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:
Mar. 04, 2008

Filed:

May. 06, 2004
Applicants:

Tsuyoshi Shiina, Tsukuba, JP;

Naotaka Nitta, Tsukuba, JP;

Hiroyuki Yagami, Fuji, JP;

Inventors:

Tsuyoshi Shiina, Tsukuba, JP;

Naotaka Nitta, Tsukuba, JP;

Hiroyuki Yagami, Fuji, JP;

Assignee:

Terumo Kabushiki Kaisha, Shibuya-Ku, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 8/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

An ultrasonic diagnostic system according to the present invention has an ultrasonic transducer mounted on a catheter, an instantaneous distortion value calculator which calculates an instantaneous distortion value at the location to be evaluated in the blood vessel based on received signal representative of received reflection by the ultrasonic transducer, an analyzer which analyzes a state of the location to be evaluated using time-series data of instantaneous distortion values which are calculated at a plurality of times in a chronological sequence by the distortion value calculator, and a display which displays an analyzed result produced by the analyzer.


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