CN209154746U - A kind of venous detaining needle - Google Patents
A kind of venous detaining needle Download PDFInfo
- Publication number
- CN209154746U CN209154746U CN201821796750.4U CN201821796750U CN209154746U CN 209154746 U CN209154746 U CN 209154746U CN 201821796750 U CN201821796750 U CN 201821796750U CN 209154746 U CN209154746 U CN 209154746U
- Authority
- CN
- China
- Prior art keywords
- infusion
- entrance
- hard tube
- interconnecting piece
- venous detaining
- 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
Links
- 238000001802 infusion Methods 0.000 claims abstract description 100
- 210000000707 wrist Anatomy 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 10
- 230000008676 import Effects 0.000 claims description 8
- 210000005069 ears Anatomy 0.000 claims description 7
- 238000004026 adhesive bonding Methods 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model proposes a kind of venous detaining needles, the infusion hard tube for being internally provided with channel including one, one end of the infusion hard tube is provided with a puncturing hole needle, one end of the puncturing hole needle is located in the infusion hard tube and is fixedly connected with infusion hard tube, and the pin hole of the puncturing hole needle is connected to the channel inside infusion hard tube, there are two entrances of being infused for the other end setting of the infusion hard tube: the first infusion entrance and the second infusion entrance, the first infusion entrance and the second input entrance are arranged by a switching switch with channel opened/closed, internal screw thread is provided on the end inner wall of first infusion port and the second infusion port, and first infusion entrance and/or second infusion entrance by being connected with infusion tube with externally threaded interconnecting piece, the interconnecting piece and liquid-transport pipe-line are fixedly installed.The utility model can be avoided the shaking of transfusion catheter, be not in that puncture needle loosens the case where even falling off, and the skin that not will cause patient is uncomfortable.
Description
Technical field
The utility model belongs to the field of medical instrument technology, in particular to a kind of venous detaining needle.
Background technique
Currently, venous detaining needle is the common medical instrument in nursery work, have easy to use, reduces and patient is punctured
The effect of number punctures repeatedly when to decreasing clinical transfusion, reduces puncture pain and the clinical care people of patient
The workload of member, thus be widely applied in current clinic.It in existing venous detaining needle, generally comprises: wearing
Pricker, remaining needle and transfusion catheter.In use, firstly, puncture needle connection remaining needle is inserted into the injection position of patient by user
It sets, then, remaining needle is imported into patient vessel by puncturing needle guide, finally, puncture needle is extracted out, remaining needle is made to stay in patient
In blood vessel, and fixed with application pad pasting.Drop is carried out in use, a perfusion tube is arranged in remaining needle.
But present venous detaining needle, since transfusion catheter is all the hose used, when fixed using application pad pasting,
A part of transfusion catheter or venous detaining needle can only be fixed, and when patient moves, it will cause shaking for transfusion catheter
It shakes, the case where transfusion catheter loosening occurs, it is possible to will cause falling off for puncture needle, or make troubles to patient；Meanwhile it will
It is affixed on patient, the skin that will lead to patient over time is uncomfortable.
Therefore, it in view of above scheme in actual fabrication and in place of implementing using upper missing, and corrected, improved, together
When in line with the spirit and theory asked, and by the knowledge of profession, the auxiliary of experience, and after multi-party clever thought, test, just found
The utility model out, spy provide a kind of venous detaining needle again, can be avoided the shaking of transfusion catheter, are not in that puncture needle loosens
The case where even falling off, and the skin that not will cause patient is uncomfortable.
Summary of the invention
The utility model proposes a kind of venous detaining needles, solve the problems of the prior art.
The technical solution of the utility model is achieved in that venous detaining needle, is internally provided with the defeated of channel including one
One end of liquid hard tube, the infusion hard tube is provided with a puncturing hole needle, and one end of the puncturing hole needle is located at the infusion hard tube
It is interior and with infusion hard tube be fixedly connected, and the pin hole of the puncturing hole needle be infused hard tube inside channel be connected to, the infusion
Hard tube the other end setting there are two be infused entrance: first infusion entrance and second infusion entrance, it is described first infusion entrance and
Second input entrance is arranged by a switching switch with channel opened/closed, the end of first infusion port and the second infusion port
Internal screw thread is provided at portion on inner wall, and the first infusion entrance and/or the second infusion entrance pass through with externally threaded connection
Portion is connected with infusion tube, and the interconnecting piece and liquid-transport pipe-line are fixedly installed, and is symmetrically arranged on the side of the infusion hard tube
Wrist strap, and the both ends of wrist strap are provided with thread gluing, are provided with air hole on the wrist strap.
As a preferred embodiment, the interconnecting piece is hard PVC material, the end sleeve of infusion tube, which is set to, to be connected
In socket part and it is arranged part sealed set, the interconnecting piece is perforative tubular structure, and is set on the external peripheral surface of interconnecting piece
It is equipped with the external screw thread of the internal screw thread adaptation of the first infusion entrance and the second infusion entrance.
As a preferred embodiment, there are two prominent for setting on the end surface of the interconnecting piece connection infusion tube
Produce agaric.
As a preferred embodiment, center line symmetrical setting of described two prominent ears about interconnecting piece, and institute
Stating two prominent ears is to be rounded the prominent ear of shape.
As a preferred embodiment, switching switch includes a V-arrangement triple valve, two of V-arrangement triple valve into
Mouth is separately connected the first infusion entrance and the second infusion entrance, and the outlet of V-arrangement triple valve connects the infusion hard tube.
As a preferred embodiment, angular range between two imports of the V-arrangement triple valve be 90 °-
150°。
As a preferred embodiment, the angle between two imports of the V-arrangement triple valve is 120 °.
As a preferred embodiment, the outlet of the V-arrangement triple valve is threadedly coupled with infusion hard tube.
As a preferred embodiment, the infusion hard tube is PVC material.
As a preferred embodiment, the V-arrangement triple valve is PVC material.
After above-mentioned technical proposal, the beneficial effects of the utility model are: this venous detaining needle passes through three-way cock
It realizes the link of different infusion tubes, and by the fit system of screw thread, easy disassembly, and is arranged on infusion hard tube
There is wrist strap, the wrist location that entire venous detaining needle and hose are fixed on patient can be gone out, is not in the phenomenon that falling off,
And air hole is provided with above wrist strap, it can be very good to breathe freely, avoid patient causes because of wrist strap is dressed for a long time
Skin it is uncomfortable.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model.
In figure, the infusion entrance of 1- first；2- infusion hard tube；3-V shape triple valve；4- interconnecting piece；5- infusion tube；6- is prominent
Ear；The infusion entrance of 7- second；8- wrist strap；9- air hole；The channel 10-；11- thread gluing；12- connection buckle；13- puncturing hole needle.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, this venous detaining needle, the infusion hard tube 2 for being internally provided with channel 10 including one, infusion hard tube 2
One end is provided with a puncturing hole needle 13, and one end of puncturing hole needle 13 is located in infusion hard tube 2 and is fixedly connected with infusion hard tube 2,
And the pin hole of puncturing hole needle 13 is connected to the channel 10 inside infusion hard tube 2, there are two infusions for the other end setting of infusion hard tube 2
Entrance: first infusion entrance 1 and second infusion entrance 7, first infusion entrance 1 and the second input entrance by one switching switch with
Internal screw thread, and first are provided on the end inner wall of the setting of 10 opened/closed of channel, the first infusion port and the second infusion port
Infusion entrance 1 and/or the second infusion entrance 7 by being connected with infusion tube 5 with externally threaded interconnecting piece 4, interconnecting piece 4 with it is defeated
Liquid pipe road is fixedly installed, and is symmetrically arranged with wrist strap 8 on the side for hard tube 2 of being infused, and the both ends of wrist strap 8 are provided with thread gluing 11, wrist
Air hole 9 is provided on band 8.By the connection of infusion tube 5 to defeated medical fluid, different infusions then is realized by switching switch
Entrance is turned on or off, and the venous locations of patient are punctured to using puncturing hole needle 13, are infused patient, and completes one
After secondary infusion, can say that entire venous detaining needle is fixed at the wrist of patient by wrist strap 8, at the same infusion tube 5 with cut
Being threadedly engaged for switch is changed, can be very good the dismounting for realizing infusion tube 5, is dismantled by the realization that thread gluing 11 can be convenient,
And the air hole 9 in thread gluing 11 can breathe freely to fixed position.
Interconnecting piece 4 is hard PVC material, and the end sleeve of infusion tube 5 is set on interconnecting piece 4 and is arranged part sealing and sets
It sets, interconnecting piece 4 is perforative tubular structure, and it is defeated that the first infusion entrance 1 and second is provided on the external peripheral surface of interconnecting piece 4
The external screw thread of the internal screw thread adaptation of liquid entrance 7.Interconnecting piece 4 connects setting on the end surface of infusion tube 5, and there are two prominent ears
6.Interconnecting piece 4 uses medical rigid PVC material, and easy disassembly can make infusion tube 5 by prominent ear 6 with rotating junction 4
The close combination between switching switch.Infusion hard tube 2 be it is transparent, feed liquor situation can be observed, and intuitively in order to make
Wrist strap 8 and infusion hard tube 2 are preferably fixed, and connection buckle 12 is provided on the side surface of infusion hard tube 2, and wrist strap 8 passes through connection
It is fixedly installed after button 12.
Two prominent center line symmetrical settings of the ear 6 about interconnecting piece 4, and two prominent ears 6 are to be rounded the prominent ear of shape
6.Switching switch includes a V-arrangement triple valve 3, and it is defeated that two imports of V-arrangement triple valve 3 are separately connected the first infusion entrance 1 and second
Liquid entrance 7, the outlet connection infusion hard tube 2 of V-arrangement triple valve 3.Angular range between two imports of V-arrangement triple valve 3 is
90°-150°.Angle between two imports of optimal V-arrangement triple valve 3 is 120 °.The outlet and infusion of V-arrangement triple valve 3 are hard
Pipe 2 is threadedly coupled.The infusion hard tube 2 is PVC material.The V-arrangement triple valve 3 is PVC material.It can be made using V-arrangement threeway
The switching in channel 10 is easily carried out between entrance and exit, selection is infused to patient by different infusion entrances.
The working principle of the venous detaining needle is: this venous detaining needle realizes different infusion tubes 5 by three-way cock
Link, and by the fit system of screw thread, easy disassembly, and be provided with wrist strap 8 on infusion hard tube 2 can will be whole
The wrist location that a venous detaining needle and hose are fixed on patient goes out, and is not in the phenomenon that falling off, and wrist strap 8 is set above
It is equipped with air hole 9, can be very good to breathe freely, avoids patient because skin is uncomfortable caused by wearing wrist strap 8 for a long time.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (10)
1. a kind of venous detaining needle, which is characterized in that the infusion hard tube for being internally provided with channel including one, the infusion hard tube
One end is provided with a puncturing hole needle, and one end of the puncturing hole needle is located in the infusion hard tube and fixes with infusion hard tube and connects
It connects, and the pin hole of the puncturing hole needle is connected to the channel inside infusion hard tube, the other end of the infusion hard tube is provided with two
A infusion entrance: the first infusion entrance and the second infusion entrance, the first infusion entrance and the second input entrance pass through all
It changes switch and channel opened/closed is arranged, be provided on the end inner wall of first infusion port and the second infusion port interior
Screw thread, and the first infusion entrance and/or the second infusion entrance are by being connected with infusion tube with externally threaded interconnecting piece, it is described
Interconnecting piece and liquid-transport pipe-line are fixedly installed, and wrist strap, and the both ends setting of wrist strap are symmetrically arranged on the side of the infusion hard tube
There is thread gluing, is provided with air hole on the wrist strap.
2. venous detaining needle according to claim 1, which is characterized in that the interconnecting piece is hard PVC material, is infused soft
The end sleeve of pipe is set on interconnecting piece and is arranged part sealed set, and the interconnecting piece is perforative tubular structure, and interconnecting piece
External peripheral surface on be provided with the first infusion entrance and second infusion entrance internal screw thread adaptation external screw thread.
3. venous detaining needle according to claim 2, which is characterized in that one end table of the interconnecting piece connection infusion tube
There are two prominent ears for setting on face.
4. venous detaining needle according to claim 3, which is characterized in that center of described two prominent ears about interconnecting piece
Line is symmetrical arranged, and described two prominent ears are to be rounded the prominent ear of shape.
5. venous detaining needle according to claim 4, which is characterized in that the switching switch includes a V-arrangement triple valve, V
Two imports of shape triple valve be separately connected the first infusion entrance and second infusion entrance, V-arrangement triple valve outlet connection described in
Infusion hard tube.
6. venous detaining needle according to claim 5, which is characterized in that between two imports of the V-arrangement triple valve
Angular range is 90 ° -150 °.
7. venous detaining needle according to claim 6, which is characterized in that between two imports of the V-arrangement triple valve
Angle is 120 °.
8. venous detaining needle according to claim 7, which is characterized in that the outlet of the V-arrangement triple valve and infusion hard tube
It is threadedly coupled.
9. venous detaining needle according to claim 8, which is characterized in that the infusion hard tube is PVC material.
10. venous detaining needle according to claim 9, which is characterized in that the V-arrangement triple valve is PVC material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821796750.4U CN209154746U (en) | 2018-11-01 | 2018-11-01 | A kind of venous detaining needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821796750.4U CN209154746U (en) | 2018-11-01 | 2018-11-01 | A kind of venous detaining needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209154746U true CN209154746U (en) | 2019-07-26 |
Family
ID=67336402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821796750.4U Expired - Fee Related CN209154746U (en) | 2018-11-01 | 2018-11-01 | A kind of venous detaining needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209154746U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112245713A (en) * | 2020-08-11 | 2021-01-22 | 山东朱氏药业集团有限公司 | Intelligent indwelling needle based on anticoagulation and coagulation coating |
-
2018
- 2018-11-01 CN CN201821796750.4U patent/CN209154746U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112245713A (en) * | 2020-08-11 | 2021-01-22 | 山东朱氏药业集团有限公司 | Intelligent indwelling needle based on anticoagulation and coagulation coating |
| CN112245713B (en) * | 2020-08-11 | 2022-04-19 | 山东朱氏药业集团有限公司 | Intelligent indwelling needle based on anticoagulation and coagulation coating |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210723 Address after: 230000 room 1005, block C, phase II, Zhongjian zhicube, Baohe Economic Development Zone, Hefei, Anhui Patentee after: Hefei Yixing Measuring Instrument Co.,Ltd. Address before: 238000 No. 15 Bantang Road, Juchao District, Chaohu City, Anhui Province Patentee before: He Xiaoli |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190726 |