Patent · US Expired

Viscoelastic solution

US4713375A · kind A · utility

13Cited by
2References
1Claims
0Family size

Inventors

Key dates

Filing dateAug 1, 1985
Grant dateDec 15, 1987
Priority date—
Expiry dateAug 1, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L1/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Viscoelastic solution including a buffered solution, 1-8% cellulose gum and 1-8% chondroitin sulfate, pH adjusted to 7.2-7.6 at a osmolality between 200-400 MOSM. The buffered solution can be HEPES buffered minimum essential media (MEM), phosphate buffer system (PBS), balanced salt solution, or TC199.

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