CN206642130U - A kind of biliary stent - Google Patents
A kind of biliary stent Download PDFInfo
- Publication number
- CN206642130U CN206642130U CN201621118691.6U CN201621118691U CN206642130U CN 206642130 U CN206642130 U CN 206642130U CN 201621118691 U CN201621118691 U CN 201621118691U CN 206642130 U CN206642130 U CN 206642130U
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- CN
- China
- Prior art keywords
- drainage tube
- endobiliary
- drainage
- abdominal wall
- biliary stent
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Abstract
It the utility model is related to a kind of biliary stent, by the size for the pipe diameter for adjusting the drainage tube in biliary tract and extraction stomach wall, drainage tube is set to leave thicker stomach wall sinus while choledochus supporting role is played, to facilitate postoperative exploration of common bile duct and retained calculus to handle.The utility model can greatly mitigate the pain of patient, greatly simplify the processing of the thinner patient's postoperative residue calculus of bile duct, while reduce the medical expense of patient.
Description
Technical field
A kind of drainage tube being put into choledochus is the utility model is related to, for biliary drainage after exploration of common bile duct, is belonged to
Technical field of medical instruments.
Background technology
Conventional placement biliary drainage is needed after a variety of causes (such as Biliary Calculi, obstructive jaundice etc.) row exploration of common bile duct
Pipe, currently used is common T-shaped pipe, and it includes being put into choledochus and drains a T-shaped supporting drainage of latex of stomach wall
Pipe, the T pipes for placing different-diameter because the caliber of choledochus is different, needs conventional line biliary tract spectroscopy for postoperative 6 weeks or so, to understand
Whether Biliary Calculi residual is also had, it is feasible to take stone through stomach wall sinus choledochoscope if any residual stones, from clinical practice, stomach wall
The bigger choledochoscope of sinus is more easily put into, namely biliary tract stone extraction is more convenient, and the size of stomach wall sinus depends in art the T placed
The thickness of pipe.Therefore the T pipes placed in clinical position after exploration of common bile duct are more thick better, also brought convenience for follow-up treatment.But
In clinical practice work, there are many patients because a variety of causes needs to detect choledochus (particularly in the case of acute disease), and courage is total
Pipe is not thick, and internal diameter of common bile duct is at 4,5 millimeters sometimes, and thinner T pipes (such as 16, No. 18 T pipes) have to be placed in art, because T pipes compared with
Carefully, form that stomach wall sinus is also thin, and postoperative choledochoscope can not be put into or be put into difficulty through sinus, if any residual calculus of the biliary tract, after giving
Continuous processing brings great inconvenience.The pipeline internal-and external diameter of drainage tube and extraction stomach wall in presently commercially available biliary tract is identical, therefore
Those skilled in the art are directed to developing a kind of biliary stent that can effectively solve above-mentioned clinical puzzlement always.
Utility model content
In view of the drawbacks described above of prior art, technical problem to be solved in the utility model, which is to provide one kind, to fit
Choledochus that should be thinner, and can meet the inspection requirements through stomach wall sinus choledochoscope.
To achieve the above object, the utility model provides a kind of biliary stent, including Endobiliary drainage pipe and extraction
Abdominal wall drainage tube, the Endobiliary drainage pipe side wall are provided with perforate, and the perforate connects with drawing abdominal wall drainage tube one end, and
It is bigger than Endobiliary drainage pipe caliber to draw abdominal wall drainage tube caliber.
Further, because Endobiliary drainage pipe need to be played a supporting role to choledochus, its external diameter need to be according in choledochus
Footpath accordingly adjusts, generally within the scope of 3 millimeters to 6 millimeters；Meanwhile for convenience of postoperative choledochoscope be put into and retained calculus
Processing, must be more than by drawing the internal diameter of abdominal wall drainage tube by 5 millimeters, preferably within the scope of 5 millimeters -9 millimeters.
Further, the caliber is larger including internal diameter is larger, external diameter is larger and internal diameter external diameter distinguishes larger situation.
Preferably, there is scale mark on the extraction abdominal wall drainage tube, more preferably centimeter scale marks, to side
Just operator understands the distance for being put into choledochus and stomach wall.
Preferably, at right angles connected between the Endobiliary drainage pipe and extraction abdominal wall drainage tube.
Preferably, mark, the marker material are coated with the Endobiliary drainage pipe and/or extraction abdominal wall drainage tube tube wall
It is visible under X-ray.Under X-ray it is visible i.e. selected materials X-ray can not or relative difficult pass through, more preferably calcic is nonmetallic
Material, it is easy to Post operation to understand the situation in place of the pipe by X-ray machine and does not influence postoperative nuclear magnetic resonance check.
Preferably, the Endobiliary drainage pipe side wall is additionally provided with breach, and drainage tube is placed in into biliary tract to facilitate in operation
It is internal.
Preferably, the Endobiliary drainage pipe and extraction abdominal wall drainage tube are made up of rubber or silicon rubber.
Preferably, connection of the Endobiliary drainage pipe with drawing abdominal wall drainage tube is detachable.
The utility model additionally provide a set of dismountable extraction abdominal wall drainage tube component using above-mentioned technical proposal with
Endobiliary drainage tube assembly, and connecting portion is respectively arranged with, for being removably interconnected.
Preferably, the length for drawing abdominal wall drainage tube is 20-30 centimetres.
Preferably, the length of the Endobiliary drainage pipe is 10-15 centimetres.
On-fixed connection allows operator to select the drainage tube of corresponding thickness according to actual clinical situation, makees after connection
For drainage tube.
In thinner exploration of common bile duct, it is to prevent art in art that Novel T-shaped pipe provided by the utility model is placed in bile duct
A kind of simple effective method of leak afterwards.Place the support tube and play drainage, it is possible to reduce early postoperation bile duct internal pressure, once
Thinner biliary tract has retained calculus, you can stone is taken through choledochoscope by thicker stomach wall sinus, a kind of almost noninvasive method, significantly
The pain of the patient of mitigation, while the medical expense of patient is reduced, the facility also brought for clinical practice work.
Design, concrete structure and caused technique effect of the present utility model are made furtherly below with reference to accompanying drawing
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Brief description of the drawings
Fig. 1 is the T-shaped drainage tube structure chart being put into embodiment provided by the utility model in choledochus.
Embodiment
As shown in figure 1, the utility model provides a kind of Novel T-shaped drainage tube being put into choledochus, including draw stomach wall
Drainage tube 1 and Endobiliary drainage pipe 2, should be from the biliary tract that external diameter matches with choledochus thickness when patient's choledochus is thinner
Drainage tube 2, meanwhile, for the convenience of postoperative biliary tract spectroscopy, thicker extraction abdominal wall drainage tube 1 should be used.
In order to solve the above technical problems, the T-shaped drainage tube is made by translucent latex material, have certain toughness and
Intensity, wherein drawing abdominal wall drainage tube 1 has 20 centimetres of length, 9 millimeters of internal diameter, 10 millimeters of external diameter, Endobiliary drainage pipe 2 has
10 centimetres of length, 3 millimeters of internal diameter, 4 millimeters of external diameter, wherein, drainage length of tube can suitably be trimmed according to actual clinical situation.Biliary tract
The side wall of inner drainage tube 2 is provided with perforate, and perforate is connected with the one end of drainage tube 1.
In addition, Endobiliary drainage pipe 2 and extraction abdominal wall drainage tube junction opposite side leaving certain gaps uncovered by the economic plan, in order to be put into art
Choledochus.Draw abdominal wall drainage tube 1 and be carved with centimeter scale mark 4, be easy to operator to grasp the distance for being put into choledochus and stomach wall.
Have radiopaque mark 3 in the wall of the whole translucent T-shaped drainage tube of latex, drying system is coated by barium sulfate calcium alginate
, it is easy to Post operation to understand the situation in place of the pipe and does not influence postoperative nuclear magnetic resonance check.
In use, after choledochus is opened, the Endobiliary drainage pipe 2 of the T-shaped drainage tube of translucent latex (is suitably repaiied at both ends
After cutting) it is put into choledochus, to prevent seepage of bile, the tube wall of fixed common bile is properly sutured with absorbable thread, it is another
Drawn from stomach wall at end.After several weeks or several months, the translucent T-shaped drainage tube of latex can be pulled out, and it is total that choledochoscope can enter courage through sinus
Pipe.
In another preferred embodiment of the present utility model, 30 centimetres of abdominal wall drainage tube length, 9 millimeters of internal diameter, external diameter are drawn
10 millimeters, a series of Endobiliary drainage pipe 2 for separately having different thicknesses grows 15 centimetres, draws abdominal wall drainage tube 1 and Endobiliary drainage
Pipe 2 is detachably connected, therefore can select corresponding Endobiliary drainage pipe 2 according to the choledochus thickness of patient, by it 1 group with drainage tube
Biliary stent is used as after closing connection.
Preferred embodiment of the present utility model described in detail above.It should be appreciated that the ordinary skill people of this area
Member makes many modifications and variations without creative work can according to design of the present utility model.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality on the basis of existing technology according to design of the present utility model in domain
Available technical scheme is tested, all should be in the protection domain being defined in the patent claims.
Claims (7)
1. a kind of biliary stent, it is characterised in that including Endobiliary drainage pipe and draw abdominal wall drainage tube, draw in the biliary tract
Flow tube side wall is provided with perforate, and the perforate connects with drawing abdominal wall drainage tube one end, and draws abdominal wall drainage tube caliber and compare courage
Road inner drainage tube caliber is big.
2. biliary stent as claimed in claim 1, it is characterised in that have scale mark on the extraction abdominal wall drainage tube.
3. biliary stent as claimed in claim 1, it is characterised in that the Endobiliary drainage pipe is with drawing abdominal wall drainage tube
Between at right angles connect.
4. biliary stent as claimed in claim 1, it is characterised in that the Endobiliary drainage pipe and/or extraction stomach wall drainage
Visible mark under X-ray is coated with tube wall.
5. biliary stent as claimed in claim 1, it is characterised in that the Endobiliary drainage pipe side wall is additionally provided with scarce
Mouthful.
6. biliary stent as claimed in claim 1, it is characterised in that the Endobiliary drainage pipe and extraction abdominal wall drainage tube
It is made up of rubber or silicon rubber.
7. biliary stent as claimed in claim 1, it is characterised in that the Endobiliary drainage pipe is with drawing abdominal wall drainage tube
Connection it is detachable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621118691.6U CN206642130U (en) | 2016-10-12 | 2016-10-12 | A kind of biliary stent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621118691.6U CN206642130U (en) | 2016-10-12 | 2016-10-12 | A kind of biliary stent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206642130U true CN206642130U (en) | 2017-11-17 |
Family
ID=60283187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621118691.6U Active CN206642130U (en) | 2016-10-12 | 2016-10-12 | A kind of biliary stent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206642130U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110432937A (en) * | 2019-09-10 | 2019-11-12 | 西安交通大学医学院第一附属医院 | A kind of choledochoscope pressure control sinus protection sheath |
| CN112791296A (en) * | 2020-12-31 | 2021-05-14 | 福建医科大学孟超肝胆医院(福州市传染病医院) | Postoperative drainage tube |
| CN113209448A (en) * | 2021-05-06 | 2021-08-06 | 遂宁市中心医院 | T-shaped thoracic drainage tube and using method thereof |
-
2016
- 2016-10-12 CN CN201621118691.6U patent/CN206642130U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110432937A (en) * | 2019-09-10 | 2019-11-12 | 西安交通大学医学院第一附属医院 | A kind of choledochoscope pressure control sinus protection sheath |
| CN110432937B (en) * | 2019-09-10 | 2024-03-15 | 西安交通大学医学院第一附属医院 | Biliary tract mirror accuse presses sinus protection sheath |
| CN112791296A (en) * | 2020-12-31 | 2021-05-14 | 福建医科大学孟超肝胆医院(福州市传染病医院) | Postoperative drainage tube |
| CN113209448A (en) * | 2021-05-06 | 2021-08-06 | 遂宁市中心医院 | T-shaped thoracic drainage tube and using method thereof |
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