CN215687887U - General vacuum test tube of many altitudes - Google Patents
General vacuum test tube of many altitudes Download PDFInfo
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- CN215687887U CN215687887U CN202121695892.3U CN202121695892U CN215687887U CN 215687887 U CN215687887 U CN 215687887U CN 202121695892 U CN202121695892 U CN 202121695892U CN 215687887 U CN215687887 U CN 215687887U
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Abstract
The utility model relates to a multi-altitude universal vacuum blood collection tube, which comprises: a pipe body; set up in the sealing mechanism of body, sealing mechanism includes: the rubber plug is arranged at the opening end of the pipe body, and the pipe cover is arranged on the pipe body and covers the rubber plug; and a quantitative mechanism provided in the tube body for keeping a blood collection amount of the vacuum blood collection tube constant, the quantitative mechanism including: set up in the spacing portion of body inside wall, set up in the body just can the body inside wall is followed body endwise slip's sealed piston and set up in sealed piston with the body is used for promoting the mixing subassembly of additive mixing speed. Through the arrangement, the proportion of the blood and the additive is more accurate, the confidence coefficient of a detection result is improved, and meanwhile, when the sealing piston moves, the additive can be fully mixed with the blood, so that the efficient mixing of the additive and the blood is promoted.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a multi-altitude universal vacuum blood collection tube.
Background
The vacuum blood collection tube is a common vessel for collecting blood samples to test samples in medical clinical examination, and comprises a test tube which is a medical apparatus necessary and largely used in hospitals, provides a greatly convenient and reliable blood collection mode for the blood collection of medical staff, is often used in the current blood collection, mainly comprises a vacuum tube and a rubber plug, is connected with a blood collection part of a human body through a conduit during the blood collection, and is used by the test under the action of negative pressure in the vacuum tube, blood flows into the vacuum tube body through the conduit to be tested and used, and the vacuum blood collection tube is vacuumized in the tube body when leaving a factory. The traditional vacuum blood collection tube is used for carefully identifying the altitude area suitable for the product, the blood collection tubes with different altitude heights are mixed to cause insufficient or excessive blood suction amount, and the excessive or insufficient blood collection amount can cause incorrect additive-to-blood ratio, so that wrong analysis results can be caused, and the mixing effect of the additive and the blood is not good.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a multi-altitude general vacuum blood collection tube which has the advantages of suitability for various altitude areas, more accurate blood collection amount and better additive and blood mixing effect.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
a multi-altitude universal evacuated blood collection tube, comprising:
a pipe body;
set up in the sealing mechanism of body, sealing mechanism includes: the rubber plug is arranged at the opening end of the pipe body, and the pipe cover is arranged on the pipe body and covers the rubber plug; and the number of the first and second groups,
set up in the body is used for the vacuum test tube to take a blood sample volume to keep invariable dosing mechanism, dosing mechanism includes: set up in the spacing portion of body inside wall, set up in the body just can the body inside wall is followed body endwise slip's sealed piston and set up in sealed piston with the body is used for promoting the mixing subassembly of additive mixing speed.
Realize above-mentioned technical scheme, the tube cap is used for protecting being connected between plug and the body, the one end that will tear open the blood needle passes the plug and extends to the body inner chamber, sealing piston's both sides atmospheric pressure is uneven, move and inhale the body with blood night to the sealed end of body under the inside vacuum negative pressure effect of body, the inner chamber of body below the stopper is provided with sufficient vacuum cavity surplus, make the heparin tube not receive the influence that height above sea level and external atmospheric pressure are different, sealing piston can remove to the stopper and support tight stopper all the time, thereby stably realize quantitative blood sampling, sealing piston removes the mixture that can promote additive and blood simultaneously.
As a preferable aspect of the present invention, the mixing assembly includes: the sealing piston is provided with a containing part for containing an additive, and at least one puncture needle which is arranged on the inner side wall of the pipe body and is positioned between the sealing piston and the containing part.
According to the technical scheme, the additive is placed in the containing part, when the sealing piston moves downwards, the puncture needle punctures the containing part, the additive escapes from the containing part and is mixed with the blood flowing into the tube body, and the mixing effect of the additive and the blood is improved.
As a preferable scheme of the utility model, the inner side wall of the tube body is provided with a stop block, and the stop block is positioned on one side of the sealing piston, which is far away from the rubber plug.
Realize above-mentioned technical scheme, the restriction sealed piston is movable when storing and transporting, and when sealed piston moved under the atmospheric pressure effect promote to support the dog and make it drop, guarantee sealed piston's displacement distance and avoid the felting needle to puncture holding portion before using simultaneously.
As a preferable scheme of the present invention, the rubber plug is provided with a notch, and the tube cover is provided with a through hole adapted to the notch.
By adopting the technical scheme, the blood taking needle can conveniently penetrate through the rubber plug.
In a preferred embodiment of the present invention, the receiving portion is a sealed structure, and the receiving portion is filled with an inert gas.
After the puncture needle punctures the containing part, the additive in the containing part is driven by the inert gas to be sprayed out along the movement direction of the sealing piston and is fully mixed with the blood.
As a preferable scheme of the present invention, the outer side wall of the tube body is provided with a label.
By the technical scheme, the blood sampling related information can be conveniently recorded.
In conclusion, the utility model has the following beneficial effects:
the utility model provides a multi-altitude general vacuum blood collection tube, wherein a tube cover can protect the connection between a rubber plug and a tube body, a sealing piston is arranged to be matched with a limiting part, the inner cavity of the tube body below the limiting block is provided with enough vacuum cavity allowance, so that the blood collection tube is not influenced by different high-low altitudes and external air pressure, the sealing piston can always move to the limiting block and tightly abut against the limiting block, quantitative blood collection is stably realized, the proportion of blood and an additive is more accurate, the confidence coefficient of a detection result is improved, and meanwhile, when the sealing piston moves, the additive in a containing part is driven by inert gas to be sprayed out along the movement direction of the sealing piston, and can be fully mixed with the blood, so that the efficient mixing of the additive and the blood is promoted.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is an enlarged view of the utility model at A in FIG. 1.
The corresponding part names indicated by the numbers and letters in the drawings:
1. a pipe body; 2. a limiting part; 3. a rubber plug; 4. a tube cover; 5. a recess; 6. a through hole; 7. a stop block; 8. a needle; 9. a receptacle portion; 10. a sealing piston; 11. and (4) a label.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1 to 2, a multi-altitude universal vacuum blood collection tube includes: a pipe body 1; a sealing mechanism arranged on the pipe body 1; and a quantitative mechanism provided in the tube body 1 for keeping the amount of blood collected by the vacuum blood collection tube constant.
Specifically, the sealing mechanism includes: the blood taking needle comprises a rubber plug 3 arranged at the opening end of a tube body 1 and a tube cover 4 which is arranged on the tube body 1 and is coated on the rubber plug 3, wherein the rubber plug 3 is provided with a notch 5, and the tube cover 4 is provided with a through hole 6 matched with the notch 5, so that the blood taking needle can conveniently penetrate through the rubber plug 3; the dosing mechanism comprises: set up in spacing portion 2 of 1 inside wall of body, set up in body 1 and can follow the sealed piston 10 of 1 endwise slip of body in 1 inside wall of body and set up in sealed piston 10 and the mixing subassembly that body 1 is used for promoting the additive mixing speed of body.
Wherein, the hybrid module includes: the blood-purifying device comprises a containing part 9 arranged on the sealing piston 10 for containing an additive, and at least one puncture needle 8 arranged on the inner side wall of the tube body 1 and positioned between the sealing piston 10 and the containing part 9, wherein the additive is contained in the containing part 9, the puncture needle 8 punctures the containing part 9 when the sealing piston 10 moves downwards, the additive escapes from the containing part 9 and is mixed with blood flowing into the tube body 1, and the mixing effect of the additive and the blood is increased.
Furthermore, the inner side wall of the tube body 1 is bonded with a resisting block 7, the resisting block 7 is positioned on one side of the sealing piston 10 far away from the rubber plug 3, the sealing piston 10 is limited to move during storage and transportation, and when the sealing piston 10 moves under the action of air pressure, the resisting block 7 is pushed to fall off, so that the moving distance of the sealing piston 10 is ensured, and the accommodating part 9 is prevented from being punctured by the puncture needle 8 before use.
Furthermore, the containing part 9 is a sealing structure, an inert gas is filled in the containing part 9, the air pressure of the inert gas in the containing part 9 is greater than the vacuum in the tube body 1 and is negative relative to the atmospheric pressure, after the puncture needle 8 punctures the containing part 9, the additive in the containing part 9 is driven by the inert gas to be sprayed out along the movement direction of the sealing piston 10 and is fully mixed with blood, and the outer side wall of the tube body 1 is provided with a label 11, so that the relevant information of blood sampling can be recorded conveniently.
During the use, tube cap 4 is used for protecting being connected between plug 3 and the body 1, the one end that will tear open the blood needle passes plug 3 and extends to 1 inner chamber of body, sealing piston 10's both sides atmospheric pressure is uneven, 1 inside vacuum negative pressure effect down to the sealed end of body removes and inhales body 1 with blood night, the inner chamber of body 1 below the stopper is provided with sufficient vacuum cavity surplus, make the heparin tube not receive the different influence of height and external atmospheric pressure, sealing piston 10 can remove to the stopper and support tight stopper all the time, thereby stably realize quantitative blood sampling, sealing piston 10 removes the mixture that can promote additive and blood simultaneously.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A multi-altitude universal vacuum blood collection tube is characterized by comprising:
a pipe body;
set up in the sealing mechanism of body, sealing mechanism includes: the rubber plug is arranged at the opening end of the pipe body, and the pipe cover is arranged on the pipe body and covers the rubber plug; and the number of the first and second groups,
set up in the body is used for the vacuum test tube to take a blood sample volume to keep invariable dosing mechanism, dosing mechanism includes: set up in the spacing portion of body inside wall, set up in the body just can the body inside wall is followed body endwise slip's sealed piston and set up in sealed piston with the body is used for promoting the mixing subassembly of additive mixing speed.
2. The multi-elevation universal evacuated blood collection tube of claim 1, wherein the mixing assembly comprises: the sealing piston is provided with a containing part for containing an additive, and at least one puncture needle which is arranged on the inner side wall of the pipe body and is positioned between the sealing piston and the containing part.
3. The multi-altitude universal vacuum blood collection tube according to claim 2, wherein the inner side wall of the tube body is provided with a stopper, and the stopper is located on one side of the sealing piston away from the rubber plug.
4. The multi-altitude universal vacuum blood collection tube according to claim 1, wherein the rubber plug is provided with a notch, and the tube cover is provided with a through hole matched with the notch.
5. The evacuated blood collection tube for multiple elevations general use of claim 2, wherein the holding portion is a sealing structure, and the holding portion is filled with inert gas.
6. The multipurpose vacuum blood collection tube for multiple elevations according to any one of claims 1 to 5, wherein the outer side wall of the tube body is provided with a label.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121695892.3U CN215687887U (en) | 2021-07-23 | 2021-07-23 | General vacuum test tube of many altitudes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121695892.3U CN215687887U (en) | 2021-07-23 | 2021-07-23 | General vacuum test tube of many altitudes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215687887U true CN215687887U (en) | 2022-02-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121695892.3U Active CN215687887U (en) | 2021-07-23 | 2021-07-23 | General vacuum test tube of many altitudes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215687887U (en) |
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2021
- 2021-07-23 CN CN202121695892.3U patent/CN215687887U/en active Active
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