CN204468100U - A kind of vein blood taking needle - Google Patents
A kind of vein blood taking needle Download PDFInfo
- Publication number
- CN204468100U CN204468100U CN201420772986.XU CN201420772986U CN204468100U CN 204468100 U CN204468100 U CN 204468100U CN 201420772986 U CN201420772986 U CN 201420772986U CN 204468100 U CN204468100 U CN 204468100U
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- CN
- China
- Prior art keywords
- hemostasis
- flexible pipe
- bandage
- syringe needle
- taking needle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of vein blood taking needle, comprise and thrust the flexible pipe that syringe needle and blood collection needles are thrust in syringe needle, blood collection needles and connection, inner side flexible pipe being positioned at blood collection needles is set with a tripping protection device, flexible pipe is positioned at the inner side of thrusting syringe needle and is set with a compression hemostasis device; Be fixed wtih a secondary fastener respectively inside upper and lower rear portion of tripping protection device, a secondary fastener to be pressed with hands and is combined by medical personnel, just the pressing of tripping protection device can be locked.Flexible pipe both can press by the tripping protection device after locking; prevent the outflow of remaining blood in flexible pipe; after blood sampling, compression hemostasis device is taken off from flexible pipe; pull up after thrusting syringe needle; compression hemostasis device is bundled in blood sampling site; by handwheel rotary screw, make hemostasis block oppress bleeding part, reach the effect of hemostasis.
Description
Technical field
This utility model relates to technical field of medical instruments, is specifically related to vein blood taking needle.
Background technology
At present, venous blood collection technology is widely used in clinical assay.Existing vein blood taking needle mostly is single use, namely discards with rear, and its safety in utilization is greatly improved.But, because medical personnel after taking a blood sample need discarded blood taking needle to lose into narrow and small wastecan, and the two ends of vein blood taking needle are in the middle of syringe needle and connect with flexible pipe 19, and shape is not fixed, the relative position of two ends syringe needle and flexible pipe 19 very easily changes, and takies larger space.Therefore slightly careless, medical personnel often stab by syringe needle cause infect.
Utility model content
This utility model provides a kind of vein blood taking needle, has automatic tripping protection function, and carries out pressing haemostatic to blood sampling point.
For achieving the above object, this utility model have employed following technical scheme:
Vein blood taking needle of the present utility model, comprise and thrust syringe needle, the flexible pipe of syringe needle and blood collection needles is thrust in blood collection needles and connection, inner side flexible pipe being positioned at blood collection needles is set with a tripping protection device, tripping protection device comprises the knife rest that afterbody bends to U-shaped, the afterbody of knife rest is with mesopore, upper slice the front end of knife rest is bowed downward to top cutter, in the middle of top cutter, downside is with semicircle cutting edge, the front end of the bottom sheet of knife rest is bent upwards into bottom knife, in the middle of bottom knife, upside is with semicircle cutting edge, on when knife rest is in free state, the semicircle cutting edge composition circular hole of bottom knife, the diameter of circular hole is greater than the diameter of flexible pipe, Hose Jacket is contained in mesopore and circular hole, both outsides tight fit that top cutter is positioned at bottom knife is cut mutually,
Flexible pipe is positioned at the inner side of thrusting syringe needle and is set with a compression hemostasis device; Described compression hemostasis device, comprises bandage, the hemostasis assembly be arranged on bandage, inflation/deflation assembly and Control Component, and bandage two openings are connected to form close ring by buckle; Hemostasis assembly comprises snap rings, hemostasis block, screw rod and handwheel, snap rings is the annulus with screwed hole be arranged on bandage, screw rod is by being arranged in snap rings with the screw thread of snap rings cooperation, and screw rod one end in bandage arranges hemostasis block, and the other end arranges handwheel; Inflation/deflation assembly comprises several air bags, inflator pump, three-way magnetic valve KM2 and power supply, air bag is arranged on inside bandage, and air bag is separately communicated with, and forms two independently air flues, inflator pump connects two air flues by three-way magnetic valve KM2, and power supply connects inflator pump; Switch electromagnetic valve KM1, pressure transducer, liquid crystal display and intervalometer that Control Component comprises CPU and is connected with CPU, the normally opened contact of switch electromagnetic valve KM1 connects the loop of power supply and inflator pump, and pressure transducer is arranged on hemostasis block; CPU receives the data of pressure transducer, and controls liquid crystal display display pressure data; CPU receives the time data of intervalometer, controls turning to and connecting of three-way magnetic valve KM2 and switch electromagnetic valve KM1.
As decision design, hemostasis block arranges annular bung flange, coordinates, place absorabable hemostatic gauze in annular bung flange with external screw thread bottom hemostasis block.
Further, described absorabable hemostatic gauze is speed and yarn hemostatic gauze.
As perfect further, coated Radix Notoginseng powder in described absorabable hemostatic gauze.
Compared with prior art, the beneficial effects of the utility model are:
1) a secondary fastener half is fixed wtih inside upper and lower rear portion of tripping protection device respectively.One secondary fastener to be pressed with hands and is combined by medical personnel, just the pressing of tripping protection device can be locked.Flexible pipe both can press by the tripping protection device after locking, prevented the outflow of remaining blood in flexible pipe from polluting, also can prevent the cutting edge being cut off protector during medical personnel's careless manipulation from injuring.
2) after blood sampling, compression hemostasis device is taken off from flexible pipe, pull up after thrusting syringe needle, compression hemostasis device is bundled in blood sampling site, by handwheel rotary screw, make hemostasis block oppress bleeding part, reach the effect of hemostasis.
3) several air bags arranged inside bandage, two air flues of formation, Control Component controls switching on and off of air pump, control the conversion of three-way magnetic valve KM2 valve, two air flues are alternately filled, exitted, with extremity position alternate massage, avoids long-time compressing to cause thrombosis.
4) hemostasis block and skin contact location arrange pressure transducer, experience pressure and show pressure by the central processing unit controls liquid crystal display of Control Component, medical personnel carry out hemostasis by compression according to the pressure of display, intuitively, conveniently, excessive the causing of pressure is avoided to weigh wounded or pressure is too small cannot stop blooding.
5) hemostasis block arranges absorabable hemostatic gauze, to wound hemostasis, improve haemostatic effect.
6) can coated Radix Notoginseng powder in hemostatic gauze, to wound hemostasis, detumescence, analgesic therapy.
7) intervalometer is set, the alt time that setting two air flues fill, exit, easy to use.
Accompanying drawing explanation
Fig. 1 is vein blood taking needle structural representation of the present utility model;
Fig. 2 is compression hemostasis device structural representation of the present utility model;
Fig. 3 is wound surface compression hemostasis device inflation/deflation assembly of the present utility model and Control Component connection diagram;
Clot sectional view till Fig. 4;
Fig. 5 is tripping protection device enlarged diagram.
In figure: 1. bandage; 2. air bag; 3. inflator pump; 4. three-way magnetic valve KM2; 5. stop blooding block; 6. snap rings; 7. screw rod; 8. hands wheel; 11. pressure transducers; 12. liquid crystal displays; 13. switch electromagnetic valve KM1; 14. central control units; 15. intervalometers; 16. bung flanges; 17. hemostatic gauzes; 18. blood collection needles; 19. flexible pipes; 20. thrust syringe needle; 21. tripping protection devices; 22. afterbodys; 23. knife rests; 24. mesopores; 25. top cutters; 26. circular holes; 27. bottom sheet; 28. bottom knife; 29. upper slice; 30. cutting edges; 31. fasteners.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model is described in further detail.
Embodiment 1
See Fig. 1-Fig. 5, vein blood taking needle of the present utility model, comprise and thrust syringe needle 20, the flexible pipe 19 of syringe needle 20 and blood collection needles is thrust in blood collection needles 18 and connection, inner side flexible pipe 19 being positioned at blood collection needles is set with a tripping protection device 21, tripping protection device 21 comprises the knife rest 23 that afterbody 22 bends to U-shaped, the afterbody 22 of knife rest 23 is with mesopore 24, knife rest 23 upper slice 29 front end be bowed downward to top cutter 25, in the middle of top cutter 25, downside is with semicircle cutting edge 30, the front end of the little bottom sheet 27 of knife rest 23 is bent upwards into bottom knife 28, in the middle of bottom knife 28, upside is with semicircle cutting edge 30, on when knife rest 23 is in free state, the semicircle cutting edge 30 of bottom knife 28 forms circular hole 26, the diameter of circular hole 26 is greater than the diameter of flexible pipe 19, flexible pipe 19 is sleeved in mesopore 24 and circular hole 26, both outsides tight fit that top cutter 25 is positioned at bottom knife 28 is cut mutually,
Flexible pipe 19 is positioned at the inner side of thrusting syringe needle 20 and is set with a compression hemostasis device; Described compression hemostasis device comprises bandage 1, the hemostasis assembly be arranged on bandage 1, inflation/deflation assembly and Control Component, bandage 1 two openings are connected to form close ring by buckle; Hemostasis assembly comprises snap rings 6, hemostasis block 5, screw rod 7 and handwheel 8, snap rings 6 is for being arranged on the annulus with screwed hole on bandage 1, screw rod 7 is by being arranged in snap rings 6 with the screw thread of snap rings 6 cooperation, and screw rod 7 one end in bandage 1 arranges hemostasis block 5, and the other end arranges handwheel 8; Inflation/deflation assembly comprises several air bags 2, inflator pump 3, three-way magnetic valve KM2 and power supply, air bag 2 is arranged on inside bandage 1, and air bag 2 is separately communicated with, and forms two independently air flues, inflator pump 3 connects two air flues by three-way magnetic valve KM24, and power supply connects inflator pump 3; Switch electromagnetic valve KM113, pressure transducer 11, liquid crystal display 12 and intervalometer 15 that Control Component comprises CPU 14 and is connected with CPU 14, the normally opened contact of switch electromagnetic valve KM113 connects the loop of power supply and inflator pump 3, and pressure transducer 11 is arranged on hemostasis block 5; CPU 14 receives the data of pressure transducer 11, and controls liquid crystal display 12 and show pressure data; CPU 14 receives the time data of intervalometer 15, controls turning to and connecting of three-way magnetic valve KM24 and switch electromagnetic valve KM113.
Hemostasis block 5 arranges annular bung flange 16, coordinates, place absorabable hemostatic gauze 17, be preferably speed and yarn hemostatic gauze in annular bung flange 16 with external screw thread bottom hemostasis block 5.
Coated Radix Notoginseng powder in described hemostatic gauze 17.
Bandage 1 is bundled in thigh or other hemorrhage, surgical wound surface positions, by handwheel 8 rotary screw 7, makes hemostasis block 5 oppress bleeding part, reaches the effect of hemostasis.
Several air bags 2 arranged inside bandage 1, the air bag 2 of being separated by is communicated with, two air flues formed, Control Component controls switching on and off of inflator pump 3, Control Component controls the conversion of three-way magnetic valve KM24 valve, two air flues are alternately filled, exitted, with extremity position alternate massage, avoids long-time compressing to cause thrombosis.
Hemostasis block 5 arranges pressure transducer 11 with skin contact location, experience pressure and control liquid crystal display 12 by the CPU 14 of Control Component and show pressure, medical personnel carry out hemostasis by compression according to the pressure of display, intuitively, conveniently, excessive the causing of pressure is avoided to weigh wounded or pressure is too small cannot stop blooding.
Hemostasis block 5 arranges absorabable hemostatic gauze 17, to wound hemostasis, improves haemostatic effect.
Can coated Radix Notoginseng powder in hemostatic gauze 17, to wound hemostasis, detumescence, analgesic therapy.
Intervalometer 13 is set, the alt time that setting two air flues fill, exit, easy to use.
After blood sampling, compression hemostasis device is taken off from flexible pipe 19, pull up after thrusting syringe needle 20, compression hemostasis device is bundled in blood sampling site, by handwheel rotary screw, make hemostasis block oppress bleeding part, reach the effect of hemostasis.
Wound surface compression hemostasis device of the present utility model, to wound site hemostasis by compression, automatically, regularly massages wound surrounding limbs, improves and causes bundling position thrombosis, numb phenomenon because service time is long; Show compressive pressure simultaneously, improve existing compression hemostasis device, medical worker cannot grasp the phenomenon of compressing dynamics, easy to use; A secondary fastener 31 is fixed wtih respectively partly inside upper, little bottom sheet 27 rear portion of tripping protection device 21.One secondary fastener 31 to be pressed with hands and is combined by medical personnel, just tripping protection device 21 pressing can be locked.Flexible pipe 19 both can press by the tripping protection device 21 after locking, prevented the outflow of remaining blood in flexible pipe 19 from polluting, also can prevent the cutting edge 30 being cut off protector 21 during medical personnel's careless manipulation from injuring.
Claims (5)
1. a vein blood taking needle, it is characterized in that: comprise and thrust syringe needle, the flexible pipe of syringe needle and blood collection needles is thrust in blood collection needles and connection, inner side flexible pipe being positioned at blood collection needles is set with a tripping protection device, tripping protection device comprises the knife rest that afterbody bends to U-shaped, the afterbody of knife rest is with mesopore, upper slice the front end of knife rest is bowed downward to top cutter, in the middle of top cutter, downside is with semicircle cutting edge, the front end of the bottom sheet of knife rest is bent upwards into bottom knife, in the middle of bottom knife, upside is with semicircle cutting edge, on when knife rest is in free state, the semicircle cutting edge composition circular hole of bottom knife, the diameter of circular hole is greater than the diameter of flexible pipe, Hose Jacket is contained in mesopore and circular hole, both outsides tight fit that top cutter is positioned at bottom knife is cut mutually,
Flexible pipe is positioned at the inner side of thrusting syringe needle and is set with a compression hemostasis device; Described compression hemostasis device, comprises bandage, the hemostasis assembly be arranged on bandage, inflation/deflation assembly and Control Component, and bandage two openings are connected to form close ring by buckle; Hemostasis assembly comprises snap rings, hemostasis block, screw rod and handwheel, snap rings is the annulus with screwed hole be arranged on bandage, screw rod is by being arranged in snap rings with the screw thread of snap rings cooperation, and screw rod one end in bandage arranges hemostasis block, and the other end arranges handwheel; Inflation/deflation assembly comprises several air bags, inflator pump, three-way magnetic valve KM2 and power supply, air bag is arranged on inside bandage, and air bag is separately communicated with, and forms two independently air flues, inflator pump connects two air flues by three-way magnetic valve KM2, and power supply connects inflator pump; Switch electromagnetic valve KM1, pressure transducer, liquid crystal display and intervalometer that Control Component comprises CPU and is connected with CPU, the normally opened contact of switch electromagnetic valve KM1 connects the loop of power supply and inflator pump, and pressure transducer is arranged on hemostasis block; CPU receives the data of pressure transducer, and controls liquid crystal display display pressure data; CPU receives the time data of intervalometer, controls turning to and connecting of three-way magnetic valve KM2 and switch electromagnetic valve KM1.
2. vein blood taking needle according to claim 1, is characterized in that: hemostasis block arranges annular bung flange, coordinates, place absorabable hemostatic gauze in annular bung flange with external screw thread bottom hemostasis block.
3. vein blood taking needle according to claim 2, is characterized in that: described absorabable hemostatic gauze is speed and yarn hemostatic gauze.
4. vein blood taking needle according to claim 2, is characterized in that: coated Radix Notoginseng powder in described absorabable hemostatic gauze.
5. vein blood taking needle according to claim 3, is characterized in that: coated Radix Notoginseng powder in described speed and yarn hemostatic gauze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420772986.XU CN204468100U (en) | 2014-12-09 | 2014-12-09 | A kind of vein blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420772986.XU CN204468100U (en) | 2014-12-09 | 2014-12-09 | A kind of vein blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204468100U true CN204468100U (en) | 2015-07-15 |
Family
ID=53623842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420772986.XU Expired - Fee Related CN204468100U (en) | 2014-12-09 | 2014-12-09 | A kind of vein blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204468100U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106108971A (en) * | 2016-09-21 | 2016-11-16 | 南昌大学第二附属医院 | Multi-functional tourniquet and chair |
| CN106963398A (en) * | 2017-04-19 | 2017-07-21 | 江苏大学附属医院 | A kind of intelligent vacuum blood collection assembly |
| CN108451574A (en) * | 2018-07-04 | 2018-08-28 | 南通市中医院 | A kind of infusion intravenous pressing device |
-
2014
- 2014-12-09 CN CN201420772986.XU patent/CN204468100U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106108971A (en) * | 2016-09-21 | 2016-11-16 | 南昌大学第二附属医院 | Multi-functional tourniquet and chair |
| CN106108971B (en) * | 2016-09-21 | 2018-07-13 | 南昌大学第二附属医院 | Multi-functional torniquet and chair |
| CN106963398A (en) * | 2017-04-19 | 2017-07-21 | 江苏大学附属医院 | A kind of intelligent vacuum blood collection assembly |
| CN106963398B (en) * | 2017-04-19 | 2023-05-23 | 江苏大学附属医院 | Intelligent vacuum blood sampling assembly |
| CN108451574A (en) * | 2018-07-04 | 2018-08-28 | 南通市中医院 | A kind of infusion intravenous pressing device |
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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: 20150715 Termination date: 20151209 |
|
| EXPY | Termination of patent right or utility model |