The Brilliance 64 and Ingenuity CT are Computed Tomography X-Ray Systems intended to produce cross-sectional images of the body by computer reconstruction of x-ray transmission data taken at different angles and planes. These devices may include signal analysis and display equipment, patient, and equipment supports, components and accessories.

During a Field Test (a customer external evaluation period), the customer detected a problem in the CIRS 4.0 Beta 2 software. When using the CIRS 4.0 Beta 2 software, during the recon during ready stage of reconstruction, images may be overlapped with, or superimposed on other images. Philips has disabled this feature at all sites evaluating 4.0 Beta 2 software. Philips will issue a software up

The firm, Philips, sent a Field Safety Notice (FSN 72800534) entitled "URGENT-Medical Device Correction" dated September 1, 2011 via mail on September 6, 2011 to its customers. The notice described the product, problem and actions to be taken. The customers were instructed to review the following information with all members of your staff who need to be aware of the contents of this communication and retain a copy with the equipment Instructions for Use. A Field Service Engineer will visit each site to install the corrected software. If you need any further information or support concerning this issue, please contact your local Philips representative or local Philips Healthcare office. For North America and Canada contact the Customer Care Solutions Center (1-800-722-9377, option 5: Enter Site ID or follow the prompts).