CN208910200U - Choledochoscope guide device under a kind of laparoscope with annular air-pocket - Google Patents
Choledochoscope guide device under a kind of laparoscope with annular air-pocket Download PDFInfo
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- CN208910200U CN208910200U CN201820665294.3U CN201820665294U CN208910200U CN 208910200 U CN208910200 U CN 208910200U CN 201820665294 U CN201820665294 U CN 201820665294U CN 208910200 U CN208910200 U CN 208910200U
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Abstract
The utility model discloses choledochoscope guide devices under a kind of laparoscope with annular air-pocket, belong to the field of medical instrument technology.Choledochoscope guide device under a kind of laparoscope with annular air-pocket of the utility model, including guide pipe, the guide pipe is formed by being sequentially connected 3 logical pipeline sections, it is respectively oriented to beginning pipeline section, pipeline section and is oriented to last pipeline section in guiding, the nose end of the guiding beginning pipeline section is provided with the sealing cap that may pass through choledochoscope, the flexible deformation of pipeline section in guiding, the outer wall for being oriented to last pipeline section are provided with inflatable/discouraged annular air-pocket, and annular air-pocket is connected with appendix.When using the utility model, the channel in guide pipe is the channel of choledochoscope disengaging, and choledochoscope passes in and out out of guide pipe, can be avoided choledochoscope and rub repeatedly with tissue, reduces the abrasion of choledochoscope rubber, improves the service life of choledochoscope.The design of annular air-pocket can will be oriented to last pipeline section and be fixed in bile duct, avoid gallbladder liquid in pipe from flowing to through bile duct notch intraperitoneal.
Description
Technical field
The utility model relates to choledochoscope guide device under a kind of laparoscope, especially a kind of abdominal cavity with annular air-pocket
Choledochoscope guide device under mirror, belongs to the field of medical instrument technology.
Background technique
Laparoscopic common bile duct exploration, when taking stone and taking tissue pathology checking, choledochoscope is the equipment that must be used, biliary tract
Mirror enters in bile duct after entering the abdominal cavity of human body through bile duct notch.Since choledochoscope is soft lens, choledochoscope enters the abdominal cavity of human body
After be easily bent, and when choledochoscope interts repeatedly into human body, will generate friction with tissue, and choledochoscope rubber is easy to be ground
Damage, influences the service life of choledochoscope.
Summary of the invention
The goal of the invention of the utility model is: in view of the above problems, providing a kind of abdomen with annular air-pocket
Choledochoscope guide device under hysteroscope, the guide device of the utility model have the channel for choledochoscope disengaging, reduce choledochoscope
The abrasion of rubber improves the service life of choledochoscope.
The technical solution adopted in the utility model is as follows:
Choledochoscope guide device under a kind of laparoscope with annular air-pocket, including guide pipe, the guide pipe is by successively phase
Pipeline section and the last pipeline section of guiding, the pipe of the guiding beginning pipeline section in 3 pipeline sections composition of connection, respectively guiding beginning pipeline section, guiding
Mouth end is provided with the sealing cap that may pass through choledochoscope, the flexible deformation of pipeline section in guiding, and the outer wall for being oriented to last pipeline section is provided with and can fill
The annular air-pocket of gas/discouraged, the annular air-pocket are connected with appendix.
When choledochoscope guide device under the laparoscope of the utility model is placed in human abdominal cavity, it is oriented to the nose end of beginning pipeline section
Outside abdominal cavity, the part (or whole) of pipeline section and the last pipeline section of annular air-pocket, guiding are through bile duct notch insertion bile duct in guiding
Interior, the channel in guide pipe is the channel of choledochoscope disengaging, and choledochoscope passes in and out out of guide pipe, avoiding problems choledochoscope with
Tissue rubs repeatedly, reduces the abrasion of choledochoscope rubber, improves the service life of choledochoscope.Specifically, choledochoscope
Enter in bile duct after sealing cap by pipeline section, the last pipeline section of guiding in guiding beginning pipeline section, guiding.It is oriented to beginning pipeline section inner wall and biliary tract
Gap between mirror is sealed by sealing cap, can sealing liquid, remain preferable hydraulic.The flexible deformation of pipeline section, is convenient in guiding
Adjustment is oriented to the locality of last pipeline section.Annular air-pocket designed for passing through appendix after annular air-pocket enters bile duct
It is inflated to annular air-pocket so that annular air-pocket expansion will be oriented to end so that annular air-pocket and bile duct inner wall are fitted close to realize
Pipeline section is fixed in bile duct, effectively avoids guide pipe mobile, while being also avoided that in bile duct that liquid flow to abdomen through bile duct notch
It is intracavitary；When needing to take out the choledochoscope guide device of the utility model, so that annular air-pocket is lost heart by appendix, that is, can be taken off
The utility model.Preferably, annular air-pocket pipeline section in guiding.
Choledochoscope guide device under a kind of laparoscope with annular air-pocket of the utility model, the appendix is along guiding
The inner wall of pipe is distributed, and the end of appendix is connected after passing through the tube wall for being oriented to last pipeline section with annular air-pocket, the beginning of appendix
Across the tube wall of guiding beginning pipeline section, and the beginning of appendix is close to the nose end of guiding beginning pipeline section.
Choledochoscope guide device under a kind of laparoscope with annular air-pocket of the utility model, pipeline section is in the guiding
Bellows piece, the outer diameter D 1 of the guiding beginning pipeline section and the outer diameter D 3 for being oriented to last pipeline section are less than the outer diameter D 2 of pipeline section in guiding；
The internal diameter d3 of the internal diameter d2 of pipeline section and the last pipeline section of guiding is equal in the internal diameter d1 for being oriented to beginning pipeline section, guiding.That is, D1 <
D2, D3 < D2, d1=d2=d3.In guiding pipeline section 12 be bellows piece can bending deformation, and D2 is larger compared with D1, D3 sets
Meter purpose is that, due to the difference of individual patients, some patient's bile ducts will appear biggish expansion, at this time just need to be by annular gas
The fixation of guide pipe is realized in capsule inflation；And some patient's cholangiectasis very littles or do not expand substantially, at this time without annular
Air bag (i.e. without inflation), can be fitted close, to realize the fixation of guide pipe with bile duct inner wall by bellows piece.Make
The versatility for obtaining the utility model is stronger.
Further, D1 7mm-9mm, D2 8mm-10mm, D3 7mm-9mm；D1, d2, d3 6mm-8mm.Obviously
, the outer diameter of each pipeline section is greater than internal diameter.
Choledochoscope guide device under a kind of laparoscope with annular air-pocket of the utility model, the guiding beginning pipeline section
Length L1 is 100mm-120mm, and the length L2 of pipeline section is 20mm-40mm in guiding, and the length L3 for being oriented to last pipeline section is 20mm-
30mm, the height c of annular air-pocket are 5mm-10mm.
Choledochoscope guide device under a kind of laparoscope with annular air-pocket of the utility model, the last pipeline section of guiding
Nose end is angle.Convenient for being oriented to last pipeline section through in bile duct notch insertion bile duct.It is alternative, the high point of the angle with it is low
Distance b≤10mm of point.
Choledochoscope guide device under a kind of laparoscope with annular air-pocket of the utility model, the guiding beginning pipeline section,
Pipeline section and the last pipeline section of guiding are made into integration to form guide pipe in guiding.
Choledochoscope guide device under a kind of laparoscope with annular air-pocket of the utility model, the guiding beginning pipeline section
Nose end outer wall is provided with boss.The design of boss can be avoided guide pipe and fall into human abdominal cavity.
Choledochoscope guide device under a kind of laparoscope with annular air-pocket of the utility model, outside the guiding beginning pipeline section
Wall is provided with the liquid injection pipe for connecting infusion apparatus, the nozzle of liquid injection pipe connection guiding beginning pipeline section and close guiding beginning pipeline section
End.When needing to inject liquid into bile duct, have benefited from the design of liquid injection pipe, without extracting choledochoscope out of guide pipe.This
When, infusion apparatus need to be only connected with liquid injection pipe, after liquid enters guide pipe from liquid injection pipe, between choledochoscope and guide pipe between
Clearance flow enters in bile duct, is not take up the service aisle of choledochoscope, very convenient.
Further, the nose end of the liquid injection pipe is removably equipped with the pipe cap for sealing liquid injection pipe.Need to
In bile duct when injection liquid, liquid needed for infusion apparatus injects can be connected by removing pipe cap；When not needing to inject liquid into bile duct,
Pipe cap is assembled into the nose end in liquid injection pipe, to realize the fluid injection seal of tube.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
Choledochoscope guide device under a kind of laparoscope with annular air-pocket of the utility model, the utility model structure letter
It is single, it is easily fabricated, it is easy to use；Channel in guide pipe is the channel of choledochoscope disengaging, and choledochoscope is passed in and out out of guide pipe,
Avoiding problems choledochoscopes to rub repeatedly with tissue, reduces the abrasion of choledochoscope rubber, improves the use of choledochoscope
Service life.The design of annular air-pocket can will be oriented to last pipeline section and be fixed in bile duct, effectively avoid guide pipe mobile, simultaneously also
It is intraperitoneal to be avoided that gallbladder liquid in pipe is flow to through bile duct notch.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of choledochoscope guide device under the laparoscope with annular air-pocket.
Marked in the figure: in 1- guide pipe, 11- guiding beginning pipeline section, 12- guiding pipeline section, 13- be oriented to last pipeline section, 131- angle,
2- sealing cap, 3- liquid injection pipe, 4- pipe cap, 5- annular air-pocket, 6- appendix, 7- Pneumatic quick connector, D1- are oriented to the outer of beginning pipeline section
In diameter, D2- guiding the outer diameter of pipeline section, D3- be oriented to the last outer diameter of pipeline section, the outer diameter of D4- boss, d1- guiding beginning pipeline section internal diameter,
The internal diameter of pipeline section, d3- are oriented to the last internal diameter of pipeline section, the internal diameter of d4- sealing cap, the length of L1- guiding beginning pipeline section, L2- in d2- guiding
The length of pipeline section, L3- are oriented to the length of last pipeline section, the high point of b- angle at a distance from low spot, the height of c- annular air-pocket in guiding
It spends, the nose end of e- liquid injection pipe is at a distance from guiding beginning pipeline section outer wall.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown in Figure 1, choledochoscope guide device under a kind of laparoscope with annular air-pocket of the present embodiment, including guiding
Pipe 1, the guide pipe 1 are formed by being sequentially connected 3 logical pipeline sections, respectively guiding beginning pipeline section 11, guiding in pipeline section 12 and guiding
The nose end of last pipeline section 13, the guiding beginning pipeline section 11 is provided with the sealing cap 2 that may pass through choledochoscope, and pipeline section 12 is flexible in guiding
Deformation, the outer wall for being oriented to last pipeline section 13 are provided with inflatable/discouraged annular air-pocket 5, which is connected with appendix 6.
By (guide pipe 1 can be stabbed from stomach wall when choledochoscope guide device merging human abdominal cavity under the laparoscope of the utility model
Hole or Trocar are placed in abdominal cavity), the nose end of guiding beginning pipeline section 11 is located at outside abdominal cavity, the part (or whole) of pipeline section 12 in guiding
And the last pipeline section 13 of annular air-pocket 5, guiding is through in bile duct notch insertion bile duct, the channel in guide pipe 1 is choledochoscope disengaging
Channel, choledochoscope passes in and out out of guide pipe 1, and avoiding problems choledochoscopes to rub repeatedly with tissue, reduces choledochoscope
The abrasion of rubber improves the service life of choledochoscope.Specifically, choledochoscope is after sealing cap 2 by being oriented to beginning pipeline section 11, leading
Enter in bile duct to middle pipeline section 12, the last pipeline section 13 of guiding.The gap being oriented between 11 inner wall of beginning pipeline section and choledochoscope is close by sealing cap 2
Envelope, can sealing liquid, remain preferable hydraulic.The flexible deformation of pipeline section 12 in guiding is conveniently adjusted and is oriented to last pipeline section 13
Locality.Annular air-pocket 5 enter bile duct designed for, annular air-pocket 5 after, filled by appendix 6 to annular air-pocket 5
Gas expands annular air-pocket 5, so that annular air-pocket 5 and bile duct inner wall are fitted close, it is fixed to be oriented to last pipeline section 13 with realization
It is mobile in bile duct, effectively avoiding guide pipe 1, while being also avoided that in bile duct that liquid is flow to intraperitoneal through bile duct notch；When
When needing to take out the choledochoscope guide device of the utility model, so that annular air-pocket 5 is lost heart by appendix 6, that is, can be taken off this reality
With novel.It will be evident that the nose end of guiding beginning pipeline section 11 is to be oriented to that one end of beginning pipeline section 11 far from pipeline section 12 in guiding.For
Selection, the sealing cap 2 is annular shape, to pass through choledochoscope；Further, 2 internal diameter d4 of sealing cap is 4mm-5mm；Further
, sealing cap 2 is made of medical silica-gel.Alternative, sealing cap 2 is filled in the nozzle of guiding beginning pipeline section 11；Or, 2 sets of sealing cap
Mounted in the nose end of guiding beginning pipeline section 11.Preferably, the pipeline section 12 in guiding of annular air-pocket 5；Certainly, annular air-pocket 5 may be used also
To be located at the middle part for being oriented to last pipeline section 13；Annular air-pocket 5 can also be set in guiding on the outer wall of pipeline section 12, as long as guaranteeing ring
Shape air bag 5, which is able to enter in bile duct, all may be used.
Further optimization based on the present embodiment, in another embodiment, inner wall of the appendix 6 along guide pipe 1
Distribution, the end of appendix 6 are connected after passing through the tube wall for being oriented to last pipeline section 13 with annular air-pocket 5, and the beginning of appendix 6 passes through
It is oriented to the tube wall of beginning pipeline section 11, and the beginning of appendix 6 is close to the nose end of guiding beginning pipeline section 11.This is designed as 6 cloth of appendix
The preferred design set.Alternative, the beginning of appendix 6 is connected with Pneumatic quick connector 7；Convenient for annular air-pocket 5 inflation/
Air pressure needed for losing heart and keeping annular air-pocket 5.Preferably, appendix 6 is embedded in the inner wall of guide pipe 1, as shown in Figure 1.When
So, appendix 6 can not also be embedded in the inner wall of guide pipe 1.
Further optimization based on the present embodiment, in another embodiment, pipeline section 12 is bellows piece in the guiding,
The outer diameter D 1 of the guiding beginning pipeline section 11 and the outer diameter D 3 for being oriented to last pipeline section 13 are less than the outer diameter D 2 of pipeline section 12 in guiding；It is described
Be oriented to the internal diameter d1 of beginning pipeline section 11, in guiding the internal diameter d2 of pipeline section 12 and be oriented to last pipeline section 13 internal diameter d3 it is equal.That is, D1 <
D2, D3 < D2, d1=d2=d3.In guiding pipeline section 12 be bellows piece can bending deformation, and D2 is larger compared with D1, D3 sets
Meter purpose is that, due to the difference of individual patients, some patient's bile ducts will appear biggish expansion, at this time just need to be by annular gas
The fixation of guide pipe 1 is realized in the inflation of capsule 5；And some patient's cholangiectasis very littles or do not expand substantially, at this time without ring
Shape air bag 5(is not necessarily to inflate), it can be fitted close with bile duct inner wall by bellows piece, to realize consolidating for guide pipe 1
It is fixed.So that the versatility of the utility model is stronger.Preferably, D1=D3.
Further, in another embodiment, D1 7mm-9mm, D2 8mm-10mm, D3 7mm-9mm；d1,d2,d3
For 6mm-8mm.It will be evident that the outer diameter of each pipeline section is greater than internal diameter.In one embodiment, D1=7mm, D2=8mm, D3=
7mm；d1=d2=d3=6mm.In another embodiment, D1=8mm, D2=9mm, D3=8mm；d1=d2=d3=7mm.In another implementation
In example, D1=9mm, D2=10mm, D3=9mm；d1=d2=d3=8mm.
Further optimization based on the present embodiment, in another embodiment, the length L1 of the guiding beginning pipeline section 11 is
100mm-120mm, the length L2 of pipeline section 12 is 20mm-40mm in guiding, and the length L3 for being oriented to last pipeline section 13 is 20mm-30mm,
The height c of annular air-pocket 5 is 5mm-10mm.In one embodiment, L1=100mm, L2=40mm, L3=20mm, c=5mm.?
In another embodiment, L1=110mm, L2=30mm, L3=25mm, c=7.5mm.In another embodiment, L1=120mm, L2=
20mm、L3=30mm、c=10mm。
Further optimization based on the present embodiment, in another embodiment, as shown in Figure 1, guiding end pipeline section 13
Nose end be angle 131.Convenient for being oriented to last pipeline section 13 through in bile duct notch insertion bile duct.It will be evident that being oriented to last pipeline section 13
Nose end is to be oriented to that one end of last pipeline section 13 far from pipeline section 12 in guiding.It is alternative, the high point of the angle 131 with it is low
Distance b≤10mm of point.Preferably, in one embodiment, b=5mm.
Further optimization based on the present embodiment, in another embodiment, pipeline section in the guiding beginning pipeline section 11, guiding
12 are made into integration to form guide pipe 1 with last pipeline section 13 is oriented to.
Further optimization based on the present embodiment, in another embodiment, as shown in Figure 1, the guiding beginning pipeline section 11
Nose end outer wall be provided with boss 111.The design of boss 111 can be avoided guide pipe 1 and fall into human abdominal cavity.For choosing
It selects, boss 111 is annular in shape, and further, the outer diameter D 4 of boss 111 is 10mm-12mm；Preferably, boss 111 and guiding
Beginning pipeline section 11 is made into integration.
Further optimization based on the present embodiment, in another embodiment, as shown in Figure 1, the guiding beginning pipeline section 11
Outer wall is provided with the liquid injection pipe 3 for connecting infusion apparatus, the liquid injection pipe 3 connection guiding beginning pipeline section 11 and close guiding beginning pipeline section 11
Nose end.When needing to inject liquid into bile duct, have benefited from the design of liquid injection pipe 3, is not necessarily to choledochoscope out of guide pipe 1
It extracts.At this point, only infusion apparatus need to be connected with liquid injection pipe 3, after liquid is from liquid injection pipe 3 into guide pipe 1, from choledochoscope and guiding
Gap between pipe 1 flows into bile duct, is not take up the service aisle of choledochoscope, very convenient.Preferably, the liquid injection pipe 3
Nose end and guiding 11 outer wall distance e≤0.5mm of beginning pipeline section.Preferably, liquid injection pipe 3 and guiding 11 1 system of beginning pipeline section
At.
Further, in another embodiment, as shown in Figure 1, the nose end of the liquid injection pipe 3 removably assemble it is useful
In the pipe cap 4 of sealing liquid injection pipe.When needing to inject liquid into bile duct, liquid needed for infusion apparatus injects can be connected by removing pipe cap 4
Body；When not needing to inject liquid into bile duct, by the assembly of pipe cap 4 in the nose end of liquid injection pipe 3, liquid injection pipe 3 is sealed with realizing.
It will be evident that the nose end of liquid injection pipe 3 is that one end of liquid injection pipe 3 far from guiding beginning pipeline section 11.Alternative, pipe cap 4 is set with
In the nose end of liquid injection pipe 3；Or, pipe cap 4 is filled in the nozzle of liquid injection pipe 3.
Specific action process based on the various embodiments described above, in one embodiment, specifically give one it is optional
Choledochoscope guide device under the laparoscope with annular air-pocket of specification.Wherein, D1=8mm, D2=9mm, D3=8mm, d1=d2=d3
=6mm, L1=100mm, L2=40mm, L3=30mm, b=5mm, c=10mm, D4=11mm, d4=4.5mm, e=0.5mm.The present embodiment
In, the outer tube diameter that choledochoscope passes in and out guide pipe 1 is 4.5mm, and the choledochoscope guide device of the design can be used alone；It can also be with
The Trocar that specification is 10mm or 12mm is cooperated to use.
In conclusion using choledochoscope guide device under a kind of laparoscope with annular air-pocket of the utility model, knot
Structure is simple, easily fabricated, easy to use；Channel in guide pipe is the channel of choledochoscope disengaging, and choledochoscope is out of guide pipe
Disengaging, avoiding problems choledochoscopes to rub repeatedly with tissue, reduces the abrasion of choledochoscope rubber, improves choledochoscope
Service life.The design of annular air-pocket can will be oriented to last pipeline section and be fixed in bile duct, effectively avoid guide pipe mobile, together
When be also avoided that in bile duct that liquid is flow to intraperitoneal through bile duct notch.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. choledochoscope guide device under a kind of laparoscope with annular air-pocket, it is characterised in that: including guide pipe (1), this is led
Formed to pipe (1) by being sequentially connected 3 logical pipeline sections, respectively guiding beginning pipeline section (11), pipeline section (12) and guiding are last in guiding
The nose end of pipeline section (13), guiding beginning pipeline section (11) is provided with the sealing cap (2) that may pass through choledochoscope, pipeline section (12) in guiding
Flexible deformation, the outer wall for being oriented to last pipeline section (13) are provided with inflatable/discouraged annular air-pocket (5), and the annular air-pocket (5) is even
It is connected to appendix (6).
2. choledochoscope guide device under a kind of laparoscope with annular air-pocket as described in claim 1, it is characterised in that: institute
The inner wall that appendix (6) is stated along guide pipe (1) is distributed, the end of appendix (6) pass through after the tube wall for being oriented to last pipeline section (13) with
Annular air-pocket (5) is connected, and the beginning of appendix (6) passes through the tube wall of guiding beginning pipeline section (11), and the beginning of appendix (6) leans on
The nose end of nearly guiding beginning pipeline section (11).
3. choledochoscope guide device under a kind of laparoscope with annular air-pocket as described in claim 1, it is characterised in that: institute
Stating pipeline section (12) in guiding is bellows piece, the outer diameter D 1 of guiding beginning pipeline section (11) and the outer diameter for being oriented to last pipeline section (13)
D3 is less than the outer diameter D 2 of pipeline section (12) in guiding；The internal diameter of pipeline section (12) in the internal diameter d1 for being oriented to beginning pipeline section (11), guiding
D2 and the internal diameter d3 for being oriented to last pipeline section (13) are equal.
4. choledochoscope guide device under a kind of laparoscope with annular air-pocket as claimed in claim 3, it is characterised in that: D1
For 7mm-9mm, D2 8mm-10mm, D3 7mm-9mm；D1, d2, d3 6mm-8mm.
5. choledochoscope guide device under a kind of laparoscope with annular air-pocket as described in claim 1, it is characterised in that: institute
The length L1 for stating guiding beginning pipeline section (11) is 100mm-120mm, and the length L2 of pipeline section (12) is 20mm-40mm, guiding in guiding
The length L3 of last pipeline section (13) is 20mm-30mm, and the height c of annular air-pocket (5) is 5mm-10mm.
6. choledochoscope guide device under a kind of laparoscope with annular air-pocket as described in claim 1, it is characterised in that: institute
Stating and being oriented to the nose end of last pipeline section (13) is angle (131).
7. choledochoscope guide device under a kind of laparoscope with annular air-pocket as described in claim 1, it is characterised in that: institute
Pipeline section (12) and the last pipeline section (13) of guiding are made into integration to form guide pipe (1) in stating guiding beginning pipeline section (11), being oriented to.
8. choledochoscope guide device under a kind of laparoscope with annular air-pocket as described in claim 1, it is characterised in that: institute
The nose end outer wall for stating guiding beginning pipeline section (11) is provided with boss (111).
9. choledochoscope guide device under a kind of laparoscope with annular air-pocket as described in claim 1, it is characterised in that: institute
It states guiding beginning pipeline section (11) outer wall and is provided with liquid injection pipe (3) for connecting infusion apparatus, the liquid injection pipe (3) connection guiding beginning pipeline section
(11) and close to the nose end of guiding beginning pipeline section (11).
10. choledochoscope guide device under a kind of laparoscope with annular air-pocket as claimed in claim 9, it is characterised in that:
The nose end of the liquid injection pipe (3) is removably equipped with the pipe cap (4) for sealing liquid injection pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820665294.3U CN208910200U (en) | 2018-05-07 | 2018-05-07 | Choledochoscope guide device under a kind of laparoscope with annular air-pocket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820665294.3U CN208910200U (en) | 2018-05-07 | 2018-05-07 | Choledochoscope guide device under a kind of laparoscope with annular air-pocket |
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| Publication Number | Publication Date |
|---|---|
| CN208910200U true CN208910200U (en) | 2019-05-31 |
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ID=66692133
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820665294.3U Expired - Fee Related CN208910200U (en) | 2018-05-07 | 2018-05-07 | Choledochoscope guide device under a kind of laparoscope with annular air-pocket |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113171054A (en) * | 2021-04-29 | 2021-07-27 | 中南大学湘雅医院 | Multifunctional choledochoscope guiding device under laparoscope |
| CN113712495A (en) * | 2021-09-16 | 2021-11-30 | 浙江大学 | Tubular device for guiding operation of choledochoscope during endoscopic common bile duct exploration |
-
2018
- 2018-05-07 CN CN201820665294.3U patent/CN208910200U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113171054A (en) * | 2021-04-29 | 2021-07-27 | 中南大学湘雅医院 | Multifunctional choledochoscope guiding device under laparoscope |
| CN113712495A (en) * | 2021-09-16 | 2021-11-30 | 浙江大学 | Tubular device for guiding operation of choledochoscope during endoscopic common bile duct exploration |
| CN113712495B (en) * | 2021-09-16 | 2022-09-23 | 浙江大学 | Tubular device for guiding operation of choledochoscope during endoscopic common bile duct exploration |
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Granted publication date: 20190531 Termination date: 20200507 |