CN104207748A - Membrane tube extending type endoscope catheter propulsion unit - Google Patents
Membrane tube extending type endoscope catheter propulsion unit Download PDFInfo
- Publication number
- CN104207748A CN104207748A CN201410518995.0A CN201410518995A CN104207748A CN 104207748 A CN104207748 A CN 104207748A CN 201410518995 A CN201410518995 A CN 201410518995A CN 104207748 A CN104207748 A CN 104207748A
- Authority
- CN
- China
- Prior art keywords
- film
- pipe
- wall
- membrane
- main body
- 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.)
- Granted
Links
Landscapes
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a membrane tube extending type endoscope catheter propulsion unit, comprising a membrane tube and an endoscope catheter body with an annular membrane clamping boss, wherein the inner end of the membrane tube is closed and fixed to the endoscope catheter body while the outer end of the same is connected to a liquid injecting seat positioned behind the annular membrane clamping boss; a membrane clamping ring is arranged in front of the annular membrane clamping boss, and the membrane tube turns backwards around the membrane clamping ring to form a membrane tube inner wall and a membrane tube outer wall; the membrane tube extending type endoscope catheter propulsion unit also comprises a handle bar which is connected to the membrane clamping ring and used for pulling the membrane clamping ring to tightly clamp the membrane tube inner wall on the annular membrane clamping boss; when the membrane tube inner wall is tightly clamped on the annular membrane clamping boss by the membrane clamping ring, the endoscope catheter body is pushed to drive the membrane tube inner wall to extend forwards to convert to the membrane tube outer wall. In processes of entering and exiting the endoscope, the catheter is not contacted with the cavity wall so as to avoid damaging or pulling the cavity wall.
Description
Technical field
The present invention relates to a kind of endoscope's propulsion plant as medical apparatus and instruments.Be mainly used in the digestive tract such as intestinal, esophagus, stomach, trachea, the endoscope of ureter etc. imports.
Technical background
Existing endoscope directly contacts between endoscopic catheters with chamber wall (such as intestinal wall) in advancing, and is sliding friction mode each other.Its major defect is: in turnover endoscopic procedure, between conduit and chamber wall, frictional force is comparatively large, and strengthens along with the increasing of penetration depth, is easy to damage chamber wall mucosa; Conduit is comparatively large to chamber wall drag force, easily produces rigid contusion.Under serious conditions, because spasm causes splanchnoscopy to proceed.
Summary of the invention
Technical problem to be solved by this invention is, provides a kind of film pipe extending endoscopic catheters propulsion plant, in turnover endoscopic procedure, does not contact between conduit with chamber wall, to avoid damage or to pull chamber wall.
In order to solve the problems of the technologies described above, present invention employs following technical scheme.
Film pipe extending endoscopic catheters propulsion plant, is characterized in that: comprise film pipe and be provided with the endoscopic catheters main body of annular snap film boss; The inner of described film pipe is closed and is fixed in endoscopic catheters main body, and outer end is connected with the liquid injection seat being positioned at annular snap film boss rear; Annular snap film boss front is provided with a card zona, and card zona inflection formation film inside pipe wall and film pipe outer wall backward walked around by described film pipe; Also comprise and to be connected with card zona and for pulling card zona film inside pipe wall to be clamped on handlebar on annular snap film boss; When film inside pipe wall is clamped on annular snap film boss by card zona, promotion endoscopic catheters main body drives film inside pipe wall to extend forward and is converted into film pipe outer wall; The pipe outer wall of endoscopic catheters main body is coated with the binding agent that can be dissolved in the liquid injected from liquid injection seat.
Also comprise the liquid shutoff being enclosed within endoscopic catheters main body slidably, this liquid shutoff is positioned at liquid injection seat rear; Be provided with telescopic tube between liquid shutoff and liquid injection seat, telescopic tube front end is connected with liquid injection seat; Described the inner is positioned at annular snap film boss rear, film pipe from the inner begin to extend back to turn up again after one section extend forward beyond annular snap film boss after extend back again after card zona turns up, outer end is connected with liquid injection seat; Closed lubricating fluid space is formed between film pipe and endoscopic catheters main body, between film pipe and telescopic tube and between the two membranes pipe walking around card zona in liquid injection seat front; Handlebar rear end passes from liquid shutoff.
Good effect of the present invention is: in (1), turnover endoscopic procedure, do not contact, also can not produce relative sliding friction between conduit with chamber wall.In endoscope's advance and retreat process, utilize existing endoscope to act on film pipe, drive membrane pipe folds feed compensation and advances, and progressively extends and realizes retreating, and film pipe rolls along chamber wall and extends.Therefore avoid endoscope in advance and retreat process and, to the damage of chamber wall or pulling, achieve noninvasive test, alleviate patient suffering.
(2), endoscopic catheters main body is in all the time among lubricating fluid and runs, drag minimization, and it is more soft that catheter main body can do.
(3), endoscope can directly entirety exit, and improves and checks and the efficiency of operation.
(4), endoscope main body drive membrane pipe folds feed compensation and advances, and therefore the turnover process of endoscope by the mechanism such as sacculus, sucker, thus need not simplify endoscope structure, correspondingly increases sight glass cavity free space.
(5) on the pipe outer wall of endoscopic catheters main body, be coated with the binding agent that can be dissolved in the liquid injected from liquid injection seat.The film pipe of inner side is over the binder layer bonding, in progradation, film pipe is dissociated to front gradually by rear, simultaneously, binding agent is by dissolving in fluid injection body, avoid the pipe outer wall of endoscopic catheters main body and institute's fluid injection external side pipe wall or the mutual adhesion of film pipe, do not affect the turnover operation of endoscopic catheters main body, film pipe in progradation is followed up more in an orderly manner.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
The present invention is further illustrated below in conjunction with the drawings and specific embodiments.
As Fig. 1, basic structure of the present invention is as follows: comprise film pipe 1 and be provided with the endoscopic catheters main body 9 of annular snap film boss 3; The inner 4 of described film pipe 1 is closed and is fixed in endoscopic catheters main body 9, and outer end is connected with the liquid injection seat 5 being positioned at annular snap film boss 3 rear; Convex 3 fronts of annular snap film are provided with a card zona 2, and card zona 2 inflection formation film inside pipe wall and film pipe outer wall backward walked around by described film pipe 1; Also comprise and to be connected with card zona 2 and for pulling card zona 2 film inside pipe wall to be clamped on handlebar 11 on annular snap film boss 3; When film inside pipe wall is clamped on annular snap film boss 3 by card zona 2, promotion endoscopic catheters main body 9 drives film inside pipe wall to extend forward and is converted into film pipe outer wall.After take out endoscopic catheters main body 9 time card zona 2 there is the effect of support membrane pipe.
According to this basic structure, in progradation, endoscopic catheters main body 9 except camera lens position is in all the time within film pipe 1 and does not contact with chamber wall, and extended forward by film inside pipe wall and be progressively converted into film pipe outer wall, achieve hurtless measure operation endoscopic catheters being advanced to inspection, operative site.
Still as Fig. 1, the concrete structure of the embodiment of the present invention is: it comprises endoscopic catheters main body 9, and endoscopic catheters main body 9 is provided with annular snap film boss 3.Also comprise and to be enclosed within outside endoscopic catheters main body 9 and to be positioned at the card zona 2 in annular snap film boss 3 front.Also comprise and to be enclosed within outside endoscopic catheters main body 9 and to be positioned at the liquid injection seat 5 at annular snap film boss 3 rear, liquid injection seat 5 is provided with liquid injection port.Also comprise the liquid shutoff 10 being enclosed within endoscopic catheters main body 9 slidably, this liquid shutoff 10 is positioned at liquid injection seat 5 rear.Be provided with telescopic tube between liquid shutoff 10 and liquid injection seat 5, telescopic tube described in the present embodiment is socketed to form successively by A sleeve pipe 6, B sleeve pipe 7 and C sleeve pipe 8 three tube units, realizes integral telescopic, also can arrange the tube unit of more than level Four.Described telescopic tube can also be whole piece extension type flexible pipe, such as flexible metal conduit.
Short distance enters the place of mirror, also can not establish telescopic tube, and liquid shutoff 10 is directly connected with liquid injection seat 5.
Also comprise the film pipe 1 be enclosed within outside endoscopic catheters main body 9, the inner 4 of film pipe 1 is closed and is fixed in endoscopic catheters main body 9, this the inner 4 is positioned at annular snap film boss 3 rear, film pipe 1 from inner 4 begin to extend back to turn up again after one section extend forward beyond annular snap film boss 3 after extend back again after card zona 2 turns up, outer end is connected with liquid injection seat 5.Closed lubricating fluid space 12 is formed between film pipe 1 and endoscopic catheters main body 9, between film pipe 1 and telescopic tube and between the two membranes pipe walking around card zona 2 in liquid injection seat 5 front.In described lubricating fluid space 12, injected the liquid with lubrication by the liquid injection port on liquid injection seat 5 during use.
Also comprise front end to be connected with card zona 2, the handlebar 11 that rear end passes from liquid shutoff 10.
Be respectively equipped with hydrodynamic reciprocating sealing mechanism (such as spring sealed circle) between liquid shutoff 10 and handlebar 11 and between liquid shutoff 10 and endoscopic catheters main body 9, flow out to avoid the liquid in lubricating fluid space 12.
During use, pull back card zona 2 by handlebar 11, the film pipe extruding inside it is clamped on annular snap film boss 3 by card zona 2, and driven forward endoscopic catheters main body 9 under gripping orientation, by film pipe driven forward certain distance.Above-mentioned action is repeated after endoscopic catheters main body 9 being withdrawn certain distance after unclamping card zona 2.Reciprocation cycle, until be advanced to inspection, operative site by endoscopic catheters.In progradation, endoscopically catheter main body 9 advances, and progressively pushes ahead telescopic tube.
First make telescopic tube pusher when exiting, then endoscopic catheters main body 9 is pulled back.
In order to make film pipe follow up more in an orderly manner in progradation, the pipe outer wall of endoscopic catheters main body 9 is coated with the binding agent that can be dissolved in the liquid injected from liquid injection seat 5.The film pipe of inner side is over the binder layer bonding, in progradation, film pipe is dissociated to front gradually by rear, simultaneously, binding agent is by dissolving in fluid injection body, avoid the pipe outer wall of endoscopic catheters main body 9 and institute's fluid injection external side pipe wall or the mutual adhesion of film pipe, affect the turnover operation of endoscopic catheters main body 9.
The present invention is mainly used in the digestive tract such as intestinal, esophagus, stomach, trachea, and the endoscope of ureter etc. imports.Described chamber wall refers to corresponding inner-walls of duct.
Claims (2)
1. film pipe extending endoscopic catheters propulsion plant, is characterized in that: comprise film pipe (1) and be provided with the endoscopic catheters main body (9) of annular snap film boss (3); The inner (4) of described film pipe (1) is closed and is fixed in endoscopic catheters main body (9), and outer end is connected with the liquid injection seat (5) being positioned at annular snap film boss (3) rear; Annular snap film convex (3) platform front is provided with a card zona (2), and described film pipe (1) walks around card zona (2) inflection formation film inside pipe wall and film pipe outer wall backward; Also comprise and to be connected with card zona (2) and for pulling card zona (2) film inside pipe wall to be clamped on handlebar (11) on annular snap film boss (3); When film inside pipe wall is clamped on annular snap film boss (3) by card zona (2), promotion endoscopic catheters main body (9) drives film inside pipe wall to extend forward and is converted into film pipe outer wall; The pipe outer wall of endoscopic catheters main body (9) is coated with the binding agent that can be dissolved in the liquid injected from liquid injection seat (5).
2. film pipe extending endoscopic catheters propulsion plant as claimed in claim 1, it is characterized in that: also comprise the liquid shutoff (10) being enclosed within endoscopic catheters main body (9) slidably, this liquid shutoff (10) is positioned at liquid injection seat (5) rear; Be provided with telescopic tube between liquid shutoff (10) and liquid injection seat (5), telescopic tube front end is connected with liquid injection seat (5); Described the inner (4) is positioned at annular snap film boss (3) rear, film pipe (1) from inner (4) begin to extend back to turn up again after one section extend forward beyond annular snap film boss (3) after extend back again after card zona (2) turns up, outer end is connected with liquid injection seat (5); Closed lubricating fluid space (12) is formed between film pipe (1) and endoscopic catheters main body (9), between film pipe (1) and telescopic tube and between the two membranes pipe walking around card zona (2) in liquid injection seat (5) front; Handlebar (11) rear end passes from liquid shutoff (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410518995.0A CN104207748B (en) | 2014-10-06 | 2014-10-06 | Film pipe extending endoscopic catheters propulsion plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410518995.0A CN104207748B (en) | 2014-10-06 | 2014-10-06 | Film pipe extending endoscopic catheters propulsion plant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104207748A true CN104207748A (en) | 2014-12-17 |
| CN104207748B CN104207748B (en) | 2015-10-07 |
Family
ID=52089945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410518995.0A Expired - Fee Related CN104207748B (en) | 2014-10-06 | 2014-10-06 | Film pipe extending endoscopic catheters propulsion plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104207748B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1988001924A1 (en) * | 1986-09-12 | 1988-03-24 | Raychem Corporation | Manipulator |
| CN1053357A (en) * | 1990-01-15 | 1991-07-31 | 张赋功 | Turtle neck type telescopic bag |
| US5171305A (en) * | 1991-10-17 | 1992-12-15 | Imagyn Medical, Inc. | Linear eversion catheter with reinforced inner body extension |
| WO1997032515A1 (en) * | 1996-03-04 | 1997-09-12 | Pliant Endoscopic Instruments Ltd. | Endoscopic device |
| JPH11137511A (en) * | 1997-11-03 | 1999-05-25 | Stm Medizintechnik Starnberg Gmbh | Roll back pipe structure |
| US6077219A (en) * | 1997-04-23 | 2000-06-20 | Stm Medizintechnik Starnberg Gmbh | Roll-back tube system |
| CN102497802A (en) * | 2009-09-17 | 2012-06-13 | 富士胶片株式会社 | Propellable apparatus with active size changing ability |
| EP2554141A1 (en) * | 2011-08-02 | 2013-02-06 | Cook Medical Technologies LLC | Delivery device having a variable diameter introducer sheath |
| CN103492013A (en) * | 2011-04-25 | 2014-01-01 | 奥林巴斯株式会社 | Guide sheath |
-
2014
- 2014-10-06 CN CN201410518995.0A patent/CN104207748B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1988001924A1 (en) * | 1986-09-12 | 1988-03-24 | Raychem Corporation | Manipulator |
| CN1053357A (en) * | 1990-01-15 | 1991-07-31 | 张赋功 | Turtle neck type telescopic bag |
| US5171305A (en) * | 1991-10-17 | 1992-12-15 | Imagyn Medical, Inc. | Linear eversion catheter with reinforced inner body extension |
| WO1997032515A1 (en) * | 1996-03-04 | 1997-09-12 | Pliant Endoscopic Instruments Ltd. | Endoscopic device |
| US6077219A (en) * | 1997-04-23 | 2000-06-20 | Stm Medizintechnik Starnberg Gmbh | Roll-back tube system |
| JPH11137511A (en) * | 1997-11-03 | 1999-05-25 | Stm Medizintechnik Starnberg Gmbh | Roll back pipe structure |
| CN102497802A (en) * | 2009-09-17 | 2012-06-13 | 富士胶片株式会社 | Propellable apparatus with active size changing ability |
| CN103492013A (en) * | 2011-04-25 | 2014-01-01 | 奥林巴斯株式会社 | Guide sheath |
| EP2554141A1 (en) * | 2011-08-02 | 2013-02-06 | Cook Medical Technologies LLC | Delivery device having a variable diameter introducer sheath |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104207748B (en) | 2015-10-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203763045U (en) | Flexible and rigid integrated ureteroscope | |
| CN203749527U (en) | Ring sleeve type double-J pipe removing device | |
| CN203935267U (en) | A kind of snare that is provided with liquid injecting function | |
| CN103341231A (en) | Dosing device of visualization intracavity tissue and method of dosing device | |
| CN107157545B (en) | Detachable special multifunctional biliary tract lithotomy balloon for ERCP | |
| CN104207748B (en) | Film pipe extending endoscopic catheters propulsion plant | |
| CN104207747B (en) | Endoscopic catheters is moved about propulsion plant | |
| CN104287688B (en) | Front end adds press mold pipe extending endoscopic catheters propulsion plant | |
| CN201564463U (en) | Colonoscope with improved structure | |
| WO2016041435A1 (en) | Free noninvasive endoscope pushing device | |
| CN202665745U (en) | Auxiliary device of universal syringe needle | |
| CN201019893Y (en) | Reversal catheter | |
| CN204798071U (en) | Support remove device says in chamber | |
| CN205434471U (en) | Cyst aspirator | |
| CN207768467U (en) | A kind of detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus | |
| CN204683537U (en) | The extending endoscope with supporting mechanism advances film pipe | |
| CN208426099U (en) | Can vacuum sample gastroscope | |
| CN214807296U (en) | Lateral flushing pipe for enteroscope | |
| CN205569024U (en) | Medical fixed injection treatment pincers | |
| CN213883420U (en) | Guide wire anti-drop type intravenous injector | |
| CN209847329U (en) | Injection needle for endoscope | |
| CN203507279U (en) | Single-cavity central venous catheter | |
| CN209048883U (en) | Stomach and intestine are integrally intubated | |
| CN204016391U (en) | A kind of titanium clamping structure of easy disengaging | |
| CN107398004A (en) | One kind moves back pipe device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 Termination date: 20181006 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |