Expandable stent with variable thickness
US6416543B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 6, 2000 |
| Grant date | Jul 9, 2002 |
| Priority date | — |
| Expiry date | Mar 6, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2230/0013
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An expandable tubular device is used as a stent for implantation in the lumen of a body duct, such as a blood vessel in particular, in order to ensure a passage therein, said device consisting of an assembly of tubular elements aligned along a common longitudinal axis and successively joined together in pairs by a plurality of linking members, each tubular element consisting of a strip forming a zigzag corrugation defining bent extreme portions which are successively connected together in pairs in opposite directions by rectilinear intermediate portions, the thickness (e) of said strip forming each of the above-mentions tubular elements (1), measured radially relative to said tubular element, being greater than the width 1 of this strip in said bent portions (2).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.