U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

FMRI compatible electrode and electrode placement techniques

Patent 6708051 Issued on March 16, 2004. Estimated Expiration Date: Icon_subject August 29, 2021. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Device construction and method facilitating magnetic resonance imaging of foreign objects in a body
Patent #: 4989608
Issued on: 02/05/1991
Inventor: Ratner

Diagnostic electrode for use with magnetic resonance imaging
Patent #: 5044368
Issued on: 09/03/1991
Inventor: Putz

ECG amplifier and cardiac pacemaker for use during magnetic resonance imaging
Patent #: 5217010
Issued on: 06/08/1993
Inventor: Tsitlik, et al.

Head sensor positioning network
Patent #: 5291888
Issued on: 03/08/1994
Inventor: Tucker

Medical electrical lead
Patent #: 5411545
Issued on: 05/02/1995
Inventor: Breyen, et al.

Device and method for real-time monitoring of an electrocardiogram during magnetic resonance imaging Patent #: 6073039
Issued on: 06/06/2000
Inventor: Berson

Inventor

Assignee

Application

No. 09831687 filed on 08/29/2001

US Classes:

600/383, Head or eye600/395, Electrode composition600/410Magnetic resonance imaging or spectroscopy

Examiners

Primary: Layno, Carl H.

Attorney, Agent or Firm

International Class

A61B 504

Abstract

An apparatus for monitoring an electrophysiological signal within a magnetically sensitive apparatus comprises a stretchable elastic cap having a plurality of electrode holders designed to be filled with a conductive electrolyte. Electrodes are disposed within the electrode holders and leads extend from the electrodes. The electrodes and the leads are made of a non-ferromagnetic conductive material.

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