CT dose reduction using dynamic collimation

IEEE Nuclear Science Symposium Conference Record

Volumn , Issue , 2011, Pages 3470-3473

  Heuscher, Dominic J ^a   Noo, Frederic ^a  

^a UNIVERSITY OF UTAH SCHOOL OF MEDICINE   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

IMAGE SEGMENTATION; MEDICAL IMAGING; VELOCITY;

CIRCULAR REGION; CONTROL REQUIREMENTS; CT DOSE REDUCTION; DYNAMIC COLLIMATION; MAXIMUM VELOCITY; MOTOR CONTROLLERS; TRANSVERSE DYNAMICS; VELOCITY PROFILES;

COMPUTERIZED TOMOGRAPHY;

EID: 84858685921     PISSN: 10957863     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/NSSMIC.2011.6152635     Document Type: Conference Paper

References (7)

1. J. A. Christner, V. A. Zavaletta, C. D. Eusemann, A. I. Walz-Flannigan, C. H. McCollough, "Dose Reduction in Helical CT: Dynamically Adjustable z-Axis X-Ray Beam Collimation" AJR:194, January 2010.
2. Heuscher, "Dynamic Collimation in Cone Beam Computed Tomography to Reduce Patient Exposure", US Patent Application 20100246752, 2010.
3. Nalcioglu et al, "Limited Field of View Reconstruction in Computerized Tomography", IEEE Transactions on Nuclear Science, vol. NS-26, No. 1, Feb. 1979.
4. Lewitt et al., "Image Reconstruction from Projections: III: Projection Completion Methods (Theory)", Optik 50 (1978) No. 3, pp. 189-204.
5. Heuscher, "Projection completion method of partial area scan" US Patent 4,305,127, 1981.
6. D. Bharkbada, H. Yu, S. Ge, J. Carr, and G. Wang, "Cardiac Computed Tomography Radiation Dose Reduction Using Interior Reconstruction Algorithm With the Aorta and Vertebra as Known Information, J Computer Assisted Tomography, 2009, 33, pp. 338-347.
7. K. Taguchi et al, "Interior region-of-interest reconstruction using a small, nearly piecewise constant sub-region ", Medical physics, 2011, Vol. 38(3), pp.1307-12.