Spinal disc nucleus pulposus implant
US7666225B2 · kind B2 · utility
1Cited by
24References
11Claims
0Family size
Inventors
Key dates
| Filing date | Jun 29, 2005 |
| Grant date | Feb 23, 2010 |
| Priority date | — |
| Expiry date | Jan 3, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2430/38
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A prosthetic spinal disc nucleus pulposus formed from a hydrogel formed by crosslinking a macromer having a polymeric backbone comprising units with a 1,2-diol or 1,3-diol structure and at least two pendant chains bearing crosslinkable groups and an amphiphilic comonomer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.