Patent · US Expired

Non-magnetic medical infusion device

US7267661B2 · kind B2 · utility

91Cited by
25References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 17, 2002
Grant dateSep 11, 2007
Priority date
Expiry dateJun 17, 2022

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M5/007
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Liquid infusion apparatus includes non-magnetic materials in a pumping structure and drive motor therefor, and in a controller that supplies drive signals to the motor to facilitate convenient operation in intense magnetic fields without distorting the magnetic fields and without radiating objectionable radio-frequency interface.

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