Recyclable unidirectional valve covered stent
A technology of covered stents and valves, which is applied in the field of medical devices, can solve problems such as diaphragm deformation failure, poor anti-reflux resistance of diaphragms, perforation and long-term inflammation, and achieve avoidance of injuries, reasonable structure, and strong anti-reflux ability Effect
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0039] See Figure 1 to Figure 24 , the specific embodiment of the present invention is as follows: mesh support 1 is a plurality of nickel-titanium alloy wires woven into a cylindrical hollow mesh cylinder through a mold, and can be integrally formed by two cylindrical hollow cylinders with different diameters to form a large diameter section 4 and small-diameter section 6, or three cylindrical hollow cylinders with different diameters are sequentially integrally formed, that is, a large-diameter section 4, a medium-diameter section 5 and a small-diameter section 6 are formed, and the overall cross-sectional shape is stepped, and the above-mentioned The intersecting parts of each diameter section are inclined planes, and the diaphragm 3 is placed in the small diameter section 6 ( figure 1 As shown), the mesh stent 1 has a preset expanded shape and relative elongation, and the end edge of the small-diameter section 6 is provided with an end device, through which the mesh stent...
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