Multidetector-Row CT: Technical Principles

  • Thomas Flohr
  • Stefan Schaller
Part of the Medical Radiology book series (MEDRAD)


Right Coronary Artery SOMATOM Sensation Slice Width Spiral Path Spiral Scanning 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.


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  1. 1.
    Kalender W, Seissler W, Klotz E, Vock P (1990) Spiral volumetric CT with single-breath-hold technique, continuous transport and continuous scanner rotation. Radiology 176:181–183PubMedGoogle Scholar
  2. 2.
    Crawford CR, King KF (1990) Computed tomography scanning with simultaneous patient translation. Med Phys 17:967–982CrossRefPubMedGoogle Scholar
  3. 3.
    Kalender W (1995) Thin-section three-dimensional spiral CT: is isotropic imaging possible? Radiology 197:578–580PubMedGoogle Scholar
  4. 4.
    Klingenbeck-Regn K, Schaller S, Flohr T, et al. (1999) Subsecond multislice computed tomography: basics and applications. Eur J Radiol 31:110–124CrossRefPubMedGoogle Scholar
  5. 5.
    Hu H, He HD, Foley WD, Fox SH (2000) Four multidetector-row helical CT: image quality and volume coverage speed. Radiology 215:55–62Google Scholar
  6. 6.
    Ohnesorge B, Flohr T, Schaller S, et al. (1999) Technische Grundlagen und Anwendungen der Mehrschicht-CT. Radiologe 39:923–931CrossRefPubMedGoogle Scholar
  7. 7.
    Kachelriess M, Ulzheimer S, Kalender W (2000) ECG-correlated image reconstruction from subsecond multislice spiral CT scans of the heart. Med Phys 27:1881–1902CrossRefPubMedGoogle Scholar
  8. 8.
    Ohnesorge B, Flohr T, Becker C, et al. (2000) Cardiac imaging by means of electro-cardiographically gated multisection spiral CT — initial experience. Radiology 217:564–571PubMedGoogle Scholar
  9. 9.
    Achenbach S, Ulzheimer S, Baum U et al. (2000) Non-invasive coronary angiography by retrospectively ECG-gated multislice spiral CT. Circulation 102:2823–2828PubMedGoogle Scholar
  10. 10.
    Becker C, Knez A, Ohnesorge B, Schöpf U, Reiser M (2000) Imaging of non calcified coronary plaques using helical CT with retrospective EKG gating. AJR Am J Roentgenol 175:423–424PubMedGoogle Scholar
  11. 11.
    Knez A, Becker C, Leber A, et al. (2000) Non-invasive assessment of coronary artery stenoses with multidetector helical computed tomography. Circulation 101: e221–e222PubMedGoogle Scholar
  12. 12.
    Nieman K, Oudkerk M, Rensing B, et al. (2001) Coronary angiography with multislice coputed tomography. Lancet 357:599–603PubMedGoogle Scholar
  13. 13.
    Schroeder S, Kopp A, Baumbach A, et al. (2001) Noninvasive detection and evaluation of atherosclerotic coronary plaques with multislice computed tomography. JACC 37:1430–1435PubMedGoogle Scholar
  14. 14.
    Kopp A, Schröder S, Küttner A et al. (2001) Coronary arteries: retrospectively ECG-gated multidetector row CT angiography with selective optimization of the image reconstruction window. Radiology 221:683–688PubMedGoogle Scholar
  15. 15.
    Flohr T, Stierstorfer K, Bruder H, Simon J, Schaller S (2002) New technical developments in multislice CT. 1. Approaching isotropic resolution with sub-mm 16-slice scanning. Fortschr Rontgenstr 174:839–845CrossRefGoogle Scholar
  16. 16.
    Flohr T, Bruder H, Stierstorfer K, et al. (2002) New technical developments in multislice CT. 2. Sub-millimeter 16-slice scanning and increased gantry rotation speed for cardiac imaging. Fortschr Rontgenstr 174:1022–1027CrossRefGoogle Scholar
  17. 17.
    Donelly LF, Emery KH, Brody AS et al. (2001) Minimizing radiation dose for pediatric body applications of single-detector helical CT: strategies at a large children’s hospital. AJR Am J Roentgenol 176:303–306PubMedGoogle Scholar
  18. 18.
    Frush DP, Soden B, Frush KS, Lowry C (2002) Improved pediatric multidetector body CT using a size-based color-coded format. AJR Am J Roentgenol 178:721–726PubMedGoogle Scholar
  19. 19.
    Schaller S, Niethammer MU, Chen X, et al. (2001) Comparison of signal-to-noise and dose values at different tube voltages for protocol optimization in pediatric CT. Abstracts of the 57th scientific assembly and annual meeting of the RSNA. 366Google Scholar
  20. 20.
    Greess H, Wolf H, Baum U et al. (2000) Dose reduction in computed tomography by attenuation-based on-line modulation of the tube current: evaluation of six anatomical regions. Eur Radiol 10:391–394CrossRefPubMedGoogle Scholar
  21. 21.
    Jakobs TF, Becker CR, Ohnesorge B, et al. (2002) Multislice helical CT of the heart with retrospective ECG gating: reduction of radiation exposure by ECG-controlled tube current modulation. Eur Radiol 12:1081–1086CrossRefPubMedGoogle Scholar
  22. 22.
    Taguchi T, Aradate H (1998) Algorithm for image reconstruction in multislice helical CT. Med Phys 25:550–561CrossRefPubMedGoogle Scholar
  23. 23.
    Hu H (1999) Multislice helical CT: scan and reconstruction. Med Phys 26:5–18CrossRefPubMedGoogle Scholar
  24. 24.
    Schaller S, Flohr T, Klingenbeck K, et al. (2000) Spiral interpolation algorithm for multislice spiral CT. I. Theory. IEEE Trans Med Imag 19:822–834CrossRefGoogle Scholar
  25. 25.
    Larson G, Ruth C, Crawford C (1998) Nutating slice CT image reconstruction. Patent application WO 98/44847, filed 8 April 1998Google Scholar
  26. 26.
    Turbell H, Danielsson PE (1999) An improved PI-method for reconstruction from helical cone beam projections. IEEE medical imaging conference, SeattleGoogle Scholar
  27. 27.
    Proksa R, Koehler T, Grass M, Timmer J (2000) The n-PI method for helical cone-beam CT. IEEE Trans Med Imag 19:848–863CrossRefGoogle Scholar
  28. 28.
    Kachelriess M, Schaller S, Kalender WA (2000) Advanced single-slice rebinning in cone-beam spiral CT. Med Phys 27:754–772CrossRefPubMedGoogle Scholar
  29. 29.
    Bruder H, Kachelriess M, Schaller S, Stierstorfer K, Flohr T (2000) Single-slice rebinning reconstruction in spiral cone-beam computed tomography. IEEE Trans Med Imag 19:873–887CrossRefGoogle Scholar
  30. 30.
    Schaller S, Stierstorfer K, Bruder H, Kachelriess M, Flohr T (2001) Novel approximate approach for high-quality image reconstruction in helical cone beam CT at arbitrary pitch. Proc SPIE Int Symp Med Imag 4322:113–127Google Scholar
  31. 31.
    Flohr T, Stierstorfer K, Bruder H, et al. (2003) Image reconstruction and image quality evaluation for a 16-slice CT scanner. Med Phys 30Google Scholar
  32. 32.
    Feldkamp LA, Davis LC, Kress JW (1984) Practical cone-beam algorithm. J Opt Soc Am A 1:612–619Google Scholar
  33. 33.
    Wang G, Lin T, Cheng P (1993) A general cone-beam reconstruction algorithm. IEEE Trans Med Imaging 12:486–496CrossRefGoogle Scholar
  34. 34.
    Kudo H, Noo F, Defrise M (1998) Cone-beam filtered-backprojection algorithm for truncated helical data. Phys Med Biol 43:2885–2909CrossRefPubMedGoogle Scholar
  35. 35.
    Schaller S, Noo F, Sauer F, et al. (2000) Exact Radon rebinning algorithm for the long object problem in helical cone-beam CT. IEEE Trans Med Imag 19:361–375CrossRefGoogle Scholar
  36. 36.
    Katsevich A (2002) Theoretically exact filtered backprojection-type inversion algorithm for spiral CT. SIAM J Appl Math 62:2012–2026CrossRefGoogle Scholar
  37. 37.
    Stierstorfer K, Flohr T, Bruder H (2002) Segmented multiple plane reconstruction — a novel approximate reconstruction scheme for multislice spiral CT, Phys Med Biol 47:2571–2581CrossRefPubMedGoogle Scholar
  38. 38.
    Flohr T, Ohnesorge B (2001) Heart-rate adaptive optimization of spatial and temporal resolution for ECG-gated multislice spiral CT of the heart. JCAT 25:907–923Google Scholar
  39. 39.
    Taguchi K, Anno H (2000) High temporal resolution for multislice helical computed tomography. Med Phys 27:861–872CrossRefPubMedGoogle Scholar
  40. 40.
    Nieman K, Cademartiri F, Lemos PA, et al. (2002) Reliable noninvasive coronary angiography with fast sub-millimeter multislice spiral computed tomography. Circulation 106:2051–2054PubMedGoogle Scholar
  41. 41.
    Ropers D, Baum U, Pohle K, et al. (2003) Detection of coronary artery stenoses with thin-slice multidetector row spiral computed tomography and multiplanar reconstruction. Circulation 107:664–666CrossRefPubMedGoogle Scholar

Copyright information

© Springer-Verlag Berlin Heidelberg 2005

Authors and Affiliations

  • Thomas Flohr
    • 1
  • Stefan Schaller
    • 1
  1. 1.Siemens Medical Solutions, CT ConceptsForchheimGermany

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