CN212521779U - Blood sampling device is taken out to vein treatment - Google Patents
Blood sampling device is taken out to vein treatment Download PDFInfo
- Publication number
- CN212521779U CN212521779U CN202020632220.7U CN202020632220U CN212521779U CN 212521779 U CN212521779 U CN 212521779U CN 202020632220 U CN202020632220 U CN 202020632220U CN 212521779 U CN212521779 U CN 212521779U
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- Prior art keywords
- blood
- left end
- blood sampling
- sampling device
- handle
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- Expired - Fee Related
Links
- 238000010241 blood sampling Methods 0.000 title claims description 18
- 210000003462 vein Anatomy 0.000 title abstract description 9
- 239000012528 membrane Substances 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 3
- 238000010992 reflux Methods 0.000 claims description 2
- 238000002642 intravenous therapy Methods 0.000 claims 5
- 239000008280 blood Substances 0.000 abstract description 39
- 210000004369 blood Anatomy 0.000 abstract description 39
- 238000005070 sampling Methods 0.000 abstract description 8
- 238000012360 testing method Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 208000003322 Coinfection Diseases 0.000 abstract description 4
- 208000015181 infectious disease Diseases 0.000 abstract description 4
- 230000017531 blood circulation Effects 0.000 abstract description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 2
- 238000009534 blood test Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model belongs to the technical field of medical equipment, in particular to a blood drawing and sampling device for vein treatment, which comprises a needle cylinder, wherein the left end of the needle cylinder is communicated with a connecting end, and a one-way reverse flow valve is arranged on the connecting end; the utility model discloses, through the casing, the fungi-proofing membrane, the setting of handle and flexible pipe etc, seal the casing through the fungi-proofing membrane, effectively avoided the blood taking needle to suffer the secondary infection that the pollution brought for the patient, to one side pulling handle who keeps away from the link during use, make the blood taking needle pass the fungi-proofing membrane and take a blood sample to the patient, setting through one-way counter-current valve, when drawing blood volume greatly needs to stop, under the effect of one-way counter-current valve, can avoid cylinder internal pressure to be less than atmospheric pressure and make blood flow backward to the human body in, thereby can avoid patient discomfort and misery, and then can accomplish big blood volume drawing blood smoothly, setting through the bleeder, open the back with the seal cover and make bleeder and test tube be connected, thereby the sampling censorship of blood of being convenient for.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, concretely relates to vein treatment is with sampling device that draws blood.
Background
Blood test is an effective means commonly used for determining the etiology of a patient, blood sampling and subpackaging test tubes before blood test are performed in a segmented mode at present, blood sampling is mainly performed by using an injector to extract blood from the vein of the patient, then the test tubes are pushed to be sent for test, the blood sampling amount is large, continuous blood sampling is difficult to achieve, an operator sometimes stops during the blood sampling, the pressure in a storage syringe is lower than the atmospheric pressure, a piston for blood sampling can retreat under the action of low pressure in the syringe, the blood pumped into the storage syringe is pushed into the blood vessel of a human body, the body of the patient feels uncomfortable and even can be damaged, most of syringe needles are exposed outside, although a pillow and the injector are sterilized, packaged and transported respectively in a transportation process, the syringe needles are sharp and easily pierce a packaging bag to cause pollution, secondary infection is easily caused to the patient during the blood sampling, and therefore, the problems, the utility model provides a vein treatment is with sampling device that draws blood.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a blood sampling device for vein treatment, which is characterized by convenient use.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a vein treatment is with sampling device that draws blood, includes the cylinder, the left end intercommunication of cylinder has the link, be provided with one-way reverse flow valve on the link, the left end intercommunication of link has the connector, the other end of connector is connected with the casing through the connecting pipe, and the left end of connecting pipe is located the casing and communicates and be equipped with flexible pipe, the left end intercommunication of flexible pipe has the blood sampling syringe needle, the opening has been seted up to the left end of casing, is provided with fungi-proofing membrane in the opening.
Preferably, the needle cylinder is connected with a piston in a sliding mode, one side of the piston is fixedly connected with a movable rod, the right end of the movable rod penetrates through the needle cylinder and is located on the right side of the needle cylinder, and the right end of the movable rod is fixedly connected with a pushing handle.
Preferably, the shell is provided with an adjusting groove, the adjusting groove is communicated with the inner cavity of the shell, and an adjusting spring is fixedly connected in the adjusting groove.
Preferably, the outer surface of the extension tube is fixedly connected with a handle, the handle penetrates through the adjusting groove and is positioned on the outer side of the shell, and the left end of the adjusting spring is fixedly connected with one side of the handle.
Preferably, the needle cylinder is communicated with a branch pipe, and the other end of the branch pipe is sleeved with a sealing sleeve.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses, through the casing, the fungi-proofing membrane, the setting of handle and flexible pipe etc, seal the casing through the fungi-proofing membrane, effectively avoided the blood taking needle to suffer the secondary infection that the pollution brought for the patient, to one side pulling handle who keeps away from the link during use, make the blood taking needle pass the fungi-proofing membrane and take a blood sample to the patient, setting through one-way counter-current valve, when drawing blood volume greatly needs to stop, under the effect of one-way counter-current valve, can avoid cylinder internal pressure to be less than atmospheric pressure and make blood flow backward to the human body in, thereby can avoid patient discomfort and misery, and then can accomplish big blood volume drawing blood smoothly, setting through the bleeder, open the back with the seal cover and make bleeder and test tube be connected, thereby be convenient for the sampling censorship to blood.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a front view of the present invention;
fig. 2 is a schematic structural view of a front view section of the present invention;
FIG. 3 is an enlarged schematic structural view of the position A of the present invention;
in the figure: 1. a housing; 2. an anti-bacterial film; 3. a blood collection needle head; 4. a telescopic pipe; 5. a connector; 6. a one-way reverse flow valve; 7. a connecting end; 8. a piston; 9. a movable rod; 10. a branch pipe; 11. sealing sleeves; 12. a pushing handle; 13. a handle; 14. an adjustment groove; 15. adjusting the spring; 16. a syringe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a vein treatment is with sampling device that draws blood, includes cylinder 16, the left end intercommunication of cylinder 16 has link 7, be provided with one-way reverse flow valve 6 on the link 7, through one-way reverse flow valve 6's setting, when the volume of drawing blood need stop greatly, under one-way reverse flow valve 6's effect, can avoid cylinder 16 internal pressure to be less than atmospheric pressure and make blood backward flow to the human body in to can avoid patient discomfort and misery, and then can accomplish the large blood volume smoothly and draw blood, the left end intercommunication of link 7 has connector 5, the other end of connector 5 is connected with casing 1 through the connecting pipe, and the left end of connecting pipe is located casing 1 and the intercommunication has flexible pipe 4, the left end intercommunication of flexible pipe 4 has blood sampling syringe needle 3, the opening has been seted up to the left end of casing 1, is provided with fungi-proofing membrane 2 in the opening.
Specifically, sliding connection has piston 8 in the cylinder 16, one side fixedly connected with movable rod 9 of piston 8, the right-hand member of movable rod 9 passes cylinder 16 and is located the right side of cylinder 16, the right-hand member fixedly connected with pushing hands 12 of movable rod 9, through the setting of piston 8, movable rod 9 and pushing hands 12, can form the negative pressure under their combined action in cylinder 16, the collection of the blood of being convenient for.
Specifically, adjustment tank 14 has been seted up on casing 1, adjustment tank 14 is linked together with casing 1's inner chamber, fixedly connected with adjusting spring 15 in the adjustment tank 14, through adjusting spring 15's setting, utilizes adjusting spring 15's elasticity, can avoid the blood taking needle to pass the anti-bacterial film 2 and be located the casing 1 outside under the effect of external force, has effectively avoided the blood taking needle to suffer the secondary infection that the pollution brought for the patient.
Specifically, the outer fixed surface of flexible pipe 4 is connected with handle 13, handle 13 passes adjustment tank 14 and is located the outside of casing 1, one side fixed connection of one side of left end and handle 13 of adjusting spring 15 through the setting of handle 13, to keeping away from one side pulling handle 13 of link 7 for the blood taking needle passes fungi-proofing membrane 2 and takes a blood sample, convenient to use to the patient.
Specifically, the intercommunication has bleeder 10 on the cylinder 16, the seal cover 11 has been cup jointed to the other end of bleeder 10, through the setting of bleeder 10, opens back and make bleeder 10 and test tube be connected with seal cover 11 to be convenient for to the sampling censorship of blood.
The utility model discloses a theory of operation and use flow: the utility model discloses, during the use, take off seal cover 11 from bleeder 10, and be connected bleeder 10 with the test tube, later control handle 13, handle 13 drives the blood taking needle and passes fungi-proofing membrane 2 and be convenient for the patient to contact, later to one side pulling pushing hands 12 of keeping away from cylinder 16, pushing hands 12 drives piston 8's removal, piston 8 removes the in-process and forms the negative pressure in cylinder 16, thereby take a blood sample to the patient, blood loops through flexible pipe 4 and link 7 and gets into cylinder 16, blood in the cylinder 16 flows into in the test tube under bleeder 10's the effect, thereby accomplish blood collection, and when the big pause of drawing blood volume needs, under the effect of one-way reflux valve 6, can avoid cylinder 16 internal pressure to be less than atmospheric pressure and make blood backward flow to the human body, thereby can avoid patient and misery, high durability and convenient use.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A blood sampling device for intravenous therapy, comprising a syringe (16), characterized in that: the left end intercommunication of cylinder (16) has link (7), be provided with one-way reflux valve (6) on link (7), the left end intercommunication of link (7) has connector (5), the other end of connector (5) is connected with casing (1) through the connecting pipe, and the left end of connecting pipe is located casing (1) and communicates and has flexible pipe (4), the left end intercommunication of flexible pipe (4) has blood sampling syringe needle (3), the opening has been seted up to the left end of casing (1), is provided with fungi-proofing membrane (2) in the opening.
2. A blood sampling device for intravenous therapy as set forth in claim 1, wherein: the improved syringe is characterized in that a piston (8) is connected to the needle cylinder (16) in a sliding mode, a movable rod (9) is fixedly connected to one side of the piston (8), the right end of the movable rod (9) penetrates through the needle cylinder (16) and is located on the right side of the needle cylinder (16), and a pushing handle (12) is fixedly connected to the right end of the movable rod (9).
3. A blood sampling device for intravenous therapy as set forth in claim 1, wherein: the adjustable air conditioner is characterized in that an adjusting groove (14) is formed in the shell (1), the adjusting groove (14) is communicated with an inner cavity of the shell (1), and an adjusting spring (15) is fixedly connected in the adjusting groove (14).
4. A blood sampling device for intravenous therapy as set forth in claim 3, wherein: the outer surface of the extension tube (4) is fixedly connected with a handle (13), the handle (13) penetrates through the adjusting groove (14) and is located on the outer side of the shell (1), and the left end of the adjusting spring (15) is fixedly connected with one side of the handle (13).
5. A blood sampling device for intravenous therapy as set forth in claim 1, wherein: the needle cylinder (16) is communicated with a branch pipe (10), and the other end of the branch pipe (10) is sleeved with a sealing sleeve (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020632220.7U CN212521779U (en) | 2020-04-24 | 2020-04-24 | Blood sampling device is taken out to vein treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020632220.7U CN212521779U (en) | 2020-04-24 | 2020-04-24 | Blood sampling device is taken out to vein treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212521779U true CN212521779U (en) | 2021-02-12 |
Family
ID=74520895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020632220.7U Expired - Fee Related CN212521779U (en) | 2020-04-24 | 2020-04-24 | Blood sampling device is taken out to vein treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212521779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117281515A (en) * | 2023-11-27 | 2023-12-26 | 信宜市动物疫病预防控制中心 | Pig vaccine activity detects extraction element |
-
2020
- 2020-04-24 CN CN202020632220.7U patent/CN212521779U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117281515A (en) * | 2023-11-27 | 2023-12-26 | 信宜市动物疫病预防控制中心 | Pig vaccine activity detects extraction element |
| CN117281515B (en) * | 2023-11-27 | 2024-03-15 | 信宜市动物疫病预防控制中心 | Pig vaccine activity detects extraction element |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210212 |