CN102631233B - Puncture cannula for gall bladder puncture - Google Patents
Puncture cannula for gall bladder puncture Download PDFInfo
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- CN102631233B CN102631233B CN201210088669.1A CN201210088669A CN102631233B CN 102631233 B CN102631233 B CN 102631233B CN 201210088669 A CN201210088669 A CN 201210088669A CN 102631233 B CN102631233 B CN 102631233B
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- flange
- puncture casing
- puncture
- annular flange
- trocar sheath
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Abstract
The invention provides a puncture cannula for gall bladder puncture. The puncture cannula comprises a clamping component for clamping the wall of the gall bladder of a patient. When the puncture cannula is used for gall bladder preservation surgeries, gall bladder bottom stitching and gall bladder suspension operations can be omitted, surgery time is greatly shortened, and surgery operation is more convenient.
Description
Technical field
The present invention relates to a kind of puncture casing, relate in particular to and a kind ofly get polyp when operation for carrying out the puncture casing of gallbladder puncture carrying out gallbladder calculus-fetching or gallbladder.
Background technology
Reservation gallbladder cuts and gets stone (or polyp excision) operation is the new-type Minimally Invasive Surgery of carrying out in recent years, because its wound is little, it is fast to recover, in the time for the treatment of cholelithiasis (or polyp excision), retain again gallbladder function, be therefore used widely clinically.
At present Wicresoft's scope is protected but operation formula has multiplely, mainly contains little otch scope and protects but get stone (or polyp excision) art and laparoscopy-assisted little otch scope is protected but gets stone (or polyp excision) art.For guaranteeing surgical effect, operation process is made mouth at gallbladder, is got the principle that maintains with recover that the operations such as stone (polyp) and the reparation of gallbladder otch all will incorporate the theory of Wicresoft and be conducive to gallbladder function.Little otch protect gallbladder take stone (polyp excision) art is applicable to the patient who is positioned under arcus costarum at the bottom of gallbladder, stomach wall is thinner.This art formula needs B ultrasonic to determine position at the bottom of gallbladder, under sustainable epidural anesthesia or general anesthesia under costal margin celiotomy incision, will at the bottom of gallbladder, mention incision of abdominal wall, under direct-view, get stone or extract polyp.That this operation has is convenient, fast, the less hydrops of intraperitoneal, expense are few.Laparoscopy-assisted little otch protect gallbladder take stone is performed the operation the scope of application as above, but preoperative without B ultrasonic location at the bottom of property gallbladder.Under peritoneoscope, find gallbladder, under photopic vision, fulgerize and cut gallbladder bottom, then under the observation of biliary tract warp, with basket, take out calculus or polyp, finally with absorbing silk thread seam, close gallbladder otch.When but this method often easily causes bile and uses gallbladder mirror, normal saline used is excessive and pollute abdominal cavity, increases the trouble and the operating time that clean abdominal cavity.
In addition, at little otch scope, protect but get stone (or polyp excision) art and laparoscopy-assisted little otch scope is protected but gets in the operation process of stone (or polyp excision) art, by mentioning incision of abdominal wall at the bottom of gallbladder, need two-wire to sew up gallbladder bottom suspention gallbladder, operation easier is large, extend the time of whole operation, strengthened patient's burden.
summary of the invention
Given this, the invention provides a kind of new for carrying out the puncture casing of gallbladder puncture.While utilizing puncture casing provided by the present invention to protect gallbladder operation, can sew up the operation of gallbladder bottom and suspention gallbladder, greatly shorten the time of operation, and made operation technique convenient.
Puncture casing provided by the present invention comprises that described puncture casing comprises for clamping the hold assembly of gallbladder wall.For example, described puncture casing can comprise core pin, inner sleeve, the trocar sheath of socket successively, on the outer peripheral face of described inner sleeve, is provided with annular flange flange, and the external diameter of described annular flange flange is identical with the external diameter of described trocar sheath.Annular flange flange on puncture casing and the end face of trocar sheath can be formed for clamping the hold assembly of gallbladder wall.When adopting puncture casing provided by the present invention to protect gallbladder operation, when puncture casing by skin penetrating to after in gallbladder, can utilize this clamp structure to clamp gallbladder wall, then core pin is extracted out, just can be got stone (or polyp excision) or other auxiliary operation technique by the passage in inner sleeve.Another the useful technique effect that utilizes clamp structure to clamp gallbladder wall is can conveniently to observe from the angle between peripheral operation puncture casing conversion puncture casing and gallbladder wall, and can not form because puncture casing inserts gallbladder too far operation blind area.
For the clamp structure that annular flange flange and trocar sheath are formed can clamp more firmly by gallbladder wall, preferably, the end face contacting with described annular flange flange of the anchor ring contacting with end face described trocar sheath described annular flange flange and described trocar sheath is set to fit tightly.More preferably, the end face contacting with described annular flange flange of the anchor ring contacting with end face described trocar sheath described annular flange flange and described trocar sheath is smooth flat.Most preferably, the serrated face of the end face contacting with described annular flange flange of the anchor ring contacting with end face described trocar sheath described annular flange flange and described trocar sheath for fitting tightly.
For can be by certain external force, and the clamping that keeps clamp structure without manual operation, preferably, described puncture casing also comprises stage clip, described compression spring sleeve is connected on outside described inner sleeve.Like this, stage clip can provide suitable clamping force.Described puncture casing can be configured under the effect of described stage clip, and described annular flange flange and described trocar sheath fit tightly.
In addition, the inner sleeve of puncture casing provided by the present invention and annular flange flange can be formed in one, and namely, inner sleeve and annular flange flange are processed into one, also can be by inner sleeve and annular flange flange separate machined, and after processing, assembling is shaped.
The inner sleeve of puncture casing provided by the present invention, trocar sheath, core pin can be plastic material as required, also can be stainless steel or other material.
The useful technique effect that utilizes puncture casing provided by the present invention to protect gallbladder operation is: reduce operation technique program, shorten operation time, make to get stone or polyp and extract conveniently, and can avoid forming because puncture casing inserts gallbladder too far the blind area of performing the operation.
Below with reference to accompanying drawing, the technique effect of design of the present invention, concrete structure and generation is described further, so that those skilled in the art understands object of the present invention, feature and effect fully.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of specific embodiment of puncture casing provided by the present invention.
Fig. 2 is the STRUCTURE DECOMPOSITION schematic diagram of a kind of specific embodiment of puncture casing provided by the present invention.
The specific embodiment
Fig. 1 and Fig. 2 show a kind of concrete embodiment that obtains puncture casing provided by the present invention.As depicted in figs. 1 and 2, the puncture casing in this embodiment comprises core pin 1, inner sleeve 2, trocar sheath 3, and inner sleeve 2 is socketed in outside core pin, and trocar sheath 3 is socketed in outside inner sleeve 2.
On the outer peripheral face of inner sleeve 2, be provided with annular flange flange 21, be positioned at the end of inner sleeve 2.The external diameter of this annular flange flange 21 is identical with the external diameter of trocar sheath 3, and can fit tightly with trocar sheath 3.After the flange 21 that goes in ring fits tightly with trocar sheath 3, the surface that the surface of the puncture part of whole puncture casing is smooth and continuous, so not further injured skin and gallbladder wall when puncturing.
In this embodiment, the anchor ring that end face 31 annular flange flange 21 and trocar sheath contacts and the serrated face of the end face contacting with annular flange flange of trocar sheath 31 for fitting tightly.Like this, the clamp structure that can make annular flange 21 and trocar sheath 3 form clamps more firmly by gallbladder wall, be not easy to come off, and better tightness.
The puncture casing of this embodiment also comprises stage clip 4, and stage clip 4 is socketed in outside described inner sleeve.Under the effect of stage clip 4, annular flange flange 21 and trocar sheath 3 fit tightly.When puncturing, after annular flange flange 21 and trocar sheath 3 fit tightly, the surface that the surface of the puncture of whole puncture casing part is smooth and continuous.After puncture casing is punctured in gallbladder, can manually by past, pulls back, and utilize easily the serrated face of annular flange flange 21 and the sawtooth end face of trocar sheath that gallbladder wall is clamped.
In this embodiment, an end 11 of core pin is conical, when puncturing, can utilize electric hook or other Centesis instruments tentatively to puncture to skin or gallbladder, then by puncture casing by skin penetrating in gallbladder.
More than describe preferred embodiment of the present invention in detail.The ordinary skill that should be appreciated that this area just can design according to the present invention be made many modifications and variations without creative work.Therefore, all technical staff in the art, all should be in the determined protection domain by claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (9)
1. one kind for carrying out the puncture casing of gallbladder puncture, it is characterized in that, described puncture casing comprises core pin, inner sleeve, the trocar sheath of socket successively, on the outer peripheral face of described inner sleeve, be provided with annular flange flange, the external diameter of described annular flange flange is identical with the external diameter of described trocar sheath, and the end face of described annular flange flange and described trocar sheath is formed for clamping the hold assembly of gallbladder wall.
2. puncture casing as claimed in claim 1, wherein, the end face contacting with described annular flange flange of the anchor ring contacting with end face described trocar sheath described annular flange flange and described trocar sheath is set to fit tightly.
3. puncture casing as claimed in claim 2, wherein, the serrated face of the end face contacting with described annular flange flange of the anchor ring contacting with end face described trocar sheath described annular flange flange and described trocar sheath for fitting tightly.
4. puncture casing as claimed in claim 2, wherein, described puncture casing also comprises stage clip, described compression spring sleeve is connected on outside described inner sleeve.
5. puncture casing as claimed in claim 4, wherein, described puncture casing is configured under the effect of described stage clip, and described annular flange flange and described trocar sheath fit tightly.
6. puncture casing as claimed in claim 2, wherein, described inner sleeve and annular flange flange are formed in one.
7. puncture casing as claimed in claim 2, wherein, the material of described inner sleeve and annular flange flange is plastics.
8. puncture casing as claimed in claim 1, wherein, described annular flange flange is positioned at the end of described inner sleeve.
9. puncture casing as claimed in claim 1, wherein, an end of described core pin is conical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210088669.1A CN102631233B (en) | 2012-03-29 | 2012-03-29 | Puncture cannula for gall bladder puncture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210088669.1A CN102631233B (en) | 2012-03-29 | 2012-03-29 | Puncture cannula for gall bladder puncture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102631233A CN102631233A (en) | 2012-08-15 |
| CN102631233B true CN102631233B (en) | 2014-05-07 |
Family
ID=46615928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210088669.1A Active CN102631233B (en) | 2012-03-29 | 2012-03-29 | Puncture cannula for gall bladder puncture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102631233B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203693849U (en) * | 2013-09-03 | 2014-07-09 | 陈琪 | Disposable fistulization system with outer sheath pipe |
| CN109793555A (en) * | 2017-11-17 | 2019-05-24 | 英济股份有限公司 | Puncture outfit |
| CN109394314A (en) * | 2018-11-06 | 2019-03-01 | 上海黎欧生物科技有限公司 | A kind of novel gall-bladder puncture cannula |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4115548C2 (en) * | 1990-05-17 | 1996-11-21 | Storz Karl | Surgical forceps for use in laparoscopy |
| DE4114311A1 (en) * | 1991-05-02 | 1992-11-12 | Harald Heidmueller | EXTRACTOR |
| CN1057905C (en) * | 1993-06-16 | 2000-11-01 | 洛马林达大学医学中心 | Trocar facilitator for endoscopic surgery |
| US6051005A (en) * | 1997-09-26 | 2000-04-18 | Brandsey; Edward P. | Laparoscopic knife |
| CN201379622Y (en) * | 2009-03-20 | 2010-01-13 | 丁钋 | Laparoscopic cholecystectomy specimen forceps |
| CN101791248B (en) * | 2009-09-25 | 2011-04-27 | 大连星维康生物技术有限公司 | Gallbladder polypus cutter |
-
2012
- 2012-03-29 CN CN201210088669.1A patent/CN102631233B/en active Active
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| Publication number | Publication date |
|---|---|
| CN102631233A (en) | 2012-08-15 |
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| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20120815 Assignee: Shanghai Li Ou Biological Technology Co., Ltd. Assignor: Shanghai East Hospital Contract record no.: 2017310000058 Denomination of invention: Puncture cannula for gall bladder puncture Granted publication date: 20140507 License type: Exclusive License Record date: 20171030 |
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| EE01 | Entry into force of recordation of patent licensing contract |