CN203710362U - Blood bag puncture propelling device - Google Patents
Blood bag puncture propelling device Download PDFInfo
- Publication number
- CN203710362U CN203710362U CN201420066667.7U CN201420066667U CN203710362U CN 203710362 U CN203710362 U CN 203710362U CN 201420066667 U CN201420066667 U CN 201420066667U CN 203710362 U CN203710362 U CN 203710362U
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- puncture
- pigtail
- puncture needle
- fixation clamp
- needle
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Abstract
The utility model discloses a blood bag puncture propelling device. The blood bag puncture propelling device is characterized by comprising a puncture braid fixing clamp, a puncture braid pressing clamp, a puncture needle fixing clamp and a puncture needle pressing block, wherein the puncture braid fixing clamp faces the puncture braid pressing clamp, and after the puncture braid fixing clamp and the puncture braid pressing clamp are clamped, a puncture braid penetration hole is formed in a clamping part; the puncture needle fixing clamp faces the puncture needle pressing block, and after the puncture needle fixing clamp and the puncture needle pressing block are clamped, a puncture needle penetration hole is formed in a clamping part; the center of the puncture braid penetration hole and the center of the puncture needle penetration hole are positioned in a straight line; a puncture braid position detection sensor and a puncture needle position detection sensor are sequentially arranged at the ends of the puncture braid penetration hole and the puncture needle penetration hole. The blood bag puncture propelling device has the remarkable effects that a puncture needle can be automatically propelled to be inserted into a puncture braid so as to accomplish puncture motion; during puncture, an operator does not need to touch the puncture braid and the puncture needle by hand, so that a potential hazard of puncture of fingers in a manual puncture mode is eliminated, the operator is protected, the working strength is reduced, and the consistency of all puncture depths can be ensured.
Description
Technical field
This utility model relates to medical blood bag puncture and connects Technology field, specifically, is a kind of blood bag puncture propulsion plant that carries out the puncture of blood bag.
Background technology
Plasma bags is with puncture pigtail, and inactivation of virus blood bag, with puncture needle, inserts puncture pigtail by puncture needle and can connect two blood bags.In plasma bags, be connected in technique with inactivation of virus blood bag, developed country adopts conduit hot melt to connect conventionally, but the expensive cost of disposable blade of hot melt connection use is high, in real work, seldom adopts, and most blood stations all adopt artificial puncture.Artificial puncture is that operator one holds puncture pigtail, and another hands is taken puncture needle, manually punctures.Although artificial puncture technique mature and reliable, but still there is problem and the hidden danger of the following aspects:
1. wear out the hidden danger of finger
Plasma bags puncture pigtail good toughness, when just having started to puncture, pin need larger power just can penetrate, once break-through, pin can promptly advance, because puncture needle is with inclined-plane, in the process that moves ahead, can produce side force, or because puncture angle is grasped bad, appearance syringe needle thorn partially causes and pierces through plasma bags, stabs the situation of operator's finger.Although the blood plasma puncturing all will, through various detections to guarantee its safety, due to window phase, can not guarantee 100% safety.Once contain high-risk or infective virus in blood plasma, operator just has the probability of infection, thereby the risk of occupational exposure is very high, and this work danger that manually punctures is higher.
2. puncture adhesion varies with each individual
Puncture needle penetrates puncture also needs after pigtail larger trying hard to recommend to certain depth that syringe needle and puncture pigtail are closely linked, unlikely coming off in transhipment and the mobile process of blood plasma.But power and the paracentesis depth of puncture can vary with each individual, and people's paracentesis depth that strength is less is shallow, and adhesion is inadequate, likely causes syringe needle to come off, blood plasma overflows the also situation of contaminated environment of scrapping and occurs.
3. efficiency and fatigue
When puncture quantity is more, operator is easily tired, causes decrease in efficiency, and long period of operation causes wearing and tearing and damage to finger and finger skin.
Utility model content
In order to address the above problem, the utility model proposes and a kind ofly can automatically advance puncture needle, make it accurately insert in puncture pigtail and control the blood bag puncture propulsion plant of paracentesis depth.
For achieving the above object, the concrete technical scheme that this utility model adopts is as follows: a kind of blood bag puncture propulsion plant, is characterized in that: comprise puncture pigtail fixation clamp, puncture pigtail pressing clip, puncture needle fixation clamp, puncture needle compact heap; Described puncture pigtail fixation clamp and puncture pigtail pressing clip arrange in opposite directions, and after the two engaging, engaging place leaves puncture pigtail via hole, described puncture needle fixation clamp and puncture needle compact heap arrange in opposite directions, and after the two engaging, engaging place leaves puncture needle via hole, described puncture pigtail via hole center and puncture needle via hole are centered close on straight line, and this puncture pigtail via hole and puncture needle are crossed nose end and be disposed with puncture pigtail position-detection sensor and puncture needle position-detection sensor.
Adopting said structure puncture pigtail fixation clamp and puncture pigtail pressing clip to coordinate clamps puncture pigtail and keeps attitude, puncture needle fixation clamp and the cooperation of puncture needle compact heap clamp puncture needle and keep attitude, remove hand-held danger from, the risk of stopping to be stung in the finger brokenly and infecting, with other fixture, make its relative motion, complete puncture action, whether puncture pigtail position-detection sensor detects puncture pigtail at predeterminated position, has or not skew; Whether puncture needle position-detection sensor detects puncture needle at predeterminated position, has or not skew.
Further technical scheme is that described puncture pigtail fixation clamp is fixed on support, is provided with the first line slide rail on described support, and described puncture needle fixation clamp is fixed on this first line slide rail.
Adopt said structure, the first line slide rail be set be for make puncture needle can traveling priority sideslip not, by fixed-direction, thrust puncture pigtail, the shift motion of puncture needle can be set as requested, once set, the paracentesis depth that can guarantee all plasma bags is consistent.
Further technical scheme is the other installing plate that is arranged with in parallel of described support, installing plate is provided with gripper shoe towards support one side, described gripper shoe and installing plate are perpendicular, described puncture pigtail pressing clip is fixed on the free end of gripper shoe, in described gripper shoe, be also connected with a propelling screw mandrel parallel with installing plate, this propelling screw mandrel is connected with puncture propulsion electric machine by shaft coupling, described puncture propulsion electric machine is fixed on described installing plate, this advances puncture forward block of kink on screw mandrel, described puncture forward block one side is fixed on the second line slide rail on installing plate, puncture forward block opposite side is fixedly connected with described puncture needle compact heap.
Adopt said structure, advance screw mandrel under the driving of puncture propulsion electric machine, the forward block that can make to puncture moves back and forth, thereby promotes puncture needle fixation clamp, puncture needle compact heap moves to puncture pigtail pressing clip, make puncture needle penetrate puncture pigtail and reach certain depth, complete puncture action.
Further technical scheme is that one end of described installing plate is provided with holder, this holder is provided with the 3rd line slide rail, one end of described installing plate is fixed on the 3rd line slide rail, when installing plate is positioned at the 3rd line slide rail one end, puncture pigtail pressing clip engages with puncture pigtail fixation clamp, and puncture needle compact heap engages with puncture needle fixation clamp, when installing plate is positioned at the 3rd line slide rail other end, puncture pigtail pressing clip is separated with puncture pigtail fixation clamp, and puncture needle compact heap is separated with puncture needle fixation clamp.
Adopt said structure, installing plate can be moved back and forth on the 3rd line slide rail, reach opening and closing puncture pigtail fixation clamp and puncture pigtail pressing clip, the object of puncture needle fixation clamp and puncture needle compact heap.
Further technical scheme is that the side of described the second line slide rail is provided with the extreme limit of travel sensor that detects puncture forward block position.
Adopt said structure, the motion of restriction puncture forward block up and down or Derivative limit on the left or on the right position, the motion of forward block on screw mandrel that prevent from puncturing exceeds range of structures and causes parts to damage.
Further technical scheme is that described puncture pigtail position-detection sensor is Fibre Optical Sensor or photoelectric sensor, and puncture pigtail position-detection sensor is fixed on puncture pigtail pressing clip.
Adopt said structure, puncture pigtail position-detection sensor detects the central authorities whether puncture pigtail is positioned at puncture pigtail via hole after engaging with puncture pigtail fixation clamp at puncture pigtail pressing clip, has or not skew or comes off.
Further technical scheme is that described puncture needle position-detection sensor is Fibre Optical Sensor or photoelectric sensor, and puncture needle position-detection sensor is fixed on puncture pigtail pressing clip.Adopt said structure, puncture needle position-detection sensor, for detecting the central authorities whether puncture needle is positioned at puncture needle fixation clamp via hole after engaging with puncture needle fixation clamp at puncture needle compact heap, has or not skew.Guarantee that puncture needle can puncture in puncture pigtail smoothly by predeterminated position.
Remarkable result of the present utility model is: can automatically advance puncture needle; insert it in puncture pigtail and complete the action of puncturing; tactile puncture pigtail and puncture needle do not need during puncture to catch; eliminate while manually puncturing because wearing out the hidden danger of finger PI; protection operation task personnel; alleviate operator's working strength, and can guarantee that the paracentesis depth of all plasma bags is all identical.
Accompanying drawing explanation
Fig. 1 is the using state reference diagram before this utility model embodiment mono-puncture;
Fig. 2 is the using state reference diagram after this utility model embodiment mono-puncture;
Fig. 3 is the using state reference diagram before this utility model embodiment bis-punctures;
Fig. 4 is the using state reference diagram after this utility model embodiment bis-punctures.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model and operation principle are described in further detail.
As shown in Figure 1, 2, a kind of blood bag puncture propulsion plant, comprises puncture pigtail fixation clamp 13, puncture pigtail pressing clip 11, puncture needle fixation clamp 15, puncture needle compact heap 6 to embodiment mono-, described puncture pigtail fixation clamp 13 and puncture pigtail pressing clip 11 arrange in opposite directions and are positioned at same level position, after the two engaging, engaging place leaves puncture pigtail via hole, described puncture needle fixation clamp 15 and puncture needle compact heap 6 arrange in opposite directions and are positioned at same level position, after the two engaging, engaging place leaves puncture needle via hole, described puncture pigtail via hole center and puncture needle via hole are centered close on straight line, this puncture pigtail via hole and puncture needle are crossed nose end and are disposed with puncture pigtail position-detection sensor 10, the below of described puncture pigtail position-detection sensor 10 is also provided with puncture needle position-detection sensor 9.Puncture pigtail fixation clamp 13 and 11 cooperations of puncture pigtail pressing clip clamp puncture pigtail 12 and keep attitude, puncture needle fixation clamp 15 and 6 cooperations of puncture needle compact heap clamp puncture needle 14 and keep attitude, have eliminated hand-held danger and may wear out the infected risk of finger.Whether puncture pigtail position-detection sensor 10 detects puncture pigtail 12 at predeterminated position, has or not skew, has or not and comes off; Whether puncture needle position-detection sensor 9 detects puncture needle 14 at predeterminated position, has or not skew.Puncture pigtail position-detection sensor 10 and puncture needle position-detection sensor 9 signals are passed in controller, and controller is shown and reported to the police by human-computer interaction devices such as touch screen, speakers.
Puncture pigtail fixation clamp 13 is fixed on support 17, on the support 17 under described puncture pigtail fixation clamp 13, is vertically provided with the first line slide rail 16, and described puncture needle fixation clamp 15 is fixed on this first line slide rail 16.It is in order to make puncture needle 14 traveling priority up and down that the first line slide rail 16 is set, and can make puncture needle 14 pierce into puncture pigtail 12 along straight line.The shift motion of puncture needle 14 can be set as requested, once set, the paracentesis depth that can guarantee all plasma bags is consistent.Puncture needle fixation clamp 15 can slide up and down along the first line slide rail 16, but there is no power set, relies on deadweight to fall, and relies on the pushing tow of puncture forward block 5 up to move.The other installing plate 18 that is arranged with in parallel of support 17, installing plate is provided with gripper shoe towards support 17 1 sides, described gripper shoe and installing plate are perpendicular, described puncture pigtail pressing clip 11 is fixed on the free end of gripper shoe, in described gripper shoe, be also connected with a propelling screw mandrel 4 parallel with installing plate, this propelling screw mandrel 4 is connected with puncture propulsion electric machine 2 by shaft coupling 3, described puncture propulsion electric machine 2 is fixed on described installing plate 18, this advances puncture forward block 5 of kink on screw mandrel 4, described puncture forward block 5 one sides are fixed on the second line slide rail 7 on installing plate 18, puncture forward block 5 opposite sides are fixedly connected with described puncture needle compact heap 6.Advance screw mandrel 4 under the driving of puncture propulsion electric machine 2, the forward block 5 that makes to puncture moves up and down, and puncture forward block 5 pushing tow puncture needle fixation clamps 15 puncture from lower to upper puncture needle and enter puncture pigtail, thereby completes puncture action.The control signal of puncture propulsion electric machine 2 comes from controller, can also can manually start controller by procedure auto-control and control.
The below of installing plate 18 is provided with holder, this holder is provided with the 3rd line slide rail 1, described installing plate 18 bottoms are fixed on the 3rd line slide rail 1, when installing plate 18 is positioned at the 3rd line slide rail 1 one end, puncture pigtail pressing clip 11 engages with puncture pigtail fixation clamp 13, and puncture needle compact heap 6 engages with puncture needle fixation clamp 15, when installing plate 18 is positioned at the 3rd line slide rail 1 other end, puncture pigtail pressing clip 11 is separated with puncture pigtail fixation clamp 13, and puncture needle compact heap 6 is separated with puncture needle fixation clamp 15.Installing plate relies on power set to drive it along the 3rd line slide rail 1, to move, and power set can be cam drive mechanisms, or cylinder or motor.The control signal of power set comes from controller, can also can manually start controller by procedure auto-control and control.
The side of the second line slide rail 7 is provided with extreme limit of travel sensor 8.The highs and lows of restriction puncture forward block 5 motions, forward block 5 mobile range of structures that exceeds on screw mandrel prevents from puncturing.In the signal input controller of extreme limit of travel sensor 8, controller is shown and is reported to the police by human-computer interaction devices such as touch screen, speakers.
Puncture pigtail position-detection sensor 10 is Fibre Optical Sensors, is fixed on puncture pigtail pressing clip 11 belows.Puncture pigtail position-detection sensor 10, for detect the central authorities whether puncture pigtail 12 is positioned at puncture pigtail via hole when puncture pigtail pressing clip 11 engages with puncture pigtail fixation clamp 13, has or not skew or comes off.
Puncture needle position-detection sensor 9 is photoelectric sensors, and puncture needle position-detection sensor 9 is fixed on puncture pigtail pressing clip 11 belows.Puncture needle position-detection sensor 9, for detect the central authorities whether puncture needle 14 is positioned at puncture needle fixation clamp via hole when puncture needle compact heap 6 engages with puncture needle fixation clamp 15, has or not skew, guarantees that puncture needle 14 can accurately puncture in puncture pigtail 12 smoothly.
As shown in Figure 3,4, the structure of embodiment bis-is substantially identical with embodiment mono-for embodiment bis-, by embodiment mono-inclination 90 degree, makes it parallel to the ground, is exactly embodiment bis-substantially.The puncture pigtail fixation clamp 13 of embodiment mono-is above puncture needle fixation clamp 15, and puncture pigtail pressing clip 11 is above puncture needle compact heap 6; And embodiment bis-punctures pigtail fixation clamps 13 in puncture needle fixation clamp 15 left sides, puncture pigtail pressing clip 11 is in puncture needle compact heap 6 left sides.Support 17 and the installing plate 18 of embodiment mono-are perpendicular to ground, and support 17 and the installing plate 18 of embodiment bis-are to be parallel to ground.Puncture needle position-detection sensor 9 is Fibre Optical Sensors.The puncture needle fixation clamp 15 of embodiment bis-is horizontal positioned, after pushing, can not rely on from flumping back initial position, so be also provided with on puncture needle fixation clamp 15, return to driving lever 19, for after completing puncture action, make under external force puncture needle fixation clamp 15 return to initial position.
Use step is: a, at the puncture pigtail fixation clamp 13 of support 17, pack puncture pigtail 12 into, be pressed into puncture needle 14 on puncture needle fixation clamp 15; B, startup power set, drive installing plate 18 to slide along the 3rd line slide rail 1, until puncture pigtail pressing clip 11 engages with puncture pigtail fixation clamp 13, puncture needle compact heap 6 engages with puncture needle fixation clamp 15; C, puncture pigtail position-detection sensor 10 and puncture needle position-detection sensor 9 detect respectively, confirm the engaging rear puncture position of pigtail, whether the position of puncture needle 14 meets the requirements: if met the requirements, carry out next step puncture; If undesirable, report to the police, start power set and move by installing plate 18, the pigtail pressing clip 11 that makes to puncture is separated with puncture pigtail fixation clamp 13, and puncture needle compact heap 6 is separated with puncture needle fixation clamp 15, out of service to carry out respective handling; D, start puncture propulsion electric machine 2, the forward block 5 that makes to puncture moves to puncture pigtail direction, reaches when setting stroke puncture success or extreme limit of travel sensor 8 and reaching limit superior, and puncture propulsion electric machine 2 quits work; E, startup power set move by installing plate 18, and the pigtail pressing clip 11 that makes to puncture is separated with puncture pigtail fixation clamp 13, and puncture needle compact heap 6 is separated with puncture needle fixation clamp 15.
Puncture completes, and now puncture needle fixation clamp 15 is positioned at the first line slide rail 16 tops, puncture pigtail fixation clamp 13 belows, and the adhesion that relies on the rear puncture needle 14 of puncture to penetrate puncture pigtail 12 maintains this state.On puncture pigtail fixation clamp 13 and puncture needle fixation clamp 15, take off respectively after puncture pigtail 12 and puncture needle 14, puncture needle fixation clamp 15 is stirred and is returned under driving lever 19 effects fall or move to initial position along the first line slide rail 16 in deadweight or external force.
Finally it should be noted that: above embodiment is only with explanation the technical solution of the utility model, be not intended to limit, although this utility model is had been described in detail with reference to above-described embodiment, those of ordinary skills are to be understood that, its technical scheme that still can record above-described embodiment is modified, or part technical characterictic is wherein equal to replacement, and these modifications or replacement do not make the essence of corresponding technical scheme depart from the spirit and scope of each embodiment technical scheme of this utility model.
Claims (7)
1. a blood bag puncture propulsion plant, is characterized in that: comprise puncture pigtail fixation clamp (13), puncture pigtail pressing clip (11), puncture needle fixation clamp (15), puncture needle compact heap (6); Described puncture pigtail fixation clamp (13) and puncture pigtail pressing clip (11) arrange in opposite directions, and after the two engaging, engaging place leaves puncture pigtail via hole, described puncture needle fixation clamp (15) and puncture needle compact heap (6) arrange in opposite directions, and after the two engaging, engaging place leaves puncture needle via hole, described puncture pigtail via hole center and puncture needle via hole are centered close on straight line, and this puncture pigtail via hole and puncture needle are crossed nose end and be disposed with puncture pigtail position-detection sensor (10) and puncture needle position-detection sensor (9).
2. blood bag puncture propulsion plant according to claim 1, it is characterized in that, described puncture pigtail fixation clamp (13) is fixed on support (17), on described support (17), be provided with the first line slide rail (16), described puncture needle fixation clamp (15) is fixed on this first line slide rail (16).
3. blood bag puncture propulsion plant according to claim 2, it is characterized in that, the other installing plate (18) that is arranged with in parallel of described support (17), installing plate (18) is provided with gripper shoe towards support (17) one sides, described gripper shoe and installing plate (18) are perpendicular, described puncture pigtail pressing clip (11) is fixed on the free end of gripper shoe, in described gripper shoe, be also connected with a propelling screw mandrel (4) parallel with installing plate (18), this propelling screw mandrel (4) is connected with puncture propulsion electric machine (2) by shaft coupling (3), described puncture propulsion electric machine (2) is fixed on described installing plate (18), this advances puncture forward block (5) of the upper kink of screw mandrel (4), described puncture forward block (5) one sides are fixed on the second line slide rail (7) on installing plate (18), puncture forward block (5) opposite side is fixedly connected with described puncture needle compact heap (6).
4. blood bag puncture propulsion plant according to claim 3, it is characterized in that, one end of described installing plate (18) is provided with holder, this holder is provided with the 3rd line slide rail (1), one end of described installing plate (18) is fixed on the 3rd line slide rail (1), when installing plate (18) is positioned at the 3rd line slide rail (1) one end, puncture pigtail pressing clip (11) engages with puncture pigtail fixation clamp (13), puncture needle compact heap (6) engages with puncture needle fixation clamp (15), when installing plate (18) is positioned at the 3rd line slide rail (1) other end, puncture pigtail pressing clip (11) is separated with puncture pigtail fixation clamp (13), puncture needle compact heap (6) is separated with puncture needle fixation clamp (15).
5. blood bag puncture propulsion plant according to claim 3, is characterized in that, the side of described the second line slide rail (7) is provided with the extreme limit of travel sensor (8) of restriction puncture forward block (5) shift position.
6. blood bag puncture propulsion plant according to claim 1, is characterized in that, described puncture pigtail position-detection sensor (10) is Fibre Optical Sensor or photoelectric sensor, and puncture pigtail position-detection sensor (10) is fixed on puncture pigtail pressing clip (11).
7. blood bag puncture propulsion plant according to claim 1, is characterized in that, described puncture needle position-detection sensor (9) is Fibre Optical Sensor or photoelectric sensor, and puncture needle position-detection sensor (9) is fixed on puncture pigtail pressing clip (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420066667.7U CN203710362U (en) | 2014-02-14 | 2014-02-14 | Blood bag puncture propelling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420066667.7U CN203710362U (en) | 2014-02-14 | 2014-02-14 | Blood bag puncture propelling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203710362U true CN203710362U (en) | 2014-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420066667.7U Expired - Fee Related CN203710362U (en) | 2014-02-14 | 2014-02-14 | Blood bag puncture propelling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203710362U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105853220A (en) * | 2016-03-31 | 2016-08-17 | 成都杰仕德科技有限公司 | Needle body pushing mechanism for medicine dispensing and using method |
| CN107456627A (en) * | 2017-08-03 | 2017-12-12 | 东莞市森斯电子机械科技有限公司 | A kind of full-automatic pricking device for realizing plastic blood bag and inactivation of virus bag safety |
| CN107617130A (en) * | 2017-09-26 | 2018-01-23 | 无锡铂肴医疗仪器有限公司 | Full-automatic blood bag sting device |
| CN109907803A (en) * | 2019-03-28 | 2019-06-21 | 合肥市第二人民医院 | Radial artery puncturing assistor |
| CN111643774A (en) * | 2020-06-20 | 2020-09-11 | 杜书华 | Nursing-used retention needle fixing device |
-
2014
- 2014-02-14 CN CN201420066667.7U patent/CN203710362U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105853220A (en) * | 2016-03-31 | 2016-08-17 | 成都杰仕德科技有限公司 | Needle body pushing mechanism for medicine dispensing and using method |
| CN105853220B (en) * | 2016-03-31 | 2018-12-11 | 成都杰仕德科技有限公司 | With medicinal needle body delivery device and application method |
| CN107456627A (en) * | 2017-08-03 | 2017-12-12 | 东莞市森斯电子机械科技有限公司 | A kind of full-automatic pricking device for realizing plastic blood bag and inactivation of virus bag safety |
| CN107456627B (en) * | 2017-08-03 | 2020-08-28 | 东莞市迈聚医疗科技有限公司 | Realize safe full-automatic piercing depth of plastics blood bag and virus inactivation bag |
| CN107617130A (en) * | 2017-09-26 | 2018-01-23 | 无锡铂肴医疗仪器有限公司 | Full-automatic blood bag sting device |
| CN109907803A (en) * | 2019-03-28 | 2019-06-21 | 合肥市第二人民医院 | Radial artery puncturing assistor |
| CN109907803B (en) * | 2019-03-28 | 2024-03-26 | 合肥市第二人民医院 | Radial artery puncture auxiliary device |
| CN111643774A (en) * | 2020-06-20 | 2020-09-11 | 杜书华 | Nursing-used retention needle fixing device |
| CN111643774B (en) * | 2020-06-20 | 2022-12-06 | 义乌市初晨企业管理咨询有限公司 | Nursing retention needle fixing 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20180214 |