Physica Medica: European Journal of Medical Physics
Volume 28, Issue 1 , Pages 1-6 , January 2012

A 4-bank multileaf collimator provides a decomposition advantage for delivering intensity-modulated beams by step-and-shoot

Received 12 May 2011 ,Revised 10 August 2011 ,Accepted 24 August 2011.

References 

  1. Webb S. IMRT delivery techniques. In:  Bortfeld T,  Schmidt-Ullrich R,  de Neve W,  Wazer DE editor. Image-guided IMRT. Berlin-Heidelberg: Springer; 2006;p. 73–90
  2. Gscheidlen W. Device for collimation of a ray beam. US Patent 1959 number 2904692.
  3. Webb S. The physics of three-dimensional radiation therapy: conformal radiotherapy, radiosurgery and treatment planning. Bristol: IOP Publishing; 1993;
  4. Brahme A. Multileaf collimator. US Patent 1985/7 number 4672212.
  5. Bortfeld TR, Boyer AL, Kahler L, Waldron TJ. Realisation and verification of three-dimensional conformal radiotherapy with modulated fields. Int J Rad Oncol Biol Phys. 1994;30:899–908
  6. Stein J, Bortfeld T, Doerschel B, Schlegel W. Dynamic X-ray compensation for conformal therapy by means of multileaf collimation. Radiother Oncol. 1994;32:163–173
  7. Spirou SV, Chui CS. Generation of arbitrary intensity profiles by dynamic jaws or multileaf collimators. Med Phys. 1994;21:1031–1041
  8. Svensson R, Kallman P, Brahme A. Analytic solution for the dynamic control of multileaf collimators. Phys Med Biol. 1994;39:37–61
  9. Liu Y, Shi C, Tynan P, Papanikolaou N. Dosimetric characteristics of dual-layer multileaf collimation for small-field and intensity-modulated radiation therapy applications. J App Clin Med Phys. 2008;9:15–29
  10. McQuaid D, Partridge M, Symonds-Tayler R, Evans PM, Webb S. Target-tracking deliveries on an Elekta linac: a feasibility study. Phys Med Biol. 2009;54:3563–3578
  11. Webb S. Configuration options for intensity-modulated radiation therapy using multiple static fields shaped by a multileaf collimator. Phys Med Biol. 1998;43:241–260
  12. Webb S. Configuration options for intensity-modulated radiation therapy using multiple static fields shaped by a multileaf collimator: 2-constraints and limitations on 2D modulation. Phys Med Biol. 1998;43:1481–1495
  13. Bortfeld TR, Kahler D, Waldron TJ, Boyer AL. X-ray field compensation with multileaf collimators. Int J Rad Oncol Biol Phys. 1994;28:723–730
  14. Ahuja RK, Hamacher HW. A network flow algorithm to minimise beam-on time for unconstrained multileaf collimator problems in cancer radiation therapy. Networks. 2005;36–41
  15. Webb S. A new concept of multileaf collimator (the shuttling MLC) - an interpreter for high-efficiency IMRT. Phys Med Biol. 2000;45:3343–3358
  16. Webb S. Intensity-modulated radiation therapy using only jaws and a mask. Phys Med Biol. 2002;47:257–275
  17. Xia P, Verhey L. Multileaf-collimator leaf-sequencing algorithm for intensity-modulated beams with multiple static segments. Med Phys. 1999;25:1424–1434
  18. Galvin JM, Chen XG, Smith RM. Combining multileaf fields to modulate fluence distributions. Int J Rad Oncol Biol Phys. 1993;27:697–705
  19. Que W. Comparison of algorithms for multileaf collimator field segmentation. Med Phys. 1999;26:2390–2396
  20. Webb S. Intensity modulated radiation therapy. Bristol: IOPP; 2000;170 et seq
  21. Caner Taskin Z, Cole Smith J, Romeijn HE, Dempsey JF. Optimal multileaf collimator leaf sequencing in IMRT treatment planning. Operations Res. 2010;58:674–690

PII: S1120-1797(11)00121-9

doi: 10.1016/j.ejmp.2011.08.003

Physica Medica: European Journal of Medical Physics
Volume 28, Issue 1 , Pages 1-6 , January 2012

Article Tools

* Image Usage & Resolution