Implant comprising oxidized cellulose and method for preparing such an implant
US10328178B2 · kind B2 · utility
0Cited by
18References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 29, 2015 |
| Grant date | Jun 25, 2019 |
| Priority date | — |
| Expiry date | Oct 27, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2420/08
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to an implant (10) comprising: —a substrate (1) the surface of which comprising oxidized cellulose, said oxidized cellulose having a degree of oxidation ranging from 0.0 to 1, and —a multilayer coating covering said substrate, said multilayer coating comprising at least a first layer (2) adjacent said substrate, said first layer being formed of chitosan, and a second layer (3) adjacent said first layer, said second layer being formed of oxidized cellulose having a degree of oxidation ranging from 0.5 to 1. The invention further relates to a method for preparing such an implant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.