CN103083062A - Casing - Google Patents
Casing Download PDFInfo
- Publication number
- CN103083062A CN103083062A CN201110347530XA CN201110347530A CN103083062A CN 103083062 A CN103083062 A CN 103083062A CN 201110347530X A CN201110347530X A CN 201110347530XA CN 201110347530 A CN201110347530 A CN 201110347530A CN 103083062 A CN103083062 A CN 103083062A
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- Prior art keywords
- hole
- sleeve pipe
- trachea
- casing
- knob
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Abstract
The invention discloses a casing. The casing is provided with a small hole communicated with the inside of the casing, and an air connecting pipe is vertically fixed on the casing outwards and coaxial with the small hole; a first through hole and a second through hole are opened on the outer wall of the air connecting pipe; the first through hole is communicated with the small hole, and the second through hole is communicated with the inside of the air connecting pipe; a baffle for blocking is positioned between the first through hole and the second through hole, and the section diameter of the baffle is equal to the outer diameter of the air connecting pipe; and a knob is arranged on the periphery of the air connecting pipe, and rotation of the knob enables the casing to switch between an air disconnection position and an connection position. The casing has the advantages that the structure of a rotary joint for connecting or cutting an air source and the position arrangement with the casing are more reasonable than those of the prior art, the casing cannot be touched by doctors easily during an operation process, therefore the air leakage risk in operation is avoided, and the safety factor is improved.
Description
Technical field
The present invention relates to a kind of perforator, relate in particular to a kind of sleeve pipe of perforator, belong to technical field of medical instruments.
Background technology
Perforator is a kind ofly to pierce through stomach wall and for other Minimally Invasive Surgery apparatuses enter the operating theater instruments that body cavity provides passage, belong to a kind of Minimally Invasive Surgery apparatus.
Perforator generally includes as the sleeve pipe of other operating theater instruments admission passages and the puncturing lever in the described sleeve pipe.For transdermal, first cut epiderm skin with scalpel, then puncturing lever penetrates stomach wall and enters body cavity.Exert pressure by the near-end to described puncturing lever, stomach wall is passed at the tip that promotes described puncturing lever, until it enters body cavity.After perforator enters body cavity, extract puncturing lever out, sleeve pipe just can be used as the mis instruments passage of carrying out endo-surgical and splanchnoscopy operation.
Chinese patent 200510130187.8 has disclosed a kind of sleeve pipe of prior art, which is provided with a trachea, and this trachea comes UNICOM by an air valve or cuts off the path of sleeve pipe and source of the gas.But this air valve is arranged on trachea, can rotate around this trachea, and from sleeve pipe very close to, it is convenient not operate, often can occur being encountered because of carelessness by the doctor in operation process and causes leaking gas.
Summary of the invention
The object of the invention is to solve above-mentioned technical problem, propose a kind of sleeve pipe of perforator simple in structure.
Purpose of the present invention will be achieved by the following technical programs:
A kind of sleeve pipe offers the aperture that always wears tube wall, and described aperture communicates with the inside of described sleeve pipe, outwards vertically is fixed with a trachea with respect to the aperture place on described sleeve pipe, and described trachea and aperture are coaxial; Offer the first through hole and the second through hole on the outer wall of described trachea; Described the first through hole and aperture conducting, the inner passage conducting of described the second through hole and trachea; Have a dividing plate to block between described the first through hole and the second through hole, the diameter of section of described dividing plate equals the external diameter of described trachea; The periphery of described trachea is arranged with a knob, is provided with a groove in described knob, and the rotatablely moving of knob makes sleeve pipe switch between position and ventilation position dying; When sleeve pipe when dying the position, relative closure between described the first through hole and the second through hole; When sleeve pipe during at ventilation position, between described the first through hole and the second through hole by the groove conducting.
Preferably, described the first through hole is parallel with the axis of the second through hole.
Preferably, dying between position and ventilation position of described sleeve pipe is 90 degree phase contrasts.
Preferably, described knob periphery is provided with a projection that is used to indicate, and is the position of dying of sleeve pipe when projection is in lengthwise position, is the ventilation position of sleeve pipe when projection is in the lateral attitude.
Beneficial effect of the present invention is mainly reflected in: be used for UNICOM or cut off source of the gas swivel joint structure and with the position of sleeve pipe arrange more reasonable than prior art, make the doctor be difficult to encounter in operation process, so just avoid the danger of gas leakage in the operation, improved safety coefficient.
Description of drawings
Fig. 1 is the front view of sleeve pipe of the present invention.
Fig. 2 is the explosive view of sleeve pipe of the present invention.
Fig. 3 is the schematic cross-section of sleeve pipe of the present invention when dying the position.
Fig. 4 is the schematic cross-section of sleeve pipe of the present invention when ventilation position.
The specific embodiment
The invention provides a kind of sleeve pipe 10, as depicted in figs. 1 and 2, offer the aperture 11 that always wears tube wall on described sleeve pipe 10, described aperture 11 communicates with the inside of described sleeve pipe 10.
Outwards vertically be fixed with a trachea 1 with respect to aperture 11 places on described sleeve pipe 10, described trachea 1 is coaxial with aperture 11, and the outside one end of described trachea 1 connects source of the gas.
Offer the first through hole 3 and the second through hole 4 on the outer wall of described trachea.Described the first through hole 3 and aperture 11 conductings; Inner passage 2 conductings of described the second through hole 4 and trachea, namely the second through hole 4 and inner passage 2 all the time with the source of the gas conducting.
Have a dividing plate 5 to block between described the first through hole 3 and the second through hole 4, the diameter of section of described dividing plate 5 equals the external diameter of described trachea 1.
The periphery of described trachea 1 is arranged with a knob 7, and described knob 7 is enclosed within the outside of the first through hole 3 and the second through hole 4.Be provided with a groove 8 in described knob 7, the rotatablely moving of knob 7 makes sleeve pipe 10 switch between position and ventilation position dying.
When making knob and sleeve pipe, rotary knob 7 is in shown in Figure 3 dying during the position, stopped up by knob between described the first through hole 3 and the second through hole 4, dividing plate 5 is also from the conducting of described inside pipe casing blocking-up aperture 11 and source of the gas like this, and described jacket exterior origin can not enter perforator inside, stops inflation.
When rotary knob 7 makes knob and sleeve pipe be in ventilation position shown in Figure 4, the groove of described knob inside is over against the first through hole 3 and the second through hole 4, make between the first through hole 3 and the second through hole 4 by groove 8 conductings, gas just can be from the inner passage 2 of trachea like this, passing successively the second through hole 4, groove 8, the first through hole 3 enters in aperture 11, then enter inside pipe casing, namely inflate.
Preferably, described the first through hole 3 is parallel with the axis of the second through hole 4, and cut is close mutually.Like this groove 8 on knob 7 can design ground less.Described knob periphery is provided with anti-slip veins, makes the more comfortable rotary knob of operator, and is non-slip.Described knob periphery also arranges a projection, is used to indicate position of rotation, helps operator's judgement to be in and connects gas position or the position of dying.In this preferred embodiment, by being arranged on the position-limit mechanism on trachea 1 or knob 7, making dying between position and ventilation position of described sleeve pipe is 90 degree phase contrasts, and this position-limit mechanism has a variety of, such as the boss with phase contrast, groove etc.
In assembling process, first knob 7 is set in the outside of trachea 1, this sheathed structure is spacing fool-proof mechanism equally all; Then trachea 1 is inserted and is fastened on sleeve pipe, the stopping means that the breach 6 on trachea 1 circumferentially rotates as trachea 1.
The present invention still has numerous embodiments, and all employing equivalents or equivalent transformation and all technical schemes of forming are within all dropping on protection scope of the present invention.
Claims (4)
1. a sleeve pipe, offer the aperture that always wears tube wall, and described aperture communicates with the inside of described sleeve pipe, it is characterized in that:
Outwards vertically be fixed with a trachea with respect to the aperture place on described sleeve pipe, described trachea and aperture are coaxial;
Offer the first through hole and the second through hole on the outer wall of described trachea; Described the first through hole and aperture conducting, the inner passage conducting of described the second through hole and trachea;
Have a dividing plate to block between described the first through hole and the second through hole, the diameter of section of described dividing plate equals the external diameter of described trachea;
The periphery of described trachea is arranged with a knob, is provided with a groove in described knob, and the rotatablely moving of knob makes sleeve pipe switch between position and ventilation position dying;
When sleeve pipe when dying the position, relative closure between described the first through hole and the second through hole;
When sleeve pipe during at ventilation position, between described the first through hole and the second through hole by the groove conducting.
2. sleeve pipe according to claim 1, it is characterized in that: described the first through hole is parallel with the axis of the second through hole.
3. sleeve pipe according to claim 1 is characterized in that: dying between position and ventilation position of described sleeve pipe is 90 degree phase contrasts.
4. sleeve pipe according to claim 3, it is characterized in that: described knob periphery is provided with a projection that is used to indicate, and is the position of dying of sleeve pipe when projection is in lengthwise position, is the ventilation position of sleeve pipe when projection is in the lateral attitude.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110347530XA CN103083062A (en) | 2011-11-07 | 2011-11-07 | Casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110347530XA CN103083062A (en) | 2011-11-07 | 2011-11-07 | Casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103083062A true CN103083062A (en) | 2013-05-08 |
Family
ID=48196561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110347530XA Pending CN103083062A (en) | 2011-11-07 | 2011-11-07 | Casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103083062A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105962997A (en) * | 2016-04-16 | 2016-09-28 | 江苏风和医疗器材有限公司 | Puncture device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3298391A (en) * | 1967-01-17 | Two way flow anti-siphon valve assembly | ||
| US4592747A (en) * | 1984-06-18 | 1986-06-03 | Parker-Hannifin Corporation | Fluid flow sensor |
| CN2553749Y (en) * | 2002-07-25 | 2003-06-04 | 王水良 | Puncture trocar |
| US20110087159A1 (en) * | 2009-10-08 | 2011-04-14 | Parihar Shailendra K | Trocar Assembly |
| CN102138820A (en) * | 2010-11-17 | 2011-08-03 | 苏州天臣国际医疗科技有限公司 | Sleeve component |
| CN202313635U (en) * | 2011-11-07 | 2012-07-11 | 苏州天臣国际医疗科技有限公司 | Casing pipe |
-
2011
- 2011-11-07 CN CN201110347530XA patent/CN103083062A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3298391A (en) * | 1967-01-17 | Two way flow anti-siphon valve assembly | ||
| US4592747A (en) * | 1984-06-18 | 1986-06-03 | Parker-Hannifin Corporation | Fluid flow sensor |
| CN2553749Y (en) * | 2002-07-25 | 2003-06-04 | 王水良 | Puncture trocar |
| US20110087159A1 (en) * | 2009-10-08 | 2011-04-14 | Parihar Shailendra K | Trocar Assembly |
| CN102138820A (en) * | 2010-11-17 | 2011-08-03 | 苏州天臣国际医疗科技有限公司 | Sleeve component |
| CN202313635U (en) * | 2011-11-07 | 2012-07-11 | 苏州天臣国际医疗科技有限公司 | Casing pipe |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105962997A (en) * | 2016-04-16 | 2016-09-28 | 江苏风和医疗器材有限公司 | Puncture device |
| CN105962997B (en) * | 2016-04-16 | 2020-02-18 | 江苏风和医疗器材股份有限公司 | Puncture outfit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130508 |