CN206239819U - A kind of closed straight type remaining needle - Google Patents
A kind of closed straight type remaining needle Download PDFInfo
- Publication number
- CN206239819U CN206239819U CN201620581818.1U CN201620581818U CN206239819U CN 206239819 U CN206239819 U CN 206239819U CN 201620581818 U CN201620581818 U CN 201620581818U CN 206239819 U CN206239819 U CN 206239819U
- Authority
- CN
- China
- Prior art keywords
- needle
- indwelling
- block
- flexible pipe
- straight type
- 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.)
- Active
Links
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A kind of closed straight type remaining needle, it is made up of indwelling flexible pipe, indwelling needle, block, puncture needle, Paracentesis needle holder, fixed tab, blood back device, indwelling flexible pipe, indwelling needle, block, puncture needle, Paracentesis needle holder and blood back device are linked in sequence, one end of the indwelling needle is liquid input port, block is fixedly mounted at liquid input port, there is closing cock in block, closing cock completely encloses liquid input port, the other end of indwelling needle is liquid delivery outlet, and the liquid delivery outlet of indwelling needle is connected with indwelling flexible pipe；The beneficial effects of the utility model：1st, convenient fixed remaining needle；2nd, the withdraw of the needle is facilitated without pressing puncture vein with hand during the withdraw of the needle；3rd, without extra bleeding；Without separately adding calparine cap when the 4th, infusing；5th, prevent from forming thrombus；6th, blood will not flow out indwelling needle lumen, it is to avoid cross-infection；7th, can be drawn blood using remaining needle of the present utility model；8th, small volume, patient using more comfortable, easily realize, and cost is relatively low, therefore is advantageous to promotion and application by structure and process is simple.
Description
Technical field
The utility model is related to a kind of field of medical device, specifically a kind of closed straight type remaining needle.
Background technology
Venous detaining needle can mitigate the pain that patient causes due to puncturing repeatedly, protect blood vessel, be conducive to clinical application
With urgent rescue, the workload of nursing staff is reduced.Existing two kinds of remaining needles：One kind is that straight type remaining needle (or is pen type
Remaining needle), another kind is Y type remaining needles.Wherein, clinically straight type remaining needle is generally open at present, is existed in use
Following shortcoming：One is, when extracting puncture needle or changing infusion connector, to generally require pressing retained needle puncture position, anti-Hemostatic Oral Liquid
Backflow, while connecting infusion connector or calparine cap rapidly.Operation completion difficulty is larger, is easily caused blood along flexible pipe from indwelling
Needle lumen flows out, and not only easily causes medical personnel and patient's cross-infection, can also cause the psychology of patient panic, or even due to
Puncture needle is duromer, is damaged and tenderness patient's blood vessel.Two is that existing straight type remaining needle does not have pumpback blood when puncturing
Passage, when blood back bad patient is run into, venipuncture difficulty is big, and success rate is relatively low.So do not welcome by clinic.And it is clinical at present
On Y types remaining needle due to connecting transfusion catheter more long, not only have impact on the limb activity and comfortableness of patient, patient is in day
It is often careless slightly in activity to be easy for colliding, involve and cause pain, and be not fixed easily, easily extruding, causes siphonage, makes
Blood forms thrombus in being drawn onto indwelling flexible pipe, and can form long strip type thrombus when blood reflux to transfusion catheter causes plugging,
Patient needs to puncture again, and medical treatment cost is high, also increases the workload of nurse, and increased thrombus into the wind in patient's body
Danger, and blood is when being back to transfusion catheter, and patients ' psychological can be caused panic, increases patients ' psychological burden.
The utility model is the improvement to straight type remaining needle, solves above-mentioned straight type remaining needle shortcoming in use.
The content of the invention
The purpose of this utility model is to overcome deficiency of the prior art, there is provided a kind of low cost, easy to operate, mitigation shield
Scholar's working strength, while the pain of patient can be mitigated, and improves a kind of closed straight type remaining needle of quality of medical care.
To achieve the above object, the technical scheme that the utility model is used is：
A kind of closed straight type remaining needle, by indwelling flexible pipe, indwelling needle, block, puncture needle, Paracentesis needle holder, fixed-wing
Piece, blood back device are constituted, and indwelling flexible pipe, indwelling needle, block, puncture needle, Paracentesis needle holder and blood back device are linked in sequence, the indwelling
One end of needle stand is liquid input port, and block is fixedly mounted at liquid input port, there is closing cock in block, and closing cock is sealed completely
Liquid input port is closed, the other end of indwelling needle is liquid delivery outlet, and the liquid delivery outlet of indwelling needle is connected with indwelling flexible pipe.
The indwelling needle is made up of hard medical material, has in indwelling needle through the transfusion duct of indwelling needle, defeated
The external diameter with diameter greater than transfusion device scalp acupuncture in fluid apertures road.
The indwelling flexible pipe adhesive is fixed in the liquid delivery outlet of indwelling needle.
The block is made of hard medical material, and its internal diameter is consistent with the external diameter in indwelling needle transfusion duct.
The puncture needle is hollow needle body, and puncture needle is fixed on Paracentesis needle holder, and Paracentesis needle holder is connected with blood back device, is returned
Blood device is connected by hollow puncture needle with the needle point through indwelling flexible pipe, facilitates the remaining needle to observe blood back when puncturing.
There is ring set at the fixed tab middle part, and ring set is set on indwelling needle, fixed tab soft medical material system
Into.
The puncture needle is passed through the transfusion duct of indwelling needle through closing cock from indwelling flexible pipe.
In the block insertion Paracentesis needle holder, and the internal diameter of Paracentesis needle holder and the external diameter of block are consistent.
The beneficial effects of the utility model：1st, convenient fixed remaining needle；2nd, without pressing puncture vein with hand during the withdraw of the needle,
Facilitate the withdraw of the needle；3rd, without extra bleeding；Without separately adding calparine cap when the 4th, infusing；5th, prevent from forming thrombus；6th, blood is not
Indwelling needle lumen can be flowed out, it is to avoid cross-infection；7th, can be drawn blood using remaining needle of the present utility model；8th, small volume,
Patient using more comfortable, easily realize, and cost is relatively low, therefore is advantageous to promotion and application by structure and process is simple.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is assembling figure of the present utility model.
Fig. 3 is use state figure of the present utility model.
Fig. 4 is the structural representation of the utility model indwelling flexible pipe, indwelling needle and block.
Fig. 5 is the structural representation of the utility model puncture needle, Paracentesis needle holder and blood back device.
Fig. 6 is the right view of the utility model indwelling needle.
Fig. 7 is the right view of the utility model fixed tab.
1st, indwelling flexible pipe；2nd, indwelling needle；3rd, closing cock；4th, puncture needle；5th, Paracentesis needle holder；6th, fixed tab is constituted；7、
Transfusion duct；8th, liquid input port；9th, liquid delivery outlet；10th, block；11st, ring set；12nd, blood back device；13rd, scalp acupuncture；14th, it is defeated
Liquid device regulating valve.
Specific embodiment
As shown in figure 1, the utility model is by indwelling flexible pipe, indwelling needle, block, puncture needle, Paracentesis needle holder, fixed-wing
Piece, blood back device are constituted, and indwelling flexible pipe, indwelling needle, block, puncture needle, Paracentesis needle holder and blood back device are linked in sequence, the indwelling
One end of needle stand is liquid input port, and block is fixedly mounted at liquid input port, there is closing cock in block, and closing cock is sealed completely
Liquid input port is closed, the other end of indwelling needle is liquid delivery outlet, and the liquid delivery outlet of indwelling needle is connected with indwelling flexible pipe.
The indwelling needle is made up of hard medical material, has in indwelling needle through the transfusion duct of indwelling needle, defeated
The external diameter with diameter greater than transfusion device scalp acupuncture in fluid apertures road.
The indwelling flexible pipe adhesive is fixed in the liquid delivery outlet of indwelling needle.
The block is made of hard medical material, and its internal diameter is consistent with the external diameter in indwelling needle transfusion duct.
The puncture needle is hollow needle body, and puncture needle is fixed on Paracentesis needle holder, and Paracentesis needle holder is connected with blood back device, is returned
Blood device is connected by hollow puncture needle with the needle point through indwelling flexible pipe, facilitates the remaining needle to observe blood back when puncturing.
There is ring set at the fixed tab middle part, and ring set is set on indwelling needle, fixed tab soft medical material system
Into.
The puncture needle is passed through the transfusion duct of indwelling needle through closing cock from indwelling flexible pipe.
In the block insertion Paracentesis needle holder, and the internal diameter of Paracentesis needle holder and the external diameter of block are consistent.
The liquid input port of indwelling needle of the present utility model passes through closing cock and transfusion device by the scalp acupuncture of transfusion device
Connection.
It is due to the total length at least 0.5mm more long than scalp acupuncture body length of infused in indwelling needle duct and block therefore defeated
The scalp acupuncture needle body of liquid device can be fully-inserted to the transfusion duct of closing cock and indwelling needle, and scalp acupuncture needle point cannot be contacted
To indwelling flexible pipe, the purpose for preventing scalp needle point from damaging indwelling flexible pipe is reached.
Application method of the present utility model is as follows：A, put pipe：According to the operating habit of nurse, nurse can hold Paracentesis needle holder
Or fixed tab inserting needle penetrates vein blood vessel, after seeing blood back from blood back device, can be according to conventional straight type remaining needle withdraw of the needle side
The method withdraw of the needle, but patient's blood vessel need not be pressed with V-type gimmick；Can also be according to the withdraw of the needle method with the hands withdraw of the needle of Y type remaining needles；B、
Exhaust：It is exactly the process of exhaust by the process that puncture needle withdraws from indwelling needle, without extra bleeding；It is C, defeated
Liquid：Transfusion device scalp acupuncture is less than 1mm's through apart from indwelling flexible pipe always through closing cock along the transfusion duct of indwelling needle
Place, opens transfusion device regulating valve, starts normal infusion；D, transfusion terminate：When transfusion closes to an end, transfusion device regulating valve is kept
It is slow to extract transfusion device scalp acupuncture in open mode, scalp acupuncture is remained that liquid flows out when extracted, make indwelling needle
Transfusion duct and indwelling flexible pipe remain liquid expanded state, until scalp acupuncture is pulled out completely；Complete transfusion；It is E, secondary defeated
Liquid：Disinfect closing cock scalp acupuncture insertion end in alcohol, then by scalp acupuncture it is fully-inserted be connected to closing cock and with closing cock stay
Put transfusion duct in needle stand, you can normal infusion.
The utility model uses above-mentioned structure type, and nurse, according to operating habit, can hold Paracentesis needle holder when pipe is put
Or fixed tab inserting needle penetrates vein blood vessel, after the utility model can see blood back from blood back device, can be according to the straight of routine
The type remaining needle withdraw of the needle method withdraw of the needle, but need not with V-type gimmick press patient's blood vessel because the liquid delivery outlet of indwelling needle be by
What closing cock was completely enclosed, greatly reduce the operation difficulty of nurse.Can also be according to the withdraw of the needle method of Y type remaining needles with the hands
The withdraw of the needle, is truly realized and uses straight type remaining needle with the operating method of Y type remaining needles, has fully complied with domestic nurse and Y types are stayed
Put the use habit of pin.
The process that puncture needle withdraws from indwelling needle is exactly the mistake of exhaust in use by the utility model
Journey, without extra bleeding, because puncture needle is hollow, after puncture needle pierces into blood vessel, blood vessel is by hollow
Puncture needle is in communication with the outside, and in the presence of vein pressure, the blood in blood vessel can be flowed to back rapidly by hollow puncture needle
In blood device, now the air in puncture needle is to be drained, and when puncture needle is slowly exited, indwelling flexible pipe and indwelling needle are infused
Air in duct can also be drained.
The utility model need not separately add calparine cap in transfusion, because the block of closing cock and fixed closed plug is just suitable
In calparine cap, the routinely operation of ordinary straight type remaining needle, by the scalp acupuncture of transfusion device through closing cock along indwelling needle
Transfusion device regulating valve is opened in transfusion duct always through the place apart from indwelling flexible pipe less than 1mm, starts normal infusion, indwelling
The length and diameter in transfusion duct are all specially designed in needle stand, the total length meeting quilt of infused in indwelling needle duct and block
It is designed at least 0.5mm, most preferably 0.8-1.8mm more long than scalp acupuncture body length, it is ensured that the needle point of scalp acupuncture will not be touched and stayed
Flexible pipe is put, can so avoid indwelling flexible pipe from being damaged by scalp acupuncture needle point；Infuse in indwelling needle simultaneously duct with diameter greater than
The external footpath of scalp acupuncture at least 0.01mm, most preferably 0.08-0.15mm, the purpose of so design are to reduce transfusion duct as far as possible
Volume, make the utility model can be used to draw blood.
The utility model keeps transfusion device regulating valve in open mode when patient infusion process closes to an end, and slowly pulls out
Go out transfusion device scalp acupuncture, scalp acupuncture is remained that liquid flows out when extracted, make the transfusion duct of indwelling needle and indwelling soft
Pipe remains liquid expanded state, and the purpose of so operation is endovascular blood is countercurrently entered in indwelling flexible pipe, from
And prevent the utility model to form thrombus during indwelling, and the utility model remains closed state when using, and shuts out
Blood backflow absolutely, has also prevented blood and has been flowed out from indwelling needle transfusion lumen along indwelling flexible pipe, does not result in medical care people
Member and patient's cross-infection, will not also cause the psychology of patient panic.
Claims (8)
1. a kind of closed straight type remaining needle, it is characterised in that：By indwelling flexible pipe, indwelling needle, block, puncture needle, puncture needle
Seat, fixed tab, blood back device are constituted, and indwelling flexible pipe, indwelling needle, block, puncture needle, Paracentesis needle holder and blood back device order connect
Connect, one end of the indwelling needle is liquid input port, and block is fixedly mounted at liquid input port, there is closing cock in block,
Closing cock completely encloses liquid input port, and the other end of indwelling needle is liquid delivery outlet, the liquid delivery outlet of indwelling needle with
Indwelling flexible pipe is connected.
2. the closed straight type remaining needle of one kind according to claim 1, it is characterised in that：The indwelling needle is cured by hard
Be made of material, had in indwelling needle through the transfusion duct of indwelling needle, transfusion duct with diameter greater than transfusion device scalp acupuncture
External diameter.
3. the closed straight type remaining needle of one kind according to claim 1, it is characterised in that：The indwelling flexible pipe adhesive
It is fixed in the liquid delivery outlet of indwelling needle.
4. the closed straight type remaining needle of one kind according to claim 1, it is characterised in that：The block medical material of hard
Material is made, and its internal diameter is consistent with the external diameter in indwelling needle transfusion duct.
5. the closed straight type remaining needle of one kind according to claim 1, it is characterised in that：The puncture needle is hollow pin
Body, puncture needle is fixed on Paracentesis needle holder, and Paracentesis needle holder is connected with blood back device, blood back device by hollow puncture needle with pass through stay
The needle point connection of flexible pipe is put, facilitates the remaining needle to observe blood back when puncturing.
6. the closed straight type remaining needle of one kind according to claim 1, it is characterised in that：There is ring at the fixed tab middle part
Set, ring set is set on indwelling needle, and fixed tab is made of soft medical material.
7. the closed straight type remaining needle of one kind according to claim 1, it is characterised in that：The puncture needle passes through closing cock
Passed from indwelling flexible pipe through the transfusion duct of indwelling needle.
8. the closed straight type remaining needle of one kind according to claim 1, it is characterised in that：Paracentesis needle holder is inserted in the block
It is interior, and the internal diameter of Paracentesis needle holder and the external diameter of block are consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620581818.1U CN206239819U (en) | 2016-06-16 | 2016-06-16 | A kind of closed straight type remaining needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620581818.1U CN206239819U (en) | 2016-06-16 | 2016-06-16 | A kind of closed straight type remaining needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206239819U true CN206239819U (en) | 2017-06-13 |
Family
ID=58997410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620581818.1U Active CN206239819U (en) | 2016-06-16 | 2016-06-16 | A kind of closed straight type remaining needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206239819U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019024073A1 (en) * | 2017-08-03 | 2019-02-07 | 安徽迈菲思医疗器械有限公司 | Safety indwelling needle |
-
2016
- 2016-06-16 CN CN201620581818.1U patent/CN206239819U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019024073A1 (en) * | 2017-08-03 | 2019-02-07 | 安徽迈菲思医疗器械有限公司 | Safety indwelling needle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106620938A (en) | Closed type straight indwelling needle | |
| CN203790010U (en) | Deep artery and vein puncture needle | |
| CN103599576B (en) | Disposable auto-stopping streaming liquidproof Residual-type blood transfusion apparatus | |
| CN201643333U (en) | Blood return preventing vein detained needle | |
| CN202961357U (en) | Novel remaining needle | |
| CN206239819U (en) | A kind of closed straight type remaining needle | |
| CN203935469U (en) | Front end visible blood-flow remaining needle with threeway | |
| CN204582151U (en) | The anti-acupuncture needleless of card form connects venous detaining needle | |
| CN201052291Y (en) | Puncture type one-way enclosed drainage device | |
| CN204601346U (en) | A kind of arteriovenous indwelling equipment | |
| CN209713863U (en) | Anti-blocking remaining needle | |
| CN209463999U (en) | A kind of blood taking needle | |
| CN201189320Y (en) | Bladder rinsing tube | |
| CN209019579U (en) | A hanging infusion device | |
| CN202191542U (en) | antibacterial anti-reflux remaining needle | |
| CN202777220U (en) | Remaining needle for dialysis | |
| CN208726435U (en) | A Needle That Reduces Infusion Puncture Swelling and Increases Comfort | |
| CN204619019U (en) | A kind of transfusion device reducing transfusion waste | |
| CN209253813U (en) | A kind of novel reduction is bled remaining needle | |
| CN102847205A (en) | Antibacterial anti-countercurrent remaining needle | |
| CN208389098U (en) | A kind of vein delay needle | |
| CN208974785U (en) | Diacan | |
| CN221489985U (en) | A blood sampling device capable of being connected to a positive pressure connector for an indwelling needle | |
| CN201091737Y (en) | Intravenous infusion pumping needle and vein transfusion device | |
| CN210644732U (en) | A blood transfusion device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |