FDA Device

RayStation 3.0, RayStation 3.5, RayStation 4.0, RayStation 4.5, RayStation 4.7 and RayStation 5 --- Radiation Therapy Treatment Planning System --- designed for treatment planning and analysis of radiation therapy, provides treatment unit set up parameters and estimates dose distributions.

Hazard

An issue was found with the evaluation of biological clinical goals in RayStation 3.0, RayStation 3.5, RayStation 4.0, RayStation 4.5, RayStation 4.7 and RayStation 5. Biological clinical goals for an adapted plan based on another planning CT than the original planning CT will show incorrect values. -- To the best of the firm's knowledge, the issue has not caused any patient mistreatment or other incidents. However, the user must be aware of the following information to avoid incorrect plan evaluation during treatment planning.

What You Should Do

Remedy

RaySearch Laboratories AB sent Field Safety Notice/Medical Device Correction #11905 Letter (RSL-D-61-298, dated 7/1/2016) to end users via e-mail on 7/1/2016. The letter informs end users of the issue and provides actions to be taken by the users (work around).

Products

RayStation 3.0, RayStation 3.5, RayStation 4.0, RayStation 4.5, RayStation 4.7 and RayStation 5 --- Radiation Therapy Treatment Planning System --- designed for treatment planning and analysis of radi
Brand
RAYSEARCH LABORATORIES AB Sveavaegen 9 Stockholm Sweden
UPC
Software build numbers: 3.0.0.251, 3.5.0.16, 3.5.1.6, 4.0.0.14, 4.0.1.4, 4.0.2.9, 4.0.3.42, 4.5.0.19, 4.5.1.14, 4.5.2.7, 4.7.0.15, 4.7.1.10, 4.7.2.5, 4.7.4.4, 4.7.5.4, 5.0.0.37, 5.0.1.11 and 5.0.2.35

Units Affected

US: 170 units