Angular-dependent axial-shift correction for pinhole SPECT

IEEE Transactions on Nuclear Science

Volumn 54, Issue 1, 2007, Pages 124-129

  Metzler, S D ^a,b   Jaszczak, R J ^a,c,d   Greer, K L ^c   Bowsher, J E ^a,c  

^a IEEE   (United States)

^b UNIVERSITY OF PENNSYLVANIA   (United States)

^c DUKE UNIVERSITY   (United States)

^d Duke University   (United States)

Author keywords

Instrumentation; Pinhole; Single photon emission computed tomography; Small animal imaging; SPECT

Indexed keywords

AXIAL MECHANICAL SHIFTS (AMS); PINHOLE; SMALL ANIMAL IMAGING;

CALIBRATION; IMAGE QUALITY; IMAGE RECONSTRUCTION; IMAGING TECHNIQUES; MEDICAL IMAGING; OPTICAL CORRELATION; PARAMETER ESTIMATION; SCANNING;

SINGLE PHOTON EMISSION COMPUTED TOMOGRAPHY;

EID: 33847726985     PISSN: 00189499     EISSN: None     Source Type: Journal    
DOI: 10.1109/TNS.2006.887470     Document Type: Article

References (12)

1. G. T. Gullberg, B. M. W. Tsui, C. R. Crawford, J. G. Ballard, and J. T. Hagius, "Estimation of geometrical parameters and collimator evaluation for cone beam tomography," Med. Phys., vol. 17, no. 2, pp. 264-272, 1990.
2. J. Li, R. J. Jaszczak, H. Wang, K. L. Greer, and R. E. Coleman, "Determination of both mechanical and electronic shifts in cone beam SPECT," Phys. Med. Biol., vol. 38, no. 6, pp. 743-754, 1993.
3. P. Rizo, P. Grangeat, and R. Guillemaud, "Geometric calibration method for multiple-head cone-beam SPECT system," IEEE Trans. Nucl. Sci., vol. 41, no. 6, pp. 2748-2757, Dec. 1994.
4. D. Bequé, J. Nuyts, G. Bormans, P. Suetens, and P. Dupont, "Characterization of pinhole SPECT acquisition geometry," IEEE Trans. Med. Imag., vol. 22, no. 5, pp. 599-612, 2003.
5. S. D. Metzler, K. L. Greer, and R. J. Jaszczak, "Determination of mechanical and electronic shifts for pinhole SPECT using a single point source," IEEE Trans. Med. Imag., vol. 24, no. 3, pp. 361-370, 2005.
6. S. D. Metzler and N. H. Patil, "Measuring the variation in radius of rotation as a function of gantry angle for ultra-high-resolution pinhole SPECT," IEEE Trans. Nucl. Sci., vol. 52, no. 5, pp. 1236-1242, Oct. 2005.
7. H. M. Hudson and R. S. Larkin, "Accelerated image reconstruction using ordered subsets of projection data," IEEE Trans. Med. Imag., vol. 13, no. 4, pp. 601-609, 1994.
8. S. D. Metzler, J. E. Bowsher, M. F. Smith, and R. J. Jaszczak, "Analytic determination of pinhole sensitivity with penetration," IEEE Trans. Med. Imag., vol. 20, no. 8, pp. 730-741, 2001.
9. S. D. Metzler, J. E. Bowsher, K. L. Greer, and R. J. Jaszczak, "Analytic determination of the pinhole collimator's point-spread function and RMS resolution with penetration," IEEE Trans. Med. Imag., vol. 21, no. 8, pp. 878-887, 2002.
10. S. D. Metzler, R. J. Jaszczak, N. H. Patil, S. Vemulapalli, G. Akabani, and B. B. Chin, "Molecular imaging of small animals with a triple-head SPECT system using pinhole collimation," IEEE Trans. Med. Imag., vol. 24, no. 7, pp. 853-862, 2005.
11. S. D. Metzler, K. L. Greer, and R. J. Jaszczak, "Helical pinhole SPECT for small-animal imaging: a method for addressing sampling completeness," IEEE Trans. Nucl Sci., vol. 50, no. 5, pp. 1575-1583, Oct. 2003.
12. D. Bequé, C. Vanhove, A. Andreyev, J. Nuyts, and M. Defrise, "Correction for imperfect camera motion and resolution recovery in pinhole SPECT," in Proc. IEEE Nuclear Science Symp. Medical Imaging Conf. Rec., Rome, Italy, Oct. 16-22, 2004, pp. 2507-2510.