CN107281613A - Extract device in extension type nose bile duct oral cavity - Google Patents
Extract device in extension type nose bile duct oral cavity Download PDFInfo
- Publication number
- CN107281613A CN107281613A CN201710533096.1A CN201710533096A CN107281613A CN 107281613 A CN107281613 A CN 107281613A CN 201710533096 A CN201710533096 A CN 201710533096A CN 107281613 A CN107281613 A CN 107281613A
- Authority
- CN
- China
- Prior art keywords
- seal wire
- hole
- telescoping handle
- oral cavity
- block
- 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
- 210000000214 mouth Anatomy 0.000 title claims abstract description 31
- 210000000013 bile duct Anatomy 0.000 title claims abstract description 19
- 239000000284 extract Substances 0.000 title abstract description 8
- 241000283070 Equus zebra Species 0.000 claims description 3
- 239000011888 foil Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 238000007462 endoscopic naso-biliary drainage Methods 0.000 abstract description 5
- 238000007459 endoscopic retrograde cholangiopancreatography Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 210000001331 nose Anatomy 0.000 description 10
- 210000003928 nasal cavity Anatomy 0.000 description 4
- 210000000887 face Anatomy 0.000 description 2
- 230000001815 facial effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000405070 Percophidae Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003238 esophagus Anatomy 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The present invention relates to technical field of medical instruments, device is extracted in the convenient extension type nose bile duct oral cavity that ENBD pipes are extracted in mouth in specially ERCP operations.The device includes seal wire and seal wire telescoping handle, and there is block the upper end of seal wire telescoping handle, and there is plug lower end；There are push-and-pull block and the groove moved up and down for push-and-pull block in seal wire telescoping handle side, and the inside of seal wire telescoping handle has piston and seal wire to clamp pin；There is hole a in the bottom centre of seal wire telescoping handle, and there is hole b hole a upper ends, and hole b radiuses are less than hole a, and there is hole c hole b upper ends, and hole c radiuses are more than piston radius；The two ends of seal wire are fixed in seal wire telescoping handle, and the middle part of seal wire forms circular ferrule in the part for exposing fixture block.The seal wire lasso of apparatus of the present invention can be easy to use according to using needing to become big or reducing, and extracts and has higher success rate, simple in construction, it is easy to manufacture, with low cost and safe.
Description
Technical field
It is convenient in specially ERCP operations that stretching for ENBD pipes is extracted in mouth the present invention relates to technical field of medical instruments
Extract device in contracting formula nose bile duct oral cavity.
Background technology
After when doing ERCP operations, placement ENBD pipes push away mirror, ENBD pipes telescope from derived from nasal cavity needs to take in mouth
Go out, current taking-up mode is roughly divided into two kinds：1st, using disposable conduit, disposable conduit front end is inserted after nasal cavity, advised
Patient dehisces, and is gripped with sponge holding forceps or tweezers, and this mode easily crushes pharyngeal mucosa, and the depth of insertion disposable conduit
It is difficult to grasp, too short gripping is long that disposable conduit is all easily pulled out into oral cavity less than conduit；Or disposable conduit falls into esophagus
Or air flue, threat to life；2nd, advise patient to dehisce, during used draw-off godet is started with, seal wire rounding first filled in into oral cavity,
Using disposable conduit, disposable conduit front end is inserted after nasal cavity, the end of proficiency A/C, and the hand of disk seal wire is to outside oral cavity
Pull catheter front end；Seal wire elasticity is not fixed easily by force in hand very much, after seal wire is slipped end ejection it is easy stab patient facial region or other
, there is hidden danger in position.For it is above-mentioned the problems of in the prior art, a kind of new nose bile duct mouthful of research and design
Chamber extracts device, so that it is the problems of in the prior art very necessary to overcome.
The content of the invention
Extract dress in the extension type nose bile duct oral cavity that ENBD pipes are extracted in mouth it is an object of the invention to provide a kind of convenience
Put.
The purpose of the present invention is achieved through the following technical solutions：
Device, including seal wire and seal wire telescoping handle are extracted in extension type nose bile duct oral cavity, and there is gear the upper end of seal wire telescoping handle
There is plug block, lower end；There are a push-and-pull block and the groove moved up and down for push-and-pull block in seal wire telescoping handle side, and seal wire stretches hand
The inside of handle has piston and seal wire to clamp pin, and the bottom of piston is connected with push-and-pull block, and the top of piston is connected with fixture block；Seal wire
There is hole a in the bottom centre of telescoping handle, and there is hole b hole a upper ends, and hole b radiuses are less than hole a, and there is hole c hole b upper ends, and hole c radiuses are more than
Piston radius, piston moves up and down in the c of hole；Seal wire clamps pin major part and places downwards and be inserted upwardly into the hole of seal wire telescoping handle
In a；The two ends of seal wire are fixed in seal wire telescoping handle, and the middle part of seal wire forms circular ferrule in the part for exposing block.
Preferably, the seal wire selects the medical zebra guide wires of 40-80cm.
Preferably, there is one layer of plastic foil on described seal wire.
Preferably, there are two boss at the back of seal wire telescoping handle upper groove.
Preferably, one end of the seal wire is fixed on below the lower surface of plug, and the other end sequentially passes through plug, seal wire folder
Tight pin, hole c, piston, block, after the part formation circular ferrule of block is exposed again along former route return to plug lower surface with
Under, two end points are welded by spot welding.
Preferably, the top of the piston is connected with block by thread forms.
Preferably, the plug is connected through a screw thread with seal wire telescoping handle bottom.
Compared with prior art, the present invention has advantages below：1. device is extracted in extension type nose bile duct oral cavity of the present invention
Seal wire lasso can more facilitate when filling in patient oral cavity, not the pharyngeal mucous membrane of injured patient according to using needing to become big or reducing,
Greatly improve patient comfort, it is to avoid because it is fixed do not live seal wire and caused by seal wire end stab patient facial region or other portions
Position, extracts and has higher success rate, and reduces patient suffering, shortens operating time.2. the present invention is easy to use, simple in construction, it is easy to make
Make, it is with low cost and safe.
Brief description of the drawings
Fig. 1 schematic structural views of the invention；
Fig. 2 is seal wire telescoping handle structure sectional view；
Fig. 3 is the view that piston is in lower limit position；
Fig. 4 is the view that piston is in upper extreme position；
Fig. 5 is the structural representation that seal wire clamps pin；
In figure：1. seal wire, 2. blocks, 3. seal wire telescoping handles, 4. pistons, 5. push-and-pull blocks, 6. seal wires, which are clamped, to be sold, 7. plugs,
8. groove, 9. hole a, 10. hole b, 11. hole c, 12. boss.
Embodiment
The present invention will be further described below in conjunction with the accompanying drawings.
Device, including seal wire 1 and seal wire telescoping handle 3 are extracted in extension type nose bile duct oral cavity, and seal wire 1 is medical from 60cm
Zebra guide wire, is cased with one layer of plastic foil on seal wire 1；There is block 2 upper end of seal wire telescoping handle 3, and there are plug 7, plug 7 in lower end
It is connected through a screw thread with the bottom of seal wire telescoping handle 3；There is push-and-pull block 5 side of seal wire telescoping handle 3 and for push-and-pull block about 5
There are two Duckbill type boss at the groove 8 of motion, the back of groove 8, and push-and-pull gear is promoted to facilitate for handle 3 to be fixed in hand
Block 5；The inside of seal wire telescoping handle 3 has piston 4 and seal wire to clamp pin 6, and the bottom of piston 4 is connected with push-and-pull block 5, piston 4
Top be connected with block 2 by thread forms；There is hole a 9 in the bottom centre of seal wire telescoping handle 3, and there is hole b the upper ends of hole a 9
10, hole b 10 radius are less than hole a 9, and there is hole c 11 upper ends of hole b 10, and the radiuses of hole c 11 are more than piston radius, and piston 4 is in hole c
Moved up and down in 11；Seal wire clamps the major part of pin 6 and places downwards and be inserted upwardly into the hole a 9 of seal wire telescoping handle 3, the Hes of hole a 9
Hole b 10 is clamped pin 6 and is stuck on fillet surface by 45 ° of chamfered transitions, seal wire；One end of seal wire 1 is fixed on the lower surface of plug 7
Hereinafter, the other end sequentially passes through plug 7, and seal wire clamps pin 6, hole c 11, piston 4 and block 2, exposing the part of block 2
Returned to again along former route below the lower surface of handle base plug 7 after forming circular seal wire lasso, two end points pass through spot welding
It is welded；The mode that is fixedly clamped of seal wire 1 is the spiral lift and hand that seal wire telescoping handle 3 is screwed into by handle base plug 7
45 ° of faces that handle bottom plug 7 clamps pin 6 with seal wire are contacted, and seal wire clamping pin 6 is pushed up, and seal wire clamps pin 6 and stretched with seal wire
Handle 3 of drawing back one's hand equally exists 45 ° of face contacts（See Fig. 2）, the stress in two faces resolved into after horizontally and vertically component, vertical direction
It is 0 with joint efforts, and seal wire clamps the centripetal force that pin 6 bears sensing axis in horizontal direction, and the structure of pin is clamped according to seal wire（See figure
5）So that locked by the latter the part that seal wire 1 clamps pin 6 by seal wire, it is impossible to mobile；Therefore the locking at place, promotes push-and-pull gear
During block 5, piston 4 is moved up and down, and is exposed the seal wire lasso of the part of piston upper end fixture block 2 and can be reduced, when piston movement to upper pole
During extreme position, seal wire lasso reduces, the top of the touching seal wire of push-and-pull block 5 telescoping handle 3；Piston movement is to lower limit position
When, seal wire lasso becomes big, the top of the touching of block 2 handle 3 of piston upper end,（See Fig. 3 and Fig. 4）.
Seal wire lasso is reduced in use, pushing up push-and-pull block 5, it is deep that extension type nose bile duct oral cavity is extracted into device
Enter in patient mouthful, seal wire lasso is close to throat wall, seal wire lasso is become in patient oral cavity while pushing down on push-and-pull block 5
Greatly, disposable 12F round ends straight hole medical rubber hose is inserted into nasal cavity about 20cm or so, on the other hand fixed disposable 12F round ends straight hole
Medical grade rubber pipe end, push-and-pull block 5 is pushed up on the other hand makes seal wire lasso reduce and slow by extension type nose bile duct oral cavity
Extract device to pull out from oral cavity, while disposable 12F round end straight hole medical rubber hoses are also carried over oral cavity.
The seal wire lasso that device is extracted in extension type nose bile duct oral cavity of the present invention can be according to becoming big using needs or reducing, first
Seal wire lasso is reduced and is easy to go deep into patient oral cavity, then becomes big seal wire lasso in oral cavity, is easy to extract disposable conduit, then
Seal wire lasso is reduced and is easy to pull out disposable conduit, success rate height is extracted, not damaging mucosal, excitant is small, safe.
Claims (7)
1. device is extracted in extension type nose bile duct oral cavity, it is characterised in that including seal wire（1）With seal wire telescoping handle（3）, seal wire
Telescoping handle（3）Upper end have block（2）, there is plug lower end（7）；Seal wire telescoping handle（3）There is push-and-pull block side（5）And confession
Push-and-pull block（5）The groove of up and down motion（8）, seal wire telescoping handle（3）Inside have piston（4）Clamp and sell with seal wire（6）, it is living
Plug（4）Bottom and push-and-pull block（5）Connection, piston（4）Top and block（2）Connection；Seal wire telescoping handle（3）Bottom
There is hole a at center（9）, there is hole b hole a upper ends（10）, hole b（10）Radius is less than hole a（9）, hole b（10）There is hole c upper end（11）, hole c
（11）Radius is more than piston（4）Radius, piston（4）In hole c（11）It is middle to move up and down；Seal wire clamps pin（6）Major part is placed downwards
And it is inserted upwardly into seal wire telescoping handle（3）Hole a（9）In；Seal wire（1）Two ends be fixed on seal wire telescoping handle（3）In, lead
Silk（1）Middle part exposing block（2）Part formed circular ferrule.
2. device is extracted in extension type nose bile duct oral cavity according to claim 1, it is characterised in that described seal wire（1）
From the medical zebra guide wires of 40-80cm.
3. device is extracted in extension type nose bile duct oral cavity according to claim 1, it is characterised in that described seal wire（1）
On have one layer of plastic foil.
4. device is extracted in extension type nose bile duct oral cavity according to claim 1, it is characterised in that in seal wire telescoping handle
（3）Upper groove（8）Back have two boss（12）.
5. device is extracted in extension type nose bile duct oral cavity according to claim 1, it is characterised in that the seal wire（1）'s
One end is fixed on plug（7）Lower surface below, the other end sequentially passes through plug（7）, seal wire clamp pin（6）, hole c（11）, it is living
Plug（4）, block（2）, exposing block（2）Part formed circular ferrule after return to plug along former route again（7）Lower surface
Below.
6. device is extracted in extension type nose bile duct oral cavity according to claim 1, it is characterised in that the piston（4）'s
Top and block（2）Connected by thread forms.
7. device is extracted in extension type nose bile duct oral cavity according to claim 1, it is characterised in that the plug（7）With
Seal wire telescoping handle（3）Bottom is connected by thread forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710533096.1A CN107281613A (en) | 2017-07-03 | 2017-07-03 | Extract device in extension type nose bile duct oral cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710533096.1A CN107281613A (en) | 2017-07-03 | 2017-07-03 | Extract device in extension type nose bile duct oral cavity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107281613A true CN107281613A (en) | 2017-10-24 |
Family
ID=60098590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710533096.1A Pending CN107281613A (en) | 2017-07-03 | 2017-07-03 | Extract device in extension type nose bile duct oral cavity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107281613A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110694164A (en) * | 2019-10-16 | 2020-01-17 | 深圳市人民医院 | Device for removing an exchanger from the mouth |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201211203Y (en) * | 2008-06-04 | 2009-03-25 | 李建辉 | Pen special for naso-biliary drainage tube |
| CN102151163A (en) * | 2011-04-29 | 2011-08-17 | 江苏省人民医院 | Biliary tract stone extractor |
| CN203263994U (en) * | 2013-05-17 | 2013-11-06 | 西安交通大学医学院第二附属医院 | Oral-cavity-passing nasal catheter extractor |
| CN203555819U (en) * | 2013-10-22 | 2014-04-23 | 南阳医学高等专科学校第一附属医院 | Esophagus foreign matter extractor under guide of images |
| CN204050628U (en) * | 2014-08-15 | 2014-12-31 | 吉林大学 | Nose bile duct traction apparatus |
| WO2016161613A1 (en) * | 2015-04-10 | 2016-10-13 | Leo Medical Co., Ltd. | Novel Ligation Device |
| US20160345989A1 (en) * | 2015-06-01 | 2016-12-01 | Cook Medical Technologies Llc | Snare auto micro-lock |
-
2017
- 2017-07-03 CN CN201710533096.1A patent/CN107281613A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201211203Y (en) * | 2008-06-04 | 2009-03-25 | 李建辉 | Pen special for naso-biliary drainage tube |
| CN102151163A (en) * | 2011-04-29 | 2011-08-17 | 江苏省人民医院 | Biliary tract stone extractor |
| CN203263994U (en) * | 2013-05-17 | 2013-11-06 | 西安交通大学医学院第二附属医院 | Oral-cavity-passing nasal catheter extractor |
| CN203555819U (en) * | 2013-10-22 | 2014-04-23 | 南阳医学高等专科学校第一附属医院 | Esophagus foreign matter extractor under guide of images |
| CN204050628U (en) * | 2014-08-15 | 2014-12-31 | 吉林大学 | Nose bile duct traction apparatus |
| WO2016161613A1 (en) * | 2015-04-10 | 2016-10-13 | Leo Medical Co., Ltd. | Novel Ligation Device |
| US20160345989A1 (en) * | 2015-06-01 | 2016-12-01 | Cook Medical Technologies Llc | Snare auto micro-lock |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110694164A (en) * | 2019-10-16 | 2020-01-17 | 深圳市人民医院 | Device for removing an exchanger from the mouth |
| CN110694164B (en) * | 2019-10-16 | 2022-02-08 | 深圳市人民医院 | Device for removing an exchanger from the mouth |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171024 |
|
| RJ01 | Rejection of invention patent application after publication |