CN209107563U - A kind of Endoscopic submucosal dissection auxiliary casing - Google Patents
A kind of Endoscopic submucosal dissection auxiliary casing Download PDFInfo
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- CN209107563U CN209107563U CN201821303386.3U CN201821303386U CN209107563U CN 209107563 U CN209107563 U CN 209107563U CN 201821303386 U CN201821303386 U CN 201821303386U CN 209107563 U CN209107563 U CN 209107563U
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- auxiliary casing
- auxiliary
- assists
- endoscopic submucosal
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- 238000012323 Endoscopic submucosal dissection Methods 0.000 title claims abstract description 38
- 238000009826 distribution Methods 0.000 claims abstract description 24
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 230000002496 gastric effect Effects 0.000 abstract description 3
- 230000002980 postoperative effect Effects 0.000 abstract description 2
- 230000003902 lesion Effects 0.000 description 17
- 238000010586 diagram Methods 0.000 description 10
- 210000004400 mucous membrane Anatomy 0.000 description 9
- 230000002439 hemostatic effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 230000012447 hatching Effects 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 241000278713 Theora Species 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 210000004876 tela submucosa Anatomy 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 210000001217 buttock Anatomy 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000003447 ipsilateral effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 210000000664 rectum Anatomy 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 241000628997 Flos Species 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 210000000436 anus Anatomy 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000002052 colonoscopy Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000002674 endoscopic surgery Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009854 mucosal lesion Effects 0.000 description 1
- 230000005298 paramagnetic effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 210000001599 sigmoid colon Anatomy 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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Abstract
The utility model relates to a kind of Endoscopic submucosal dissections to assist casing, including auxiliary casing and control-rod, it assists that the axial direction of auxiliary casing is provided at least one through-hole pipeline on the tube wall of casing, control-rod is arranged in through-hole pipeline, the front end of control-rod is provided with rope sling, auxiliary casing is internally provided with air bag in annular, it assists that the first air inflation nozzle is arranged on the outer tube wall of casing, it assists being additionally provided with the first gas distribution channel in the axial direction of auxiliary casing on the tube wall of casing, one end of first gas distribution channel is connected to the first air inflation nozzle, the other end of first gas distribution channel is connected to the air inlet of air bag in annular.The Endoscopic submucosal dissection auxiliary casing of the utility model is easy to operate and safe, it is not limited by operating position, direction and the dynamics of drawing and push can be adjusted in real time, both it was lifted without medical assistant, position can be adjusted at any time again, effectively pushed or pulled gastrointestinal mucosal, the postoperative disengaging without having to worry about sample, directly the processing surface of a wound.
Description
Technical field
The utility model relates to the field of medical instrument technology, and in particular to a kind of Endoscopic submucosal dissection auxiliary casing.
Background technique
Currently, Endoscopic submucosal dissection (ESD) is main and is most commonly used for cutting off alimentary canal infantile tumour
Endoscopic minimally-invasive modus operandi.In order to more efficiently carry out Endoscopic submucosal dissection, dental floss auxiliary law, paramagnetic particle method, both arms ring
The methods of auxiliary is suggested and practices.These methods, which are similar to, plays the role of second hand, by pulling or pushing
Mucous membrane is to raise submucosa, so that the endoscopic technic visual field of submucosa sufficiently exposes, to effectively assist controlling for ESD
It treats.But there is certain limitation in these methods.For example, limited using position, the direction and dynamics for pulling mucous membrane cannot be real
When adjust, the limitations such as the auxiliary that some methods still need to foreign body forceps after operation could take out sample and appurtenance, this
Outside, some tools the problem of there is also structure is complicated and high production cost.
Utility model content
The purpose of this utility model is to provide a kind of Endoscopic submucosal dissections to assist casing, existing viscous to solve
Film stripping tool exists to be limited using position, and the direction and dynamics for pulling mucous membrane cannot adjust in real time, and use is cumbersome, and structure is complicated
And the problem of high production cost.
To achieve the above object, the utility model provides a kind of Endoscopic submucosal dissection auxiliary casing, under the scope
It includes auxiliary casing and control-rod that demucosation, which assists casing, and the axial direction of edge auxiliary casing is set on the tube wall of the auxiliary casing
It is equipped at least one through-hole pipeline, the control-rod is arranged in the through-hole pipeline, and the front end of the control-rod is provided with rope
Set, the auxiliary casing are internally provided with air bag in annular, the first air inflation nozzle, institute are arranged on the outer tube wall of the auxiliary casing
It states and is additionally provided with the first gas distribution channel on the tube wall of auxiliary casing in the axial direction of auxiliary casing, the one of first gas distribution channel
End is connected to first air inflation nozzle, and the other end of first gas distribution channel is connected to the air inlet of air bag in the annular.
Preferably, at least one film valve block, setting in first air inflation nozzle are provided in each through-hole pipeline
There is ball-and-seat.
Preferably, multiple card slots are provided on the outer peripheral surface of the auxiliary casing rear end, correspondingly, the control-rod
End is provided with locating rod.
Preferably, the material of the rope sling is nylon or plastics.
Preferably, the ora terminalis of the auxiliary casing rear end extends radially outwardly to form the limit film of annular, the limit film
On be provided with limit hole corresponding with the quantity of the through-hole pipeline and position.
Preferably, at least one is additionally provided with along auxiliary sleeve caliber to outwardly extending on the outer tube wall of the auxiliary casing
Fixinig plate.
Preferably, air bag is set in the port of the auxiliary casing front end in the annular.
Preferably, it is arranged the outer air bag of annular on the outer tube wall of the auxiliary casing, is gone back on the outer tube wall of the auxiliary casing
Second air inflation nozzle is set, is additionally provided with the second gas distribution channel, institute in the axial direction of auxiliary casing on the tube wall of the auxiliary casing
The one end for stating the second gas distribution channel is connected to second air inflation nozzle, and the other end of second gas distribution channel and the annular are outer
The air inlet of air bag is connected to.
Preferably, there are four the through-hole pipeline, the two neighboring through-hole pipes for setting on the tube wall of the auxiliary casing
90 ° are differed between road, are provided with ball-and-seat in second air inflation nozzle.
Preferably, on the tube wall of the auxiliary casing setting there are two the through-hole pipeline, two through-hole pipelines it
Between difference be less than or equal to 90 °.
The utility model has the advantages that the Endoscopic submucosal dissection auxiliary casing of the utility model can be transported widely
For assisting oesophagus, stomach and human colorectal ESD art.Combine hemostatic clamp by the casing and be placed into injection needle, realizes to alimentary canal
The drawing of mucous membrane, push substantially improve the endoscopic surgery visual field to expose submucosa, while without replacing instrument channel repeatedly
Interior injection needle and electric knife, accelerates operative speed, to improve Endoscopic submucosal dissection excision gastrointestinal mucosal lesion
Safety and efficiency.The Endoscopic submucosal dissection auxiliary casing of the utility model is easy to operate and safe, not by operation portion
Position limitation more can crucially adjust direction and the dynamics of drawing and push in real time, and by setting card slot, both without doctor
Lifting is helped, and position can be adjusted at any time, is effectively pushed or pulled gastrointestinal mucosal, and since what hemostatic clamp was clamped glues
Film is to be lifted by the pulling rope on bar, therefore sample also still lies in stayed pole after removing monolith mucous membrane, postoperative to be not necessarily to
Worry the disengaging of sample, directly the processing surface of a wound.
Detailed description of the invention
Fig. 1 is the overlooking structure diagram that Endoscopic submucosal dissection assists casing in the utility model embodiment 1.
Fig. 2 is by the side elevational cross-section structural schematic diagram that does in Fig. 1 along hatching A-A.
Fig. 3 is by the side elevational cross-section structural schematic diagram that does in Fig. 1 along hatching B-B.
Fig. 4 is the overlooking structure diagram that Endoscopic submucosal dissection assists casing in the utility model embodiment 2.
Fig. 5 is by the side elevational cross-section structural schematic diagram that does in Fig. 4 along hatching A-A.
Fig. 6 is by the side elevational cross-section structural schematic diagram that does in Fig. 4 along hatching B-B.
Fig. 7 is by the side elevational cross-section structural schematic diagram that does in Fig. 4 along hatching C-C.
Fig. 8 is the overlooking structure diagram that Endoscopic submucosal dissection assists casing in the utility model embodiment 3.
Fig. 9 is by the side elevational cross-section structural schematic diagram that does in Fig. 8 along hatching A-A.
Figure 10 is by the side elevational cross-section structural schematic diagram that does in Fig. 8 along hatching B-B.
Specific embodiment
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
Embodiment 1
As shown in Figure 1, 2, 3, the present embodiment provides a kind of Endoscopic submucosal dissection auxiliary casings to be mainly used for second shape knot
The ESD art of intestines and rectum, it includes auxiliary casing 1 and control-rod 2 that Endoscopic submucosal dissection, which assists casing,.Assist casing 1 in same
Tubular structures, the i.e. axis of auxiliary casing 1 and the axis of auxiliary 1 interior lumen of casing are same straight line.Assist the total of casing 1
Length is 5-20cm, and it is 2-7cm that auxiliary casing 1, which enters the intracorporal length of people, and the internal diameter of auxiliary casing 1 is greater than the outer diameter of scope,
When ensuring that casing 1 is assisted to be sheathed on the periphery of scope, auxiliary casing 1 can be rotated axially.It assists on the tube wall of casing 1 along auxiliary
The axial setting of casing 1 differs 90 ° between two neighboring through-hole pipeline 10 there are four through-hole pipeline 10.Certainly, through-hole pipeline 10
Quantity be not limited to four, can be specifically increased and decreased according to the size of different patient anus.Control-rod 2 is arranged in through-hole
In pipeline 10, the internal diameter of through-hole pipeline 10 is slightly larger than the outer diameter of control-rod 2, it is ensured that control-rod 2 can be in through-hole pipeline 10 freely
Movement.Further, the liquid in enteron aisle is flowed out by the gap between 10 inner wall of control-rod 2 and through-hole pipeline in order to prevent,
A film valve block is provided in each through-hole pipeline 10, film valve block and 10 axis of through-hole pipeline are in an angle, facilitate control
Bar 2 passes through, meanwhile, when film valve block is by fluid pressure, film valve block can block through-hole pipeline 10, to prevent enteron aisle liquid
The quantity of the outflow of body, film valve block specifically can be determine according to actual needs.The front end of control-rod 2 is provided with threading hole, rope
Set 21 is arranged in threading hole, and the material of rope sling 21 is nylon or plastics, and rope sling 21 is used to carry out mucous membrane with hemostatic clamp cooperation
Lifting.Open-shaped state when flat of rope sling 21, before use, brought rope sling 21 in through-hole pipeline 10 by pulling back control-rod 2,
Rope sling 21 is in collapsed state at this time, in use, push lever 2 forward, control-rod 2 drives rope sling 21 from through-hole pipeline 10
It stretches out, at this time under the elastic reaction of rope sling 21 itself, rope sling 21 opens automatically.Auxiliary casing 1 is internally provided in annular
Air bag 11, annular in air bag 11 and auxiliary casing 1 inner wall be connected by glue, further, in order to shorten the first gas transmission lead to
The length in road 13, in the present embodiment, air bag 11 is located in auxiliary casing 1 close to the position of the first air inflation nozzle 12 in annular.The
One air inflation nozzle 12 is set on the outer tube wall of auxiliary casing 1, it is preferred that the first air inflation nozzle 12 is integrally formed with auxiliary casing 1.It is auxiliary
It helps on the tube wall of casing 1 and is additionally provided with the first gas distribution channel 13, one end of the first gas distribution channel 13 in the axial direction of auxiliary casing 1
It is connected to the first air inflation nozzle 12, the other end of the first gas distribution channel 13 is connected to the air inlet of air bag 11 in annular.First gas transmission
Channel 13 is for connecting the first air inflation nozzle 12 and air bag 11 in annular, when needing to block between scope and auxiliary 1 inner wall of casing
When gap, the first air inflation nozzle 12 can be connect with charger, expansion by scope and assists casing 1 after air bag 11 is inflated in annular
Gap between inner wall blocks, and prevents the liquid in enteron aisle from flowing out by the gap.Further, setting in the first air inflation nozzle 12
There is ball-and-seat, ball-and-seat can prevent the air in annular in air bag 11 from overflowing, when needing to discharge the air in annular in air bag 11
When, ball-and-seat need to be only squeezed with hand, the spool in ball-and-seat deforms, and the air in shape in air bag is discharged by ball-and-seat.
Further, card slot 14 there are three being uniformly arranged on the outer peripheral surface of auxiliary 1 rear end of casing, correspondingly, control-rod 2
End be provided with locating rod 22.The quantity of certain card slot 14 is not limited to three, with specific reference to lesion size and control-rod 2
Stroke be determined.When needing the position of fixed control-rod 2, only need rotation control rod 2 that locating rod 22 is caught in card slot 14
It is interior, it is no longer necessary to medical assistant lifts, and can adjust the position of control-rod 2 as needed at any time, well to mucous membrane into
Row push or drawing.The distance between two neighboring card slot 14 is 3cm, and it's not limited to that certainly, specifically can be according to reality
Border it needs to be determined that.
Further, the ora terminalis of 1 rear end of casing is assisted to extend radially outwardly to form the limit film 15 of annular, in limit film 15
It is provided with limit hole 151 corresponding with the quantity of through-hole pipeline 10 and position.
Further, the fixation to extend radially outwardly there are four also setting up on the outer tube wall of casing 1 along auxiliary casing 1 is assisted
Piece 16 differs 90 ° between two neighboring fixinig plate 16.When needing fixed auxiliary casing 1,16 table of adhesive tape or fixinig plate can be passed through
Fixinig plate 16 is pasted on the buttocks of patient by the adhesive sticker in face, to achieve the purpose that fixed auxiliary casing 1, it is no longer necessary to medical assistant
Hand-held fixed auxiliary casing 1, keeps surgical procedure simpler.
Further, the ora terminalis of 1 front end of casing is assisted to extend radially outwardly to form the antisitic defect ring 23 of annular, antisitic defect ring
23 length is 0.3-1cm, and the surface of antisitic defect ring 23 is arc-shaped, is provided with and through-hole pipeline 10 in auxiliary 1 axial direction of casing
The corresponding through-hole of quantity and position, control-rod 2 stretch out after being inserted into through-hole pipeline 10 eventually by the through-hole, and antisitic defect ring 23 can be kept away
Exempt from that casing 1 is assisted to damage mucous membrane when entering enteron aisle.
The application method of the Endoscopic submucosal dissection auxiliary casing of the present embodiment:
Before use, the open-shaped state of rope sling 21 of 2 front end of control-rod, for round or polygon.It is preoperative according to lesion locations
Determine that auxiliary casing 1 is in the length of internal section.
In use, pulling back control-rod 2,2 front end of control-rod is retracted into through-hole pipeline 10, to air bag 11 in annular
Inflation makes casing 1 is assisted to clamp scope to be sent into vivo, after reaching the position that rectum or sigmoid colon lesion need to treat, by fixinig plate
16 are fixed on patient's buttocks, and disease is removed to optimum field of performing the operation in the relative position of adjustment auxiliary casing 1 and scope before removing lesion
It is placed in injection needle from the ipsilateral pipeline of lesion when change, the electric knife of instrument channel is cooperated to work, reduces back and forth the time of parallel operation tool, to
When having removed lesion edge and entering the middle part of lesion, the control-rod 2 for stretching out contralateral orientation stretches out, gravity and rope sling 21 from
Under the action of body elasticity, rope sling 21 opens, and is placed in hemostatic clamp from endoscopic instruments duct at this time, hemostatic clamp can be easily by rope sling 21
It is sandwiched in the mucomembranous surface being partially stripped, at this point, push-and-pull control-rod 2, then plays the role of the lifting of lesion surface in this way, be convenient for
Observation and removing.
Embodiment 2
As shown in FIG. 4,5,6, 7, the present embodiment provides a kind of Endoscopic submucosal dissections to assist casing, is mainly used for colonoscopy
The ESD or EMR of lower lesion perform the operation, and it includes auxiliary casing 1 and control-rod 2 which, which assists casing,.This implementation
Auxiliary casing 1 in example is in that eccentric tubular structure, the i.e. axis of auxiliary casing 1 and the axis of auxiliary 1 interior lumen of casing do not exist
On same straight line.Wherein auxiliary 1 length of casing in the present embodiment assists the length of casing 1 longer compared in embodiment 1.This reality
Apply on the tube wall of the auxiliary casing 1 in example that there are two through-hole pipeline 10, two through-hole pipelines 10 along the axial setting of auxiliary casing 1
At the tube wall thicker positioned at auxiliary casing 1, and 90 ° are differed between two through-hole pipelines 10, but it's not limited to that, it can also be small
In 90 °, such design can effectively reduce the outer diameter of auxiliary casing 1, limit the application for assisting casing 1 by operating position,
Reduce patient because auxiliary casing 1 is too thick and bring is painful.
Control-rod 2 is arranged in through-hole pipeline 10, and correspondingly, the length of control-rod 2 is longer in the present embodiment.Further
, the liquid in enteron aisle is flowed out by the gap between 10 inner wall of control-rod 2 and through-hole pipeline in order to prevent, in the present embodiment
A film valve block is also equipped in each through-hole pipeline 10, the quantity of film valve block specifically can be determine according to actual needs.
The front end of control-rod 2 is provided with threading hole, and rope sling 21 is arranged in threading hole, and the material of rope sling 21 is nylon or plastics, rope sling
21 for lifting mucous membrane with hemostatic clamp cooperation.The inside of auxiliary casing 1 is also equipped with air bag 11 in annular, the present embodiment
In annular in air bag 11 be set to auxiliary 1 front end of casing port in, annular in air bag 11 with assist casing 1 inner wall pass through
Gluing connection.Likewise, the first air inflation nozzle 12 is set on the outer tube wall of auxiliary casing 1.It assists on the tube wall of casing 1 along auxiliary
The first gas distribution channel 13 is also equipped in the axial direction of casing 1, one end of the first gas distribution channel 13 is connected to the first air inflation nozzle 12, the
The other end of one gas distribution channel 13 is connected to the air inlet of air bag 11 in annular.
The present embodiment and the something in common of embodiment 1 be, assist being uniformly arranged on the outer peripheral surface of 1 rear end of casing there are three
Card slot 14, correspondingly, the end of control-rod 2 are provided with locating rod 22, the quantity of card slot 14 and unlimited in certain the present embodiment
Due to three, it is determined with specific reference to the stroke of lesion size and control-rod 2.Likewise, the auxiliary casing 1 in the present embodiment
The ora terminalis of rear end extends radially outwardly to form the limit film 15 of annular, be provided in limit film 15 with the quantity of through-hole pipeline 10 and
The corresponding limit hole 151 in position.
Further, the present embodiment is also differ in that with embodiment 1, outside the auxiliary casing 1 in the present embodiment
The outer air bag 17 of annular is arranged on tube wall, the outer air bag 17 of annular is connect with the outer peripheral surface gluing of auxiliary casing 1, outside auxiliary casing 1
Also set up the second air inflation nozzle 18 on tube wall, the length of the second air inflation nozzle 18 length of first air inflation nozzle 12 in this present embodiment greatly.
It assists being additionally provided with the second gas distribution channel 19 on the tube wall of casing 1 in the axial direction of auxiliary casing 1, the one of the second gas distribution channel 19
End is connected to the second air inflation nozzle 18, and the other end of the second gas distribution channel 19 is connected to the air inlet of the outer air bag 17 of annular.It is annular outer
Air bag 17 is used to block enteron aisle and assists the gap between casing 1, prevents the liquid in enteron aisle from flowing out by the gap.Work as needs
When blocking enteron aisle and assisting the gap between casing 1, the second air inflation nozzle 18 can be connect with charger, the outer air bag 17 of annular fills
It is expanded after gas and blocks the gap between enteron aisle and auxiliary casing 1.Further, single stream is also equipped on the second air inflation nozzle 18
Valve.
The application method of the Endoscopic submucosal dissection auxiliary casing of the present embodiment:
Before use, the open-shaped state of rope sling 21 of 2 front end of control-rod, for round or polygon.It is preoperative according to lesion locations
Determine that auxiliary casing 1 is in the length of internal section.
In use, pulling back control-rod 2,2 front end of control-rod is retracted into through-hole pipeline 10, to air bag 11 in annular
Inflation makes to assist the clamping scope feeding of casing 1 internal, and adjustment assists casing 1 and the relative position of scope extremely to perform the operation before removing lesion
Optimum field, and inflated to the outer air bag 17 of annular, avoid gap of the liquid dung between enteron aisle and auxiliary casing 1 from flowing out, removing disease
It is placed in injection needle from the ipsilateral pipeline of lesion when change, the electric knife of instrument channel is cooperated to work, reduces back and forth the time of parallel operation tool, to
When having removed lesion edge and entering the middle part of lesion, the control-rod 2 for stretching out contralateral orientation stretches out, gravity and rope sling 21 from
Under the action of body elasticity, rope sling 21 opens, and is placed in hemostatic clamp from endoscopic instruments duct at this time, hemostatic clamp can be easily by rope sling 21
It is sandwiched in the mucomembranous surface being partially stripped, at this point, push-and-pull control-rod 2, then plays the role of the lifting of lesion surface in this way, be convenient for
Observation and removing.
Embodiment 3
As shown in Figure 8,9, 10, the Endoscopic submucosal dissection auxiliary casing in the present embodiment is mainly used in upper digestive tract
ESD the or EMR art of lesion.The present embodiment based on embodiment 2, the present embodiment and embodiment 2 the difference is that, this reality
Applying the auxiliary casing 1 in example is in concentric tubular structure, through-hole pipeline 10 there are four settings on the tube wall of auxiliary casing 1, and adjacent two
90 ° are differed between a through-hole pipeline 10.1 need of auxiliary casing compared to the auxiliary casing 1 in embodiment 2, in the present embodiment
The angle of rotation very little can make control-rod 2 reach ideal operating position, more convenient operation.
Although being above described in detail with generality explanation and specific embodiment to the utility model,
On the basis of the utility model, it can be modified or is improved, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want
Seek the range of protection.
Claims (10)
1. a kind of Endoscopic submucosal dissection assists casing, the Endoscopic submucosal dissection auxiliary casing include auxiliary casing and
Control-rod, which is characterized in that the axial direction on the tube wall of the auxiliary casing along auxiliary casing is provided at least one through-hole pipeline,
The control-rod is arranged in the through-hole pipeline, and the front end of the control-rod is provided with rope sling, the inside of the auxiliary casing
It is provided with air bag in annular, the first air inflation nozzle, edge on the tube wall of the auxiliary casing are set on the outer tube wall of the auxiliary casing
It assists being additionally provided with the first gas distribution channel in the axial direction of casing, one end of first gas distribution channel and first air inflation nozzle connect
Logical, the other end of first gas distribution channel is connected to the air inlet of air bag in the annular.
2. Endoscopic submucosal dissection according to claim 1 assists casing, which is characterized in that each through-hole pipeline
It is inside provided at least one film valve block, is provided with ball-and-seat in first air inflation nozzle.
3. Endoscopic submucosal dissection according to claim 2 assists casing, which is characterized in that the auxiliary casing rear end
Outer peripheral surface on be provided with multiple card slots, correspondingly, the end of the control-rod is provided with locating rod.
4. Endoscopic submucosal dissection according to claim 3 assists casing, which is characterized in that the material of the rope sling is
Nylon or plastics.
5. Endoscopic submucosal dissection according to claim 4 assists casing, which is characterized in that the auxiliary casing rear end
Ora terminalis extend radially outwardly to form the limit film of annular, be provided with and the quantity of the through-hole pipeline and position in the limit film
Set corresponding limit hole.
6. Endoscopic submucosal dissection according to claim 5 assists casing, which is characterized in that outside the auxiliary casing
At least one is additionally provided on tube wall along auxiliary sleeve caliber to outwardly extending fixinig plate.
7. Endoscopic submucosal dissection according to claim 5 assists casing, which is characterized in that air bag is set in the annular
It is placed in the port of the auxiliary casing front end.
8. Endoscopic submucosal dissection according to claim 7 assists casing, which is characterized in that outside the auxiliary casing
It is arranged the outer air bag of annular on tube wall, the second air inflation nozzle, the pipe of the auxiliary casing are also set up on the outer tube wall of the auxiliary casing
It is additionally provided with the second gas distribution channel in the axial direction of auxiliary casing on wall, one end of second gas distribution channel is filled with described second
Gas nozzle connection, the other end of second gas distribution channel are connected to the air inlet of the outer air bag of annular.
9. Endoscopic submucosal dissection according to claim 8 assists casing, which is characterized in that the pipe of the auxiliary casing
Setting differs 90 °, sets in second air inflation nozzle there are four the through-hole pipeline on wall between the two neighboring through-hole pipeline
It is equipped with ball-and-seat.
10. Endoscopic submucosal dissection according to claim 8 assists casing, which is characterized in that the auxiliary casing
Setting is there are two the through-hole pipeline on tube wall, and difference is less than or equal to 90 ° between two through-hole pipelines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821303386.3U CN209107563U (en) | 2018-08-13 | 2018-08-13 | A kind of Endoscopic submucosal dissection auxiliary casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821303386.3U CN209107563U (en) | 2018-08-13 | 2018-08-13 | A kind of Endoscopic submucosal dissection auxiliary casing |
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| Publication Number | Publication Date |
|---|---|
| CN209107563U true CN209107563U (en) | 2019-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821303386.3U Active CN209107563U (en) | 2018-08-13 | 2018-08-13 | A kind of Endoscopic submucosal dissection auxiliary casing |
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| CN (1) | CN209107563U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108938075A (en) * | 2018-08-13 | 2018-12-07 | 唐丹 | A kind of Endoscopic submucosal dissection auxiliary casing |
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2018
- 2018-08-13 CN CN201821303386.3U patent/CN209107563U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108938075A (en) * | 2018-08-13 | 2018-12-07 | 唐丹 | A kind of Endoscopic submucosal dissection auxiliary casing |
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Effective date of registration: 20240116 Address after: 100039 Fuxing Road 28, Beijing, Haidian District Patentee after: The first medical center of PLA General Hospital Address before: 100853 Fuxing Road 28, Beijing, Haidian District Patentee before: Tang Dan |