Patent · US Expired

Systems for eradicating contaminants using photoactive materials in fluids like blood

US5290221A · kind A · utility

46Cited by
32References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 17, 1992
Grant dateMar 1, 1994
Priority date
Expiry dateDec 17, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N7/04
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Systems for treating a fluid carrying a contaminant to which a photoactive material has been bound include a treatment device that defines a relatively narrow, arcuately shaped flow path. These systems envelop the path with a radiation chamber that directs radiation from one or more sources into the fluid.

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