Hyaluronic acid-containing aqueous solution or aqueous dispersion of collagen
US5137875A · kind A · utility
45Cited by
6References
14Claims
0Family size
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Key dates
| Filing date | Apr 18, 1989 |
| Grant date | Aug 11, 1992 |
| Priority date | — |
| Expiry date | Apr 18, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2310/00365
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A hyaluronic acid-containing aqueous solution or aqueous dispersion of collagen having a pH of from about 6.5 to about 8.0 and an osmolality of from about 230 to about 320 mOsm/kgH.sub.2 O. The aqueous solution or the aqueous dispersion of collagen is useful as an agent for correction and reparation of a depressed part of or a void in soft tissue of mammals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.