The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 24, 2009

Filed:

May. 19, 2003
Applicants:

Frank K. Wacker, 72074 Tuebingen, DE;

Jeffrey L. Duerk, Avon Lake, OH (US);

Jonathan S. Lewin, Beachwood, OH (US);

Robbert M. Maes, 6525 ZC Nijmegen, NL;

Inventors:

Frank K. Wacker, 72074 Tuebingen, DE;

Jeffrey L. Duerk, Avon Lake, OH (US);

Jonathan S. Lewin, Beachwood, OH (US);

Robbert M. Maes, 6525 ZC Nijmegen, NL;

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/05 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method to detect the location of a catheter relative to a targeted location in a blood vessel is provided. One example method includes acquiring and displaying magnetic resonance (MR) images while a first MR contrast agent is present and while the operation of that first MR contrast agent is counter-acted by a second MR contrast agent. Both MR contrast agents may be introduced into a blood vessel by the catheter whose position is to be detected.


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