Bioresorbable material and an article of manufacture made of such material for medical use
US5525646A · kind A · utility
Inventors
Key dates
| Filing date | Sep 3, 1993 |
| Grant date | Jun 11, 1996 |
| Priority date | — |
| Expiry date | Sep 3, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L31/06
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
This invention relates to a bioresorbable material and an article of manufacture of such material for medical use comprising homopolymers, copolymers, or a blend thereof selected from the group of monomers including glycolic acid, lactic acid, caprolactone, trimethylene carbonate, paradioxanone and 1,5 dioxepan-2-one, a plasticizer selected from the group including ethyl, butyl and hexyl esters of acetylated or non-acetylated citric acid, ethyl terminated oligomers of lactic acid, having no less than 2 and no more than 10 units, and lactic acid esters of glycerol, the material comprises 50% of amorphous polymer or polymers to impart to the material plastic malleability substantially without memory.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.