External biliary drainage tube for preventing bleeding of duodenal papilla and its insertion device
A technique for external drainage tube and nipple bleeding, which is applied in the direction of catheter, balloon catheter, drug device, etc., can solve the problems of unclear food, short compression time, induced acute pancreatitis, etc., and achieve the effect of easy observation and simple operation.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0053] Such as figure 1 , 4 , 5 and 8, an external biliary drainage tube for preventing duodenal papilla bleeding, comprising a straight tube 1, a first drainage tube section 2, a second drainage tube section 3, a third drainage tube section 4 and The fourth drainage pipe section 5;
[0054] The straight pipe 1 includes a head end 6, a first straight pipe section 7 and a second straight pipe section 8 in which the lumen communicates in sequence;
[0055] The upper end of the head end 6 is open, and the lower end has a head end through hole 9;
[0056] The outer wall of the first straight pipe section 7 is sleeved with a balloon 10, and the upper and lower ends of the balloon 10 are provided with metal marking rings 11 that are socketed with the outer wall of the first straight pipe section 7. The lumen of the pipe section 7 runs through the upper end and the lower end of the first straight pipe section 7 and has a diameter larger than the through hole 9 at the head end;
...
Embodiment 2
[0074] Such as figure 2 , 3 As shown in , 6 and 7, an external biliary drainage tube insertion device for preventing duodenal papilla bleeding, including an inner core 25;
[0075] The outer wall of the inner core 25 is sleeved with the biliary external drainage tube for preventing duodenal papilla bleeding as described in Example 1;
[0076] The inner core 25 includes a first core tube 26, a second core tube 27 and an inner core handle 28 in which the lumen is connected in sequence;
[0077] The first core tube 26 passes through the head end through hole 9 from the upper end of the head end and has an outer diameter smaller than the head end through hole 9, and the second core tube 27 has an outer diameter smaller than the first core tube 27. The lumen of the straight pipe section 7 is larger than the diameter of the through hole 9 at the head end.
[0078] The outer diameter of the first core tube 26 is 1Fr smaller than the lumen diameter of the head end 6;
[0079] The...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com