Ultrasonic apparatus and method for measuring the velocities of human tissues using the doppler effects
First Claim
1. An ultrasound diagnostic apparatus for measuring a velocity component of a target object within a human body, comprising:
- a sample data generator for generating sample data by transmitting ultrasound signals to the target object and sampling reflected signals;
generating means for generating frequency distribution data containing a velocity component of the target object by processing the sample data, wherein the frequency distribution data contains a plurality of frequency components, each of which has a strength level;
extracting means for extracting frequency distribution data, corresponding to the velocity component of the target object, out of the frequency distribution data; and
a display coupled for displaying the extracted frequency distribution data.
1 Assignment
0 Petitions
Accused Products
Abstract
Disclosed is an ultrasonic apparatus and method for automatically measuring the velocities of objects within the human body by using the Doppler effect. The ultrasound apparatus comprises a sample data generator for generating sample data, a data generator for generating frequency distribution data containing a velocity component of tissue and a velocity component of blood flow, a detecting unit for extracting frequency distribution data corresponding to the velocity component of the tissue, and a display for displaying the extracted frequency distribution data. The method comprises the steps of generating sample data, generating frequency distribution data containing a velocity component of the tissue and a velocity component of blood flow, extracting frequency distribution data corresponding to the velocity component of the tissue, and displaying the extracted frequency distribution data.
-
Citations
12 Claims
-
1. An ultrasound diagnostic apparatus for measuring a velocity component of a target object within a human body, comprising:
-
a sample data generator for generating sample data by transmitting ultrasound signals to the target object and sampling reflected signals;
generating means for generating frequency distribution data containing a velocity component of the target object by processing the sample data, wherein the frequency distribution data contains a plurality of frequency components, each of which has a strength level;
extracting means for extracting frequency distribution data, corresponding to the velocity component of the target object, out of the frequency distribution data; and
a display coupled for displaying the extracted frequency distribution data.
-
-
2. An ultrasound diagnostic apparatus for measuring a velocity component of tissue and blood flow within a human body, comprising:
-
a sample data generator for generating sample data by transmitting ultrasound signals to and sampling echo signals reflected from the human body;
generating means for generating frequency distribution data containing the velocity component of tissue and blood flow by processing the sample data, wherein the frequency distribution data contains a plurality of frequency components, each of which has a power level;
detecting means for extracting the frequency distribution data corresponding to the velocity component of tissue flow from the frequency distribution data, by using a maximum value of the velocity component of blood flow; and
a display coupled to the detecting means for displaying the extracted frequency distribution data. - View Dependent Claims (3, 4, 5, 6)
-
-
7. A method for measuring a velocity component of a target object within a human body, comprising the steps of:
-
generating sample data by transmitting ultrasound signals to the target object and sampling reflected signals;
generating frequency distribution data containing a velocity component of the target object by processing the sample data, wherein the frequency distribution data contains a plurality of frequency components, each of which has a strength level;
extracting frequency distribution data, corresponding to the velocity component of the target object, out of the frequency distribution data; and
displaying the extracted frequency distribution data.
-
-
8. A method for measuring a velocity component of tissue and blood flow within a human body, comprising the steps of:
-
generating sample data by transmitting ultrasound signals to and sampling echo signals reflected from the human body;
generating frequency distribution data containing the velocity component of tissue and blood flow by processing the sample data, wherein the frequency distribution data contains a plurality of frequency components, each of which has a power level;
extracting the frequency distribution data corresponding to the velocity component of tissue flow from the frequency distribution data, by using a maximum value of the velocity component of blood flow; and
displaying the extracted frequency distribution data. - View Dependent Claims (9, 10, 11, 12)
-
Specification