Ray casting with "on-the-fly" region growing: 3-D navigation into cardiac MSCT volume

IEEE Trans Inf Technol Biomed. 2006 Apr;10(2):417-20. doi: 10.1109/titb.2005.864373.

Abstract

This paper describes an extended ray casting scheme for three-dimensional (3-D) navigation into the heart cavities for preoperative planning using multislice X-ray computed tomography data. The key benefit is that artifacts due to contrast inhomogeneities can be eliminated during volume traversal, thus improving the visual perception of the endocardial wall.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Algorithms
  • Artificial Intelligence
  • Cardiovascular Surgical Procedures / methods*
  • Heart / diagnostic imaging*
  • Humans
  • Imaging, Three-Dimensional / methods*
  • Preoperative Care / methods
  • Radiographic Image Enhancement / methods
  • Radiographic Image Interpretation, Computer-Assisted / methods*
  • Reproducibility of Results
  • Sensitivity and Specificity
  • Surgery, Computer-Assisted / methods*
  • Tomography, Spiral Computed / methods*
  • User-Computer Interface*