CN206687719U - A kind of Novel blood taking needle - Google Patents
A kind of Novel blood taking needle Download PDFInfo
- Publication number
- CN206687719U CN206687719U CN201720013522.4U CN201720013522U CN206687719U CN 206687719 U CN206687719 U CN 206687719U CN 201720013522 U CN201720013522 U CN 201720013522U CN 206687719 U CN206687719 U CN 206687719U
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- CN
- China
- Prior art keywords
- needle
- pipe close
- venipuncture
- valve
- regulating valve
- 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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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A kind of Novel blood taking needle, solves cumbersome existing for prior art, changes heparin tube time length, and exposed syringe needle is easily caused cross-infection, the problem of safety in utilization difference.Including venipuncture needle and long duct, it is characterised in that：The one end for the long duct being connected with venipuncture needle sets and flows to regulating valve；Valve inner is provided with the ball valve of V-arrangement passage, and the top of ball valve is connected with adjusting knob；The intravenous needle connection end for flowing to regulating valve is connected with long duct, and the first pipe close pin connection end for flowing to regulating valve is connected with the first pipe close puncture needle, and the second pipe close pin connection end for flowing to regulating valve is connected with the second pipe close puncture needle；The outside of venipuncture needle sets needle-covering cap, and the rear end of venipuncture needle is provided with the needle handle being arranged in needle-covering cap sliding groove.Its is reasonable in design, compact-sized, medical personnel can it is easy, quickly by blood collection into another heparin tube, and can effectively avoid cross-infection, it is safe and reliable.
Description
Technical field
The utility model belongs to technical field of medical instruments, and in particular to a kind of using flexible, it is easy to operate, and it can prevent
Cross-infection, safe and reliable Novel blood taking needle.
Background technology
Clinical laboratory out-patient is numerous, and during chemical examination and haemospasia, each patient will often take out several pipe blood；When filling a blood sampling
Guan Shi, medical personnel will pull up heparin tube, then plug an other heparin tube again and continue to take a blood sample.Changing the process of heparin tube
In, the hand of medical personnel will roll over flexible pipe, it is desirable to which medical personnel are skilled；Cumbersome, it is longer to change the heparin tube time, patient
Easily have a fainting spell during acupuncture treatment.
In addition, existing blood taking needle before blood sampling, need to pull up the needle guard of front end；Because patient is numerous, medical personnel's work
Make busy, syringe needle through often having little time to turn back to needle guard, but is directly thrown away in sharp instrument box after.Often occur that syringe needle is exposed,
Prick medical personnel by mistake or Cleaner, the situation for causing cross-infection, safety in utilization are poor.Therefore it is necessary the blood sampling to prior art
Pin is improved.
Utility model content
The utility model is aiming above mentioned problem, there is provided a kind of using flexible, it is easy to operate, and it can prevent from intersecting and feel
Dye, safe and reliable Novel blood taking needle.
Technical scheme is used by the utility model：The Novel blood taking needle includes venipuncture needle and long duct, and it is special
Sign is：One end of the long duct is connected with venipuncture needle, and the other end of long duct, which is provided with, flows to regulating valve；Flow direction is adjusted
Section valve includes valve body, and intravenous needle connection end, the first pipe close pin connection end and the second pipe close pin connection end are respectively arranged with valve body,
Valve inner is provided with ball valve, and ball valve is provided with V-arrangement passage, the top of ball valve and the adjusting knob phase being arranged on the outside of valve body
Even；The intravenous needle connection end for flowing to regulating valve is connected with one end of long duct, and the first pipe close pin connection end for flowing to regulating valve leads to
Cross tubulature with the first pipe close puncture needle to be connected, the second pipe close pin connection end for flowing to regulating valve passes through tubulature and the second pipe close
Puncture needle is connected；Needle-covering cap is provided with the outside of the venipuncture needle, needle-covering cap includes the cap body of tubulose, set in cap body
Sliding groove is equipped with, axial direction arrangement of the sliding groove along cap body, one end of cap body is provided with chute opening；After venipuncture needle
End is provided with needle handle, and needle handle is arranged in the sliding groove of needle-covering cap.
Connecting seat is provided between the first pipe close puncture needle and tubulature；The second pipe close puncture needle and tubulature
Between be also equipped with connecting seat.In order to the gripping and plug of the first pipe close puncture needle and the second pipe close puncture needle.
The adjusting knob that the ball valve top is set is V-shaped bending knob；The shape of bending adjusting knob and arrangement side
To corresponding with the shape and arranged direction of ball valve V-arrangement passage.The regulation that collection blood flows to facilitate, and indicate vein
The flow direction of blood, it is easy to use.
The both ends of the needle-covering cap sliding groove set on the outside of the venipuncture needle, are respectively arranged with elastic clamping block.With logical
The cooperation of needle handle and sliding groove elastic clamping block is crossed, the position of needle-covering cap is fixed, pin during preventing from transporting and drawing blood
The movement of head helmet.
Anti-slip veins are provided with the needle handle that the venipuncture needle rear end is set.To increase needle handle skin-friction force, keep
The gripping stability of needle handle.
The rear end of the venipuncture needle is internally provided with the medical silica-gel plug for preventing backflow of blood.To avoid taking a blood sample
Cheng Zhong, there is the phenomenon of backflow of blood.
The beneficial effects of the utility model：Because the utility model uses the one end for the long duct being connected with venipuncture needle
Setting flows to regulating valve；Flow to and intravenous needle connection end is set respectively on the valve body of regulating valve, the first pipe close pin connection end and second
Pipe close pin connection end, valve inner are provided with the ball valve of V-arrangement passage, and the top of ball valve and the regulation being arranged on the outside of valve body are revolved
Button is connected；The intravenous needle connection end for flowing to regulating valve is connected with long duct, flows to the first pipe close pin connection end of regulating valve and the
One pipe close puncture needle is connected, and the second pipe close pin connection end for flowing to regulating valve is connected with the second pipe close puncture needle；Venipuncture needle
Outside needle-covering cap is set, sliding groove is set in the cap body of needle-covering cap, and one end of cap body sets chute opening；Venipuncture
The rear end of pin is provided with the structure type for the needle handle being arranged in needle-covering cap sliding groove, so its is reasonable in design, it is compact-sized,
So that medical personnel are in blood collection procedure, can it is easy, quickly by blood collection into another heparin tube, using flexible,
It is easy to operate；And the hand for pricking medical personnel or Cleaner is missed after effectively preventing blood taking needle use, and cross-infection is avoided, it is safe to use
Reliably.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is a kind of structural representation for flowing to regulating valve in Fig. 1.
Fig. 3 is Fig. 2 internal structure sectional view.
Fig. 4 is a kind of structural representation of the needle-covering cap in Fig. 1.
Fig. 5 is a kind of use state diagram of the present utility model.
Number explanation in figure：1 venipuncture needle, 2 needle-covering caps, 3 needle handles, 4 long ducts, 5 flow to regulating valve, 6 tubulatures,
7 connecting seats, 8 first pipe close puncture needles, 9 second pipe close puncture needles, 10 valve bodies, 11 first pipe close pin connection ends, 12 adjusting knobs,
13 intravenous needle connection ends, 14 ball valves, 15 second pipe close pin connection ends, 16 V-arrangement passages, 17 cap bodies, 18 sliding grooves, 19 chutes are opened
Mouth, 20 elastic clamping blocks.
Embodiment
Concrete structure of the present utility model is described in detail according to Fig. 1~5.The Novel blood taking needle includes and the one end of long duct 4
Connected venipuncture needle 1, wherein, the other end of long duct 4 is provided with the flow direction that direction of flow of blood is gathered for changing
Regulating valve 5.Flow to regulating valve 5 to be made up of the valve body 10 of hollow structure, the outer periphery of hollow structure valve body 10, be respectively arranged with
For the intravenous needle connection end 13 being connected with venipuncture needle 1, for the first pipe close being connected with the first pipe close puncture needle 8
Pin connection end 11, and the second pipe close pin connection end 15 for being connected with the second pipe close puncture needle 9.Hollow structure valve body 10
Be internally provided with for change blood flow direction ball valve 14, the V-arrangement passage being internally provided with for blood circulation of ball valve 14；
The adjusting knob 12 that the top of ball valve 14 flows to the outside of 5 valve body of regulating valve 10 with being arranged on is connected.In order to facilitate gathered blood
Liquid stream to regulation, the adjusting knob 12 for flowing to the setting of the top of 5 valve body of regulating valve 10 is designed to V-shaped bending knob, V-shaped folding
The shape and arranged direction of curved adjusting knob 12, it is corresponding with the shape of the V-arrangement passage of ball valve 14 and arranged direction in valve body 10；
During being flowed in regulation, by the corner direction of V-shaped bending adjusting knob 12, to indicate the flowing side of venous blood
To being easy to the use of medical personnel.
The intravenous needle connection end 13 for flowing to regulating valve 5 is connected by long duct 4 with venipuncture needle 1；Flow to regulating valve 5
The first pipe close pin connection end 11 by one section of tubulature 6, with the first pipe close for being inserted into first negative pressure blood-taking tube
Puncture needle 8 is connected；The second pipe close pin connection end 15 of regulating valve 5 is flowed to by one section of tubulature 6, and for being inserted into second
The second pipe close puncture needle 9 in negative pressure blood-taking tube is connected.The first pipe close for the ease of being connected with flowing to regulating valve 5 is worn
The gripping and plug of the pipe close puncture needle 9 of pricker 8 and second, between the first pipe close puncture needle 8 and tubulature 6, and the second pipe close
Flexible pipe connecting seat 7 is respectively arranged between puncture needle 9 and tubulature 6.
The outside of venipuncture needle 1 is provided with needle-covering cap 2, and needle-covering cap 2 is made up of the cap body 17 of tubulose, in cap body 17
The sliding groove 18 arranged along the axial direction of cap body 17 is provided with, one end of the cap body 17 of needle-covering cap 2 is provided with chute opening 19；It is quiet
The rear end of arteries and veins puncture needle 1 is provided with the needle handle 3 for gripping venipuncture needle 1.Needle-covering cap 2 is set in by chute opening 19
The outside of venipuncture needle 1, and needle handle 3 is arranged in the sliding groove 18 of needle-covering cap 2.In order to prevent blood taking needle from transporting and taking out
During blood, needle-covering cap 2 produces relative movement with venipuncture needle 1, the needle-covering cap 2 that the outside of venipuncture needle 1 is set
The both ends of sliding groove 18, it is separately provided for fixing the elastic clamping block 20 of the position of needle-covering cap 2；To pass through needle handle 3 and sliding groove
The cooperation of 18 elastic clamping blocks 20, the position of needle-covering cap 2 is fixed.According to particular condition in use, after venipuncture needle 1
End is internal can to set the medical silica-gel plug for preventing backflow of blood, to avoid in blood collection procedure, backflow of blood phenomenon occur.In order to
Increase the skin-friction force for the needle handle 3 that the rear end of venipuncture needle 1 is set, keep the gripping stability of needle handle 3, set on needle handle 3
There are anti-slip veins.
The Novel blood taking needle is allowed to alleviate intense strain in use, first, pacify patient, and advise it by arm droop or
Tilt.Then, arm-rest belt is fastened, sterilizes site of puncture, needle-covering cap 2 is promoted to the rear end of venipuncture needle 1, made brand-new
Venipuncture needle 1 exposes, and is ready for puncturing.After the antiseptic solution of site of puncture is dried, the rear end of venipuncture needle 1 is gripped
Needle handle 3 carries out venipuncture.After seeing blood back, the first pipe close puncture needle 8 of blood taking needle and the second pipe close puncture needle 9 are pierced respectively
The plug of two negative pressure blood-taking tubes, is taken a blood sample.When wherein one blood sampling blood sampling tube to specified blood sampling volume, flow direction regulation is rotated
The adjusting knob 12 of valve 5, flow to gathered blood change, be flowed into an other heparin tube；Enable medical personnel
It is easy, quickly by blood collection into another heparin tube, using flexible., it is understood that flow to the regulation rotation of regulating valve 5
The acquiescence initial position of button 12, it is to ensure that the pipe close puncture needle 8 of venipuncture needle 1 and first or the second pipe close puncture needle 9 wherein one
Only it is connected.When another heparin tube also take a blood sample to specified blood sampling volume, blood sampling finish when, first pull out venipuncture needle 1, after pull out blood sampling
Pipe.Finally, needle-covering cap 2 is promoted to the needle point direction of the front end of venipuncture needle 1, covers used puncture needle；Prevent from adopting
The hand of medical personnel or Cleaner are pricked after blood pin use by mistake, it is ensured that safety in utilization.
, can be in blood to second heparin tube when the blood gathered, it is necessary to when being encased in the heparin tube of more than two
During interior flowing, first heparin tube for having reached specified blood sampling volume is pulled up, and the pipe close puncture needle at the end is inserted in separately
On one empty negative pressure blood-taking tube.After second is taken a blood sample blood sampling tube to specified blood sampling volume, adjusting knob 12 is rotated again, is changed
Blood flows to, and gathered blood is flowed into the 3rd empty negative pressure blood-taking tube；Repeat the above steps, several can be adopted
Blood vessel carries out blood sampling operation.
Claims (6)
1. a kind of Novel blood taking needle, including venipuncture needle（1）And long duct（4）, it is characterised in that：The long duct（4）'s
One end and venipuncture needle（1）It is connected, long duct（4）The other end be provided with and flow to regulating valve（5）；Flow to regulating valve（5）Bag
Include valve body（10）, valve body（10）On be respectively arranged with intravenous needle connection end（13）, the first pipe close pin connection end（11）With the second pipe
Fill in pin connection end（15）, valve body（10）It is internally provided with ball valve（14）, ball valve（14）It is provided with V-arrangement passage, ball valve（14）It is upper
Portion is with being arranged on valve body（10）The adjusting knob in outside（12）It is connected；Flow to regulating valve（5）Intravenous needle connection end（13）With length
Conduit（4）One end be connected, flow to regulating valve（5）The first pipe close pin connection end（11）Pass through tubulature（6）With the first pipe close
Puncture needle（8）It is connected, flows to regulating valve（5）The second pipe close pin connection end（15）Pass through tubulature（6）Punctured with the second pipe close
Pin（9）It is connected；The venipuncture needle（1）Outside be provided with needle-covering cap（2）, needle-covering cap（2）Cap body including tubulose
（17）, cap body（17）On be provided with sliding groove（18）, sliding groove（18）Along cap body（17）Axial direction arrangement, cap body（17）'s
One end is provided with chute opening（19）；Venipuncture needle（1）Rear end be provided with needle handle（3）, needle handle（3）It is arranged in needle-covering cap
（2）Sliding groove（18）It is interior.
2. Novel blood taking needle according to claim 1, it is characterised in that：The first pipe close puncture needle（8）With tubulature
（6）Between be provided with connecting seat（7）；The second pipe close puncture needle（9）With tubulature（6）Between be also equipped with connecting seat（7）.
3. Novel blood taking needle according to claim 1, it is characterised in that：The ball valve（14）The adjusting knob that top is set
（12）For V-shaped bending knob；Bending adjusting knob（12）Shape and arranged direction, with ball valve（14）The shape of V-arrangement passage
It is corresponding with arranged direction.
4. Novel blood taking needle according to claim 1, it is characterised in that：The venipuncture needle（1）The pin that outside is set
Head helmet（2）Sliding groove（18）Both ends, be respectively arranged with elastic clamping block（20）.
5. Novel blood taking needle according to claim 1, it is characterised in that：The venipuncture needle（1）The pin that rear end is set
Handle（3）On be provided with anti-slip veins.
6. Novel blood taking needle according to claim 1, it is characterised in that：The venipuncture needle（1）Rear end inside set
Being equipped with prevents the medical silica-gel plug of backflow of blood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720013522.4U CN206687719U (en) | 2017-01-06 | 2017-01-06 | A kind of Novel blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720013522.4U CN206687719U (en) | 2017-01-06 | 2017-01-06 | A kind of Novel blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206687719U true CN206687719U (en) | 2017-12-01 |
Family
ID=60439098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720013522.4U Expired - Fee Related CN206687719U (en) | 2017-01-06 | 2017-01-06 | A kind of Novel blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206687719U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109549653A (en) * | 2019-01-11 | 2019-04-02 | 刘贞宽 | A kind of anti-needle thorn vein blood taking needle |
| CN110101440A (en) * | 2019-06-05 | 2019-08-09 | 南通市中医院 | A kind of abscess of breast punctures indwelling equipment and its application method |
| CN113100763A (en) * | 2021-04-06 | 2021-07-13 | 首都医科大学宣武医院 | Safe vein blood taking needle capable of automatically retracting and destroying |
-
2017
- 2017-01-06 CN CN201720013522.4U patent/CN206687719U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109549653A (en) * | 2019-01-11 | 2019-04-02 | 刘贞宽 | A kind of anti-needle thorn vein blood taking needle |
| CN110101440A (en) * | 2019-06-05 | 2019-08-09 | 南通市中医院 | A kind of abscess of breast punctures indwelling equipment and its application method |
| CN110101440B (en) * | 2019-06-05 | 2022-02-22 | 南通市中医院 | Mammary abscess puncture indwelling device and using method thereof |
| CN113100763A (en) * | 2021-04-06 | 2021-07-13 | 首都医科大学宣武医院 | Safe vein blood taking needle capable of automatically retracting and destroying |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171201 Termination date: 20190106 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |