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:
May. 22, 2001

Filed:

Nov. 10, 1998
Applicant:
Inventors:

Erez Nevo, Baltimore, MD (US);

Abraham Roth, Kefar Hasidim, IL;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 8/00 ;
U.S. Cl.
CPC ...
A61B 8/00 ;
Abstract

A method of enhancing the image quality of cardiologic and general untrasound echo-doppler apparatus by finite memory, ECG-gated and/or breathing gated filtering of the acquired image. The acquired scans are time-gated by the cardiac contraction cycle, or by the breathing cycle to account for cardiac deformation due to contraction or relaxation, and to cardiac movements due to lung inflation or deflation, or to cardiac-induced pulse of perfusion in non-cardiac organs and tissues. The gated scans are recursively filtered with saved images, which are processed scans of previous cardiac and/or breathing cycles. The resulting images are displayed and also saved for the next cycle filtering process.


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