CN205251644U - Anaesthetic puncture needle - Google Patents
Anaesthetic puncture needle Download PDFInfo
- Publication number
- CN205251644U CN205251644U CN201520821843.8U CN201520821843U CN205251644U CN 205251644 U CN205251644 U CN 205251644U CN 201520821843 U CN201520821843 U CN 201520821843U CN 205251644 U CN205251644 U CN 205251644U
- Authority
- CN
- China
- Prior art keywords
- needle
- closing member
- nook closing
- slide rail
- fixed
- 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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Abstract
The utility model discloses an anaesthetic puncture needle relates to the medical instrument field. Including needle body, needle handle, guide block, outer tube and nook closing member, establish the spout in the outer tube, spout and interior slide rail in the needle body is equipped with, the nook closing member is equipped with the slide rail, be equipped with guiding gutter no. 1 and guiding gutter no. 2 in the slide rail, nook closing member one end is inlayed and is equipped with guide block, and the other end is fixed with the syringe needle pipe, the needle handle be fixed in the needle body outer wall, the needle body through the hookup of sliding of interior slide rail and spout, the nook closing member passes through the hookup of sliding of slide rail and interior spout, guide block includes the nook closing member base, and the nook closing member base is fixed in the nook closing member tip, and the nook closing member base is equipped with roller switch no. 1 and roller switch no. 2. The utility model discloses compact structure, it is more convenient to use, and safe and reliable, has great market spreading value.
Description
Technical field
The utility model relates to medical instruments field, is specifically related to a kind of anaesthetic puncture needle.
Background technology
The patient overwhelming majority that need to be treated surgically need to carry out preoperative anesthesia. Wherein, the instrument that caudal anaesthesia is used is anesthesia spinal needle, and the quality of anesthesia spinal needle has a great impact anesthetic puncture technology. First, anesthetic puncture is longer inject time, and client need is stood larger misery; Secondly when patient is expert at anesthetic puncture because tissue and the clottage puncture needle of cutting easily cause injured nerve root, thereby cause neurotrosis; In addition, postanesthetic complication or sequelae rate are also higher.
Application number is: 201210430685.4, and patent name is: with the anesthesia spinal needle of nook closing member in negative pressure, comprise puncture needle, the interior nook closing member with negative pressure, pin ear, interior nook closing member is hollow, this nook closing member is that non-toxic, colorless transparent plastic is made, and front end is with elastic membrane, and rear end is provided with negative pressure device; Interior nook closing member front end, with elastic membrane, is provided with elastic membrane and switch side opening in negative pressure device.
Application number is: 200710098381.1, patent name is: orbit type lumbar combined puncturing needle, comprise epidural puncture needle, waist puncture needle, and on epidural puncture needle pintle, guiding small pipeline is set, the outer wall of hard pin arranges a groove as track, and the needle point of waist puncture is set to beak-like.
Above-mentioned improvement product is only made local change for a certain problem, could not thoroughly solve the problem due to puncture procedure, the uncontrollable patient of damage of anesthetic puncture injection volume, also anesthetic puncture long problem inject time could not be solved, the serious consequence that can not perform the operation in time may be caused thus.
Summary of the invention
The purpose of this utility model is to provide a kind of anaesthetic puncture needle, solves anesthetic puncture overlong time in prior art, puncture injection amount is uncontrollable and one-handed performance is inconvenient problem.
For solving the problems of the technologies described above, technical scheme provided by the invention is:
A kind of anaesthetic puncture needle, comprises needle body, needle handle, diversion seat, outer tube and nook closing member, in described outer tube, establishes chute; Described needle body is provided with internal chute and interior slide rail; Described nook closing member is provided with slide rail, is provided with guiding gutter one and guiding gutter two in described slide rail, and nook closing member one end is embedded with diversion seat, and the other end is fixed with syringe needle tube; Described needle handle is fixed on needle body outer wall; Described needle body is slidably connected by interior slide rail and chute, and nook closing member is slidably connected by slide rail and internal chute; Described diversion seat comprises nook closing member base, and nook closing member base is fixed on nook closing member end, and nook closing member base is provided with roller switch one and roller switch two.
Preferably, roller switch one and roller switch two are fixed with respectively conduit one and conduit two, and described conduit one and conduit two are individually fixed in guiding gutter one and guiding gutter two.
Preferably, described needle handle downside is fixed with lining, and described lining lower plane is fixed with tap changer, and described tap changer lower end is fixed on outer tube. Tap changer can be preset before injection, prevents puncture position deviation.
Preferably, described syringe needle tube is installed with syringe needle, and described syringe needle end face is calabash shaped, the puncture of being more convenient for.
Preferably, described internal chute, interior slide rail, chute and slide rail can be cross or triangle or regular polygon.
Preferably, the corresponding tap changer of described outer tube outer wall place is provided with support sleeve.
The technical scheme that adopts the utility model to provide, compared with existing known technology, has following beneficial effect: coordinate connection by chute with slide rail, realize while pushing pin and not deflecting, adopt multilayer guide groove to meet puncture needle handling safety reliable; Realize by roller switch closing in time that anaesthetic is injected, avoid occurring unexpected; Realize default paracentesis depth by tap changer, prevent puncture position deviation; Improve the syringe needle puncture of being more convenient for of syringe needle shape. The utility model compact conformation, uses more conveniently, and safe and reliable, has larger market popularization value.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of a kind of embodiment of Fig. 1 the utility model;
The nook closing member axonometric drawing of a kind of embodiment of Fig. 2 the utility model;
Another visual angle structural representation of the nook closing member of a kind of embodiment of Fig. 3 the utility model;
A kind of preferred outer tube structure schematic diagram of Fig. 4 the utility model;
Fig. 5 the utility model outer tube B is to view;
A kind of preferred needle structure schematic diagram of Fig. 6 the utility model;
A kind of preferred needle head structure schematic diagram of Fig. 7 the utility model;
Fig. 8 the utility model syringe needle A is to view.
In figure: 1, needle body, 101, internal chute, 102, interior slide rail, 2, needle handle, 3, diversion seat, 31, roller switch one, 32, roller switch two, 33, nook closing member base, 4, lining, 5, tap changer, 6, outer tube, 601, chute, 7, support sleeve, 8, nook closing member, 81, conduit one, 82, conduit two, 801, slide rail, 802, syringe needle tube, 810, guiding gutter one, 820, guiding gutter two.
Detailed description of the invention
For making object, technical scheme and the advantage of the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiment. Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As Fig. 1-8, a kind of anaesthetic puncture needle, comprises needle body 1, needle handle 2, diversion seat 3, outer tube 6 and nook closing member 8, in described outer tube 6, establishes chute 601; Described needle body 1 is provided with internal chute 101 and interior slide rail 102; Described nook closing member 8 is provided with slide rail 801, is provided with guiding gutter 1 and guiding gutter 2 820 in described slide rail 801, and nook closing member 8 one end are embedded with diversion seat 3, and the other end is fixed with syringe needle tube 802; Described needle handle 2 is fixed on needle body 1 outer wall; Described needle body 1 is slidably connected with chute 601 by interior slide rail 102, and nook closing member 8 is slidably connected by slide rail 801 and internal chute 101; Described diversion seat 3 comprises nook closing member base 33, and nook closing member base 33 is fixed on nook closing member 8 ends, and nook closing member base 33 is provided with roller switch 1 and roller switch 2 32.
Preferably, roller switch 1 and roller switch 2 32 are fixed with respectively conduit 1 and conduit 2 82, and described conduit 1 and conduit 2 82 are individually fixed in guiding gutter 1 and guiding gutter 2 820.
Preferably, described needle handle 2 downsides are fixed with lining 4, and described lining 4 lower planes are fixed with tap changer 5, and described tap changer 5 lower ends are fixed on outer tube 6. Tap changer can be preset before injection, prevents puncture position deviation.
Preferably, syringe needle tube 802 is installed with syringe needle 803, and described syringe needle 803 end faces are calabash shaped. Be more convenient for puncturing.
Preferably, described internal chute 101, interior slide rail 102, chute 601 and slide rail 801 can be cross or triangle or regular polygon.
Preferably, the described corresponding tap changer of outer tube 6 outer walls 5 places are provided with support sleeve 7.
The technical scheme that adopts the utility model to provide, compared with existing known technology, has following beneficial effect: coordinate connection by chute with slide rail, realize while pushing pin and not deflecting, adopt multilayer guide groove to meet puncture needle handling safety reliable; Realize by roller switch closing in time that anaesthetic is injected, avoid occurring unexpected; Realize default paracentesis depth by tap changer, prevent puncture position deviation; Improve the syringe needle puncture of being more convenient for of syringe needle shape. The utility model compact conformation, uses more conveniently, and safe and reliable, has larger market popularization value.
It should be noted that, in this article, relational terms such as the first and second grades is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply and between these entities or operation, have the relation of any this reality or sequentially. And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, article or the equipment that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, article or equipment. The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.
Above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of the each embodiment technical scheme of the utility model.
Claims (6)
1. an anaesthetic puncture needle, comprise needle body (1), needle handle (2), diversion seat (3),Outer tube (6) and nook closing member (8), is characterized in that:
In described outer tube (6), establish chute (601);
Described needle body (1) is provided with internal chute (101) and interior slide rail (102);
Described nook closing member (8) is provided with slide rail (801), and described slide rail is provided with guiding gutter in (801)One (810) and guiding gutter two (820), nook closing member (8) one end is embedded with diversion seat (3),The other end is fixed with syringe needle tube (802);
Described needle handle (2) is fixed on needle body (1) outer wall;
Described needle body (1) is slidably connected by interior slide rail (102) and chute (601), pinCore (8) is slidably connected by slide rail (801) and internal chute (101);
Described diversion seat (3) comprises nook closing member base (33), and nook closing member base (33) is fixed on pinCore (8) end, nook closing member base (33) is provided with roller switch one (31) and roller switch two (32).
2. a kind of anaesthetic puncture needle according to claim 1, is characterized in that, roller is openedPass one (31) and roller switch two (32) are fixed with respectively conduit one (81) and conduit two (82),Described conduit one (81) and conduit two (82) are individually fixed in guiding gutter one (810) and leadIn chute two (820).
3. according to a kind of anaesthetic puncture needle described in claim 1, it is characterized in that, described inNeedle handle (2) downside be fixed with lining (4), described lining (4) lower plane is fixed with pressure regulationSwitch (5), described tap changer (5) lower end is fixed on outer tube (6).
4. according to a kind of anaesthetic puncture needle described in claim 1, it is characterized in that, described inSyringe needle tube (802) is installed with syringe needle (803), and described syringe needle (803) end face is calabash shaped.
5. according to a kind of anaesthetic puncture needle described in claim 1, it is characterized in that, described inInternal chute (101), interior slide rail (102), chute (601) and slide rail (801) be tenFont or triangle or regular polygon.
6. according to a kind of anaesthetic puncture needle described in claim 1-3, it is characterized in that instituteThe corresponding tap changer of outer tube (6) outer wall (5) of stating locates to be provided with support sleeve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520821843.8U CN205251644U (en) | 2015-10-22 | 2015-10-22 | Anaesthetic puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520821843.8U CN205251644U (en) | 2015-10-22 | 2015-10-22 | Anaesthetic puncture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205251644U true CN205251644U (en) | 2016-05-25 |
Family
ID=55993199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520821843.8U Expired - Fee Related CN205251644U (en) | 2015-10-22 | 2015-10-22 | Anaesthetic puncture needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205251644U (en) |
-
2015
- 2015-10-22 CN CN201520821843.8U patent/CN205251644U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 Termination date: 20161022 |