CN209108307U - A kind of puncture needle for anesthesia head - Google Patents
A kind of puncture needle for anesthesia head Download PDFInfo
- Publication number
- CN209108307U CN209108307U CN201821072571.6U CN201821072571U CN209108307U CN 209108307 U CN209108307 U CN 209108307U CN 201821072571 U CN201821072571 U CN 201821072571U CN 209108307 U CN209108307 U CN 209108307U
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- China
- Prior art keywords
- guide
- puncture needle
- cylinder
- screw
- lock
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Abstract
The utility model discloses a kind of puncture needle for anesthesia heads, including guide housings, guide groove, cylinder, limited block, lock-screw, scale plate, upper cover, lid, push-pull rod, spring, piston, connecting tube, injection connector, check valve, connecting hole, speed control rod, speed governing valve, puncture needle, groove body, puncture guide hole and sealing film；The utility model has structurally reasonable simple, production cost is low, it is easy for installation, it is multiple functional, here the position of limited block is adjusted according to paracentesis depth first, lock-screw is unclamped first when specific adjusting, then drive limited block mobile by lock-screw, here the scale plate being arranged, it can be convenient for the distance of understanding limited block movement, also the effect punctured is just improved, then guide hole will be punctured and be attached to anesthesia position, then puncture needle is moved down by cylinder again to be punctured, the speed of speed governing valve is adjusted finally by speed control rod, to make piston that anesthetic is uniformly injected into patient's body under the action of the spring, also the effect of injection is just improved.
Description
Technical field
The utility model relates to medical instruments field, in particular to a kind of puncture needle for anesthesia head.
Background technique
Currently, clinically used in local anaesthesia puncture needle be mainly made of needle body, needle handle and syringe needle, to patient into
When row anesthesia, need to puncture inserting needle manually, the operation is very troublesome, time-consuming and laborious in this way, increases great work to medical worker
Make difficulty, and existing puncture needle for anesthesia greatest service can be fairly simple, addition anesthetic is also more troublesome when in addition anaesthetizing, thus
The effect of anesthesia is seriously affected.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of puncture needle for anesthesia head, solves
Existing puncture needle for anesthesia greatest service can be fairly simple, and addition anesthetic is also more troublesome when in addition anaesthetizing, to seriously affect
The problem of effect of anesthesia.
To solve the above-mentioned problems, the utility model provides a kind of technical solution: a kind of puncture needle for anesthesia head, wound
New point is: including guide housings, guide groove, cylinder, limited block, lock-screw, scale plate, upper cover, lid, push-pull rod, spring,
Piston, injection connector, check valve, connecting hole, speed control rod, speed governing valve, puncture needle, groove body, punctures guide hole and sealing at connecting tube
Film；The guide housings upper left side is equipped with guide groove, and the guide housings lower right side is equipped with groove body, and the guide housings inside is vertical
It is connected with cylinder；The limited block is located at upper left side inside guide housings, and the limited block is also located at the outer side bayonet slot of cylinder
In, it is connected on the right side of limited block center internal screw thread and lock-screw；It is located in guide groove on the right side of the lock-screw, the lock
Step surface is connected with scale plate left side on the left of tight screw；The scale plate is fixedly connected on guide groove left hand external；The upper cover
It is fixedly connected on opening on the upside of guide housings；The piston vertical movable is connected to inner barrel, the piston on the side center
It is fixedly connected with push-pull rod, spring is equipped between the piston-top surface and the lid bottom surface；The lid is fixedly connected on cylinder
Opening on the upside of body；The speed governing valve is located at cylinder underside outlet, the speed governing valve underside outlet and puncture needle upper inlet
It is connected, speed control rod is equipped on the right side of the speed governing valve；It is movably connected in groove body on the right side of the speed control rod；The check valve is fixed
It is connected in the side bayonet slot of cylinder bottom right, the check valve left side outlet is described by being connected on the downside of connecting hole and inner barrel
One-way valve inlet is connected by connecting tube with the outlet of injection connector；The injection connector is located at guide housings right hand external；
The puncture guide hole is located at central interior on the downside of guide housings, and the puncture guide hole internal activity is connected with puncture needle, described to wear
It pierces at guide hole underside outlet and is equipped with sealing film.
Preferably, the surface of the lock-screw left hand external is equipped with anti-skid chequer.
Preferably, the surface of the speed control rod right hand external is equipped with anti-skid chequer.
Preferably, being in bell shape on the upside of the puncture guide hole.
The utility model has the beneficial effects that the utility model have it is structurally reasonable it is simple, production cost is low, easy for installation,
It is multiple functional, it adjusts the position of limited block according to paracentesis depth first here, unclamps lock-screw first when specifically adjusting, then
Drive limited block mobile by lock-screw, the scale plate being arranged here can be convenient for understanding the mobile distance of limited block, also
The effect punctured is improved, guide hole then will be punctured and is attached to anesthesia position, then move down puncture needle by cylinder again and punctured,
The speed that speed governing valve is adjusted finally by speed control rod, to make piston that anesthetic is uniformly injected into trouble under the action of the spring
In person's body, the effect of injection is also just improved, when needing to add anesthetic, is directly inserted into the syringe equipped with anesthetic
It is injected in injection connector, to make anesthetic enter directly into cylinder, to improve the effect that anesthetic is continuously injected
Fruit.
Detailed description of the invention
The present invention is described in detail by the following detailed description and drawings for ease of explanation,.
Fig. 1 is the structural schematic diagram of the utility model.
1- guide housings；2- guide groove；3- cylinder；4- limited block；5- lock-screw；6- scale plate；7- upper cover；8- lid；
9- push-pull rod；10- spring；11- piston；12- connecting tube；13- injects connector；14- check valve；15- connecting hole；16- speed control rod；
17- speed governing valve；18- puncture needle；19- groove body；20- punctures guide hole；21- seals film.
Specific embodiment
As shown in Figure 1, present embodiment uses a kind of following technical scheme: puncture needle for anesthesia head, including guiding
Shell 1, guide groove 2, cylinder 3, limited block 4, lock-screw 5, scale plate 6, upper cover 7, lid 8, push-pull rod 9, spring 10, piston
11, connecting tube 12, injection connector 13, check valve 14, connecting hole 15, speed control rod 16, speed governing valve 17, puncture needle 18, groove body 19, wear
Pierce guide hole 20 and sealing film 21；1 upper left side of guide housings is equipped with guide groove 2, and 1 lower right side of guide housings is equipped with groove body
19, the 1 inside vertical movable of guide housings is connected with cylinder 3；The limited block 4 is located at 1 inside upper left side of guide housings, institute
It states limited block 4 to be also located in the outer side bayonet slot of cylinder 3, be connected on the right side of the central internal screw thread of the limited block 4 and lock-screw 5；Institute
It states and is located in guide groove 2 on the right side of lock-screw 5, the 5 left side step surface of lock-screw is connected with 6 left side of scale plate；The quarter
Degree plate 6 is fixedly connected on 2 left hand external of guide groove；The upper cover 7 is fixedly connected on 1 upside opening of guide housings；The piston
11 vertical movables are connected to inside cylinder 3, and 11 central upper of piston is fixedly connected with push-pull rod 9,11 top surface of piston
Spring 10 is equipped between 8 bottom surface of lid；The lid 8 is fixedly connected on 3 upside opening of cylinder；The speed governing valve 17
It is located at 3 underside outlet of cylinder, 17 underside outlet of speed governing valve is connected with 18 upper inlet of puncture needle, the speed governing valve 17
Right side is equipped with speed control rod 16；It is movably connected in groove body 19 on the right side of the speed control rod 16；The check valve 14 is fixedly connected on cylinder
In 3 bottom right side bayonet slot of body, 14 left side outlet of check valve is connected by connecting hole 15 with 3 inner lower of cylinder, the list
It is connected to 14 entrance of valve by connecting tube 12 with the outlet of injection connector 13；It is right that the injection connector 13 is located at guide housings 1
Outside side；The puncture guide hole 20 is located at 1 downside central interior of guide housings, and 20 internal activity of puncture guide hole, which is connected with, to be worn
Pricker 18 is equipped with sealing film 21 at 20 underside outlet of puncture guide hole.
Wherein, the surface of 5 left hand external of lock-screw is equipped with anti-skid chequer；The table of 16 right hand external of speed control rod
Face is equipped with anti-skid chequer；It is in bell shape on the upside of the puncture guide hole 20.
The use state of the utility model are as follows: the utility model have it is structurally reasonable it is simple, production cost is low, installation side
Just, multiple functional, in use, adjusting the position of limited block 4 according to paracentesis depth first, locking screw is unclamped first when specifically adjusting
Nail 5 then drives limited block 4 mobile by lock-screw 5, the scale plate 6 being arranged here, can move convenient for understanding limited block 4
Dynamic distance also just improves the effect punctured, then will puncture guide hole 20 and is attached to anesthesia position, then makes to wear by cylinder 3 again
Pricker 18, which moves down, to be punctured, and the speed of speed governing valve 17 is adjusted finally by speed control rod 16, to make under the action of spring 10
Anesthetic is uniformly injected into patient's body by piston 11, also just improves the effect of injection, when needing to add anesthetic, directly
It connects for the syringe equipped with anesthetic to be inserted into injection connector 13 and inject, so that anesthetic be made to enter directly into cylinder 3
In, to improve the effect that anesthetic is continuously injected.
The basic principles and main features of the present invention and the advantages of the present invention, current row has been shown and described above
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention, the utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (4)
1. a kind of puncture needle for anesthesia head, it is characterised in that: including guide housings (1), guide groove (2), cylinder (3), limited block
(4), lock-screw (5), scale plate (6), upper cover (7), lid (8), push-pull rod (9), spring (10), piston (11), connecting tube
(12), connector (13), check valve (14), connecting hole (15), speed control rod (16), speed governing valve (17), puncture needle (18), groove body are injected
(19), guide hole (20) and sealing film (21) are punctured；
Guide housings (1) upper left side is equipped with guide groove (2), and guide housings (1) lower right side is equipped with groove body (19), described to lead
Cylinder (3) are connected with to the internal vertical movable of shell (1)；
The limited block (4) is located at the internal upper left side of guide housings (1), and the limited block (4) is also located at cylinder (3) outer side bayonet slot
In, it is connected on the right side of the central internal screw thread of the limited block (4) and lock-screw (5)；
It is located in guide groove (2) on the right side of the lock-screw (5), step surface and scale plate (6) left side on the left of the lock-screw (5)
Face is connected；
The scale plate (6) is fixedly connected on guide groove (2) left hand external；
The upper cover (7) is fixedly connected on opening on the upside of guide housings (1)；
Piston (11) vertical movable is connected to cylinder (3) inside, and piston (11) central upper is fixedly connected with push-and-pull
Bar (9) is equipped with spring (10) between piston (11) top surface and the lid (8) bottom surface；
The lid (8) is fixedly connected on opening on the upside of cylinder (3)；
The speed governing valve (17) is located at cylinder (3) underside outlet, on speed governing valve (17) underside outlet and puncture needle (18)
Side entrance is connected, and is equipped with speed control rod (16) on the right side of the speed governing valve (17)；
It is movably connected in groove body (19) on the right side of the speed control rod (16)；
The check valve (14) is fixedly connected in the side bayonet slot of cylinder (3) bottom right, and check valve (14) left side outlet passes through company
It connects hole (15) to be connected with cylinder (3) inner lower, check valve (14) entrance passes through connecting tube (12) and injection connector
(13) outlet is connected；
The injection connector (13) is located at guide housings (1) right hand external；
The puncture guide hole (20) is located at central interior on the downside of guide housings (1), puncture guide hole (20) the internal activity connection
Have puncture needle (18), sealing film (21) is equipped at puncture guide hole (20) underside outlet.
2. a kind of puncture needle for anesthesia head according to claim 1, it is characterised in that: outer on the left of the lock-screw (5)
The surface in portion is equipped with anti-skid chequer.
3. a kind of puncture needle for anesthesia head according to claim 1, it is characterised in that: speed control rod (16) right hand external
Surface be equipped with anti-skid chequer.
4. a kind of puncture needle for anesthesia head according to claim 1, it is characterised in that: be on the upside of the puncture guide hole (20)
Bell shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821072571.6U CN209108307U (en) | 2018-07-08 | 2018-07-08 | A kind of puncture needle for anesthesia head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821072571.6U CN209108307U (en) | 2018-07-08 | 2018-07-08 | A kind of puncture needle for anesthesia head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209108307U true CN209108307U (en) | 2019-07-16 |
Family
ID=67196025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821072571.6U Expired - Fee Related CN209108307U (en) | 2018-07-08 | 2018-07-08 | A kind of puncture needle for anesthesia head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209108307U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110354340A (en) * | 2019-07-28 | 2019-10-22 | 朱世新 | It is a kind of automatic injection and the adjustable syringe of paracentesis depth |
| CN112618874A (en) * | 2021-02-09 | 2021-04-09 | 上海倍莱弗科技有限公司 | Injection protection device for intramuscular injection device |
| CN114732990A (en) * | 2021-11-10 | 2022-07-12 | 南京市河西医院有限公司 | FASANELLA injector for eyelid molding operation and method thereof |
-
2018
- 2018-07-08 CN CN201821072571.6U patent/CN209108307U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110354340A (en) * | 2019-07-28 | 2019-10-22 | 朱世新 | It is a kind of automatic injection and the adjustable syringe of paracentesis depth |
| CN110354340B (en) * | 2019-07-28 | 2021-12-24 | 奉节县妇幼保健院(奉节县妇幼保健计划生育服务中心) | Automatic injection and puncture depth adjustable injector |
| CN112618874A (en) * | 2021-02-09 | 2021-04-09 | 上海倍莱弗科技有限公司 | Injection protection device for intramuscular injection device |
| CN114732990A (en) * | 2021-11-10 | 2022-07-12 | 南京市河西医院有限公司 | FASANELLA injector for eyelid molding operation and method thereof |
| CN114732990B (en) * | 2021-11-10 | 2024-05-07 | 南京市河西医院有限公司 | FASANELLA injector for eyelid molding operation and method thereof |
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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: 20190716 Termination date: 20200708 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |