Medical image processing apparatus, method, and medical system

1 . A medical image processing apparatus, comprising:

processing circuitry configured to

acquire a medical image,

extract, from the medical image, a particular region of interest as a grid point group having a number of grid points and a grid point arrangement specified for each type of a region of interest, and

set a calculation rule for calculating a characteristic amount for the extracted region of interest based on the grid point group; and

storage circuitry configured to store therein the calculation rule.

2 . The medical image processing apparatus according to claim 1 , wherein the processing circuitry is further configured to calculate a characteristic amount of the extracted region of interest based on the calculation rule.

3 . The medical image processing apparatus according to claim 2 , wherein the processing circuitry is further configured to acquire the calculation rule corresponding to a manipulation procedure and calculate the characteristic amount of the extracted region of interest based on the acquired calculation rule.

4 . The medical image processing apparatus according to claim 1 , wherein the processing circuitry is further configured to set a rule for extracting anatomical information of the extracted region of interest as the calculation rule for calculating the characteristic amount.

5 . The medical image processing apparatus according to claim 4 , wherein the processing circuitry is further configured to:

extract the particular region of interest based on anatomical characteristic points, and set the calculation rule based on the anatomical characteristic points.

6 . The medical image processing apparatus according to claim 1 , wherein the processing circuitry is further configured to make a change to the set calculation rule corresponding to a characteristic of a subject.

7 . The medical image processing apparatus according to claim 1 , wherein the storage circuitry is further configured to classify and store therein a plurality of the calculation rules based on a feature of the calculation rule.

8 . The medical image processing apparatus according to claim 1 , wherein

the processing circuitry is further configured to receive a figure element to be applied to the extracted region of interest and a calculation item in the extracted region of interest, and

the processing circuitry is further configured to set the calculation rule based on a combination of the figure element and the calculation item received.

9 . The medical image processing apparatus according to claim 1 , wherein the processing circuitry is further configured to set the calculation rule for calculating, as the characteristic amount for the region of interest, at least one of morphological information and property information of the extracted region of interest.

10 . The medical image processing device according to claim 9 , wherein

the morphological information of the extracted region of interest includes a distance, an area, a volume, and an angle in the extracted region of interest, and

the property information of the region of interest includes a maximum value, a minimum value, an average value, a variance value, and a histogram of pixel values in a certain range in the extracted region of interest.

11 . A method for processing a medical image, the method comprising:

acquiring a medical image;

extracting, from the medical image, a particular region of interest as a grid point group having a number of grid points and a grid point arrangement specified for each type of a region of interest;

setting a calculation rule for calculating a characteristic amount for the extracted region of interest based on the grid point group; and

storing the calculation rule in storage circuitry.