US 2005/0240101 A1 · Ultrasonograph and method for controlling ultrasonograph

Abstract

An ultrasonic diagnostic apparatus is provided with an ultrasonic probe driving section 2, a receiving section 5 for amplifying an ultrasonic reflected wave, a phase detecting section 6 for phase-detecting the ultrasonic reflected wave, a velocity computing section 10 for obtaining the velocity of an object to be measured at a plurality of measuring positions on the object to be measured from a phase-detected signal, a computing section 10 for obtaining the deformation amount and/or elastic module between measuring positions of the object to be measured from the velocity, a fluid determining section 9 for determining a fluid portion in the object to be measured in accordance with the phase-detected signal, and an image data generating section 72 for two-dimensionally image-displaying the deformation amount and/or elastic module of the object to be measured in a region other than the fluid portion by using the information determined by the fluid determining section.

Claims17

Dependent claims

An ultrasonic diagnostic apparatus comprising:

an ultrasonic probe driving section for driving an ultrasonic probe for transmitting an ultrasonic transmission wave to an object to be measured including a fluid portion in which fluid moves,
a receiving section for amplifying an ultrasonic reflected wave obtained when the ultrasonic transmission wave reflects from the object to be measured and received by the ultrasonic probe;
a phase detecting section for phase-detecting the ultrasonic reflected wave;
a computing section for obtaining the velocities of the object to be measured at a plurality of measuring positions of the object to be measured from the phase-detected signal and obtaining the deformation amounts and/or elastic moduli between measuring positions of the object to be measured from the velocities;
a fluid determining section for determining a fluid portion in the object to be measured in accordance with the phase-detected signal;
and
an image data generating section for generating image data for two-dimensionally image-displaying the deformation amounts and/or elastic moduli of the object to be measured in a region other than the fluid portion by using the information determined by the fluid determining section.

4 more elements

A control method of an ultrasonic diagnostic apparatus having a transmitting/receiving section for transmitting/receiving an ultrasonic wave, a phase-detecting section for phase-detecting the received ultrasonic wave, and a computing section for computing a deformation amount and/or elastic module in accordance with the phase-detected ultrasonic wave, comprising the steps of:

(A) transmitting an ultrasonic wave to an object to be measured including a fluid portion in which fluid moves and receiving an ultrasonic reflected wave obtained when the ultrasonic wave reflects from the object to be measured;
(B) phase-detecting the ultrasonic reflected wave;
(C) obtaining the velocities of the object to be measured at a plurality of measuring positions of the object to be measured in accordance with the phase-detected signal and obtaining the deformation amounts and/or elastic moduli between the measuring positions of the object to be measured from the velocities;
(D) determining a fluid portion in the object to be measured in accordance with the phase-detected signal;
and
(E) using information determined by the fluid determining section and thereby generating image data for two-dimensionally image-displaying the deformation amount an/or elastic module of the object to be measured in a region other than the fluid portion.

3 more elements

Dependencies are inferred from the claim text.

Ultrasonograph and method for controlling ultrasonograph

Life of this patent

Ultrasonograph and method for controlling ultrasonograph

Life of this patent

Abstract

Claims17