Implantable materials
US4836884A · kind A · utility
33Cited by
12References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 14, 1987 |
| Grant date | Jun 6, 1989 |
| Priority date | — |
| Expiry date | Dec 14, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24479
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Polymer hydrogels are adapted for surgical implants by chemical modification of the surface to stimulate the attachment and growth of cells thereto. The modification may be by oxidative acid etching or by copolymerization with methacrylic acid and diethylaminoethyl methacrylate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.