International Journal of Radiation Oncology * Biology * Physics
Volume 78, Issue 3 , Pages 937-945 , 1 November 2010

Patient Motion and Targeting Accuracy in Robotic Spinal Radiosurgery: 260 Single-Fraction Fiducial-Free Cases

  • Christoph Fürweger, Ph.D.

      Affiliations

    • European Cyberknife Center, Munich, Germany
    • Corresponding Author InformationReprint requests to: Christoph Fürweger, Ph.D., Max-Lebsche-Platz 31, 81377 Munich, Germany. Tel: (+49) 89-452336-0; Fax: (+49) 89-452336-16
    • ,
  • Christian Drexler

      Affiliations

    • European Cyberknife Center, Munich, Germany
    • ,
  • Markus Kufeld, M.D.

      Affiliations

    • European Cyberknife Center, Munich, Germany
    • ,
  • Alexander Muacevic, M.D.

      Affiliations

    • European Cyberknife Center, Munich, Germany
    • ,
  • Berndt Wowra, M.D.

      Affiliations

    • European Cyberknife Center, Munich, Germany
    • ,
  • Alexander Schlaefer, Ph.D.

      Affiliations

    • University of Luebeck, Institute for Robotics and Cognitive Systems, Luebeck, Germany

Received 3 July 2009 ,Revised 19 October 2009 ,Accepted 23 November 2009.

References 

  1. Agazaryan N, Tenn SE, Desalles AA, et al. Image-guided radiosurgery for spinal tumors: Methods, accuracy and patient intrafraction motion. Phys Med Biol. 2008;53:1715–1727
  2. Gutfeld O, Kretzler AE, Kashani R, et al. Influence of rotations on dose distributions in spinal stereotactic body radiotherapy (SBRT). Int J Radiat Oncol Biol Phys. 2009;73:1596–1601
  3. Jin JY, Ryu S, Rock J, et al. Evaluation of residual patient position variation for spinal radiosurgery using the Novalis image guided system. Med Phys. 2008;35:1087–1093
  4. Murphy MJ. Intrafraction geometric uncertainties in frameless image-guided radiosurgery. Int J Radiat Oncol Biol Phys. 2009;73:1364–1368
  5. Huntzinger C, Munro P, Johnson S, et al. Dynamic targeting image-guided radiotherapy. Med Dosim. 2006;31:113–125
  6. Murphy MJ. An automatic six-degree-of-freedom image registration algorithm for image-guided frameless stereotaxic radiosurgery. Med Phys. 1997;24:857–866
  7. Fu D, Kuduvalli G, Maurer CR, et al. 3D target localization using 2D local displacements of skeletal structures in orthogonal X-ray images for image-guided spinal radiosurgery. Int J CARS. 2006;1:189–200
  8. Muacevic A, Staehler M, Drexler C, et al. Technical description, phantom accuracy, and clinical feasibility for fiducial-free frameless real-time image-guided spinal radiosurgery. J Neurosurg Spine. 2006;5:303–312
  9. Chuang C, Sahgal A, Lee L, et al. Effects of residual target motion for image-tracked spine radiosurgery. Med Phys. 2007;34:4484–4490
  10. Gerszten PC, Burton SA. Clinical assessment of stereotactic IGRT: Spinal radiosurgery. Med Dosim. 2008;33:107–116
  11. Tsai JT, Lin JW, Chiu WT, et al. Assessment of image-guided CyberKnife® radiosurgery for metastatic spine tumors. J Neurooncol. 2009;
  12. Murphy MJ. Fiducial-based targeting accuracy for external-beam radiotherapy. Med Phys. 2002;29:334–344
  13. Ho AK, Fu D, Cotrutz C, et al. A study of the accuracy of Cyberknife spinal radiosurgery using skeletal structure tracking. Neurosurgery. 2007;60:147–156
  14. Hoogeman MS, Nuyttens JJ, Levendag PC, et al. Time dependence of intrafraction patient motion assessed by repeat stereoscopic imaging. Int J Radiat Oncol Biol Phys. 2008;70:609–618
  15. Kim S, Jin H, Yang H, et al. A study on target positioning error and its impact on dose variation in image-guided stereotactic body radiotherapy for the spine. Int J Radiat Oncol Biol Phys. 2009;73:1574–1579
  16. Murphy MJ, Chang SD, Gibbs IC, et al. Patterns of patient movement during frameless image-guided radiosurgery. Int J Radiat Oncol Biol Phys. 2003;55:1400–1408
  17. Muacevic A, Drexler C, Kufeld M, et al. Fiducial-free real-time image-guided robotic radiosurgery for tumors of the sacrum/pelvis. Radiother Oncol. 2009;doi:10.1016/j.radonc.2009.05.023

 Conflict of interest: none.

PII: S0360-3016(09)03571-8

doi: 10.1016/j.ijrobp.2009.11.030

International Journal of Radiation Oncology * Biology * Physics
Volume 78, Issue 3 , Pages 937-945 , 1 November 2010

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