X-ray diagnosis apparatus and image processing apparatus

An X-ray diagnosis apparatus comprising:

• an imaging unit configured to comprise an X-ray tube and an X-ray detector to generate a plurality of mask image data sets and a plurality of contrast image data sets at a plurality of imaging angles;
• a first generating unit configured to generate a mask volume data set by performing reconstruction processing for the plurality of mask image data sets;
• a second generating unit configured to generate a contrast volume data set by performing reconstruction processing for the plurality of contrast image data sets;
• a third generating unit configured to generate a blood vessel volume data set including an artery region, a vein region, and a capillary vessel region by performing subtraction processing for the contrast volume data set and the mask volume data set;
• a fourth generating unit configured to generate a capillary vessel volume data set associated with the capillary blood vessel region by removing the artery region and the vein region from the blood vessel volume data set;
• and
• a fifth generating unit configured to generate a capillary vessel image data set by performing three-dimensional image processing for the capillary vessel volume data set.

An X-ray diagnosis apparatus comprising:

• an imaging unit configured to comprise an X-ray tube and an X-ray detector to generate a plurality of mask image data sets and a plurality of contrast image data sets at a plurality of imaging angles;
• a first generating unit configured to generate a plurality of blood vessel image data sets at the plurality of imaging angles by performing subtraction processing for the plurality of mask image data sets and the plurality of contrast image data sets;
• a second generating unit configured to generate a blood vessel volume data set by performing reconstruction processing for the plurality of blood vessel image data sets;
• a segmentation unit configured to segment a blood vessel region included in the blood vessel volume data set into an artery/vein region and a capillary vessel region;
• and
• a third generating unit configured to generate a first color image data set or a second color image data set based on the blood vessel volume data set, the first color image data set including the artery/vein region assigned with color information and the capillary vessel region assigned with no color information, the second color image data set including the artery/vein region assigned with no color information and the capillary vessel region assigned with color information.

An image processing apparatus comprising:

• a storage unit configured to store a plurality of blood vessel image data sets at a plurality of imaging angles;
• a first generating unit configured to generate a blood vessel volume data set including an artery region, a vein region, and a capillary vessel region by performing reconstruction processing for the plurality of blood vessel image data sets;
• a second generating unit configured to generate a capillary vessel volume data set associated with the capillary vessel region by removing the artery region and the vein region from the blood vessel volume data set;
• and
• a third generating unit configured to generate a capillary vessel image data set by performing three-dimensional image processing for the capillary vessel volume data set.

An image processing apparatus comprising:

• a storage unit configured to store a plurality of mask image data sets at a plurality of imaging angles and a plurality of contrast image data sets at the plurality of imaging angles;
• a first generating unit configured to generate a mask volume data set by performing reconstruction processing for the plurality of mask image data sets;
• a second generating unit configured to generate a contrast volume data set by performing reconstruction processing for the plurality of contrast image data sets;
• a third generating unit configured to generate a blood vessel volume data set by performing subtraction processing for the contrast volume data set and the mask volume data set, the blood vessel volume data set including an artery region, a vein region, and a capillary vessel region;
• a fourth generating unit configured to generates capillary vessel volume data set associated with the capillary vessel region by removing the artery region and the vein region from the blood vessel volume data set;
• and
• a fifth generating unit configured to generate a capillary vessel image data set by performing three-dimensional image processing for the capillary vessel volume data set.

An image processing apparatus comprising:

• a storage unit configured to store a plurality of mask image data sets and a plurality of contrast image data sets at a plurality of imaging angles;
• a first generating unit configured to generate a plurality of blood vessel image data sets at the plurality of imaging angles by performing subtraction processing for the plurality of mask image data sets and the plurality of contrast image data sets;
• a second generating unit configured to generate a blood vessel volume data set by performing reconstruction processing for the plurality of blood vessel image data sets;
• a segmentation unit configured to segment a blood vessel region included in the blood vessel volume data set into an artery/vein region and a capillary vessel region;
• and
• a third generating unit configured to generate a first color image data set or a second color image data set based on the blood vessel volume data set, the first color image data set including the artery/vein region assigned with color information and the capillary vessel region assigned with no color information, and the second color image data set including the artery/vein region assigned with no color information and the capillary vessel region assigned with color information.