Medical diagnosis device and measurement method thereof

1. A medical diagnosis device, comprising:

an image generator that is configured to generate an image of a subject;

an auxiliary information generator that is configured to generate auxiliary information on the basis of a position input;

a measurement computator that is configured to compute a measurement position using the image of the subject generated by the image generator, the auxiliary information, and a measurement condition, and to compute a measurement value using the image of the subject and the computed measurement position; and

a display unit that displays the image of the subject generated by the image generator, and the measurement value computed by the measurement computator,

wherein the auxiliary information gives a refinement condition for identifying the measurement position by computation;

wherein the measurement computator comprises:

a first measurement position computator that is configured to compute the measurement position using the image of the subject and the measurement condition; and

a second measurement position computator that is configured to compute the measurement position using the image of the subject, the measurement condition, and the auxiliary information, and

wherein the measurement value is computed using the measurement position computed by the first measurement position computator or the second measurement position computator.

2. The medical diagnosis device according to claim 1 , comprising:

a probe that applies an ultrasonic wave to the subject and receives the ultrasonic wave from the subject,

wherein the image generator is configured to generate an ultrasonic image on the basis of the ultrasonic wave received by the probe, and

the measurement computator is configured to compute the measurement position using the ultrasonic image generated by the image generator, the measurement condition, and the auxiliary information, and to compute the measurement value using the computed measurement position and the ultrasonic image generated by the image generator.

3. The medical diagnosis device according to claim 1 , wherein

ahead of the second measurement position computator, the first measurement position computator computes a first measurement position as the measurement position using the image of the subject and the measurement condition,

the measurement computator computes a first measurement value as the measurement value using the first measurement position, and the computed first measurement value is displayed on the display unit,

the auxiliary information is generated by the auxiliary information generator on the basis of the position input that is further inputted,

the second measurement position computator computes a second measurement position as the measurement position using the auxiliary information, the image of the subject, and the measurement condition, and

the measurement computator computes a second measurement value using the second measurement position, and the computed second measurement value is displayed on the display unit.

4. The medical diagnosis device according to claim 1 , further comprising:

a measurement condition settor that is configured to set the measurement condition; and

an operation interface,

wherein, ahead of the second measurement position computator, the first measurement position computator computes a first measurement position as the measurement position using the image of the subject generated by the image generator and the measurement condition set by the measurement condition setting unit,

the measurement computator computes a first measurement value as the measurement value using the first measurement position,

the first measurement position, and the first measurement value computed using the first measurement position by the measurement computator are displayed on the display unit,

the auxiliary information is generated by the auxiliary information generator when the position input is further inputted through the operation interface,

the second measurement position computator computes a second measurement position as the measurement position using the auxiliary information, the image of the subject, and the measurement condition settor,

the measurement computator computes a second measurement value as the measurement value using the second measurement position, and

the second measurement position, and the measurement value computed using the second measurement position by the measurement computator are displayed on the display unit.

5. The medical diagnosis device according to claim 1 , comprising

a position settor that is configured to generate an indication line on the basis of an indication point which is inputted with respect to an image where the image of the subject is displayed,

wherein the auxiliary information generator generates the auxiliary information based on information of the indication line.

6. The medical diagnosis device according to claim 5 , comprising

a unit for changing an angle of the indication line on the basis of an input operation which rotates the indication line generated by the position settor.

7. A medical diagnosis device, comprising:

an image generator that is configured to generate an image of a subject;

an auxiliary information generator that is configured to generate auxiliary information on the basis of a position input;

a measurement computator that is configured to compute a measurement position using the image of the subject generated by the image generator, the auxiliary information, and a measurement condition, and to compute a measurement value using the image of the subject and the computed measurement position; and

a display unit that displays the image of the subject generated by the image generator, and the measurement value computed by the measurement computator,

wherein the auxiliary information gives a refinement condition for identifying the measurement position by computation,

wherein the medical diagnosis device further comprises:

a measurement condition settor for setting the measurement condition; and

an operation interface for performing the position input, and

wherein, when a plurality of position inputs are inputted from the operation interface,

the auxiliary information generator generates a plurality of measurement position candidate regions as the auxiliary information, corresponding to the plurality of position inputs, and

the measurement computator computes a plurality of key positions corresponding respectively to the plurality of measurement position candidate regions, and further computes the measurement position using a plurality of key positions, and computes the measurement value using the measurement position.

8. A medical diagnosis device, comprising:

an image generator that is configured to generate an image of a subject;

an auxiliary information generator that is configured to generate auxiliary information on the basis of a position input;

a measurement computator that is configured to compute a measurement position using the image of the subject generated by the image generator, the auxiliary information, and a measurement condition, and to compute a measurement value using the image of the subject and the computed measurement position; and

a display unit that displays the image of the subject generated by the image generator, and the measurement value computed by the measurement computator,

wherein the auxiliary information gives a refinement condition for identifying the measurement position by computation,

wherein the medical diagnosis device further comprises:

a measurement condition settor for setting the measurement condition; and

an operation interface for performing the position input,

wherein, when one position input is inputted from the operation interface, the auxiliary information generator generates a plurality of measurement position candidate regions as the auxiliary information, with respect to the one position input, and

the measurement computator computes a plurality of key positions corresponding respectively to the plurality of measurement position candidate regions, and further computes the measurement position using the plurality of key positions, and computes the measurement value using the measurement position.

9. A medical diagnosis device, comprising:

an image generator that is configured to generate an image of a subject;

an auxiliary information generator that is configured to generate auxiliary information on the basis of a position input;

a measurement computator that is configured to compute a measurement position using the image of the subject generated by the image generator, the auxiliary information, and a measurement condition, and to compute a measurement value using the image of the subject and the computed measurement position; and

a display unit that displays the image of the subject generated by the image generator, and the measurement value computed by the measurement computator,

wherein the auxiliary information gives a refinement condition for identifying the measurement position by computation,

wherein the medical diagnosis device further comprises:

a measurement condition settor for setting the measurement condition; and

an operation interface for performing the position input,

wherein, when the position input which indicates a center portion of a part is inputted from the operation interface, the auxiliary information generator generates a region in which a key tissue about the measurement condition exists as a measurement position candidate region, on the basis of data of a positional relationship between the key tissue and the center portion of the part, using the position input which indicates the center portion of the part, and sets the generated measurement position candidate region as the auxiliary information, and

the measurement computator computes the measurement position using the measurement position candidate region.

10. A medical diagnosis device, comprising:

an image generator that is configured to generate an image of a subject;

an auxiliary information generator that is configured to generate auxiliary information on the basis of a position input;

a measurement computator that is configured to compute a measurement position using the image of the subject generated by the image generator, the auxiliary information, and a measurement condition, and to compute a measurement value using the image of the subject and the computed measurement position; and

a display unit that displays the image of the subject generated by the image generator, and the measurement value computed by the measurement computator,

wherein the auxiliary information gives a refinement condition for identifying the measurement position by computation,

wherein the medical diagnosis device further comprises:

an operation interface for performing the position input; and

a database that indicates a relationship between a center portion of a part and a plurality of key tissues of the part,

wherein, when the position input which indicates the center portion of the part is inputted from the operation interface, measurement position candidate regions are generated respectively in directions in which the plurality of key tissues exist with respect to the position input on the basis of the database, and are set as the auxiliary information, and

the measurement computator computes the measurement position using the measurement position candidate regions.

11. The medical diagnosis device according to claim 1 , wherein

an ultrasonic image of a heart is displayed as the image of the subject,

the position input is set so as to be superimposed on the ultrasonic image of the heart,

a measurement position candidate region is set in the horizontal direction and/or depth direction with respect to the position input, as the auxiliary information,

the measurement computator computes the measurement position using the measurement position candidate region.

12. A medical diagnosis device, comprising:

an image generator that is configured to generate an image of a subject;

an auxiliary information generator that is configured to generate auxiliary information on the basis of a position input;

a measurement computator that is configured to compute a measurement position using the image of the subject generated by the image generator, the auxiliary information, and a measurement condition, and to compute a measurement value using the image of the subject and the computed measurement position; and

a display unit that displays the image of the subject generated by the image generator, and the measurement value computed by the measurement computator,

wherein the auxiliary information gives a refinement condition for identifying the measurement position by computation,

a pattern is inputted so as to be superimposed on the image of the subject such that the pattern includes a key tissue based on the measurement condition,

the auxiliary information generator sets as the auxiliary information an area defined by the pattern which includes the key tissue, and

the measurement position computator computes a measurement position of the key tissue in the area defined by the pattern, and further computes the measurement position based on the measurement condition using the measurement position of the key tissue.

13. A medical diagnosis device, comprising:

an image generator that is configured to generate an image of a subject;

an auxiliary information generator that is configured to generate auxiliary information on the basis of a position input;

a measurement computator that is configured to compute a measurement position using the image of the subject generated by the image generator, the auxiliary information, and a measurement condition, and to compute a measurement value using the image of the subject and the computed measurement position; and

a display unit that displays the image of the subject generated by the image generator, and the measurement value computed by the measurement computator,

wherein the auxiliary information gives a refinement condition for identifying the measurement position by computation,

wherein the medical diagnosis device further comprises a database that indicates a relationship between the measurement condition and a measurement position candidate,

wherein the image of the subject is displayed,

the measurement position candidate is retrieved from the database according to an input operation on the basis of the measurement condition, and is displayed so as to be superimposed on the image of the subject, and

the measurement position candidate which is appropriate according to the input operation is set as the auxiliary information.