Development and performance evaluation of an experimental fine pitch detector multislice CT scanner

Medical Physics

Volumn 36, Issue 4, 2009, Pages 1120-1127

  Imai, Yasuhiro ^a   Nukui, Masatake ^a   Ishihara, Yotaro ^a   Fujishige, Takashi ^a   Ogata, Kentaro ^a   Moritake, Masahiro ^a   Kurochi, Haruo ^a   Ogata, Tsuyoshi ^a   Yahata, Mitsuru ^a   Tang, Xiangyang ^b  

^a GE Yokogawa Medical Systems   (Japan)

^b GE HealthCare Japan   (Japan)

Author keywords

CT; detector; low contrast detectability; spatial resolution; x ray tube

Indexed keywords

BONE; DETECTORS; IMAGE RESOLUTION; PHANTOMS; SCANNING; X RAY DETECTORS; X RAY TUBES; X RAYS;

AZIMUTHAL DIRECTION; CLINICAL APPLICATION; DETECTABILITY; HIGH SPATIAL RESOLUTION; HIGH-RESOLUTION IMAGING; LONGITUDINAL DIRECTION; SLICE-SENSITIVITY PROFILES; SPATIAL RESOLUTION;

COMPUTERIZED TOMOGRAPHY;

ARTICLE; COMPUTED TOMOGRAPHY SCANNER; CONTRAST SENSITIVITY; CONTROLLED STUDY; EVALUATION RESEARCH; LONGITUDINAL STUDY; MULTIDETECTOR COMPUTED TOMOGRAPHY; NOISE MEASUREMENT; OPTICAL RESOLUTION; PHANTOM; PRIORITY JOURNAL; SENSITIVITY ANALYSIS; SIMULATION; STENOSIS; STENT; X RAY TUBE;

ALGORITHMS; CARDIOVASCULAR SYSTEM; COMPUTER SIMULATION; CONSTRICTION, PATHOLOGIC; EQUIPMENT DESIGN; HUMANS; IMAGE PROCESSING, COMPUTER-ASSISTED; LIGHT; PHANTOMS, IMAGING; SENSITIVITY AND SPECIFICITY; SOFTWARE; TOMOGRAPHY SCANNERS, X-RAY COMPUTED; TOMOGRAPHY, X-RAY COMPUTED; X-RAYS;

EID: 63849097264     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.3086117     Document Type: Article

References (19)

1. X. Tang, J. Hsieh, R. A. Nilsen, A. Hagiwara, J. Thibault, and E. Drapkin, " A three-dimensional weighted cone beam filtered backprojection (CB-FBP) algorithm for image reconstruction in volumetric CT under a circular source trajectory.," Phys. Med. Biol. 50, 3889-3905 (2005).
2. X. Tang, J. Hsieh, R. A. Nilsen, S. Dutta, D. Samsonov, A. Hagiwara, C. Shaughnessy, and E. Drapkin, " A three-dimensional weighted cone beam filtered backprojection (CB-FBP) algorithm for image reconstruction in volumetric CT-Helical scanning.," Phys. Med. Biol. 51, 855-874 (2006).
3. H. Hu, " Multi-slice helical CT: Scan and reconstruction.," Med. Phys. 26, 1-18 (1999).
4. H. Hu, H. D. He, W. D. Foley, and S. H. Fox, " Four multidetector-row helical CT: Image quality and volume coverage speed.," Radiology 215, 55-62 (2000).
5. T. G. Flohr, K. Stierstorfer, S. Ulzheimer, H. Burder, A. N. Primak, and C. H. McCollough, " Image reconstruction and image quality evaluation for a 64-slice CT scanner with z flying focal spot.," Med. Phys. 32 (8), 2536-2547 (2005).
6. T. G. Flohr, K. Stierstorfer, C. SüΒ, B. Schmidt, A. N. Primak, and C. H. McCollough, " Novel ultrahigh resolution data acquisition and image reconstruction for multi-detector row CT.," Med. Phys. 34 (5), 1712-1723 (2007).
7. R. Gupta, S. H. Bartling, S. K. Basu, W. R. Ross, H. Becker, A. Pfoh, T. Brady, and H. D. Curtin, " Experimental flat-panel high-spatial-resolution volume CT of the temporal bone.," AJNR Am. J. Neuroradiol. 25, 1417-1424 (2004).
8. G. Susanne, K. Fabian, L. Matthias, P. M. Jens, M. Margareta, M. S. Rajkumar, R. Frank, R. Clemens, G. Andreas, L. Marcus, F. Nobert, E. S. Wolfhard, and T. Horst, " Potential applications of flat-panel volumetric CT in morphologic and functional small animal imaging.," Neoplasia 7 (8), 730-740 (2005).
9. W. Ross, D. D. Cody, and J. D. Hazle, " Design and performance characteristics of a digital flat-panel computed tomography system.," Med. Phys. 33 (6), 1888-1901 (2006).
10. M. Hamon, R. Morello, J. W. Riddell, and M. Hamon, " Coronary arteries: Diagnostic performance of 16- versus 64-section spiral CT compared with invasive coronary angiography-Meta-analysis.," Radiology 245, 720-731 (2007).
11. S. Achenbach, F. Moselewski, D. Ropers, M. Ferencik, U. Hoffmann, B. MacNeill, K. Pohle, U. Baum, K. Anders, I. Jang, W. G. Daniel, and T. J. Brady, " Detection of calcified and noncalcified coronary atherosclerotic plaque by contrast-enhanced, submillimeter multidetector spiral computed tomography-A segment-based comparison with intravascular ultrasound.," Circulation 109, 14-17 (2004).
12. A. W. Leber, A. Becker, A. Knez, F. Ziegler, M. Sirol, K. Nikolaou, B. Ohnesorge, Z. A. Fayad, C. R. Becker, M. Reiser, G. Steinbeck, and P. Boekstegers, " Accuracy of 64-slice computed tomography to classify and quantify plaque volumes in the proximal coronary system-A comparative study using intravascular ultrasound.," Journal of the American College of Cardiology 47 (3), 672-677 (2006).
13. J. Hsieh, Computed Tomography: Principles, Design, Artifacts, and Recent Advances (SPIE, Bellingham, WA, 2003).
14. M. L. Giger, K. Doi, and C. E. Metz, " Investigation of basic imaging properties in digital radiography. 2. Noise Wiener spectrum.," Med. Phys. 11 (6), 797-805 (1984).
15. B. De Man, J. Nuyts, P. Dupont, G. Marchal, and P. Suetens, " An iterative maximum-likelihood polychromatic algorithm for CT.," IEEE Trans. Med. Imaging 20 (10), 999-1008 (2001).
16. G. Wang, H. Yu, and B. De Man, " An outlook on x-ray CT research and development.," Med. Phys. 35 (3), 1051-1064 (2008).
17. D. A. Chesler, S. J. Riederer, and N. J. Norbert, " Noise due to photon counting statistics in computed X-ray tomography.," J. Comput. Assist. Tomogr. 1, 64-74 (1977).
18. K. M. Hanson, " Detectability in computed tomography images.," Phys. Med. Biol. 6, 441-451 (1979).
19. K. M. Hanson, " Noise and contrast discrimination in CT.," in Radiology of the Skull and Brain, Vol. V: Technical Aspects of Computed Tomography, edited by, T. H. Newton, and, D. G. Potts, (C. V. Mosby Co., St. Louis, Toronto, London, 1981), pp. 3941-3955.