ULTRASONIC DIAGNOSIS APPARATUS, IMAGE PROCESSING APPARATUS, AND IMAGE PROCESSING METHOD
According to one embodiment, an ultrasonic diagnosis apparatus includes processing circuitry. The processing circuitry acquires three-dimensional Doppler data of an observation target, calculates a gradient of a surface of the observation target using a first element included in the Doppler data, generates a first rendering image of the observation target based on a second element included in the Doppler data, which is different from the first element, and generates a second rendering image considering shading based on the gradient and the first rendering image.
1 . An ultrasonic diagnosis apparatus, comprising processing circuitry configured to:
acquire three-dimensional Doppler data of an observation target;
calculate a gradient of a surface of the observation target using a first element included in the Doppler data;
generate a first rendering image of the observation target based on a second element included in the Doppler data, which is different from the first element; and
generate a second rendering image considering shading based on the gradient and the first rendering image.
2 . The ultrasonic diagnosis apparatus according to claim 1 , wherein the processing circuitry is further configured to:
generate a shading layer to apply the shading to the first rendering image using the gradient; and
generate the second rendering image based on the first rendering image and the shading layer.
3 . The ultrasonic diagnosis apparatus according to claim 2 , wherein the processing circuitry is further configured to generate the second rendering image by superposing the shading layer on the first rendering image.
4 . The ultrasonic diagnosis apparatus according to claim 1 , wherein the first element is a power value of the Doppler data, and the second element is a velocity value of the Doppler data.
5 . The ultrasonic diagnosis apparatus according to claim 1 , wherein the first element is a turbulence value of the Doppler data, and the second element is a velocity value of the Doppler data.
6 . The ultrasonic diagnosis apparatus according to claim 1 , wherein the first element is a velocity value of the Doppler data, and the second element is a power value of the Doppler data.
7 . The ultrasonic diagnosis apparatus according to claim 1 , wherein the first element is a turbulence value of the Doppler data, and the second element is a power value of the Doppler data.
8 . The ultrasonic diagnosis apparatus according to claim 1 , wherein the processing circuitry is further configured to:
display an interface that allows a user to select a type of the shading; and
acquire shading information representing the type of the shading selected by the user,
wherein the shading information includes a combination of the first element and the second element.
9 . An ultrasonic diagnosis apparatus, comprising processing circuitry configured to:
acquire three-dimensional Doppler data of an observation target;
calculate a gradient of a surface of the observation target based on a first element and a second element included in the Doppler data;
generate a first rendering image of the observation target based on a third element included in the Doppler data, which is different from the second element; and
generate a second rendering image considering shading based on the gradient and the first rendering image.
10 . The ultrasonic diagnosis apparatus according to claim 9 , wherein the processing circuitry is further configured to:
generate converted elements by converting the first element and the second element using predetermined functions; and
calculate the gradient using the converted elements.
11 . The ultrasonic diagnosis apparatus according to claim 10 , wherein the processing circuitry is further configured to:
generate a shading layer to apply the shading to the first rendering image using the gradient; and
generate the second rendering image based on the first rendering image and the shading layer.
12 . The ultrasonic diagnosis apparatus according to claim 9 , wherein the first element is a velocity value of the Doppler data, the second element is a turbulence value of the Doppler data, and the third element is identical to the first element.
13 . The ultrasonic diagnosis apparatus according to claim 9 , wherein the first element is a velocity value of the Doppler data, the second element is a turbulence value of the Doppler data, and the third element is a power value of the Doppler data.
14 . The ultrasonic diagnosis apparatus according to claim 9 , wherein the processing circuitry is further configured to:
display an interface that allows a user to select a type of the shading; and
acquire shading information representing the type of the shading selected by the user,
wherein the shading information includes a combination of the first element, the second element, and the third element.
15 . An image processing apparatus, comprising processing circuitry configured to:
acquire three-dimensional Doppler data of an observation target;
calculate a gradient of a surface of the observation target using a first element included in the Doppler data;
generate a first rendering image of the observation target based on a second element included in the Doppler data, which is different from the first element; and
generate a second rendering image considering shading based on the gradient and the first rendering image.
16 . An image processing apparatus, comprising processing circuitry configured to:
acquire three-dimensional Doppler data of an observation target;
calculate a gradient of a surface of the observation target based on a first element and a second element included in the Doppler data;
generate a first rendering image of the observation target based on a third element included in the Doppler data, which is different from the second element; and
generate a second rendering image considering shading based on the gradient and the first rendering image.
17 . An image processing method, comprising:
acquiring three-dimensional Doppler data of an observation target;
calculating a gradient of a surface of the observation target using a first element included in the Doppler data;
generating a first rendering image of the observation target based on a second element included in the Doppler data, which is different from the first element; and
generating a second rendering image considering shading based on the gradient and the first rendering image.
18 . An image processing method, comprising:
acquiring three-dimensional Doppler data of an observation target;
calculating a gradient of a surface of the observation target based on a first element and a second element included in the Doppler data;
generating a first rendering image of the observation target based on a third element included in the Doppler data, which is different from the second element; and
generating a second rendering image considering shading based on the gradient and the first rendering image.