CN109394314A - A kind of novel gall-bladder puncture cannula - Google Patents
A kind of novel gall-bladder puncture cannula Download PDFInfo
- Publication number
- CN109394314A CN109394314A CN201811311912.5A CN201811311912A CN109394314A CN 109394314 A CN109394314 A CN 109394314A CN 201811311912 A CN201811311912 A CN 201811311912A CN 109394314 A CN109394314 A CN 109394314A
- Authority
- CN
- China
- Prior art keywords
- air bag
- clamping air
- clamping
- gall
- inner sleeve
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
- A61B17/3423—Access ports, e.g. toroid shape introducers for instruments or hands
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
- A61B2017/3445—Cannulas used as instrument channel for multiple instruments
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of novel gall-bladder puncture cannulas, including sheath shell and the inner sleeve and outer tube that are successively set with, inner sleeve tail end is provided with the first clamping air bag, outer tube tail end is provided with the second clamping air bag, first clamping air bag is communicated with the first gas ducting, and the second clamping air bag is communicated with the second gas ducting；It is shrivelled shape when the first clamping air bag and non-aerating the second clamping air bag, and is attached at inner sleeve and housing pipe outer wall, outer tube can be freely set on sheath shell；It is the full shape of annular after the first clamping air bag and the inflation of the second clamping air bag; the anchor ring that first clamping air bag is in contact with the second clamping air bag is used to clamp the gallbladder wall of gall-bladder incision; the present invention utilizes the flexibility characteristics of clamping air bag; it plays a very good protection to gallbladder wall; the tightness of clamping can be by pulling inner sleeve to be adjusted simultaneously; fast and easy, and area is smaller when clamping air bag unaerated, and notch support will not be made big and cause the phenomenon for finally clamping inaccuracy.
Description
Technical field
The present invention relates to field of medical device, specially a kind of novel gall-bladder puncture cannula.
Background technique
Laparoscopic surgery is the invasive methods that a new development is got up, it is to be several diameter 3- in the different parts of abdomen
12 millimeters of small notch is inserted into pick-up lens and various special surgical instruments by these small notch, intraperitoneal by being inserted into
For imaging system by the image transmitting of intraperitoneal situation to external display screen, doctor shows situation in screen abdomen by observation,
It is operable to complete operation in vitro with various surgical instruments, in the operation that laparoscopic cholecystectomy takes stone, first with abdominal cavity
Mirror finds gall-bladder, the fulguration incision gallbladder bottom under photopic vision, then takes out calculus using special instrument under the observation of choledochoscope
Or polyp, gallbladder wall notch finally is closed with absorbable silk thread seam, but this method tends to cause bile and use repeatedly
Physiological saline used is excessive when gall-bladder mirror and the trouble and operating time in abdominal cavity are cleaned in pollution abdominal cavity, increase；As tied in gall-bladder
When stone or excessive polyp, when needing choledochoscope repeatedly to pass in and out to take stone or polyp, without in vitro to gall-bladder direct path, laparoscope is needed every time
Instrument auxiliary makes choledochoscope enter gall-bladder chamber, until operating time is longer and cumbersome.
China's puncture cannula for being used to carry out gall-bladder puncture new application No. is one kind disclosed in CN102631233A, should
Puncture cannula provided by patent includes clamping component for clamping the wall of the gall bladder of a patient, is fitted closely used by hold assembly
The hard annular flange and outer tube of serrated face when carrying out protecting gallbladder operation using this kind of puncture cannula, can not have to carry out suture gallbladder
The operation of capsule bottom and suspention gall-bladder, substantially reduces the time of operation, and make surgical procedure more convenient, but is performing the operation
When gallbladder wall it is relatively thin and fragile, using the method for clamping of this kind of structure be easy to damage gallbladder wall, to the subsequent suture of gallbladder wall
With restore all the presence of certain hidden danger, and when inner sleeve of hard annular is charged into gall-bladder, can support the notch of gallbladder wall greatly,
To keeping hard inner sleeve and outer tube inaccurate to the clamping of gallbladder wall, and cannot be completely enclosed to gallbladder wall notch.
Summary of the invention
The problem of for background technique, the present invention provides a kind of novel gall-bladder puncture cannulas.
To achieve the above object, the invention provides the following technical scheme: a kind of novel gall-bladder puncture cannula, including sheath shell,
It is interspersed in the sheath shell and protects bile set pipe, guarantor's bile set pipe includes the inner sleeve and outer tube being successively set with, the inner sleeve
Tail end is provided with the first clamping air bag, and the outer tube tail end is provided with the second clamping air bag, the first clamping air bag connection
There is the first gas ducting, second clamping air bag is communicated with the second gas ducting；
It is shrivelled shape when first clamping air bag and second clamping air bag are non-aerating, and is attached at the inner sleeve
Pipe and the housing pipe outer wall, the outer tube can be freely set on the sheath shell；
It is the full shape of annular after first clamping air bag and second clamping air bag inflation, the first clamping gas
The anchor ring that capsule is in contact with second clamping air bag is used to clamp the gallbladder wall of gall-bladder incision.
As a preferred technical solution of the present invention, the inflation of first gas ducting and second gas ducting
End is provided with inflation check valve.
As a preferred technical solution of the present invention, the surface of first clamping air bag and second clamping air bag
To smoothly transit.
As a preferred technical solution of the present invention, the inner sleeve and the outer tube use vinyon material
It is made.
Compared with prior art, the beneficial effects of the present invention are: the present invention is by by existing hard annular flange structure
It is changed to clamping air bag structure and realizes that the clamping to gallbladder wall plays very well gallbladder wall using the flexibility characteristics of clamping air bag
Protective effect, while the tightness clamped can be by pulling inner sleeve be adjusted, fast and easy, and clamping air bag
Area is smaller when unaerated, and notch support will not be made big and cause the phenomenon for finally clamping inaccuracy, whole design reality simple for structure
With with more vast market prospect, convenient for promoting.
Detailed description of the invention
Fig. 1 is prior art mesotheca shell structure schematic diagram；
Fig. 2 is a kind of novel gall-bladder puncture cannula overall structure diagram provided by the invention；
Fig. 3 is inner and outer sleeves pipe status diagram when clamping air bag of the present invention is inflated；
Fig. 4 is that bile set tube grip gallbladder wall structural schematic diagram is protected in the present invention；
In figure: 1- sheath shell；2- protects bile set pipe；201- inner sleeve；202- outer tube；The first clamping air bag of 203-；204-
Two clamping air bags；The first gas ducting of 205-；The second gas ducting of 206-；207- inflates check valve；3- pick-up lens；4- gallbladder
Capsule.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It please refers to Fig.1 to Fig.3, the present invention provides a kind of novel gall-bladder puncture cannula, including sheath shell 1, wears in the sheath shell 1
It is inserted with and protects bile set pipe 2, the bile set pipe 2 of protecting includes the inner sleeve 201 and outer tube 202 being successively set with, 201 tail of inner sleeve
End is provided with the first clamping air bag 203, and 202 tail end of outer tube is provided with the second clamping air bag 204, the first clamping gas
Capsule 203 is communicated with the first gas ducting 205, and second clamping air bag 204 is communicated with the second gas ducting 206；
It is shrivelled shape when first clamping air bag 203 is non-aerating with second clamping air bag 204, and is attached at institute
Inner sleeve 201 and 202 outer wall of outer tube are stated, the outer tube 202 can be freely set on the sheath shell 1；
It is the full shape of annular after first clamping air bag 203 and second clamping air bag 204 inflation, described first
The anchor ring that clamping air bag 203 is in contact with second clamping air bag 204 is used to clamp the gallbladder wall of gall-bladder incision.
The present invention assembles core needle (not shown) together from gall-bladder notch in specific operating process first in sheath shell 1
Place is pierced into gall-bladder 4, is strutted gall-bladder notch using sheath shell 1, is then extracted core needle, and then again by guarantor's gallbladder in the present invention
Casing 2 is inserted into from the entrance of sheath shell 1, is extended in gall-bladder 4 until that will protect 2 tail end of bile set pipe, at this time inner sleeve 201 and housing
The first clamping air bag 203 and 204 unaerated of the second clamping air bag on pipe 202 are shrivelled shape, as shown in figure 4, followed by
First gas ducting 205 and the second gas ducting 206 are filled with gas into the first clamping air bag 203 and the second clamping air bag 204,
It is set to become turgor, using full the first clamping air bag 203 and the second clamping air bag 204 by the gall-bladder of gall-bladder cutting section
Wall is fixedly clamped, and the clamping gap between the first clamping air bag 203 and the second clamping air bag 204 can be by pulling out inner sleeve
Pipe 201 adjusts, and finally extends to pick-up lens 3 in gall-bladder 4 from insertion in inner sleeve 201, to shooting in gall-bladder 4.
In this embodiment, the inflatable end of first gas ducting 205 and second gas ducting 206 is arranged
There is inflation check valve 207, the gas being filled into clamping air bag can be effectively prevent to escape by this kind of structure.
In this embodiment, the surface of first clamping air bag 203 and second clamping air bag 204 is smooth
Transition avoids angular structures, the smaller damage to gallbladder wall.
In this embodiment, the inner sleeve 201 is made with the outer tube 202 of vinyon material,
The material is harmless, and cost is relatively low.
Based on above-mentioned, present invention has the advantage that: the present invention is by replacing existing hard annular flange structure
Realize that the clamping to gallbladder wall plays good guarantor to gallbladder wall using the flexibility characteristics of clamping air bag for clamping air bag structure
Shield effect, while the tightness clamped can be by pulling inner sleeve to be adjusted, fast and easy, and clamping air bag does not fill
Area is smaller when gas, and notch support will not be made big and cause the phenomenon for finally clamping inaccuracy, whole design is simple for structure practical, tool
There is more vast market prospect, convenient for promoting.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (4)
1. a kind of novel gall-bladder puncture cannula, including sheath shell, it is characterised in that: it is interspersed in the sheath shell and protects bile set pipe, it is described
Protecting bile set pipe includes the inner sleeve and outer tube being successively set with, and the inner sleeve tail end is provided with the first clamping air bag, described outer
Cannula end is provided with the second clamping air bag, and first clamping air bag is communicated with the first gas ducting, the second clamping gas
Capsule is communicated with the second gas ducting；
When first clamping air bag and second clamping air bag it is non-aerating when be shrivelled shape, and be attached at the inner sleeve with
The housing pipe outer wall, the outer tube can be freely set on the sheath shell；
Be the full shape of annular after first clamping air bag and second clamping air bag inflation, first clamping air bag with
The anchor ring that second clamping air bag is in contact is used to clamp the gallbladder wall of gall-bladder incision.
2. a kind of novel gall-bladder puncture cannula according to claim 1, it is characterised in that: first gas ducting and institute
The inflatable end for stating the second gas ducting is provided with inflation check valve.
3. a kind of novel gall-bladder puncture cannula according to claim 1, it is characterised in that: first clamping air bag and institute
The surface for stating the second clamping air bag is to smoothly transit.
4. a kind of novel gall-bladder puncture cannula according to claim 1, it is characterised in that: the inner sleeve and the housing
Pipe is made of vinyon material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811311912.5A CN109394314A (en) | 2018-11-06 | 2018-11-06 | A kind of novel gall-bladder puncture cannula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811311912.5A CN109394314A (en) | 2018-11-06 | 2018-11-06 | A kind of novel gall-bladder puncture cannula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109394314A true CN109394314A (en) | 2019-03-01 |
Family
ID=65471501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811311912.5A Pending CN109394314A (en) | 2018-11-06 | 2018-11-06 | A kind of novel gall-bladder puncture cannula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109394314A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113143489A (en) * | 2021-03-09 | 2021-07-23 | 武汉开阖同立医疗科技有限公司 | A sacculus pipe that is arranged in laparoscopic surgery gallbladder bag decompression and pulls |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5466582A (en) * | 1977-11-04 | 1979-05-29 | Olympus Optical Co | Balloon catheter |
| US4781677A (en) * | 1985-07-17 | 1988-11-01 | Wilcox Gilbert M | Method of treatment utilizing a double balloon nasobiliary occlusion catheter |
| US20080269718A1 (en) * | 1998-05-21 | 2008-10-30 | The Government Of The Usa As Represented By The Sec Of The Dept. Of Health & Human Services | Method for pressure mediated selective delivery of therapeutic substances and cannula |
| CN102631233A (en) * | 2012-03-29 | 2012-08-15 | 上海市东方医院 | Puncture cannula for gall bladder puncture |
| EP2857051A2 (en) * | 2013-10-03 | 2015-04-08 | A.M.I. Agency for Medical Innovations GmbH | Device for the treatment of internal injury to the gastro-intestinal tract |
| CN204394618U (en) * | 2015-01-07 | 2015-06-17 | 李志成 | A kind of gallbladder protector |
| CN109091176A (en) * | 2018-07-27 | 2018-12-28 | 上海市东方医院 | It protects gallbladder and takes stone/polyp choledochoscope sheath |
| CN209301250U (en) * | 2018-11-06 | 2019-08-27 | 上海黎欧生物科技有限公司 | A kind of novel gall-bladder puncture cannula |
-
2018
- 2018-11-06 CN CN201811311912.5A patent/CN109394314A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5466582A (en) * | 1977-11-04 | 1979-05-29 | Olympus Optical Co | Balloon catheter |
| US4781677A (en) * | 1985-07-17 | 1988-11-01 | Wilcox Gilbert M | Method of treatment utilizing a double balloon nasobiliary occlusion catheter |
| US20080269718A1 (en) * | 1998-05-21 | 2008-10-30 | The Government Of The Usa As Represented By The Sec Of The Dept. Of Health & Human Services | Method for pressure mediated selective delivery of therapeutic substances and cannula |
| CN102631233A (en) * | 2012-03-29 | 2012-08-15 | 上海市东方医院 | Puncture cannula for gall bladder puncture |
| EP2857051A2 (en) * | 2013-10-03 | 2015-04-08 | A.M.I. Agency for Medical Innovations GmbH | Device for the treatment of internal injury to the gastro-intestinal tract |
| CN204394618U (en) * | 2015-01-07 | 2015-06-17 | 李志成 | A kind of gallbladder protector |
| CN109091176A (en) * | 2018-07-27 | 2018-12-28 | 上海市东方医院 | It protects gallbladder and takes stone/polyp choledochoscope sheath |
| CN209301250U (en) * | 2018-11-06 | 2019-08-27 | 上海黎欧生物科技有限公司 | A kind of novel gall-bladder puncture cannula |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113143489A (en) * | 2021-03-09 | 2021-07-23 | 武汉开阖同立医疗科技有限公司 | A sacculus pipe that is arranged in laparoscopic surgery gallbladder bag decompression and pulls |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hu Hai Inventor after: Zhang Kai Inventor before: Zhang Kai |