CN1695555A - Close type needle of retaining on artery - Google Patents
Close type needle of retaining on artery Download PDFInfo
- Publication number
- CN1695555A CN1695555A CN 200510020982 CN200510020982A CN1695555A CN 1695555 A CN1695555 A CN 1695555A CN 200510020982 CN200510020982 CN 200510020982 CN 200510020982 A CN200510020982 A CN 200510020982A CN 1695555 A CN1695555 A CN 1695555A
- Authority
- CN
- China
- Prior art keywords
- main hole
- hole tube
- pipe
- closing member
- artery
- 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.)
- Pending
Links
Images
Landscapes
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Abstract
A sealed indwelling needle for arteriopuncture and taking blood is composed of a hollow steel needle, a sleeve-tube needle, a main tube with a blocking member in its middle position, a lateral tube with a manual valve, a transparent plastic tube, a blocking tube and the heparin cap on the ends of said main tube and lateral tube. Its advantages are no blood pollution and disease infection and high sealing effect.
Description
One, technical field
The present invention relates to medical apparatus and instruments, specifically, relating to a kind ofly has the puncture and the puncture back in wound arteriotony when monitoring to gather the close type needle of retaining on artery that arterial blood is used continuously.
Two, background technology
It is one of monitoring means commonly used to major operation perioperative and the unstable patient of circulation that the monitoring of wound arteriotony is arranged continuously.Continuously monitoring system that remaining needle and the pressure transducer that is connected with remaining needle in tremulous pulse and monitor form finishes by keeping somewhere by the monitoring of wound arteriotony.Its ultimate principle is the pressure signal of blood vessel wall to be converted blood to can be monitor identification pulse signal by pressure transducer, and reaction patient's promptly and accurately arterial pressure and waveform help guiding clinical diagnosis and treatment.At present, the many disposable vein remaining needles by a kind of direct puncture type of Chang Yong needle of retaining on artery replace clinically, and this venous detaining needle mainly is equipped with the draw point nook closing member by one and constitutes with the obstruction pipe that is shorter than the trocar, lucite pipe and the semi-hermetic of draw point nook closing member.After entering tremulous pulse, needle of retaining on artery promptly can be observed blood from the terminal lucite pipe that flows into of draw point nook closing member, can under the draw point guiding, the trocar be inserted arteries smoothly as position suitable, push the tremulous pulse of trocar needle point far-end, take out the draw point nook closing member, trocar port and pressure transducer are prolonged pipe joint be connected, can the wound arteriotony be arranged continuous monitoring behind pumpback aerofluxus, the school zero.
But because arterial pressure is higher, after finishing arterypuncture and inserting the trocar, in case take out the draw point nook closing member,, when trocar port is connected with pressure transducer prolongation pipe joint, still have blood unavoidably and from the trocar, flow out though push the tremulous pulse of trocar needle point far-end.And the tremulous pulse of pushing trocar needle point far-end be connected operation that pressure transducer prolongs pipe joint often a people be difficult to independently finish, need other people to assist, operation is inconvenience very.Sometimes because to push the artery position of trocar needle point far-end inaccurate or connect pressure transducer to prolong pipe joint not smooth, effusive blood flow volume can reach 10-20ml from the trocar, this is not only unfavorable to the patient, and severe contamination environment, particularly for can be by the disease of blood propagation, as: AIDS, hepatitis B great three positive, hepatitis C, syphilis etc., the consequence that causes is even more serious; Also medical personnel's medical safety is arrived in serious threat simultaneously.
In addition, for satisfying the needs of diagnosing clinically and treating, often need to gather repeatedly arterial blood, because the three-way cock that pressure transducer prolongs on the pipe is far away apart from remaining needle, for preventing that pressure transducer from prolonging the influence of the anticoagulant in the pipe, often needing repeatedly to change another tool syringe after the pumpback with syringe can take a blood sample.This method is difficult to the influence that anticoagulant has been got rid of in assurance fully on the one hand.On the other hand, after blood sampling is finished, stop up for preventing needle of retaining on artery, method commonly used is: the syringe that reuse is equipped with anticoagulant is connected to the pressure transducer three-way cock, dashes with anticoagulant then and is full of whole prolongation pipe of pressure transducer and needle of retaining on artery.So not only increased workload, and the process of whole blood sampling is the process of an opening, not only is difficult to guarantee to be the sterile working, and relates to above-mentioned blood contamination environment and pathophorous problem equally.More serious problem is, syringe be connected with the pressure transducer three-way cock and the process of taking off in, syringe and pressure transducer three-way cock junction are often brought air easily into, if in time do not find and air discharged, air bubble will enter circulation with tremulous pulse blood, cause the thromboembolism of vitals, and then bring serious consequence.For pediatric patient, if use the anticoagulant washing time many, flushing dose may well influence blood coagulation to a certain extent.
Three, summary of the invention
At above-mentioned existing needle of retaining on artery existing defective in wound arteriotony monitoring system is arranged continuously, purpose of the present invention aims to provide the close type needle of retaining on artery of a kind of arterypuncture and puncture back blood sampling usefulness.This close type needle of retaining on artery makes the whole process of arterypuncture and the blood sampling of puncture back keep sealing, thereby not only overcome blood and escape and pollute environment and air bubble is sneaked into the serious consequence that arterial blood causes, also reduce the consumption of anticoagulant, and realize the sterile working; And it is simple in structure, easy to operate.
The objective of the invention is to realize by following technical proposals.
Close type needle of retaining on artery of the present invention is made of hollow steel needle nook closing member, the trocar that is shorter than the draw point nook closing member, trocar fixed component, nook closing member fixed component, main hole tube, lucite pipe, obstruction pipe and calparine cap etc.Draw point nook closing member tail end links by nook closing member fixed component and lucite pipe one end, and the lucite pipe other end is the obstruction duct occlusion of semi-hermetic by tail end.The trocar links by trocar fixed component and main hole tube, the draw point nook closing member passes main hole tube and inserts in the trocar, the main hole tube tail end is connected with an end of lucite pipe mutually by the nook closing member fixed component that mates mutually with it, according to the present invention, in main hole tube, be provided with a rubber-like obstructive component, the main hole tube diameter in this obstructive component the place ahead is less than the main hole tube diameter at obstructive component rear, be provided with a side opening pipe in the main hole tube side in obstructive component the place ahead, the switch of one band handle is set on the side opening pipe, and calparine cap can encapsulate with main hole tube tail end or side opening pipe tail end silk mouth coupling.
In the such scheme of the present invention, obstructive component is fixed in middle part in the main hole tube, and the main hole tube internal diameter at obstructive component diameter and its rear matches.
In the such scheme of the present invention, the opening of side opening pipe is arranged on the about 1-2 millimeter of main hole tube front end and main hole tube middle part apart between the about 1-2 millimeter of obstructive component front end.
In the such scheme of the present invention, the switch of band handle is arranged on side opening Guan Shangyue 1/2nd positions, and rotary handle can make switch be in the state of "on" and "off" easily.
In the such scheme of the present invention, the side opening pipe becomes 30-90 degree angle with the angle of main hole tube, with handled easily.
The present invention compared with prior art has following characteristics:
1, the present invention need not push the tremulous pulse of trocar needle point far-end after the operator finishes arterypuncture and inserts the trocar, takes out behind the nook closing member outside none liquid effuser of bleeding; Not only blood contamination environment and blood born diseases can be prevented, medical personnel and other staff's medical safety can also be guaranteed.
2, therefore the present invention has guaranteed can reduce the pollution to blood samples of patients in the sterile working because the whole operation process is finished under closed state.
3, the present invention can prevent to bring air bubble into the patient blood circulation, to reduce organ thromboembolism incidence rate.
4, the present invention has reduced the consumption of anticoagulant, and then reduces the influence to coagulation function.
5, the present invention is simple in structure, uses easy to operately, can independently be finished by a people.
Four, description of drawings
Fig. 1 is the whole sectional structure sketch map of existing vein (tremulous pulse) remaining needle.
Fig. 2 is the whole sectional structure sketch map of the present invention.
Fig. 3 is draw point nook closing member and a lucite pipe binding sketch map among Fig. 2.
Fig. 4 is that Fig. 2 middle sleeve pin and obstructive component the place ahead main hole tube link sketch map.
Fig. 5 is the present invention's be used to puncture sectional structure sketch map of back blood sampling.
The implication of each digital code is in the accompanying drawing: 1 is the draw point nook closing member, and 2 is the trocar, and 3 is trocar fixed component, 4 is main hole tube, and 5 is lucite pipe, and 6 for stopping up pipe, 7 is calparine cap, 8 is obstructive component, and 9 is the side opening pipe, and 10 is switch, 11 is the nook closing member fixed component, 12 is pressure transducer, and 13 for pressure transducer prolongs pipe, and 14 are the blood sampling syringe.
The present invention is described in further detail below in conjunction with accompanying drawing and with embodiment.
Among Fig. 1, used needle of retaining on artery, draw point nook closing member 1 tail end links by nook closing member fixed component 11 and lucite pipe 5 one ends that have ridge sample projection, and the lucite pipe other end is obstruction pipe 6 sealings of semi-hermetic by tail end.The trocar 2 links by trocar fixed component 3 and main hole tube 4, and the draw point nook closing member passes main hole tube and inserts in the trocar, and the main hole tube tail end is connected with an end of lucite pipe mutually by the nook closing member fixed component that mates mutually with it.
Close type needle of retaining on artery of the present invention, 2 explanations of contrast accompanying drawing, among Fig. 2, draw point nook closing member 1 tail end links by nook closing member fixed component 11 and lucite pipe 5 one ends that have ridge sample projection, and the lucite pipe other end is obstruction pipe 6 sealings of semi-hermetic by tail end.The trocar 2 links by trocar fixed component 3 and main hole tube 4, and the draw point nook closing member passes main hole tube and inserts in the trocar, and the main hole tube tail end is connected with an end of lucite pipe mutually by the nook closing member fixed component that mates mutually with it.Be provided with an elastic obstructive component 8 in main hole tube 4, obstructive component is fixed in the main hole tube middle part, and the main hole tube diameter in obstructive component the place ahead is slightly less than the main hole tube at obstructive component rear, and the main hole tube internal diameter at obstructive component diameter and its rear matches.This elasticity obstructive component is behind needle of retaining on artery puncture tremulous pulse, and after the draw point nook closing member took out, because the elastic reaction of elasticity obstructive component, so the elasticity obstructive component can seal automatically by the draw point nook closing member and penetrate the pin hole that stays, and plays the effect that prevents the blood outflow; Main hole tube 4 sides in obstructive component 8 the place aheads are provided with a side opening pipe 9, the side opening tube opening at the about 1-2 millimeter of main hole tube front end and main hole tube middle part apart from the obstructive component front end between about 1-2 millimeter, side opening pipe 9 becomes 30-90 degree angle with the angle of main hole tube 4, with handled easily.Side opening pipe 9 tail end ports were connected with the pressure transducer elongate catheter after puncture was finished, the bat-handle switch 10 that side opening Guan Shangyue 1/2nd positions are provided with is used for opening and cutting out of contralateral exposure pipe, when the handle of bat-handle switch 10 places when parallel with the side opening pipe is "open" state, when the handle of bat-handle switch 10 places when vertical with the side opening pipe is "off" state, the rotary handle position can make switch be in " opening " or "off" state very easily, and then can open or close the annexation between needle of retaining on artery and the pressure transducer as required.Side opening pipe tail end can be provided with the calparine cap 7 linking encapsulation of silk mouth by inner surface.
Draw point nook closing member 1 tail end is to link by nook closing member fixed component 11 and lucite pipe 5 one ends that have the ridge sample projection of being convenient to hold pin among Fig. 3, and the lucite pipe other end is obstruction pipe 6 sealings of semi-hermetic by tail end.
Fig. 4 middle sleeve pin 2 is to link by trocar fixed component 3 and obstructive component 8 the place ahead main hole tubes 4.
For adapting to the crowd of all ages and classes and vascular condition, the length and the interior external diameter of the trocar and draw point nook closing member are set to different size, and be identical with the similar medical apparatus and instruments universal standard of selling on the market.
Be close type needle of retaining on artery of the present invention below, be used for the embodiment of direct puncture method of tremulous pulse and the indirect puncture method of tremulous pulse and the blood sampling of puncture back.Wherein the trocar and draw point nook closing member size are with conventional No. 18 venous detaining needles.The syringe needle of the syringe 14 that is used to take a blood sample is clinical No. 7 general syringe needles.Pressure transducer 12 and the pressure transducer that is attached thereto prolong pipe 13 and are clinical model commonly used and specification.
Embodiment one:
With close type needle of retaining on artery shown in Figure 2, be example with direct puncture method, directly puncture method is meant that successively transdermal, subcutaneous tissue and arterial blood tube wall enter arterial vascular process to needle of retaining on artery.It is standby to take off side opening pipe 9 tail end calparine caps 7 before the puncture, the joint that pressure transducer 12 is prolonged pipe 13 links to each other with side opening pipe tail end, bat-handle switch 10 is placed the direction parallel with the side opening pipe, i.e. "open" state is with the prolongation pipe 13 and the needle of retaining on artery of anticoagulant filling pressure force transducer 12.Lay one's hand on then and arteriopalmus, select skin penetrating to name a person for a particular job needle of retaining on artery behind 30 degree angle inserting needles, slow transdermal successively, subcutaneous tissue and arterial blood tube wall, after draw point needle point 1 enters tremulous pulse, from lucite pipe 5, can be observed blood back, inserting needle slightly again, make also intravasation of the trocar 2, suitably set level needle of retaining on artery, the trocar is inserted the arteries intracavity along draw point nook closing member direction, take out the draw point nook closing member, can see arterial blood and pour into the prolongation pipe 13 that pressure transducer links to each other with the side opening pipe along side opening pipe 9, and with the pulse pollex, and draw point nook closing member taking-up place depletion of blood hydrorrhea goes out.Again calparine cap 7 is tightened on the main hole tube 4 tail end ports and connects encapsulation, fixing needle of retaining on artery, the pumpback aerofluxus can be monitored blood pressure after the pressure transducer school is zero.
Embodiment two:
With close type needle of retaining on artery shown in Figure 2, be example with indirect puncture method, puncture is meant needle of retaining on artery transdermal successively indirectly, after subcutaneous tissue and the arterial vascular two-layer blood vessel wall, needle of retaining on artery is return into arterial vascular process again.Preparation is with embodiment one, lay one's hand on then and arteriopalmus, select skin penetrating to name a person for a particular job needle of retaining on artery behind 30 degree angle inserting needles, transdermal successively, after subcutaneous tissue and the arterial vascular two-layer blood vessel wall, take out draw point nook closing member 1, slowly withdraw from the trocar 2 to arteries, when observing blood when side opening pipe 9 is poured into the pressure transducer that links to each other with the side opening pipe and prolonged pipe 13, stop the drill drift bobbin, suitably set level the trocar, insert the trocar along vessel directions, again calparine cap 7 is tightened on the main hole tube 4 tail end ports and connects encapsulation, fixing needle of retaining on artery, pumpback aerofluxus, can monitor blood pressure behind the pressure transducer school zero.
Embodiment three:
With puncture shown in Figure 5 back blood sampling structural representation, to gather ABS is example, prolong link to each other anticoagulant in the back pumpback pressure transducer prolongation pipe of three-way cock on the pipe 13 with conventional syringe and pressure transducer 12 before the blood sampling, make the prolongation pipe of arterial blood from side opening pipe 9 feed pressure pick offs, at least guarantee that the needle of retaining on artery before the bat-handle switch 10 is interior for not containing the arterial blood of anticoagulant, bat-handle switch is placed and side opening pipe vertical direction, it is "off" state, sterilization calparine cap tail end, pass calparine cap 7 and elasticity obstructive component 8 with the conventional syringe 14 of a tool band syringe needle, arrive main hole tube 4 interior can pumpback blood samplings the in elasticity obstructive component the place ahead.Syringe needle and syringe are taken out in the blood sampling back that finishes, and bat-handle switch are placed parallel with the side opening pipe, i.e. "open" state is with getting final product normal pressure measurement behind the prolongation pipe of a small amount of anticoagulant irrigation pressure sensor and the needle of retaining on artery.
Claims (5)
1, a kind of close type needle of retaining on artery, by hollow steel needle nook closing member (1), be shorter than the trocar (2) of draw point nook closing member, trocar fixed component (3), draw point nook closing member fixed component (11), main hole tube (4), lucite pipe (5), stop up pipe (6) and calparine cap formations such as (7), draw point nook closing member (1) tail end links by draw point nook closing member fixed component (11) and lucite pipe (5) one ends, the lucite pipe other end is obstruction pipe (6) sealing of semi-hermetic by tail end, the trocar (2) links by trocar fixed component (3) and main hole tube (4), the draw point nook closing member passes main hole tube and inserts in the trocar, the main hole tube tail end is connected with an end of lucite pipe mutually by the draw point nook closing member fixed component that mates mutually with it, it is characterized in that in main hole tube, being provided with a rubber-like obstructive component (8), the main hole tube diameter in this obstructive component the place ahead is less than the main hole tube diameter at obstructive component rear, be provided with a side opening pipe (9) in the main hole tube side in obstructive component the place ahead, the switch (10) of one band handle is set on the side opening pipe (9), and calparine cap can encapsulate with main hole tube tail end or side opening pipe tail end silk mouth coupling.
2, according to the described close type needle of retaining on artery of claim 1, it is characterized in that said obstructive component (8) is fixed in middle part in the main hole tube (4), the main hole tube internal diameter at obstructive component diameter and its rear matches.
3,, it is characterized in that its opening of said side opening pipe (9) is arranged on the about 1-2 millimeter of main hole tube front end and main hole tube middle part apart between the about 1-2 millimeter of obstructive component front end according to claim 1 or 2 described close type needle of retaining on artery.
4,, it is characterized in that the switch (10) with handle is arranged on upward about 1/2nd positions of side opening pipe (9) according to claim 1 or 3 described close type needle of retaining on artery.
5,, it is characterized in that said side opening pipe (9) becomes 30-90 degree angle with the angle of main hole tube (4) according to claim 1 or 2 or 3 described close type needle of retaining on artery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510020982 CN1695555A (en) | 2005-05-27 | 2005-05-27 | Close type needle of retaining on artery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510020982 CN1695555A (en) | 2005-05-27 | 2005-05-27 | Close type needle of retaining on artery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1695555A true CN1695555A (en) | 2005-11-16 |
Family
ID=35348555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510020982 Pending CN1695555A (en) | 2005-05-27 | 2005-05-27 | Close type needle of retaining on artery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1695555A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102125456A (en) * | 2011-03-31 | 2011-07-20 | 浙江大学 | Novel artery puncture trocar |
| CN101505815B (en) * | 2006-05-18 | 2012-05-30 | 海浦德科公司 | Intravascular line and port cleaning methods, methods of administering an agent intravascularly, methods of obtaining/ testing blood, and devices for performing such methods |
| CN104887248A (en) * | 2015-06-25 | 2015-09-09 | 烟台康博医疗科技有限公司 | Disposable convenient blood sampling device |
| CN106267449A (en) * | 2015-05-14 | 2017-01-04 | 广东龙心医疗器械有限公司 | Single use preventing thrombosis remaining needle |
| CN111031885A (en) * | 2017-08-29 | 2020-04-17 | 乔伊马克斯有限责任公司 | Endoscope device |
| CN112168296A (en) * | 2020-09-29 | 2021-01-05 | 杭州市老年病医院 | Anti-overflow blood totally enclosed's arteriopuncture external member |
| CN113331803A (en) * | 2021-06-08 | 2021-09-03 | 深圳市萨米医疗中心 | Closed invasive blood pressure monitoring equipment with blood sampling function and using method thereof |
-
2005
- 2005-05-27 CN CN 200510020982 patent/CN1695555A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101505815B (en) * | 2006-05-18 | 2012-05-30 | 海浦德科公司 | Intravascular line and port cleaning methods, methods of administering an agent intravascularly, methods of obtaining/ testing blood, and devices for performing such methods |
| CN102125456A (en) * | 2011-03-31 | 2011-07-20 | 浙江大学 | Novel artery puncture trocar |
| CN106267449A (en) * | 2015-05-14 | 2017-01-04 | 广东龙心医疗器械有限公司 | Single use preventing thrombosis remaining needle |
| CN106267449B (en) * | 2015-05-14 | 2020-03-17 | 广东龙心医疗器械有限公司 | Disposable anti-thrombus indwelling needle |
| CN104887248A (en) * | 2015-06-25 | 2015-09-09 | 烟台康博医疗科技有限公司 | Disposable convenient blood sampling device |
| CN111031885A (en) * | 2017-08-29 | 2020-04-17 | 乔伊马克斯有限责任公司 | Endoscope device |
| CN111031885B (en) * | 2017-08-29 | 2023-09-12 | 乔伊马克斯有限责任公司 | Endoscope apparatus |
| CN112168296A (en) * | 2020-09-29 | 2021-01-05 | 杭州市老年病医院 | Anti-overflow blood totally enclosed's arteriopuncture external member |
| CN113331803A (en) * | 2021-06-08 | 2021-09-03 | 深圳市萨米医疗中心 | Closed invasive blood pressure monitoring equipment with blood sampling function and using method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0301913B1 (en) | Blood aspiration assembly | |
| US11832944B2 (en) | Blood sample optimization device | |
| EP0329660B1 (en) | Method and apparatus for arterial and venous blood sampling | |
| US4981140A (en) | Method and apparatus for arterial and venous blood sampling | |
| US5531672A (en) | Blood aspiration assembly components and blunt needle aspirators | |
| CN1695555A (en) | Close type needle of retaining on artery | |
| US20120277630A1 (en) | Systems and methods for phlebotomy through a peripheral iv catheter | |
| CN2815380Y (en) | Closed artery retention needle | |
| JPH09504726A (en) | Closed blood sampling device | |
| WO2001024707A1 (en) | Blood sampling device | |
| CN210784539U (en) | Intervene treatment and use thrombus suction filter equipment | |
| CN111166278A (en) | Endoscope sleeve | |
| CN213158275U (en) | Multifunctional internal fistula puncture needle | |
| CN205948162U (en) | Blood vessel route washing unit | |
| CN209286357U (en) | Preventing thrombosis not plugging remaining needle | |
| CN109157229B (en) | Continuous arterial blood glucose monitoring equipment and control method thereof | |
| JP4007681B2 (en) | Winged blood collection needle | |
| CN217525132U (en) | Closed blood sampling device for arteriovenous indwelling tube | |
| CN219461334U (en) | Multifunctional internal fistula puncture needle for dialysis | |
| CN220158991U (en) | Indwelling catheter | |
| CN212661817U (en) | Novel blood gas analysis blood taking needle | |
| JP4967183B2 (en) | Blood collection device for arterial or venous line blood collection system, and arterial or venous line blood collection system using the blood collection device. | |
| CN215023975U (en) | Remaining needle convenient for blood sampling and blood backflow prevention | |
| CN217310507U (en) | Disposable Y-shaped artery puncture needle | |
| CN210990629U (en) | Cardiovascular internal medicine intervenes pressure alarm device for treatment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |