Patent · US Expired

Fluid switch controlled trans-cutaneously via magnetic force

US7338028B2 · kind B2 · utility

39Cited by

27References

30Claims

0Family size

Assignee

MED-EL Elektromedizinische Geraete GmbH · AT

Inventors

Martin Zimmerling · Patsch, AT
Claude Jolly · Innsbruck, AT

Key dates

Filing date	Dec 2, 2003
Grant date	Mar 4, 2008
Priority date	—
Expiry date	Jul 25, 2024

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61M2205/3515
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A fluid switch or valve for an implantable fluid delivery system is provided. The fluid switch or valve includes a fluid chamber having a fluid inlet and a fluid outlet and an internal magnet disposed within the fluid chamber. The internal magnet is moveable such that displacement of the internal magnet restricts the flow of fluid through the fluid chamber.

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