Stent with streamlined side holes
US11344438B2 · kind B2 · utility
0Cited by
6References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 6, 2018 |
| Grant date | May 31, 2022 |
| Priority date | — |
| Expiry date | Jan 21, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2250/0036
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A stent (100) comprising a stent wall (102), the stent wall (102) having a plurality of side holes (110) extending therethrough, each side hole (110) having an upstream end (116) and a downstream end (118). The stent wall (102) tapers in thickness in a direction towards the side hole (110) at the upstream (116) and/or downstream (118) end of at least one of the side holes (110). Also disclosed are methods for making side holes (110) in stents (100) by milling and making stents (100) having side holes (110) by injection moulding.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.