Endoprosthesis for controlled contraction and expansion
US8075610B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 13, 2009 |
| Grant date | Dec 13, 2011 |
| Priority date | — |
| Expiry date | Nov 13, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2220/0075
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Endoprosthesis is provided, which includes a plurality of annular elements, each annular element connected to an adjacent annular element at least one connection location. Each annular element includes an interconnected series of strut members, at least one strut member connected to a first circumferentially adjacent strut member at a first longitudinal apex and to a second circumferentially adjacent strut member at a second longitudinal apex, the first apex and the second apex being on longitudinally opposite sides of the annular element. The at least one strut member includes a first end portion at a first end of the strut member, the first end extending to the first apex, an intermediate portion hingedly connected to the first end portion, and a second end portion hingedly connected to the intermediate portion and extending to the second apex.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.