; 3211. a through hole; 322. the handle is rotated.

Detailed Description

The technical solution of the present invention is further illustrated by the following specific examples.

1 is a first blood reservoir as shown in fig. 1-2; 2 is a second blood storage chamber; 3 is a hose; 4 is a connector; 5 is a blood storage chamber; 6 is a needle head; 31 is a connecting pipe; 32 is a channel valve; 321 is a rotating shaft; 3211 is a through hole; 322 is a turning handle.

Example 1

Blood collection system, including two-chamber blood storage ware, hose and blood taking needle, two-chamber blood storage ware passes through the hose with the blood taking needle links to each other, two-chamber blood storage ware includes that first blood chamber and second store the blood chamber, first store the blood chamber and the second stores through the pipe connection device intercommunication between the blood chamber, first store the blood chamber with the hose passes through the blood taking needle links to each other.

Example 2

Blood collection system, including two-chamber blood storage ware, hose and blood taking needle, two-chamber blood storage ware passes through the hose with the blood taking needle links to each other, two-chamber blood storage ware includes that first blood chamber and second store the blood chamber, first store the blood chamber and the second stores through the pipe connection device intercommunication between the blood chamber, first store the blood chamber with the hose passes through the blood taking needle links to each other.

The connecting device comprises a connecting pipe and a channel valve clamped on the connecting pipe, and two ends of the connecting pipe respectively extend into the first blood storage chamber and the second blood storage chamber.

Example 3

Blood collection system, including two-chamber blood storage ware, hose and blood taking needle, two-chamber blood storage ware passes through the hose with the blood taking needle links to each other, two-chamber blood storage ware includes that first blood chamber and second store the blood chamber, first store the blood chamber and the second stores through the pipe connection device intercommunication between the blood chamber, first store the blood chamber with the hose passes through the blood taking needle links to each other.

The connecting device comprises a connecting pipe and a channel valve clamped on the connecting pipe, and two ends of the connecting pipe respectively extend into the first blood storage chamber and the second blood storage chamber; and two ends of the connecting pipe are provided with filter screen films.

Example 4

Blood collection system, including two-chamber blood storage ware, hose and blood taking needle, two-chamber blood storage ware passes through the hose with the blood taking needle links to each other, two-chamber blood storage ware includes that first blood chamber and second store the blood chamber, first store the blood chamber and the second stores through the pipe connection device intercommunication between the blood chamber, first store the blood chamber with the hose passes through the blood taking needle links to each other.

The connecting device comprises a connecting pipe and a channel valve clamped on the connecting pipe, and two ends of the connecting pipe respectively extend into the first blood storage chamber and the second blood storage chamber; and two ends of the connecting pipe are provided with filter screen films.

The channel valve comprises a rotating shaft which is perpendicular to the connecting pipe, a through hole is formed in the middle of the rotating shaft and matched with the pipeline of the connecting pipe, and a rotating handle is arranged at the end part of the rotating shaft.

The blood taking needle includes the syringe needle, deposits blood storehouse and connector, the syringe needle in proper order with deposit the blood storehouse with the connector connects gradually, the connector with the hose links to each other.

A bleeding opening is formed in the lower portion of the first cavity, and the first blood storage chamber and the second blood storage chamber are integrally formed.

A method of blood collection comprising the steps of:

firstly, inserting a needle head under the skin, and leading blood to enter a first blood storage chamber through a hose;

when the first blood storage chamber is full of blood, the channel valve is opened, so that the blood enters the second blood storage chamber from the first blood storage chamber;

and thirdly, after the first blood storage chamber and the second blood storage chamber are filled with blood, the needle head is pulled out.

In the second step, the channel valve comprises a rotating shaft which is perpendicular to the connecting pipe, a through hole is formed in the middle of the rotating shaft and matched with the pipeline of the connecting pipe, and a rotating handle is arranged at the end part of the rotating shaft.

The channel valve is used for opening or closing the flow channel of the connecting pipe; the channel valve is pivoted on the connecting pipe and comprises a rotating shaft perpendicular to the connecting pipe, a through hole is formed in the middle of the rotating shaft and matched with the pipeline of the connecting pipe, a rotating handle is arranged at the end part of the rotating shaft, and a user rotates the rotating handle to drive the rotating shaft to rotate.

When the blood flow meter is used, the through hole is completely superposed with the connecting pipe, and the blood flow flowing into the first chamber from the second chamber is the maximum value; the rotating shaft is continuously rotated, the superposed channel opening of the through hole and the connecting pipe becomes small, and the blood flow flowing into the first chamber from the second chamber becomes small; when the rotating shaft does not have a superposed channel with the through hole and the connecting pipe pipeline, the blood circulation channel between the second chamber and the first chamber is closed, and the channel valve can be adjusted according to clinical actual requirements to control the blood flow passing speed.

The four embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.