FDA Device

RayStation 4.0, 4.5, 4.7 and 5.0; Radiation Therapy Treatment Planning System Product Usage: RayStation is a software system designed for treatment planning and analysis of radiation therapy. The treatment plans provide treatment unit set-up parameters and estimates of dose distributions expected during the proposed treatment, and may be used to administer treatments after review and approval by the intended user. The system functionality can be configured based on user needs. The intended user

Hazard

Software anomaly; an issue was found with the proton Pencil Beam Scanning (PBS) dose calculation in RayStation 4.0, 4.5, 4.7 and 5.0. For treatment plans with a combination of range shifter, large air gap and beams that enter the patient surface at an oblique angle, the dose calculation accuracy may be less than expected.

What You Should Do

Remedy

Ray Search sent an Urgent Field Safety Notice Medical Device Correction letter (dated 11/8/2016) via e-mailed to customers. The letter identified the affected product, problem and actions to be taken. Customers were instructed to Inspect their product and identify all installed units with the above software version number, then confirm you have read and understood this notice (contact information included).

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Products

RayStation 4.0, 4.5, 4.7 and 5.0; Radiation Therapy Treatment Planning System Product Usage: RayStation is a software system designed for treatment planning and analysis of radiation therapy. The tre
Brand
RAYSEARCH LABORATORIES AB Sveavaegen 9 Stockholm Sweden
UPC
Build numbers: 4.0.2.9, 4.0.3.4, 4.5.0.19, 4.5.1.14, 4.5.2.7, 4.7.0.15, 4.7.1.10, 4.7.2.5, 4.7.3.13, 4.7.4.4, 4.7.5.4, 5.0.0.37, 5.0.1.11 or 5.0.2.35

Units Affected

US: 66 units

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