CN207855702U - A kind of convenient disposal vacuum heparin tube of sampling - Google Patents
A kind of convenient disposal vacuum heparin tube of sampling Download PDFInfo
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- CN207855702U CN207855702U CN201720207083.0U CN201720207083U CN207855702U CN 207855702 U CN207855702 U CN 207855702U CN 201720207083 U CN201720207083 U CN 201720207083U CN 207855702 U CN207855702 U CN 207855702U
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- tube body
- disposal vacuum
- convenient disposal
- liner unit
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Abstract
The utility model belongs to clinical treatment training equipment technical field, and in particular to a kind of convenient disposal vacuum heparin tube of sampling.Liner unit is arranged in the device of the utility model between lower tube body and upper tube body, and liner unit constitutes a cylindrical cavity with upper tube body wall and liner unit and the angular range of down tube body wall among 0 degree and 90 degree, liner unit.The device of the utility model has the features such as sampling is quick, safe, convenient for separation sampling sample.
Description
Technical field
The utility model belongs to clinical treatment training equipment technical field, and in particular to a kind of sampling is convenient disposable true
Empty heparin tube.
Background technology
Blood is made of liquid and tangible cell two large divisions, blood routine examination be blood cellular portions.Blood has
The cell of three kinds of different function --- red blood cell (is commonly called as red blood cell), leucocyte (being commonly called as white blood cell), blood platelet.Pass through observed number
Amount variation and fractions distribution, judge disease.It is one of the common auxiliary examination methods of the diagnosis state of an illness.
Traditional biochemical project is to use Virus monitory, and normal reference value is also to be determined by the measured value of serum specimen.With
It is to save the time without waiting for blood clotting that plasma specimen, which measures maximum benefit,.
Currently, having the method for some separation blood.Such as：Centrifugal process is stood, after taking blood, 1-2 hours is stood, is placed in
It is centrifuged in centrifuge, the supernatant of upper layer milk yellow is serum, but haemolysis easily occurs in this method；Separation gel can be in cell
Separation layer is formed between ingredient and serum (blood plasma), the mass exchange effectivelying prevent between haemocyte and serum (blood plasma), certain
Ensure the stability of serum (blood plasma) ingredient in time.Laboratory often with separation gel blood collection tube it is general there are two types of:Serum separation gel
Promote solidifying pipe, blood plasma separation gel anticoagulant tube.But for separation gel proportion between serum (blood plasma) between haemocyte, this is separation gel wraparound
Property and separation serum (blood plasma) physical basis.Sometimes occur separation gel interlayer after centrifugation and serum, clot detach endless whole blood
There is phenomena such as fiber protein yarn in clear.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of convenient disposal vacuum heparin tube of sampling.This
Liner unit, liner unit and upper tube body wall and liner unit and lower tube body is arranged in utility model between lower tube body and upper tube body
The angular range of wall constitutes a cylindrical cavity among 0 degree and 90 degree, liner unit.The device of the utility model has
Sampling is quick, safe, the features such as being convenient for detaching sampling sample.
The technical solution of the utility model is：A kind of convenient disposal vacuum heparin tube of sampling, including tube body unit and
Liner unit, it is characterised in that：The tube body unit is made of upper tube body, lower tube body, and the liner unit is arranged under
Between tube body and upper tube body, liner unit constitutes α angles with upper tube body wall, and liner unit constitutes β angles with down tube body wall, wherein
The angular range of α, β constitute a cylindrical cavity among 0 degree and 90 degree, the liner unit.
According to sampling convenient disposal vacuum heparin tube as described above, it is characterised in that：The cylindrical cavity
Height is 1 millimeter to 10 millimeters, a diameter of 0.5 millimeter to 2 millimeters.
According to sampling convenient disposal vacuum heparin tube as described above, it is characterised in that：Further include block unit, lid
Cap unit is arranged in the side of upper tube body, and the block unit is made of safety cap and rubber stopper, and safety cap is by plastic material
Manufacture.
According to sampling convenient disposal vacuum heparin tube as described above, it is characterised in that：In the liner unit
Portion also sets up cone cavity, and cone cavity is connected with cylindrical cavity, and the cone top part of cone cavity is towards lower tube body.
According to sampling convenient disposal vacuum heparin tube as described above, it is characterised in that：The angular range of the α
For 45 degree and 90 degree.
According to sampling convenient disposal vacuum heparin tube as described above, it is characterised in that：The angular range of the β
For 0 degree and 45 degree.
According to sampling convenient disposal vacuum heparin tube as described above, it is characterised in that：The lower tube body can be from
It is dismantled in upper tube body, liner unit is located on upper tube body after dismounting.
According to sampling convenient disposal vacuum heparin tube as described above, it is characterised in that：The lower tube body with it is upper
Tube body is integrally manufactured.
According to sampling convenient disposal vacuum heparin tube as described above, it is characterised in that：The lower tube body with it is upper
The length ratio of tube body is 2:3.
According to sampling convenient disposal vacuum heparin tube as described above, it is characterised in that：The liner unit material
Matter is plastics；The upper tube body and lower tube body is plastic material or glass material；The upper tube body and lower tube body two
Appropriate additive is added in tube body.
The utility model has the beneficial effects that：Micro-fluidic principle is applied to disposal vacuum heparin tube, realizes blood sample
After this centrifugation, serum or blood plasma can be poured out directly from heparin tube, and haemocyte will not flow out therewith.The utility model is used for
Disposable blood acquires and storage, has the characteristics that quick, safe separating blood sample.
Description of the drawings
Fig. 1 illustrates for the utility model longitudinal cross-section；
Fig. 2 is that the longitudinal cross-section of another embodiment of the utility model is illustrated；
Fig. 3 is the utility model block vertical view.
Reference numeral：Safety cap 1, rubber stopper 2, upper tube body 3, liner unit 4, cylindrical cavity 5, lower tube body 6, circular cone
Body cavity 7.
Specific implementation mode
The utility model is done below in conjunction with the accompanying drawings and is further described in detail.
As shown in Figure 1 to Figure 3, the convenient disposal vacuum heparin tube of a kind of sampling of the utility model, including block list
Member, tube body unit, liner unit composition.
The block unit of the utility model is made of safety cap 1 and rubber stopper 2, and safety cap 1 is manufactured by plastic material, such as
The materials such as PET, PC, PMMA, ABS, block unit can make heparin tube form vacuum, can prevent in this way for sealing heparin tube
The blood sample of acquisition is polluted by outside air, and prevents the blood sample of acquisition from being overflowed due to tilting.
The tube body unit of the utility model is made of upper tube body 3,6 part of lower tube body, and upper tube body 3 and lower tube body 6 can be with
It is plastic material or glass material, plastic material such as PET, PC, PMMA, ABS etc..6 two tube bodies of upper tube body 3 and lower tube body
It is interior to be added with appropriate additive, such as anti-coagulants (such as heparin, sodium citrate, potassium fluoride) and coagulant (such as fibrin ferment, silicon-carbon element
Deng) etc..As needed, lower tube body 6 can be disassembled from upper tube body 3.Liner unit 4 is located on upper tube body 3 after dismounting, under
Tube body 6 is individually present.Lower tube body 6 also can be integrally manufactured with upper tube body 3, i.e., lower tube body 6 cannot be disassembled from upper tube body 3.
As can dismounting lower tube body 6, then can obtain haemocyte after blood sample centrifugation by dismantling lower tube body 6；Lower tube body cannot such as be dismantled
6, then it cannot obtain haemocyte after blood sample centrifugation.
The length of the upper tube body 3 of the utility model depending on the sampling amount of disparity items, lower tube body 6 is according to upper tube body 3
Length depending on, the length ratio of lower tube body 6 and upper tube body 3 is preferably 2:3.
4 material of liner unit of the utility model is plastics, and liner unit 4 is arranged between lower tube body 6 and upper tube body 3,
Liner unit 4 and 3 wall structure of upper tube body are at an angle, and liner unit 4 constitutes β angles, the wherein angular range of α, β with 6 wall of lower tube body
Between 0 degree and 90 degree.The angular range of α is preferably 45 degree and 90 degree, red blood cell when α angles are blood sample centrifugations in order to prevent
There is wall built-up phenomenon, be conducive to the separation of blood sample, the angular range of β is preferably 0 degree and 45 degree, β angles be in order to facilitate from
Bubble is excluded when the heart；Constitute a cylindrical cavity 5 among liner unit 4,5 about 1-10 millimeters of height of cylindrical cavity, directly
0.5-2 millimeters of diameter.
As the further scheme of the utility model, a cone cavity 7 is arranged in 4 inside of liner unit, and cone is empty
Chamber 7 is connected with cylindrical cavity 5, and the cone top part of cone cavity 7, in this way can further anti-hemostasis towards lower tube body 6
Cell flows back after centrifuging and is mixed into serum or blood plasma.Example 1：The acquisition of blood plasma.
Operating procedure：
1, blood sample is acquired using the utility model disposal vacuum heparin tube；
2, the heparin tube equipped with blood sample centrifuge is put into centrifuge；
3, after centrifuging, heparin tube is gently picked up, upper tube body 3 is that faint yellow clear liquid is blood plasma；
4, block unit is removed, blood plasma is poured out along tube wall；
5, haemocyte can be discarded directly in heparin tube and lower tube body 6.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, all within the spirits and principles of the present invention made by all any modification, equivalent and improvement etc., should all include
Within protection scope of the present invention.
Claims (9)
1. a kind of convenient disposal vacuum heparin tube of sampling, including tube body unit and liner unit, it is characterised in that：Described
Tube body unit is made of upper tube body, lower tube body, the liner unit be arranged between lower tube body and upper tube body, liner unit with
Upper tube body wall constitutes α angles, and liner unit and down tube body wall constitute β angles, the wherein angular range of α, β between 0 degree and 90 degree,
A cylindrical cavity is constituted among the liner unit；The cylindrical cavity height is 1 millimeter to 10 millimeters, diameter
It is 0.5 millimeter to 2 millimeters.
2. the convenient disposal vacuum heparin tube of sampling according to claim 1, it is characterised in that：It further include block list
Member, block unit are arranged in the side of upper tube body, and the block unit is made of safety cap and rubber stopper, and safety cap is by plastics
Material manufactures.
3. the convenient disposal vacuum heparin tube of sampling according to claim 1, it is characterised in that：The liner unit
Inside also sets up cone cavity, and cone cavity is connected with cylindrical cavity, and the cone top part of cone cavity is towards down tube
Body.
4. the convenient disposal vacuum heparin tube of sampling according to any one of claims 1 to 3, it is characterised in that：It is described
The angular range of α be 45 degree and 90 degree.
5. the convenient disposal vacuum heparin tube of sampling according to any one of claims 1 to 3, it is characterised in that：It is described
The angular range of β be 0 degree and 45 degree.
6. the convenient disposal vacuum heparin tube of sampling according to any one of claims 1 to 3, it is characterised in that：It is described
Lower tube body can be dismantled from upper tube body, liner unit is located on upper tube body after dismounting.
7. the convenient disposal vacuum heparin tube of sampling according to any one of claims 1 to 3, it is characterised in that：It is described
Lower tube body and upper tube body it is integrally manufactured.
8. the convenient disposal vacuum heparin tube of sampling according to any one of claims 1 to 3, it is characterised in that：It is described
Lower tube body and upper tube body length ratio be 2:3.
9. the convenient disposal vacuum heparin tube of sampling according to any one of claims 1 to 3, it is characterised in that：It is described
Liner unit material be plastics；The upper tube body and lower tube body is plastic material or glass material；The upper tube body
With in two tube bodies of lower tube body be added with additive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720207083.0U CN207855702U (en) | 2017-03-06 | 2017-03-06 | A kind of convenient disposal vacuum heparin tube of sampling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720207083.0U CN207855702U (en) | 2017-03-06 | 2017-03-06 | A kind of convenient disposal vacuum heparin tube of sampling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207855702U true CN207855702U (en) | 2018-09-14 |
Family
ID=63473747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720207083.0U Active CN207855702U (en) | 2017-03-06 | 2017-03-06 | A kind of convenient disposal vacuum heparin tube of sampling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207855702U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106943149A (en) * | 2017-03-06 | 2017-07-14 | 武汉伽诺美科技有限公司 | Convenient disposable vacuum test tube takes a sample |
| CN113005177A (en) * | 2021-03-24 | 2021-06-22 | 杭州倍强医药科技有限公司 | Blood sample obtaining method, blood sample and application |
| CN114131866A (en) * | 2021-11-30 | 2022-03-04 | 威海赛威医疗科技有限公司 | Production process of vacuum sterile blood erythrocyte sedimentation tube and mold manufacturing method |
-
2017
- 2017-03-06 CN CN201720207083.0U patent/CN207855702U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106943149A (en) * | 2017-03-06 | 2017-07-14 | 武汉伽诺美科技有限公司 | Convenient disposable vacuum test tube takes a sample |
| CN113005177A (en) * | 2021-03-24 | 2021-06-22 | 杭州倍强医药科技有限公司 | Blood sample obtaining method, blood sample and application |
| CN114131866A (en) * | 2021-11-30 | 2022-03-04 | 威海赛威医疗科技有限公司 | Production process of vacuum sterile blood erythrocyte sedimentation tube and mold manufacturing method |
| CN114131866B (en) * | 2021-11-30 | 2023-01-17 | 威海赛威医疗科技有限公司 | Method for manufacturing vacuum sterile blood erythrocyte sedimentation tube mold |
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