CN211674270U - Vacuum test tube sampling structure - Google Patents
Vacuum test tube sampling structure Download PDFInfo
- Publication number
- CN211674270U CN211674270U CN201922295054.6U CN201922295054U CN211674270U CN 211674270 U CN211674270 U CN 211674270U CN 201922295054 U CN201922295054 U CN 201922295054U CN 211674270 U CN211674270 U CN 211674270U
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- CN
- China
- Prior art keywords
- sampling
- pipeline
- tube
- blood collection
- inflation
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000005070 sampling Methods 0.000 title claims abstract description 56
- 239000008280 blood Substances 0.000 claims description 24
- 210000004369 blood Anatomy 0.000 claims description 24
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 7
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 claims description 4
- 229960002897 heparin Drugs 0.000 claims description 4
- 229920000669 heparin Polymers 0.000 claims description 4
- 238000010241 blood sampling Methods 0.000 abstract description 25
- 238000001514 detection method Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 206010011409 Cross infection Diseases 0.000 description 2
- 206010029803 Nosocomial infection Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Abstract
The utility model relates to a vacuum blood sampling tube sampling structure, which comprises a seat body, a sampling needle arranged on the seat body and used for puncturing a blood sampling tube, an inflation pipeline arranged on the seat body and communicated with the sampling needle, a sampling pipeline communicated with the inflation pipeline and an air hole used for inflating the inflation pipeline and the sampling pipeline, wherein an inflation rubber valve is arranged between the air hole and the inflation pipeline, and a sampling rubber valve is arranged between the air hole and the sampling pipeline; the utility model discloses an aerify in the blood sampling pipe and produce the pressure differential, utilize in the blood sampling pipe is backward extruded to the blood sampling pipe of pressure differential in with the blood sampling pipe, realize automatic operation of taking a sample in the vacuum blood sampling pipe.
Description
Technical Field
The utility model relates to a vacuum test tube sampling structure.
Background
The vacuum blood collection tube is very common in modern medical treatment, is usually used for collecting human blood, then carries out a series of chemical examination detections, in the actual detection process, needs to take the blood sample in the blood collection tube many times, adopts the mode of manual blood collection at present, and this has just increased cross infection's risk.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a vacuum blood sampling tube sampling structure is provided, it can realize discharging blood from vacuum blood sampling tube.
The utility model adopts the technical proposal that: a vacuum blood collection tube sampling structure comprises a base body, a sampling needle arranged on the base body and used for puncturing a blood collection tube, an inflation pipeline arranged on the base body and communicated with the sampling needle, a sampling pipeline communicated with the inflation pipeline, and an air hole used for inflating the inflation pipeline and the sampling pipeline, wherein an inflation rubber valve is arranged between the air hole and the inflation pipeline, and a sampling rubber valve is arranged between the air hole and the sampling pipeline.
Furthermore, one end of the sampling pipeline is provided with a sampling port.
Further, the gas charging pipeline is communicated with the sampling pipeline through a gas supply pipeline, and the gas hole is communicated with the gas supply pipeline.
Further, the sampling pipeline comprises a tail end pipeline and a middle pipeline, and the sampling rubber valve is arranged on the pipeline between the air hole and the middle pipeline.
Further, the middle pipeline is in a continuous S shape.
Further, the up end of pedestal is provided with the blind hole that is used for placing the heparin tube, the sample needle sets up the bottom at the blind hole.
Further, a rubber air inlet is arranged on the air hole.
The utility model discloses an actively the effect does: the utility model discloses an inflation line that will have the valve, sample pipeline and sampling needle intercommunication, and set up and aerify the hole and aerify for the blood sampling is intraductal, at first close the sample rubber valve of sample pipeline, open and aerify the rubber valve and aerify to the blood sampling intraductally through the gas vent, make the intraductal pressure increase of blood sampling, it stops to aerify after aerifing a period, then open sample rubber valve and aerify the rubber valve simultaneously, blood refluence back to inflation line and sample pipeline in the blood sampling pipe under the pressure effect, then close and aerify the rubber valve and open sample rubber valve, aerify through the gas pocket once more, blood just can be blown off through the sample connection along the sample pipeline. The blood sampling device has the advantages that the pressure difference is generated by inflating the blood sampling tube, the blood in the blood sampling tube is reversely extruded out of the blood sampling tube by the pressure difference, the operation of sampling from the vacuum blood sampling tube is realized, the automatic blood sampling is realized through equipment, the manual operation is reduced, and the cross infection is effectively prevented.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the sampling pipeline structure of the present invention;
fig. 3 is a schematic view of the blind hole structure of the present invention.
Detailed Description
As shown in fig. 1-3, the utility model discloses a pedestal 1, be located 1 top of pedestal and be used for placing the blind hole 10 of vacuum test tube, be provided with sampling needle 9 in blind hole 10, the test tube is invertd and is inserted in blind hole 10, and sampling needle 9 punctures the test tube and enters into its inside.
Be provided with the gas tube way 8 that communicates with sampling needle 9 and the sample pipeline that communicates with gas tube way 8 through air supply line 11 on pedestal 1, the intercommunication has gas pocket 3 on air supply line 11, and gas pocket 3 links to get into gas in the pipeline with the air pump, and the air pump should guarantee that gas pocket 3 department has certain pressure all the time, flows into in the air pump when preventing the blood refluence. The two ends of the air supply pipeline 11 are respectively communicated with the air charging pipeline 8 and the sampling pipeline, an air charging rubber valve 5 is arranged on the pipeline of the air hole 3 communicated with the air charging pipeline 8, and a sampling rubber valve 4 is arranged on the pipeline of the air hole 3 communicated with the sampling pipeline.
In order to improve the tightness of the air hole 3, a rubber air inlet is arranged on the air hole 3, and the tightness is better when the air hole is connected with an air pump.
The sampling pipeline comprises a continuous S-shaped middle pipeline 6 and a tail end pipeline 7, one end of the tail end pipeline 7 is communicated with the middle pipeline 6, the middle pipeline 6 is connected with the air supply pipeline 11, and a sampling port 2 is arranged at the other end of the tail end pipeline 7.
The utility model discloses when using, at first invert the heparin tube and insert in blind hole 10, it is intraductal that sampling needle 9 pierces the heparin tube. And opening the air inflation rubber valve 5, closing the sampling rubber valve 4, inflating the air hole 3 by using the air pump, communicating the air hole 3, the air supply pipeline 11 and the inflation pipeline 8 at the moment, and inflating the blood sampling tube through the sampling needle 9, so that the pressure intensity in the blood sampling tube 9 is greater than the external air pressure to form a pressure intensity difference. And then stopping inflating, opening the sampling rubber valve 4, forming a passage by the air supply pipeline 11, the inflation pipeline 8 and the sampling pipeline at the moment, communicating the inside of the blood sampling pipe with the external atmosphere, and allowing the blood in the blood sampling pipe to flow into the inflation pipeline 8, the air supply pipeline 11 and the sampling pipeline through the sampling needle 9 under the action of pressure. Be provided with the liquid level detection mouth at the lower extreme of middle part pipeline 6, it has the sensor to correspond at the liquid level detection mouth, when blood reachd the liquid level detection mouth, close inflatable rubber valve 5 to open sample rubber valve 4, open the air pump once more and aerify in to gas pocket 3, gas pocket 3 this moment, air supply line 11 and sample pipeline form the route, and the blood in air supply line 11 and the sample pipeline just can be followed sample mouth 2 discharges, accomplishes the sample work of vacuum test tube.
The utility model discloses utilize the pressure differential with blood from the intraductal discharge of blood sampling, fill the pressure in the blood sampling pipe through control, alright sample volume is prepared in the control of certain limit, realizes automatic blood of getting.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (7)
1. The utility model provides a vacuum test tube sampling structure, its characterized in that it includes pedestal (1), set up sampling needle (9) that are used for puncturing the heparin tube on pedestal (1), set up inflation tube way (8) with sampling needle (9) intercommunication on pedestal (1), with the sample pipeline of inflation tube way (8) intercommunication and be used for giving inflation tube way (8) and sample pipeline gas pocket (3) of aerifing, be provided with between gas pocket (3) and inflation tube way (8) and aerify rubber valve (5), be provided with sample rubber valve (4) between gas pocket (3) and sample pipeline.
2. The evacuated blood collection tube sampling structure according to claim 1, wherein a sampling port (2) is provided at one end of the sampling tube.
3. The evacuated blood collection tube sampling structure according to claim 1, wherein the gas filling line (8) and the sampling line are communicated through a gas supply line (11), and the gas hole (3) is communicated with the gas supply line (11).
4. The vacuum blood collection tube sampling structure according to claim 1, wherein the sampling pipeline comprises an end pipeline (7) and a middle pipeline (6), and the sampling rubber valve (4) is arranged on the pipeline between the air hole (3) and the middle pipeline (6).
5. The evacuated blood collection tube sampling structure according to claim 4, wherein the central tube (6) has a continuous S-shape.
6. The vacuum blood collection tube sampling structure according to claim 1, wherein a blind hole (10) for placing a blood collection tube is arranged on the upper end face of the seat body (1), and the sampling needle (9) is arranged at the bottom of the blind hole (10).
7. The evacuated blood collection tube sampling structure according to claim 1, wherein a rubber air inlet is provided on the air hole (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922295054.6U CN211674270U (en) | 2019-12-19 | 2019-12-19 | Vacuum test tube sampling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922295054.6U CN211674270U (en) | 2019-12-19 | 2019-12-19 | Vacuum test tube sampling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211674270U true CN211674270U (en) | 2020-10-16 |
Family
ID=72792682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922295054.6U Active CN211674270U (en) | 2019-12-19 | 2019-12-19 | Vacuum test tube sampling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211674270U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021121156A1 (en) * | 2019-12-19 | 2021-06-24 | 石家庄禾柏生物技术股份有限公司 | Sampling structure of vacuum blood collection tube |
-
2019
- 2019-12-19 CN CN201922295054.6U patent/CN211674270U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021121156A1 (en) * | 2019-12-19 | 2021-06-24 | 石家庄禾柏生物技术股份有限公司 | Sampling structure of vacuum blood collection tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hebai Jiangsu Biotechnology Co.,Ltd. Assignor: SHIJIAZHUANG HIPRO BIOTECHNOLOGY Co.,Ltd. Contract record no.: X2024980002761 Denomination of utility model: A vacuum blood collection and sampling structure Granted publication date: 20201016 License type: Common License Record date: 20240312 |
|
| EE01 | Entry into force of recordation of patent licensing contract |