Patent · US Expired

Air in-line sensor for ambulatory drug infusion pump

US6489896B1 · kind B1 · utility

125Cited by
7References
34Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 3, 2000
Grant dateDec 3, 2002
Priority date
Expiry dateNov 3, 2020

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2291/102
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An air in-line sensor for detecting air bubbles in a therapeutic solution flowing through a tube utilizes a unitary type sensor having a channel for receiving the tube. The channel has a tube loading section. A signal emitting member is positioned on one side of the tube and a signal receiving member is positioned on an opposite side of the tube. A first air baffle is positioned between the signal emitting and signal receiving members.

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