Patent · US Expired

Device useful in the treatment of blood

US4622140A · kind A · utility

13Cited by
15References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 30, 1980
Grant dateNov 11, 1986
Priority date
Expiry dateOct 30, 2000

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M2205/366
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Device useful as a heat exchanger for blood or as an apparatus in which blood may be treated or reacted with selected reactants. Device comprises hollow tubing which has spacing means on its outer surface, said spacing means being in the form of continuous or discontinuous projections or ridges of material. Hollow tubing having such spacing means is also included.

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