Patent · US Expired

Viscoelastic solution

US5013714A · kind A · utility

27Cited by
3References
4Claims
0Family size

Inventors

Key dates

Filing dateDec 15, 1988
Grant dateMay 7, 1991
Priority date
Expiry dateDec 15, 2008

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K38/1808
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Viscoelastic solution including a buffered solution, 0.01-8% chondroitin sulfate, 0.1-8% hydroxypropyl methylcellulose, pH adjusted to 6.0-8.0 at a osmolality between 200-400 mOsmol/L. The buffered solution can be HEPES buffered minimum essential media (MEM), phosphate buffer saline (PBS), buffered balanced salt solution, or TC199. A cell growth factor or cell growth supplement is included in the solution.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.