System and method for use of flexible anti-reflux ureteral stent
US10398541B2 · kind B2 · utility
0Cited by
10References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 13, 2014 |
| Grant date | Sep 3, 2019 |
| Priority date | — |
| Expiry date | Mar 30, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2230/0069
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The multi-material stent includes a renal portion and a bladder portion with respective, different hardness. A valve is disposed within the stent to guide liquid from the renal portion of the stent to the bladder portion of the stent. The present invention relates towards systems and method for stents. More particularly, the invention relates to a stent designed to increase patient comfort by minimizing irritation and reflux through the use of a stent that incorporates one or more flexible elements, which may involve materials with varying degrees of hardness, and a valve disposed therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.