CN213217060U

CN213217060U - Vacuum test tube sampling structure

Info

Publication number: CN213217060U
Application number: CN202020934238.2U
Authority: CN
Inventors: 方剑毅; 方茂明; 张福雄; 吴建兴
Original assignee: Wenzhou Gaode Medical Instruments Co ltd
Current assignee: Wenzhou Gaode Medical Instruments Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-05-18
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a vacuum test tube sampling structure, including vacuum test tube, the sealed lid of test tube, connection cap, blood transfusion tube and blood taking needle, the sealed fixed mounting of test tube is on vacuum test tube, connect cap and the sealed fixed connection that covers of test tube, blood transfusion tube one end is connected with the guide pin, guide pin one end through connection cap extends to in the sealed lid of test tube, blood taking needle and the sealed end fixed connection of blood transfusion tube, be equipped with on the vacuum test tube and aerify the mechanism, aerify the output and the vacuum test tube internal connection of mechanism, the inside snakelike hose that is equipped with of vacuum test tube. The utility model discloses a be equipped with and aerify mechanism and drainage tube, after the sampling, can be through pressing the air bag of aerifing when needing to get the blood chemical examination, it is intraductal to send into the vacuum blood sampling through the gas-supply pipe with the gas in the air bag of aerifing, makes the intraductal blood of vacuum blood sampling discharge through the drainage tube, avoids the artificial sealed lid of taking a blood sample to get the blood operation, avoids cross infection.

Description

Vacuum test tube sampling structure

Technical Field

The utility model relates to a medical equipment correlation technique field specifically is a vacuum test tube sampling structure.

Background

A vacuum blood collection tube is a vacuum negative pressure blood collection tube, the heavy use of an automatic instrument and the preservation of blood put higher requirements on the stability of original properties of blood samples, so that the vacuum blood collection technology breaks through the requirement of safety only, and the performance indexes of the vacuum blood collection tube, such as the accuracy, the original properties of the samples, the maintenance time, the matching of a tube machine, the strength of test tubes and the like, can be used as the basis for evaluating the quality of the vacuum blood collection tube.

However, the existing vacuum blood collection tube needs to take the blood sample in the blood collection tube for many times in the actual blood detection process, and the current blood taking mode adopts manual blood taking, so that the risk of cross infection is increased, the use is inconvenient, and the blood collection process is easy to cause large impact when falling, so that the probability of hemolysis is high, the reliability of test result data is influenced, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vacuum test tube sampling structure to current vacuum test tube that mentions in solving above-mentioned background art is at the actual blood in-process that detects, need take the blood sample in the blood sampling tube many times, and the blood mode of just getting at present adopts the manual work to get blood, this risk that has just increased cross infection, be not convenient for use, and the in-process of blood sampling, take place easily when blood falls and strike by a wide margin, thereby it is big to lead to taking place hemolytic probability, influence the problem of the reliability of chemical examination result data.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a vacuum test tube sampling structure, includes vacuum test tube, the sealed lid of test tube, connects cap, blood transfusion tube and blood taking needle, the sealed fixed mounting that covers of test tube is on vacuum test tube, connect cap and the sealed lid fixed connection of test tube, blood transfusion tube one end is connected with the guide pin, guide pin one end through connection cap extends to the sealed lid of test tube in, blood taking needle and the other end fixed connection of blood transfusion tube, be equipped with on the vacuum test tube and aerify the mechanism, the output and the vacuum test tube internal connection of aerifing the mechanism, the inside snakelike hose that is equipped with of vacuum test tube, snakelike hose one end extends to the inside bottom of vacuum test tube, and snakelike hose other end fixedly connected with drainage tube.

Preferably, be equipped with sealed rubber buffer in the sealed lid of heparin tube, sealed rubber buffer is located directly over the vacuum blood collection tube and seals the port department of vacuum blood collection tube.

Preferably, one end of the drainage tube penetrates through the sealing rubber plug and the connecting cap and is connected with the drainage valve.

Preferably, the inflation mechanism is including aerifing the gasbag, it is the annular setting to aerify the gasbag, and aerify gasbag and the outside fixed connection of vacuum blood sampling pipe, it is connected with the gas-supply pipe to aerify gasbag upper end one side, gas-supply pipe one end extends to the inside of vacuum blood sampling pipe.

Preferably, the gas transmission pipe is provided with a gas transmission valve, and one end of the gas transmission pipe close to the inflatable air bag is provided with a second one-way valve.

Preferably, the equal fixedly connected with intake pipe in inflatable bag lower surface both ends, intake pipe and the inside intercommunication of inflatable bag, be equipped with first check valve in the intake pipe, the circulation direction of first check valve and the circulation direction of second check valve are reverse setting.

The utility model provides a vacuum test tube sampling structure possesses following beneficial effect:

(1) the utility model discloses a be equipped with and aerify mechanism and drainage tube, after the sampling, can be through pressing inflatable air bag when needs are got blood and are assayed, in gas in the inflatable air bag sent into the vacuum blood sampling pipe through the gas-supply pipe, increase the intraductal atmospheric pressure of vacuum blood sampling, make the intraductal blood of vacuum blood sampling discharge through the drainage tube, avoid the artificial sealed lid of taking a blood sample to get the blood operation, avoid cross infection, get blood easy operation, convenient to use.

(2) The utility model discloses a set up the serpentine hose, can be convenient for get the blood operation through the serpentine hose on the one hand, on the other hand enters into the intraductal blood of vacuum blood sampling along the serpentine hose following current to the vacuum blood sampling bobbin base when can making the blood sampling, has avoided striking by a wide margin of blood, can reduce blood and take place hemolytic probability to guarantee the reliability of blood chemical examination result data, convenient to use.

Drawings

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

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

fig. 3 is a schematic structural view of the inflation mechanism of the present invention.

In the figure: 1. a vacuum blood collection tube; 2. a sealing cover of the blood collection tube; 3. a connecting cap; 4. an inflatable air bag; 5. a serpentine hose; 6. a drainage tube; 7. a drainage valve; 8. guiding a needle; 9. a blood transfusion tube; 10. a blood collection needle; 11. a gas delivery pipe; 12. an air inlet pipe; 13. a first check valve; 14. a second one-way valve; 15. a gas delivery valve; 16. and sealing the rubber plug.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: the utility model provides a vacuum test tube sampling structure, includes vacuum test tube 1, the sealed lid of test tube 2, connects cap 3, blood transfusion tube 9 and

blood taking needle

10, 2 fixed mounting of the sealed lid of test tube 1, connect cap 3 and the sealed lid 2 fixed connection of test tube, 9 one end of blood transfusion tube is connected with

guide pin

8, 8 one end of guide pin run-through connection cap 3 and extend to in the sealed lid of test tube 2,

blood taking needle

10 and 9 other end fixed connection of blood transfusion tube, be equipped with on the vacuum test tube 1 and aerify the mechanism, aerify the output and the 1 internal connection of vacuum test tube of mechanism, 1 inside snakelike hose 5 that is equipped with of vacuum test tube, 5 one end of snakelike hose extend to 1 inside bottom of vacuum test tube, and 5 other end fixed connection of snakelike hose have drainage tube 6.

Be equipped with sealed rubber buffer 16 in the sealed lid 2 of heparin tube, sealed rubber buffer 16 is located directly over vacuum blood collection tube 1 and seals the port department of vacuum blood collection tube 1, can utilize sealed rubber buffer 16 to seal the port of vacuum blood collection tube 1, guarantees sealed effectual.

6 one end of drainage tube runs through sealed rubber buffer 16 and connects cap 3 and be connected with drainage valve 7, when needs take out the blood in the vacuum test tube 1 and carry out the chemical examination, can be through opening drainage valve 7, make blood flow out through drainage tube 6, be convenient for get blood.

Aerify the mechanism including aerifing gasbag 4, it is the annular setting to aerify gasbag 4, and

aerify gasbag

4 and 1 outside fixed connection of vacuum test tube, it is connected with gas-supply pipe 11 to aerify 4 upper end one sides of gasbag, 11 one ends of gas-supply pipe extend to vacuum test tube 1 inside, can be through pressing to aerify gasbag 4, will aerify in the gas in the gasbag 4 sends into vacuum test tube 1 through gas-supply pipe 11, increases the atmospheric pressure in the vacuum test tube 1, is convenient for get blood work.

Install gas delivery valve 15 on the gas-supply pipe 11, and the one end that the gas-supply pipe 11 is close to inflatable air bag 4 is equipped with second check valve 14, can be through opening gas delivery valve 15, send into vacuum blood collection tube 1 through gas-supply pipe 11 with the gas in the inflatable air bag 4 in, increase the atmospheric pressure in vacuum blood collection tube 1.

The equal fixedly connected with intake pipe 12 in 4 lower surface both ends of inflatable bag, intake pipe 12 and the inside intercommunication of inflatable bag 4, be equipped with first check valve 13 in the intake pipe 12, the circulation direction of first check valve 13 is reverse setting with the circulation direction of second check valve 14, and in stopping to press inflatable bag 4, inflatable bag 4 can bleed through intake pipe 12 and work messenger inflatable bag 4 inflation, is convenient for press the operation next time.

It should be noted that, a vacuum blood sampling tube sampling structure, during operation, one end of a guide pin 8 can be inserted into a sealing rubber plug 16 and extend into a vacuum blood sampling tube 1, and a blood sampling needle 10 is connected with a blood vessel of a patient, and blood is introduced into the vacuum blood sampling tube 1 by using pressure difference, because the vacuum blood sampling tube 1 is internally provided with a snake-shaped hose 5, the blood can fall on the snake-shaped hose 5 and flow along the snake-shaped hose 5 to the bottom end inside the large vacuum blood sampling tube 1, so as to avoid substantial impact of the blood and reduce the probability of hemolysis of the blood, thereby ensuring the reliability of blood test result data, after the blood collection is finished, a blood conveying tube 9 and the guide pin 8 can be removed, when the blood in the vacuum blood sampling tube 1 needs to be taken out for testing, a drainage valve 7 and a gas conveying valve 15 can be opened, an inflatable air bag 4 is pressed, gas in the inflatable air bag 4 is extruded and sent into the vacuum blood sampling tube 1 through, increase the atmospheric pressure in the vacuum test tube 1, in stopping to press air bag 4, air bag 4 can carry out the work of bleeding through intake pipe 12 and make air bag 4 inflation, be convenient for press the operation next time, operate many times repeatedly, make the atmospheric pressure increase in the vacuum test tube 1, utilize the atmospheric pressure difference, discharge the blood in the vacuum test tube 1 through snakelike hose 5 and drainage tube 6, it is convenient to get blood, avoid the people to get blood operation for opening the sealed lid 2 of test tube, avoid cross infection, it is easy to get blood, and convenient to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a vacuum test tube sampling structure, its characterized in that, includes vacuum test tube (1), test tube sealed lid (2), connects cap (3), blood transfusion pipe (9) and blood taking needle (10), test tube sealed lid (2) fixed mounting is on vacuum test tube (1), connect cap (3) and test tube sealed lid (2) fixed connection, blood transfusion pipe (9) one end is connected with guide pin (8), guide pin (8) one end runs through and connects cap (3) and extend to in test tube sealed lid (2), blood taking needle (10) and blood transfusion pipe (9) other end fixed connection, be equipped with on vacuum test tube (1) and aerify the mechanism, the output and the vacuum test tube (1) internal connection of aerifing the mechanism, vacuum test tube (1) inside is equipped with snakelike hose (5), snakelike hose (5) one end extends to the inside bottom of vacuum test tube (1), and the other end of the snake-shaped hose (5) is fixedly connected with a drainage tube (6).

2. The evacuated blood collection tube sampling structure according to claim 1, wherein: be equipped with sealed rubber buffer (16) in sealed lid (2) of heparin tube, sealed rubber buffer (16) are located vacuum blood collection tube (1) directly over and seal the port department of vacuum blood collection tube (1).

3. The evacuated blood collection tube sampling structure according to claim 1, wherein: one end of the drainage tube (6) penetrates through the sealing rubber plug (16) and the connecting cap (3) and is connected with the drainage valve (7).

4. The evacuated blood collection tube sampling structure according to claim 1, wherein: aerify mechanism including aerifing gasbag (4), it is the annular setting to aerify gasbag (4), and aerify gasbag (4) and vacuum test tube (1) outside fixed connection, it is connected with gas-supply pipe (11) to aerify gasbag (4) upper end one side, gas-supply pipe (11) one end extends to inside vacuum test tube (1).

5. The evacuated blood collection tube sampling structure according to claim 4, wherein: an air delivery valve (15) is installed on the air delivery pipe (11), and a second one-way valve (14) is arranged at one end, close to the inflatable air bag (4), of the air delivery pipe (11).

6. The evacuated blood collection tube sampling structure according to claim 5, wherein: aerify gasbag (4) lower surface both ends equal fixedly connected with intake pipe (12), intake pipe (12) and the inside intercommunication of aerifing gasbag (4), be equipped with first check valve (13) in intake pipe (12), the circulation direction of first check valve (13) and the circulation direction of second check valve (14) are reverse setting.