Patent · US Expired

Artificial red cells

US4390521A · kind A · utility

0Cited by
3References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 11, 1980
Grant dateJun 28, 1983
Priority date
Expiry dateApr 11, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2984
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Artificial red cells have been prepared which comprise microdroplets of stroma-free, aqueous hemoglobin solution encapsulated in polymerized hemoglobin membranes which ae permeable to oxygen and impermeable to hemoglobin. These artificial red cells can be made having diameters generally less than four microns are able to maintain their individual integrity under conditions of flow with shear rates of up to about 2.times.10.sup.5 sec.sup.-1.

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