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Research of Medical Image Interactive Measurement based on VTK-Widgets

DAI Zhenhui1,ZHANG Yu1,JIANG Guiping1,CHEN Guoyue2(1.Department of Biomedical Engineering,Southern Medical University,Guangzhou 510515,China;2.Faculty of Systems Science and Technology,Akita Prefectural University,Japan,Akita)  
VTK-Widgets are objects that respond to user events in a virtual scene.The mechanism of event processing is introduced,the distance between objects of interest,angle and area of objects interested in medical image are measured interactively based on Widgets.The method of interactive measure is applied to the 3D visualization system successfully and valuable for assisted diagnosis.
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