CN204169855U - A kind of Novel pen type blood taking needle - Google Patents
A kind of Novel pen type blood taking needle Download PDFInfo
- Publication number
- CN204169855U CN204169855U CN201420605868.XU CN201420605868U CN204169855U CN 204169855 U CN204169855 U CN 204169855U CN 201420605868 U CN201420605868 U CN 201420605868U CN 204169855 U CN204169855 U CN 204169855U
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- pipe box
- needle
- slide block
- syringe needle
- catheter
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Abstract
This utility model provides a kind of Novel pen type blood taking needle, be mainly used in the blood station of the medical institutions such as hospital, this utility model is provided with catheter in the inside of main body pipe box, one end of catheter is connected with the syringe needle of end strips slide block, slide block gives prominence to the surface at pipe box, use slide block can promote syringe needle to move, the surface of pipe box is provided with scale and switch, depth of needle can be grasped by scale, the mouth of pipe adapted with needle diameter is provided with in the front end of pipe box, the end of pipe box is connected with small negative pressure apparatus, negative pressure device one end is connected with catheter, be connected with liquid containing bottle by connection tube, the bottle mouth position of liquid containing bottle is provided with the sealing-plug being with unidirectional hole, the blood backflow extracted can be prevented, this utility model structure is simple, easy to use, can not only control depth of needle, and can also prevent in the pollution of drawing blood and to blood sample in transfer process, realize extracting storage integrated, the accuracy of assay can be ensured, reduce the labor intensity of medical worker.
Description
Technical field
This utility model relates to technical field of medical instruments, particularly relates to a kind of Novel pen type blood taking needle.
Background technology
At present, inspection blood taking needle used clinically is all common disposable syringe, there is following shortcoming: one is that needle point is exposed, and antibacterial can be coated on needle point, and during use, antibacterial can pollute blood to be tested with ordinary syringe blood sampling; Two pintle upwards pulls when being blood samplings, owing to there being larger space between pintle with needle tubing, various pollutant easily fall into needle tubing contaminated blood specimen; Three is that after extracting blood with blood taking needle, need by the blood transfer exhausted in vitro chemically examining, blood is exposed in air in the process of transfer again, easily polluted, thus the accuracy of impact inspection structure, and then affect the diagnosis of doctor, too increase the labor intensity of medical worker.
Utility model content
This utility model provides a kind of Novel pen type blood taking needle, be mainly used in the blood station of the medical institutions such as hospital, this utility model is provided with catheter in the inside of main body pipe box, one end of catheter is connected with the syringe needle of end strips slide block, slide block gives prominence to the surface at pipe box, use slide block can promote syringe needle to move, the surface of pipe box is provided with scale and switch, depth of needle can be grasped by scale, the mouth of pipe adapted with needle diameter is provided with in the front end of pipe box, the end of pipe box is connected with small negative pressure apparatus, negative pressure device one end is connected with catheter, be connected with liquid containing bottle by connection tube, the bottle mouth position of liquid containing bottle is provided with the sealing-plug being with unidirectional hole, the blood backflow extracted can be prevented, this utility model structure is simple, easy to use, can not only control depth of needle, and can also prevent in the pollution of drawing blood and to blood sample in transfer process, realize extracting storage integrated, the accuracy of assay can be ensured, reduce the labor intensity of medical worker.
For solving the problems of the technologies described above, the embodiment of the present application provides a kind of Novel pen type blood taking needle, comprise pipe box, catheter, slide block, syringe needle, scale, the mouth of pipe, switch, negative pressure device, sealing-plug, unidirectional hole, the major part such as connection tube and liquid containing bottle is formed, it is characterized in that, the inside of pipe box is provided with catheter, one end of catheter is connected with syringe needle, the end of syringe needle is provided with a slide block, slide block gives prominence to the surface at pipe box, the surface of pipe box is provided with scale and switch, front end is provided with the mouth of pipe, diameter and the needle diameter of the mouth of pipe adapt, the end of pipe box is connected with small negative pressure apparatus, negative pressure device one end is connected with catheter, the other end is provided with connection tube, be connected with liquid containing bottle, the bottle mouth position of liquid containing bottle is provided with sealing-plug, sealing-plug is provided with unidirectional hole.
As the preferred embodiment of this programme, described catheter two ends are stereoplasm tube, are connected respectively with syringe needle with negative pressure device, and centre is elastic hose.
As the preferred embodiment of this programme, the end of described syringe needle is provided with a slide block, and slide block gives prominence to the surface at pipe box, and syringe needle moves with slide block.
As the preferred embodiment of this programme, the surface of described pipe box is provided with scale and switch.
As the preferred embodiment of this programme, the length of described pipe box is greater than needle length, and the nozzle diameter that front end is provided with is slightly larger than needle diameter.
As the preferred embodiment of this programme, the bottle mouth position of described liquid containing bottle is provided with sealing-plug, and sealing-plug is provided with unidirectional hole, is connected with negative pressure device by connection tube.
The one or more technical schemes provided in the embodiment of the present application, at least have following technique effect or advantage:
Structure is simple, easy to use, can not only control depth of needle, and can also prevent the pollution to blood sample in blood drawing and transfer process, realizes extracting storage integrated, can ensure the accuracy of assay, reduce the labor intensity of medical worker.
Accompanying drawing explanation
In order to be illustrated more clearly in this utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation that the application implements;
In Fig. 1,1, pipe box, 2, catheter, 3, slide block, 4, syringe needle, 5, scale, 6, the mouth of pipe, 7, switch, 8, negative pressure device, 9, sealing-plug, 10, unidirectional hole, 11, connection tube, 12, liquid containing bottle.
Detailed description of the invention
This utility model provides a kind of Novel pen type blood taking needle, be mainly used in the blood station of the medical institutions such as hospital, this utility model is provided with catheter in the inside of main body pipe box, one end of catheter is connected with the syringe needle of end strips slide block, slide block gives prominence to the surface at pipe box, use slide block can promote syringe needle to move, the surface of pipe box is provided with scale and switch, depth of needle can be grasped by scale, the mouth of pipe adapted with needle diameter is provided with in the front end of pipe box, the end of pipe box is connected with small negative pressure apparatus, negative pressure device one end is connected with catheter, be connected with liquid containing bottle by connection tube, the bottle mouth position of liquid containing bottle is provided with the sealing-plug being with unidirectional hole, the blood backflow extracted can be prevented.
In order to better understand technique scheme, below in conjunction with Figure of description and concrete embodiment, technique scheme is described in detail.
As shown in Figure 1, a kind of Novel pen type blood taking needle, comprise pipe box 1, catheter 2, slide block 3, syringe needle 4, scale 5, the mouth of pipe 6, switch 7, negative pressure device 8, sealing-plug 9, unidirectional hole 10, the major parts such as connection tube 11 and liquid containing bottle 12 are formed, it is characterized in that, the inside of pipe box 1 is provided with catheter 2, one end of catheter 2 is connected with syringe needle 4, the end of syringe needle 4 is provided with a slide block 3, slide block 3 gives prominence to the surface at pipe box 1, the surface of pipe box 1 is provided with scale 5 and switch 7, front end is provided with the mouth of pipe 6, diameter and syringe needle 4 diameter of the mouth of pipe 6 adapt, the end of pipe box 1 is connected with small negative pressure apparatus 8, negative pressure device 8 one end is connected with catheter 2, the other end is provided with connection tube 11, be connected with liquid containing bottle 12, the bottle mouth position of liquid containing bottle 12 is provided with sealing-plug 9, sealing-plug 9 is provided with unidirectional hole 10.
Wherein in actual applications, described catheter 2 two ends are stereoplasm tube, are connected respectively with syringe needle 4 with negative pressure device 8, and centre is elastic hose, can moving and elongate or shorten with syringe needle 4.
Wherein in actual applications, the end of described syringe needle 4 is provided with a slide block 3, and slide block 3 gives prominence to the surface at pipe box 1, and syringe needle 4 can move with slide block 3.
Wherein in actual applications, the surface of described pipe box 1 is provided with scale 5 and switch 7, and scale 5 can observe the length that syringe needle 4 stretches out clearly, and switch 7 is arranged on thumb or forefinger place, can control the switch of negative pressure device 8 at any time, easy to use.
Wherein in actual applications, the length of described pipe box 1 is greater than syringe needle 4 length, and the mouth of pipe 6 diameter that front end is provided with is slightly larger than syringe needle 4 diameter, syringe needle 4 can be made to be retracted into completely in pipe box 1 and preserve, and also can stretch out the outer use of pipe box 1 easily.
Wherein in actual applications, the bottle mouth position of described liquid containing bottle 12 is provided with sealing-plug 9, and sealing-plug 9 is provided with unidirectional hole 10, be connected with negative pressure device 8 by connection tube 11, there is lithium battery power supply in negative pressure device 8, constant negative pressure can be produced, thus make blood drawing constant airspeed.
Driven forward slide block 3 during use, syringe needle 4 is driven to stretch out from the mouth of pipe 6, the length of extended needle 4 can be determined according to the scale 5 on pipe box 1 surface simultaneously, be convenient to help doctor to determine insertion depth, Push switch 7 after syringe needle 4 is inserted into blood sampling position, start negative pressure device 8, draw blood with constant speed, liquid of drawing blood enter in liquid containing bottle 12, after blood drawing along catheter 2 and connection tube 11, unclamp the finger pinning switch 7, close negative pressure device 8, syringe needle 4 is extracted, deposits in retraction pipe box 1, liquid containing bottle 12 is taken off, is sent to inspection.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to this utility model, although this utility model discloses as above with preferred embodiment, but and be not used to limit this utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solutions of the utility model, according to any simple modification that technical spirit of the present utility model is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (6)
1. a Novel pen type blood taking needle, comprise pipe box (1), catheter (2), slide block (3), syringe needle (4), scale (5), the mouth of pipe (6), switch (7), negative pressure device (8), sealing-plug (9), unidirectional hole (10), the major parts such as connection tube (11) and liquid containing bottle (12) are formed, it is characterized in that, the inside of pipe box (1) is provided with catheter (2), one end of catheter (2) is connected with syringe needle (4), the end of syringe needle (4) is provided with a slide block (3), slide block (3) gives prominence to the surface in pipe box (1), the surface of pipe box (1) is provided with scale (5) and switch (7), front end is provided with the mouth of pipe (6), diameter and syringe needle (4) diameter of the mouth of pipe (6) adapt, the end of pipe box (1) is connected with small negative pressure apparatus (8), negative pressure device (8) one end is connected with catheter (2), the other end is provided with connection tube (11), be connected with liquid containing bottle (12), the bottle mouth position of liquid containing bottle (12) is provided with sealing-plug (9), sealing-plug (9) is provided with unidirectional hole (10).
2. a kind of Novel pen type blood taking needle according to claim 1, is characterized in that, described catheter (2) two ends are stereoplasm tube, are connected respectively with syringe needle (4) with negative pressure device (8), and centre is elastic hose.
3. a kind of Novel pen type blood taking needle according to claim 1, it is characterized in that, the end of described syringe needle (4) is provided with a slide block (3), slide block (3) is given prominence on the surface of pipe box (1), and syringe needle (4) moves with slide block (3).
4. a kind of Novel pen type blood taking needle according to claim 1, is characterized in that, the surface of described pipe box (1) is provided with scale (5) and switch (7).
5. a kind of Novel pen type blood taking needle according to claim 1, it is characterized in that, the length of described pipe box (1) is greater than syringe needle (4) length, and the mouth of pipe (6) diameter that front end is provided with is slightly larger than syringe needle (4) diameter.
6. a kind of Novel pen type blood taking needle according to claim 1, it is characterized in that, the bottle mouth position of described liquid containing bottle (12) is provided with sealing-plug (9), sealing-plug (9) is provided with unidirectional hole (10), is connected with negative pressure device (8) by connection tube (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420605868.XU CN204169855U (en) | 2014-10-20 | 2014-10-20 | A kind of Novel pen type blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420605868.XU CN204169855U (en) | 2014-10-20 | 2014-10-20 | A kind of Novel pen type blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204169855U true CN204169855U (en) | 2015-02-25 |
Family
ID=52558703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420605868.XU Expired - Fee Related CN204169855U (en) | 2014-10-20 | 2014-10-20 | A kind of Novel pen type blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204169855U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107049339A (en) * | 2017-03-27 | 2017-08-18 | 防城港市中医医院 | A kind of accurate urine volume counter |
| CN108634967A (en) * | 2018-05-21 | 2018-10-12 | 安徽宏宇五洲医疗器械股份有限公司 | Pen type safe blood-taking needle and application method |
-
2014
- 2014-10-20 CN CN201420605868.XU patent/CN204169855U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107049339A (en) * | 2017-03-27 | 2017-08-18 | 防城港市中医医院 | A kind of accurate urine volume counter |
| CN108634967A (en) * | 2018-05-21 | 2018-10-12 | 安徽宏宇五洲医疗器械股份有限公司 | Pen type safe blood-taking needle and application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150225 Termination date: 20151020 |
|
| EXPY | Termination of patent right or utility model |