Apparatus for tracing vessel and tracing method of the same of

The present invention, vessel tracking apparatus according to the present invention is vessel tracking apparatus includes an image input unit for receiving the three-dimensional human body image generated by the computer tomography apparatus according to the present invention relates to a blood vessel tracking device; Input unit for receiving a blood vessel tracking starting point by a user's operation; And a cylindrical vessel brightness model and track blood vessels in a three-dimensional human body image input to the image input unit by using the blood vessel tracing start point input to said input member, and a detecting a branch starting point of the branch in which the trace blood vessel control .