Verification of segmented beam delivery using a commercial electronic portal imaging device

Medical Physics

Volumn 26, Issue 5, 1999, Pages 737-742

  Curtin Savard, Arthur J ^a   Podgorsak, Ervin B ^a  

^a MONTREAL GENERAL HOSPITAL   (Canada)

Author keywords

Conformal therapy; Electronic portal imaging device; Intensity modulation; Portal dosimetry

Indexed keywords

BIOMEDICAL ENGINEERING; CALIBRATION; IONIZATION OF LIQUIDS; QUALITY ASSURANCE;

COMMERCIAL ELECTRONICS; CONFORMAL THERAPY; ELECTRONIC PORTAL IMAGING DEVICES; INTENSITY MODULATIONS; LIQUID IONIZATION CHAMBERS; MULTILEAF COLLIMATORS; PORTAL DOSIMETRIES; TREATMENT PLANNING SYSTEMS;

IMAGING TECHNIQUES;

ARTICLE; BEAM THERAPY; DIAGNOSTIC IMAGING; DOSIMETRY; PHANTOM; PRIORITY JOURNAL; RADIATION DOSE DISTRIBUTION;

EID: 0032934417     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.598581     Document Type: Article

References (21)

1. X. Wang, S. Spirou, T. LoSasso, J. Stein, C-S. Chui, and R. Mohan, "Dosimetric verification of intensity-modulated fields," Med. Phys. 23, 317-327 (1996).
2. T. Bortfeld, A. L. Boyer, W. Schlegel, D. L. Kahler, and T. J. Waldron, "Realization and verification of three-dimensional conformal radiotherapy with modulated fields," Int. J. Radiat. Oncol., Biol., Phys. 30, 899-908 (1994).
3. W. L. McLaughlin, C. G. Soares, J. A. Sayeg, E. C. McCullough, R. W. Kline, A. Wu, and A. H. Maitz, "The use of a radiochromic detector for the determination of stereotactic radisurgery dose characteristics," Med. Phys. 21, 379-392 (1994).
4. T. C. Zhu, L. Ding, C. R. Liu, J. R. Palta, W. E. Simon, and J. Shi, "Performance evaluation of a diode array for enhanced dynamic wedge dosimetry," Med. Phys. 24, 1173-1190 (1997).
5. R. J. Watts, "Evaluation of a diode detector array for use as a linear accelerator QC device," Med. Phys. 25, 247-250 (1998).
6. J. C. Gore, Y. S. Yang, and R. J. Schulz, "Measurement of radiation dose distributions by NMR imaging," Magn. Reson. Imaging 2, 244-250 (1984).
7. G. S. Ibbott, M. J. Maryanski, P. Eastman, S. D. Holcomb, Y. Zhang, R. G. Avison, M. Sanders, and J. C. Gore, "Three-dimensional visualization and measurement of conformal dose distributions using magnetic resonance imaging of BANG polymer gel dosimeters," Int. J. Radiat. Oncol., Biol., Phys. 38, 1097-1103 (1997).
8. V. N. Hansen, P. M. Evans, G. S. Shentall, S. J. Helyer, J. R. Yarnold, and W. Swindell, "Dosimetric evaluation of compensation in radiotherapy of the breast: MLC intensity modulation and physical compensators." Radiother. Oncol. 42, 249-256 (1997).
9. C. C. Ling, C. Burman, C.-S. Chui, G. J. Kutcher, S. A. Leibel, T. LoSasso, R. Mohan, T. Bortfeld, L. Reinstein, S. Spirou, X. H. Wang, Q. Wu, M. Zelefsky, and Z. Fuks, "Conformal radiation treatment of prostate cancer using inversely-planned intensity-modulated photon beams produced with dynamic multileaf collimation," Int. J. Radiat. Oncol., Biol., Phys. 35, 721-730 (1996).
10. L. Ma, P. B. Geis, and A. L. Boyer, "Quality assurance for dynamic multileaf collimator modulated fields using a fast beam imaging system," Med. Phys. 24, 1213-1220 (1997).
11. T. R. Bortfeld, D. L. Kahler, T. J. Waldron, and A. L. Boyer, "X-ray field compensation with multileaf collimators," Int. J. Radiat. Oncol., Biol., Phys. 28, 723-730 (1994).
12. P. Geis and A. L. Boyer, "Use of a multileaf collimator as a dynamic missing-tissue compensator," Med. Phys. 23, 1199-1205 (1996).
13. H. Meertens, M. van Herk, and J. Weeda, "A liquid ionization chamber for digital radiography of therapeutic megavoltage photon beams," Phys. Med. Biol. 30, 313-321 (1985).
14. Varian Oncology Systems, "Portal Vision v. 3.6 reference manual (I.D. PV22RM)," (1995).
15. M. van Herk, "Physical aspects of a liquid-filled ionization chamber with pulsed polarizing voltage," Med. Phys. 18, 692-702 (1991).
16. Y. Z. Zhu, X-Q. Jiang, and J. van Dyke, "Portal dosimetry using a liquid ion chamber: Dose response studies," Med. Phys. 22, 1101-1106 (1995).
17. F.-F. Yin, M. C. Schell, and P. Rubin, "Input/output characteristics of a matrix ion-chamber electronic portal imaging device," Med. Phys. 21, 1447-1454 (1994).
18. R. Boellaard, M. van Herk, and B. J. Mijnheer, "The dose response relationship of a liqud-filled electronic portal imaging device," Med. Phys. 23, 1601-11 (1996).
19. A. J. Curtin-Savard and E. B. Podgorsak, "An electronic portal imaging device as a physics tool," Med. Dosimetry 22, 101-105 (1997).
20. M. Essers, B. R. Hoogervorst, M. van Herk, H. Lanson, and B. J. Mijnheer, "Dosimetric characteristics of a liquid-filled electronic portal imaging device," Int. J. Radiat. Oncol., Biol., Phys. 33, 1265-1272 (1995).
21. D. F. Anderson and R. A. Holroyd, "High rate operation of warm-liquid ionization chambers," Nucl. Instrum. Methods Phys. Res. A 260, 343-345 (1987).