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Radiation detector and radiotherapy apparatus

  • US 8,716,668 B2
  • Filed: 09/18/2012
  • Issued: 05/06/2014
  • Est. Priority Date: 09/18/2012
  • Status: Active Grant
First Claim
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1. A radiation detector for use in a system having a source of radiation, the source of radiation generating a beam of radiation along a beam axis for intersecting with a patient or part of a patient, the radiation detector comprising:

  • a hollow tube in which the patient or the part of the patient can be positioned, the hollow tube having a primary axis which, in use, lies transverse to the beam axis; and

    a plurality of optical fibres distributed over the surface of the hollow tube for detecting the radiation beam.

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