Patent · US Expired

Circuit providing indication of air entrapment in patient's lungs

US4883050A · kind A · utility

6Cited by
7References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 29, 1988
Grant dateNov 28, 1989
Priority date
Expiry dateFeb 29, 2008

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M2016/0036
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A rate volume monitor includes a sensor which provides an output upon inspiration and upon expiration. If inspiration follows expiration too closely a computer operates an alarm to provide warning that air entrapment or "stacking" may occur in the patient's lungs.

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