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. 26, 2019

Filed:

May. 29, 2015
Applicant:

Hitachi, Ltd., Tokyo, JP;

Inventors:

Kagami Miyaji, Kanagawa, JP;

Keiichi Itatani, Kanagawa, JP;

Tomohide Nishiyama, Tokyo, JP;

Hajime Sakashita, Tokyo, JP;

Yoshinori Seki, Tokyo, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 8/06 (2006.01); A61B 8/00 (2006.01); A61B 8/08 (2006.01);
U.S. Cl.
CPC ...
A61B 8/06 (2013.01); A61B 8/463 (2013.01); A61B 8/488 (2013.01); A61B 8/5207 (2013.01); A61B 8/5215 (2013.01);
Abstract

An ultrasonic diagnostic device wherein: a Doppler processing unit acquires Doppler information in a living body on the basis of an ultrasonic reception signal; a velocity vector calculating unit acquires the velocity vector distribution of a blood stream in the living body on the basis of the Doppler information in the living body; and, to form a flow line showing the flow of the blood stream on the basis of the velocity vector distribution, a flow line forming unit searches for a proper start point by inversely tracing the flow of the blood stream from an initial start point along the reverse direction of the velocity vector and then forms a flow line extended from the proper start point.


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