Pro-RT IsoBeam

This is a multifunctional, precision quality assurance tool for daily, weekly or monthly quality assessments of all mechanical and geometrical treatment parameters of linear accelerators or teletherapy units.

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It is designed to easily and accurately check collimator isocentricity, gantry isocentricity, table isocentricity, collimator field size accuracy, radiation/light field congruence, isocenter rotational stability, ODI accuracy and laser light alignments.

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Technical data (can be modified to customer specifications):

• overall dimensions: 203 x 457 x 330 mm
• screen:
  – 305 x 305 mm
  – 2 opaque PMMA plates
  – space for 25 x 30 cm film
  – inscribed with lines precisely defining corners, edges, and centers of screen
  – field sizes: 2 x 2 mm, 50 x 50 mm, 100 x 100 mm, 150 x 150 mm and 200 x 200 mm
  – center lines scribed with short lines 10 mm apart
  – tungsten markers 2 mm in diameter in the center and corners of the field
  – can rotate 360° in 45° increments
• base with three leveling non-slip screws and bubble level
• optional off-the-table measurement possibility

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Product features:

• complies with:
  – IAEA Technical Reports (Series No. 398)
  – IAEA Technical Reports (Series No. 430)
  – IAEA-TECDOC-1540, Specification and Acceptance Testing of Radiotherapy Treatment Planning Systems
• CE certified
• the manual provides detailed guidelines for carrying out each test, results assessment and registration

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