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Unfiltered radiation therapy

  • US 9,480,859 B2
  • Filed: 04/20/2016
  • Issued: 11/01/2016
  • Est. Priority Date: 02/21/2006
  • Status: Active Grant
First Claim
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1. A method for producing high energy X-rays for radiation therapy at patient'"'"'s level comprising the steps of:

  • using a linear accelerator without a flattening filter to provide a high radiation dose having a dose distribution;

    wherein the radiation dose is high energy X-rays ranging from 6 MV to 25 MV;

    using inverse planning to shape the dose distribution, increase dose rate and shorten treatment time; and

    radiating a patient in need of radiation therapy with the shaped radiation field.

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