CN211856003U - Blood detection cover capable of preventing pollution - Google Patents
Blood detection cover capable of preventing pollution Download PDFInfo
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- CN211856003U CN211856003U CN202020369779.5U CN202020369779U CN211856003U CN 211856003 U CN211856003 U CN 211856003U CN 202020369779 U CN202020369779 U CN 202020369779U CN 211856003 U CN211856003 U CN 211856003U
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- cover
- syringe needle
- needle
- piston
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Abstract
The utility model relates to a blood detection cover that prevents pollution, including the cover main part of both ends open-ended tube-shape, sliding connection has the piston in the cover main part, and the one end of cover main part is equipped with the syringe needle lid that can dismantle the connection, and the syringe needle lid is lived the one end opening complete closure of cover main part, and the rigid coupling has the syringe needle on the syringe needle, and the syringe needle communicates with the space of holding liquid, and the syringe needle lid extends towards the direction of syringe needle all around has the absorption gum cover. During the sampling test, the separation that has stored blood sample is glued the test tube earlier and is invertd, insert the syringe needle and glue in the plug of test tube with the separation, the pulling piston absorbs the blood sample, adsorb the gum cover and cup joint between separation glue test tube and syringe needle lid during the sample, avoid the blood sample to spill and cause the pollution, sample syringe needle disect insertion blood sample, aerosol escape when avoiding opening the plug pollutes, extract blood sample completion back, dismantle the syringe needle on upper portion together with the syringe needle lid, upper end open-ended detection cup is formed on upper portion of cover main part, and the detection of being convenient for.
Description
Technical Field
The utility model relates to the field of medical equipment, especially, relate to a blood that prevents pollution detects upper shield.
Background
The blood examination is the most general and basic blood examination, which means "examination for determining the conditions of anemia, cholesterol, diabetes, various infections, renal function, calcium, liver function, blood diseases, body abnormalities and the like of a human body through blood analysis examination, and is one of the most common test contents in hospitals, the blood examination is specified by medical orders, and doctors use the examination results to make definite or support diagnosis, supervision or decision on treatment means and screen undetermined diseases.
In the blood test in the prior art, a blood sample is often required to be transferred from a storage test tube to a test tube or a test cup, aerosol is generated during centrifugal separation of the blood sample, and the aerosol escapes during the process of opening a test tube plug to transfer the blood sample, so that ambient air pollution is caused, and potential harm is caused to the health of a tester.
Disclosure of Invention
To the technical problem who exists among the prior art, the utility model aims at: provided is a contamination-preventing blood test cap which can prevent air from being contaminated by aerosol escaping from a blood sample separation tube.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a blood that prevents pollution detects upper shield, includes the upper shield main part of both ends open-ended tube-shape, sliding connection has the piston in the upper shield main part, the one end of upper shield main part is equipped with the syringe needle lid of dismantling the connection, syringe needle lid encloses the one end opening of upper shield main part completely, upper shield main part, piston and syringe needle lid enclose into the space of an accommodation liquid, the rigid coupling has the syringe needle on the syringe needle lid, syringe needle and the space intercommunication of accommodation liquid, syringe needle lid extends towards the direction of syringe needle all around has the absorption gum cover.
Furthermore, the piston is provided with a piston rod, one end of the piston rod is fixedly connected to the piston, and the other end of the piston rod is provided with a groove position which is sunken towards the piston direction.
Further, the piston rod is a cylindrical piston rod, and the cap body is a cylindrical cap body.
Further, the needle cover is in threaded connection with the cap body.
Further, the needle cover is clamped with the cover body in an interference fit manner.
Further, the needle head is sleeved with a needle cover.
In general, the utility model has the advantages as follows:
the utility model provides a blood that prevents pollution detects upper shield, includes the upper shield main part of both ends open-ended tube-shape, sliding connection has the piston in the upper shield main part, the one end of upper shield main part is equipped with the syringe needle lid of dismantling the connection, syringe needle lid encloses the one end opening of upper shield main part completely, upper shield main part, piston and syringe needle lid enclose into the space of an accommodation liquid, the rigid coupling has the syringe needle on the syringe needle lid, syringe needle and the space intercommunication of accommodation liquid, syringe needle lid extends towards the direction of syringe needle all around has the absorption gum cover. During the sampling test, the separation of earlier storage has the blood specimen is glued the test tube and is invertd, insert the syringe needle in the plug of separation glue test tube, the pulling piston absorbs the blood specimen, the blood specimen enters into by the cover main part, in piston and syringe needle lid enclose the space that becomes a holding liquid, it cup joints between separation glue test tube and syringe needle lid to adsorb the gum cover during the sample, avoid the blood specimen to spill and cause the pollution, the sample syringe needle disect insertion blood specimen, aerosol escape pollutes when avoiding opening the plug, extract blood specimen after accomplishing, dismantle the syringe needle on upper portion together with the syringe needle lid, upper end open-ended detection cup is formed on cover main part upper portion, the detection of being convenient for. Compared with the prior art that the rubber plug is directly opened for sampling, the pollution of aerosol to surrounding air is avoided, and the safety of detection personnel is ensured.
Drawings
Fig. 1 is a schematic view of the three-dimensional structure of the blood detection cover for preventing contamination according to the present invention.
Fig. 2 is a schematic view of the working state structure of the blood detection sleeve cover for preventing contamination.
Fig. 3 is a schematic view of the blood test cover with the needle cover removed for preventing contamination according to the present invention.
Wherein, fig. 1, fig. 2 and fig. 3 include:
1-cover main body, 2-needle cover, 21-adsorption rubber cover, 3-needle, 4-piston, 5-piston rod, 51-groove position, 6-needle cover, 7-separation rubber test tube.
Detailed Description
The present invention will be described in further detail below.
As shown in fig. 1 to 3, a blood detection cap for preventing contamination includes a cylindrical cap body 1 with openings at two ends, a piston 4 is slidably connected in the cap body 1, a needle cover 2 detachably connected is arranged at one end of the cap body 1, the needle cover 2 completely closes the opening at one end of the cap body 1, the piston 4 and the needle cover 2 enclose a space for containing liquid, and a needle 3 is fixedly connected to the needle cover 2. The needle head 3 is a vacuum blood sampling needle head. The needle 3 is communicated with the space for containing liquid, and the periphery of the needle cover 2 extends towards the direction of the needle 3 to form an adsorption needle cover 21. During the sampling test, the separation of earlier storage blood sample is glued the test tube and is invertd, insert the plug that the test tube was glued in the separation with syringe needle 3, pulling piston 4 absorbs the blood sample, the blood sample enters into by the cover main part 1, in the space of piston 4 and syringe needle lid 2 enclose into a holding liquid, adsorb syringe needle lid 21 and cup joint between separation glue test tube and syringe needle lid 2 during the sample, avoid the blood sample to spill and cause the pollution, syringe needle 3 directly inserts the blood sample during the sample, aerosol effusion pollutes when avoiding opening the plug, draw the blood sample and accomplish the back, dismantle syringe needle 3 on upper portion together with syringe needle lid 2, 1 upper end open-ended detection cup of cover main part upper portion formation, the detection of being convenient for.
As shown in fig. 2, the piston 4 is provided with a piston rod 5, one end of the piston rod 5 is fixedly connected to the piston 4, when a blood sample is extracted and detected, the piston rod 5 is pulled to drive the piston 4, and the blood sample flows into the space of the solute liquid through the needle 3. The other end of the piston rod 5 is provided with a groove 51 recessed toward the piston 4. The groove position 51 is used for connecting with a detection cup positioning device on the detection device. For positioning and fixing the test cup. The piston rod 5 is a cylindrical piston rod 5, and the cap body 1 is a cylindrical cap body 1. The cylindrical piston rod 5 is closely attached to the cylindrical cap body 1, leaving a sufficient space for the groove position 51.
As shown in fig. 3, the needle cover 2 is screwed to the cap body 1. The needle cover 2 is provided with internal threads, the sleeve cover body 1 is provided with external threads, and the internal threads and the external threads are matched and connected with the needle cover 2 and the sleeve cover body 1. Or the needle cover 2 is clamped with the cover body 1 in an interference fit way.
As shown in fig. 1, the needle 3 is fitted with a needle cover 6. Further preventing contamination of the needle 3.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (6)
1. The utility model provides a blood that prevents pollution detects upper shield which characterized in that: the syringe needle cover comprises a cylindrical cover body with openings at two ends, a piston is connected in the cover body in a sliding mode, a needle head cover detachably connected is arranged at one end of the cover body, the needle head cover completely seals the opening at one end of the cover body, a liquid containing space is enclosed by the cover body, the piston and the needle head cover, a syringe needle is fixedly connected to the needle head cover and communicated with the liquid containing space, and an adsorption rubber sleeve extends towards the direction of the syringe needle around the needle head cover.
2. A contamination prevention blood test cover according to claim 1, wherein: the piston is provided with a piston rod, one end of the piston rod is fixedly connected to the piston, and the other end of the piston rod is provided with a groove position which is sunken towards the piston direction.
3. A contamination prevention blood test cover according to claim 2, wherein: the piston rod is a cylindrical piston rod, and the sleeve cover main body is a cylindrical sleeve cover main body.
4. A contamination prevention blood test cover according to claim 1, wherein: the needle cover is in threaded connection with the cover body.
5. A contamination prevention blood test cover according to claim 1, wherein: the needle cover is clamped with the cover body in an interference fit manner.
6. A contamination prevention blood test cover according to claim 1, wherein: the needle head is sleeved with a needle cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020369779.5U CN211856003U (en) | 2020-03-20 | 2020-03-20 | Blood detection cover capable of preventing pollution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020369779.5U CN211856003U (en) | 2020-03-20 | 2020-03-20 | Blood detection cover capable of preventing pollution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211856003U true CN211856003U (en) | 2020-11-03 |
Family
ID=73134439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020369779.5U Active CN211856003U (en) | 2020-03-20 | 2020-03-20 | Blood detection cover capable of preventing pollution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211856003U (en) |
-
2020
- 2020-03-20 CN CN202020369779.5U patent/CN211856003U/en active Active
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