Medical Dosimetry
Volume 36, Issue 3 , Pages 246-249 , Autumn 2011

Weekly Verification of Dosimetric Data for Virtual Wedge Using a 2D Diode Detector Array

  • Toshiyuki Ogata, M.S.

      Affiliations

    • Department of Radiation Oncology, Osaka University Graduate School of Medicine, Osaka, Japan
    • Division of Medical Physics, Oncology Center, Osaka University Hospital, Osaka, Japan
    • Corresponding Author InformationReprint requests to: Toshiyuki Ogata, M.S., Department of Radiation Oncology, Osaka University Graduate School of Medicine, 2-2 Yamadaoka, Suita, Osaka, 565-0871 Japan
    • ,
  • Masahiko Koizumi, M.D., Ph.D.

      Affiliations

    • Division of Medical Physics, Oncology Center, Osaka University Hospital, Osaka, Japan
    • ,
  • Iori Sumida, Ph.D.

      Affiliations

    • Department of Radiation Oncology, Osaka University Graduate School of Medicine, Osaka, Japan
    • Division of Medical Physics, Oncology Center, Osaka University Hospital, Osaka, Japan
    • ,
  • Yutaka Takahashi, Ph.D.

      Affiliations

    • Department of Radiation Oncology, Osaka University Graduate School of Medicine, Osaka, Japan
    • Division of Medical Physics, Oncology Center, Osaka University Hospital, Osaka, Japan
    • ,
  • Yuichi Akino, M.S.

      Affiliations

    • Department of Radiation Oncology, Osaka University Graduate School of Medicine, Osaka, Japan
    • ,
  • Fumiaki Isohashi, M.D.

      Affiliations

    • Department of Radiation Oncology, Osaka University Graduate School of Medicine, Osaka, Japan
    • ,
  • Koji Konishi, M.D.

      Affiliations

    • Department of Radiation Oncology, Osaka University Graduate School of Medicine, Osaka, Japan
    • ,
  • Yasuo Yoshioka, M.D., Ph.D.

      Affiliations

    • Department of Radiation Oncology, Osaka University Graduate School of Medicine, Osaka, Japan
    • ,
  • Takehiro Inoue, M.D., Ph.D.

      Affiliations

    • Department of Radiation Oncology, Osaka University Graduate School of Medicine, Osaka, Japan

Received 8 October 2009 ,Accepted 6 April 2010.

References 

  1. McGhee P, Chu T, Leszczynski K, et al. The Siemens virtual wedge. Med. Dosim. 1997;22:39–41
  2. van Santvoort J. Dosimetric evaluation of the Siemens Virtual Wedge. Phys. Med. Biol. 1998;43:2651–2663
  3. Klein EE, Low DA, Meigooni AS, et al. Dosimetry and clinical implementation of dynamic wedge. Int. J. Radiat. Oncol. Biol. Phys. 1995;31:583–592
  4. Linear Accelerator Physics Primer—Revision B. Erlangen, Germany: Siemens Medical Solutions; 2007;
  5. Jursinic PA, Nelms BE. A 2-D diode array and analysis software for verification of intensity modulated radiation therapy delivery. Med. Phys. 2003;30:870–879
  6. Létourneau D, Gulam M, Yan D, et al. Evaluation of a 2D diode array for IMRT quality assurance. Radiother. Oncol. 2004;70:199–206
  7. Gossman MS, Robertson MA, Lawson RC. Correlation between detector array measurements and a computer algorithm for enhanced dynamic wedge profiles. Med. Dosim. 2007;32:211–215
  8. Fraass B, Doppke K, Hunt M, et al. American Association of Physicists in Medicine Radiation Therapy Committee Task Group 53: quality assurance for clinical radiotherapy treatment planning. Med. Phys. 1998;25:1773–1829
  9. Rathee S, Kwok CB, MacGillivray C, et al. Commissioning, clinical implementation and quality assurance of Siemen's Virtual Wedge. Med. Dosim. 1999;24:145–153
  10. Alaei P, Higgins PD. Performance evaluation and quality assurance of Varian enhanced dynamic wedges. J. Appl. Clin. Med. Phys. 2006;7:14–20
  11. Li JG, Yan G, Liu C. Comparison of two commercial detector arrays for IMRT quality assurance. J. Appl. Clin. Med. Phys. 2009;10:62–74
  12. Nelms BE, Ehler E, Bragg H, et al. Quality assurance device for four-dimensional IMRT or SBRT and respiratory gating using patient-specific intrafraction motion kernels. J. Appl. Clin. Med. Phys. 2007;17:152–168
  13. Miften M, Zhu XR, Takahashi K, et al. Implementation and verification of virtual wedge in a three-dimensional radiotherapy planning system. Med. Phys. 2000;27:1635–1643
  14. Richmond ND, Walker CP. Behavior of the Siemens Virtual Wedge following an interruption to beam delivery. J. Appl. Clin. Med. Phys. 2003;4:120–123

PII: S0958-3947(10)00038-5

doi: 10.1016/j.meddos.2010.04.001

Medical Dosimetry
Volume 36, Issue 3 , Pages 246-249 , Autumn 2011

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