Patent · US Expired

Capacitor-based gas detection in an intravenous fluid delivery system

US7377148B2 · kind B2 · utility

21Cited by
35References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 27, 2005
Grant dateMay 27, 2008
Priority date
Expiry dateMay 27, 2025

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M2205/3386
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

An air or gas bubble detection system detects the presence of liquid in intravenous (IV) tubing. By detecting the presence of liquid rather than gas, false alarms due to micro bubbles or small air gaps between the sensor and the tubing are avoided.

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