Patent · US Expired

Volumetric infusion pump

US6129517A · kind A · utility

79Cited by
6References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 28, 1998
Grant dateOct 10, 2000
Priority date
Expiry dateJan 28, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49236
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A medical infusion pump is disclosed which has a tube present sensor that determines the position of the tube within a pumping body. The tube present sensor having a pivotable sensor arm with a blade which engages the tube. The pivotable sensor arm having a sensor flag which actuates an optical switch to signal that the sensor arm is in engagement with the tube. The sensor exchanges positional information with a pump controller to affect operation of the pump.

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