Patent · US Expired

Medical drain system for removing liquid from ventilating system

US4867153A · kind A · utility

45Cited by
5References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 24, 1988
Grant dateSep 19, 1989
Priority date
Expiry dateMay 24, 2008

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M16/0875
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A gravity drainage system for manual removal of liquid accumulated in ventilating tubing which does not require interruption of ventilation or manual disassembly of drainage of the tubing. Periodic evacuation of accumulated liquid from the drainage system without interruption of ventilation is also facilitated.

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