Polyurethane elastomer article with “shape memory” and medical devices therefrom
US6664335B2 · kind B2 · utility
150Cited by
17References
24Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 30, 2000 |
| Grant date | Dec 16, 2003 |
| Priority date | — |
| Expiry date | Nov 30, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G2280/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A polyurethane article with shape memory, comprising a mixture of thermoplastic polyurethane and reactive monomer cross-linker which is formed into a shaped article, irradiated, expanded and applied to a medical device, specifically a biomedical electrical lead.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.