CN109567901A - Protection type incision surgical knife under hysteroscope - Google Patents
Protection type incision surgical knife under hysteroscope Download PDFInfo
- Publication number
- CN109567901A CN109567901A CN201910005240.3A CN201910005240A CN109567901A CN 109567901 A CN109567901 A CN 109567901A CN 201910005240 A CN201910005240 A CN 201910005240A CN 109567901 A CN109567901 A CN 109567901A
- Authority
- CN
- China
- Prior art keywords
- tube core
- spring
- outer needle
- needle tubing
- interior tube
- 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.)
- Pending
Links
- 210000000056 organ Anatomy 0.000 abstract description 22
- 238000011017 operating method Methods 0.000 abstract description 5
- 210000000013 bile duct Anatomy 0.000 description 13
- 238000010586 diagram Methods 0.000 description 4
- 210000000683 abdominal cavity Anatomy 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 210000002784 stomach Anatomy 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 208000005646 Pneumoperitoneum Diseases 0.000 description 2
- 210000001124 body fluid Anatomy 0.000 description 2
- 239000010839 body fluid Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 206010052428 Wound Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000003187 abdominal effect Effects 0.000 description 1
- 210000003815 abdominal wall Anatomy 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 210000003445 biliary tract Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3209—Incision instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0469—Suturing instruments for use in minimally invasive surgery, e.g. endoscopic surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0485—Devices or means, e.g. loops, for capturing the suture thread and threading it through an opening of a suturing instrument or needle eyelet
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0491—Sewing machines for surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320016—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B2017/320052—Guides for cutting instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3209—Incision instruments
- A61B2017/32096—Incision instruments for slowly cutting through tissue, e.g. stent like temporary implants having sharp edges
Abstract
The present invention provides protection type incision surgical knifes under a kind of hysteroscope, including hollow outer needle tubing, interior tube core inside outer needle tubing is set, grip part and the valve being arranged on grip part, the end side of outer needle tubing one end is provided with tip, the other end of outer needle tubing is fixedly connected with grip part, cavity is provided in grip part, spring is provided in cavity, interior tube core is hollow tubular structure, one end of interior tube core passes through outer needle tubing and is connect by key seat with spring, the other end of interior tube core is round end, when spring is in nature elongation state, the other end of interior tube core is extend out to outside the tip of outer needle tubing, interior tube core is provided with blade on the side wall far from the spring side, when spring is in nature elongation state, and blade is exposed to outside tip.Present invention completely avoids the risks that conventional incision knife can cut affected organ's rear wall, and the direction of its incision knife is fixed, while having the function of suturing them, simplifies operating procedure.
Description
Technical field
The present invention relates to the technical fields of medical instrument, more specifically, are related to protection type surgical incision under a kind of hysteroscope
Knife.
Background technique
The incision knifes such as the biliary tract under current hysteroscope are the extensions of abdominal incision knife.When it enters abdominal cavity, knife is located at
In handle, press tiller grip when cutting organ, incision knife stretches out handle, by cutting organ forward downwards, cutting finish by
Pressure control switch incision knife is retracted in handle.Incision surgical knife under the hysteroscope during operation cut forward downwards by the knife edge and nose part
Have when opening the lumens sexual organ antetheca such as bile duct cut damage the organ rear wall risk, this to operation bring potential risks and
Harm.Just in case occurring, there is patient compared with macrolesion, and does not have suture function.And common veress needle, see Fig. 1 comprising empty
The outer needle tubing 1 of the heart, the interior tube core 2 being arranged in inside outer needle tubing 1, grip part 3 and the valve 4 being arranged on grip part 3, outer needle
The end side of 1 one end of pipe is provided with the tip 5 for puncture, and the other end of outer needle tubing 1 is fixedly connected with grip part 3, in grip part 3
It is provided with cavity 30, spring 6 is provided in cavity 30, one end of interior tube core 2 passes through outer needle tubing 1 and connected by key seat 8 and spring 6
It connects, the other end of interior tube core 2 is round end and is not fixed that, when spring 6 is in nature elongation state, the other end of interior tube core 2 is stretched
Out to outside the tip 5 of outer needle tubing 1, it is provided with aperture 20 on the side wall of interior tube core 2, which is connected to cavity 30 and valve 4,
The veress needle is only used for supplying gas or extracting tissue liquid, and cannot be used for cutting organ.Therefore, it is necessary to develop one kind to prevent
The multifunction protection type incision knife for avoiding damage to rear wall when cutting hollow organ's antetheca occurs during operation, improves the peace of operation
Quan Xing reduces operation cost.
Summary of the invention
In view of the above problems, existing to solve the object of the present invention is to provide protection type incision surgical knife under a kind of hysteroscope
The incision knife of technology has the problem of rear wall risks of the organ of lumens structure such as incision damage bile duct during operation；And the incision
The direction of knife blade is fixed, and has the function of suture, while can be used for supplying gas, extracting human body fluid.
To achieve the goals above, the present invention is realized by technical solution below:
Protection type incision surgical knife under a kind of hysteroscope, including hollow outer needle tubing, be arranged in inside the outer needle tubing in
The end side of tube core, grip part and the valve being arranged on grip part, described outer needle tubing one end is provided with the tip for puncture,
The other end of the outer needle tubing is fixedly connected with the grip part, and cavity, setting in the cavity are provided in the grip part
There is spring, said inner tube core is hollow tubular structure, and one end of said inner tube core passes through the outer needle tubing and passes through key seat and institute
Spring connection is stated, the other end of said inner tube core is obtuse round end, when spring is in nature elongation state, said inner tube core
The other end is extend out to outside the tip of the outer needle tubing, and said inner tube core is provided with knife on the side wall far from the spring side
Sword, when the spring is in nature elongation state, the blade is exposed to outside the tip.
Further, the cross section of the key seat is polygon, and the cross section of the cavity is set as and the key seat shape
Shape size compatible polygon is provided with the limiting slot of polygon on the key seat on the side of the spring, described
Interior tube core is fastened on interior tube core described in the limiting slot close to the transversal of the end side of the spring close to the end side of the spring
Face is polygon compatible with the limiting slot shape size.
Further, two back-shaped card slots for hook suture are symmetrically provided on the side wall of the tip.
Compared with prior art, the present invention at least has the advantages that
1) incision knife of the invention when needing to continue to cut the organs of lumens structure such as bile duct, is cut after the completion of puncture
It operates on first to puncture and enters target organ, due to the presence of spring, interior tube core stress is retracted to outer needle when moving forward incision knife
Guan Zhong, so that the blade of incision knife is under guard mode, when incision knife is punctured into organ, interior tube core is in spring-return power
Under the action of stretched out from outer needle tubing, move incision knife still further below, incision knife can cut organ, and the blade on interior tube core is only cut
Antetheca is opened, it is downward when continuing to cut the organ antetheca of the lumens structures such as bile duct thus to completely avoid conventional incision knife
Or the knife edge and nose part is caused to cut the risk for damaging the lumens structure organ rear walls such as bile duct accidentally when cutting forward；
2) section of key seat, inner core corresponding with key seat end and cavity is disposed as compatible polygon, sells in this way
Seat is fixed so that interior tube core is also fixed incision knife blade without rotating, on interior tube core during operation
It would not rotate, when avoiding operation, the direction of incision knife stress blade can rotate and influence the progress of operation；
3) the hollow card slot for hook suture is provided on the side wall of tip, for puncturing seam before operation terminates
Incision of abdominal wall deep is closed, operating procedure is enormously simplified and saves operating time, also reduces operation cost.
To the accomplishment of the foregoing and related purposes, one or more aspects of the present invention includes being particularly described below especially
The feature pointed out.Certain illustrative aspects of the invention is described in detail in the following description and the annexed drawings.However, these aspects refer to
What is shown is only that some of the various ways in the principles of the present invention can be used.In addition, the present invention is intended to include it is all this
A little aspects and their equivalent.
Detailed description of the invention
It is of the invention by reference to the description below in conjunction with attached drawing, and with a more complete understanding of the present invention
Other purposes and result will be more clearly understood and understood.In the accompanying drawings:
Fig. 1 is the veress needle structural schematic diagram of the prior art；
Fig. 2 is the structural schematic diagram of incision knife of the invention；
Fig. 3 is the partial structural diagram of outer needle tubing of the invention；
Fig. 4 is the partial structural diagram of interior tube core of the invention.
Identical label indicates similar or corresponding feature or function in all the appended drawings.
Specific embodiment
Hereinafter, specific embodiments of the present invention will be described in detail with reference to the accompanying drawings.
As Fig. 2, Fig. 3 and Fig. 4 jointly shown in, the present invention provides protection type incision surgical knife under a kind of hysteroscope, including hollow
Outer needle tubing 1, the interior tube core 2, grip part 3 and the valve 4 being arranged on grip part 3 that are arranged in inside outer needle tubing 1.Outer needle tubing
The end side of 1 one end is provided with the tip 5 for puncture, which is to have bevelled conical hollow, the other end of outer needle tubing 1
It is fixedly connected with grip part 3.Interior tube core 2 is hollow tubular structure.Cavity 30 is provided in grip part 3, the cavity 30 and valve
Door is connected to, and is provided with spring 6 in cavity 30.One end of interior tube core 2 is extended in cavity 30 by heart adapter tube 7.Heart adapter tube 7
End side far from interior tube core 2 is connect by key seat 8 with spring 6, i.e., key seat 8 is fastened in cavity, one end of spring 6 and key seat 8
Connection, the other end of spring 6 are connect with the inner wall of grip part 3.Through-hole is provided on key seat 8 so that interior tube core 2 and cavity 30
And valve 4 is connected to.The one end of interior tube core 2 far from spring 6 is round end, when spring 6 is in nature elongation state, interior tube core 2
One end far from spring 6 is extend out to outside the tip 5 of outer needle tubing 1, presses the round end of interior tube core 2,6 forced compression of spring is so that inner tube
Core 2 is retracted in outer needle tubing 1.For safety, it is provided with blade 9 on interior side wall of the tube core 2 far from 6 side of spring, in spring 3
When in nature elongation state, blade 9 is located on the region that tip 5 is incident upon on interior tube core 2, and blade 9 is exposed to tip 5
Outside.In order to facilitate processing and aperture is saved, opening is set on interior side wall of the tube core 2 far from 6 side of spring, the setting of blade 9 exists
Opening, the blade 9 can be integrally formed with the one side wall of opening.Due to the presence of opening, eliminate in interior tube core 2 far from bullet
Aperture is arranged in the end side of spring 6, can according to need connect the incision knife with air inlet pipe at the time of surgery, opens valve 4, gas
Opening by valve 4, cavity 30 and interior tube core 2 and thereon enters in human body, thus realize the foundation of artificial pneumoperitoneum, with
Just the progress performed the operation.It is ibid operated when extracting tissue liquid, which is connect with negative pressure pump, syringe, is opened
Tissue liquid is extracted by opening, interior tube core 2, cavity 30 and valve 4 after opening valve 4.
Under the hysteroscope using invention when protection type incision surgical knife, grip part 3 is held, in the pipe such as bile duct for needing to perform the operation
Outer needle tubing 1 is forcibly driven on the tube wall of the organ of chamber structure forward, in stress, interior tube core 2 be retracted in outer needle tubing 1 so that
The blade for obtaining incision knife is under guard mode, and the tip 5 on outer needle tubing 1 punctures the antetheca of the lumens structures such as bile duct, entirely
Incision knife front end enters in the organ of the lumens structure such as bile duct, after the completion of puncture, the interior tube core under the restoring force effect of spring 6
2 blade protectiveness pop-up, when needing to continue to cut the organ antetheca of lumens structure such as bile duct, since interior tube core 2 is far from bullet
One end of spring 6 is also punctured into the organ of the lumens structures such as bile duct, moves up or down incision knife, on interior tube core 2
Blade 9 cuts the antetheca of the organs of lumens structure such as bile duct, thus completely avoids conventional incision knife and is continuing to cut
It downwards or travels forward when the organ antetheca of the lumens structure such as bile duct and causes the knife edge and point of a knife to cut damage bile duct etc. accidentally to manage
The risk of chamber structure organ rear wall.
Cavity 30, key seat 8 and the section on interior tube core 2 with 8 contact jaw of key seat of conventional veress needle are circle, therefore
Interior tube core 2 can rotate in outer needle tubing 1.For the ease of the control in incision knife direction, preventing it, interior tube core 2 is rotated during operation
And blade 9 is caused to rotate, polygon is set by the cross section of cavity 30, the section of key seat 8 is set as the cross with cavity 30
The polygon of cross sectional shape size adaptation；In addition, key seat 8 is provided with the card slot of polygon, interior tube core on the side of spring 6
2 are fastened in limiting slot close to the end side of spring 6, and interior tube core 2 is set as matching with limiting slot shape size close to the end side of spring 6
The polygon of conjunction.The polygon can be equilateral triangle, square, regular pentagon, regular hexagon etc..Key seat 8 is fastened in this way
In cavity 30, interior tube core 2 is fixed close to the end side of spring 6 without rotating, when avoiding operation, incision knife stress
9 position of blade rotates displacement and influences the progress performed the operation.
At the time of surgery, in order to simplify operating procedure, cost is reduced, is symmetrically arranged on the side wall of the tip 5 of outer needle tubing 1
There are two the back-shaped card slots 50 for being used for hook suture, and before puncturing suture in this way, suture clamp is located in two back-shaped card slots 50,
In suturing them notch before operation terminates, the tip 5 of incision knife punctures stomach wall and enters abdominal cavity, and suture enters abdominal cavity together,
Suture clamp is exited with incision knife from notch another side in back-shaped card slot again, it so directly can be to stomach wall deep wound
It is sutured, enormously simplifies operating procedure, also eliminate the use of stomach wall deep stitching unstrument, reduce operation cost.
The present invention has both the incision of protective measure, sutures, establish artificial pneumoperitoneum, extract body fluid function in human body, significantly
The risk that affected organ's rear wall is cut when reducing operation, simplifies operating procedure, easy to use, safe during operation, economical,
Effect is good；Furthermore structure of the invention reasonable design, easy operation can be widely used in the hysteroscopes menisectomy such as surgery, gynaecology.
Protection type incision surgical knife under hysteroscope according to the present invention is described in an illustrative manner above with reference to attached drawing.But
It, can also be it will be appreciated by those skilled in the art that protection type incision surgical knife under the hysteroscope proposed for aforementioned present invention
It does not depart from and makes various improvement on the basis of the content of present invention.Therefore, protection scope of the present invention should be wanted by appended right
The content of book is asked to determine.
Claims (3)
1. protection type incision surgical knife under a kind of hysteroscope, including hollow outer needle tubing, the inner tube being arranged in inside the outer needle tubing
The end side of core, grip part and the valve being arranged on grip part, described outer needle tubing one end is provided with the tip for puncture, institute
The other end for stating outer needle tubing is fixedly connected with the grip part, and cavity is provided in the grip part, is provided in the cavity
Spring, said inner tube core are hollow tubular structure, one end of said inner tube core pass through the outer needle tubing by key seat with it is described
The other end of spring connection, said inner tube core is obtuse round end, when the spring is in nature elongation state, said inner tube core
The other end extend out to outside the tip of the outer needle tubing, which is characterized in that said inner tube core is far from the spring side
Blade is provided on side wall, when the spring is in nature elongation state, the blade is exposed to outside the tip.
2. protection type incision surgical knife under hysteroscope as described in claim 1, which is characterized in that the cross section of the key seat is more
Side shape, the cross section of the cavity are set as polygon compatible with the key seat shape size, deviate from institute on the key seat
The limiting slot that polygon is provided on the side of spring is stated, said inner tube core is fastened on the limit close to the end side of the spring
In slot, said inner tube core is compatible polygon with the limiting slot shape size close to the cross section of the end side of the spring
Shape.
3. protection type incision surgical knife under hysteroscope as described in claim 1, which is characterized in that symmetrical on the side wall of the tip
There are two the back-shaped card slots for being used for grab suture for ground setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910005240.3A CN109567901A (en) | 2019-01-03 | 2019-01-03 | Protection type incision surgical knife under hysteroscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910005240.3A CN109567901A (en) | 2019-01-03 | 2019-01-03 | Protection type incision surgical knife under hysteroscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109567901A true CN109567901A (en) | 2019-04-05 |
Family
ID=65915866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910005240.3A Pending CN109567901A (en) | 2019-01-03 | 2019-01-03 | Protection type incision surgical knife under hysteroscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109567901A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110301963A (en) * | 2019-08-01 | 2019-10-08 | 王文军 | Minimally Invasive Surgery incision of skin device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090270819A1 (en) * | 2008-04-29 | 2009-10-29 | Dario Vitali | Optical safety trocar and method of use thereof |
| CN102499737A (en) * | 2011-11-01 | 2012-06-20 | 东莞微视医疗科技有限公司 | Manufacturing method of visual puncture outfit for disposable laparoscope and puncture outfit implementing same |
| CN104546079A (en) * | 2015-01-27 | 2015-04-29 | 宁波一清医疗科技发展有限公司 | Puncture cannula used for laparoscopic operation and capable of preventing abdominal viscus puncture injury |
| CN106852701A (en) * | 2015-12-08 | 2017-06-16 | 攀枝花学院 | Pneumothorax puncture needle |
| CN106963454A (en) * | 2017-03-31 | 2017-07-21 | 刘旭 | Pin knife |
| CN206715020U (en) * | 2016-08-15 | 2017-12-08 | 宋斌 | A kind of new thoracic cavity tube-placing device |
| US20180185049A1 (en) * | 2017-01-05 | 2018-07-05 | William F. Gowski | Apparatus with deployable probe and blade and methods of use |
| CN108261227A (en) * | 2016-12-30 | 2018-07-10 | 江苏风和医疗器材股份有限公司 | It is a kind of to puncture core assembly and with its puncture outfit |
| CN209678634U (en) * | 2019-01-03 | 2019-11-26 | 郑明友 | Protection type incision surgical knife under hysteroscope |
-
2019
- 2019-01-03 CN CN201910005240.3A patent/CN109567901A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090270819A1 (en) * | 2008-04-29 | 2009-10-29 | Dario Vitali | Optical safety trocar and method of use thereof |
| CN102499737A (en) * | 2011-11-01 | 2012-06-20 | 东莞微视医疗科技有限公司 | Manufacturing method of visual puncture outfit for disposable laparoscope and puncture outfit implementing same |
| CN104546079A (en) * | 2015-01-27 | 2015-04-29 | 宁波一清医疗科技发展有限公司 | Puncture cannula used for laparoscopic operation and capable of preventing abdominal viscus puncture injury |
| CN106852701A (en) * | 2015-12-08 | 2017-06-16 | 攀枝花学院 | Pneumothorax puncture needle |
| CN206715020U (en) * | 2016-08-15 | 2017-12-08 | 宋斌 | A kind of new thoracic cavity tube-placing device |
| CN108261227A (en) * | 2016-12-30 | 2018-07-10 | 江苏风和医疗器材股份有限公司 | It is a kind of to puncture core assembly and with its puncture outfit |
| US20180185049A1 (en) * | 2017-01-05 | 2018-07-05 | William F. Gowski | Apparatus with deployable probe and blade and methods of use |
| CN106963454A (en) * | 2017-03-31 | 2017-07-21 | 刘旭 | Pin knife |
| CN209678634U (en) * | 2019-01-03 | 2019-11-26 | 郑明友 | Protection type incision surgical knife under hysteroscope |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110301963A (en) * | 2019-08-01 | 2019-10-08 | 王文军 | Minimally Invasive Surgery incision of skin device |
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