Patent · US Expired

Spray spun filter cartridges for cardiotomy filter/defoamer

US5851486A · kind A · utility

1Cited by
6References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 30, 1996
Grant dateDec 22, 1998
Priority date
Expiry dateApr 30, 2016

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M1/3627
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A simple, self-supporting cardiotomy filter/defoamer is formed by a 20 .mu.m cylindrical spray spun hollow plastic filter cartridge impregnated with an anti-foaming agent.

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