Dimension Vista 500 and Dimension Vista 1500 System Aliquot Well Double Dispense with software versions 3.5.1 and 3.6. In vitro diagnostic device intended to duplicate manual analytical procedures such as pipetting, mixing, heating, and measuring spectral intensities to determine a variety of analytes in human body fluids. Dimension Vista chemical and immunochemical applications use photometric, turbidimetric, chemiluminescence, nephelometric, and integrated ion-selective multisensory technology for clinical use.

Reason: Siemens is conducting a field correction for Dimension Vista 500 and Dimension Vista 1500 systems using software versions 3.5.1 and 3.6. Under specific rare conditions which require a system reset, there is a potential for a sample to be dispensed into an aliquot well that has previously been used for a QC or calibrator product from a Vista vial. If two samples are dispensed into the same aliquot

Code information: Dimension Vista 500 Siemens material numbers: 10284473 (domestic), and 10488224 (international), Dimension Vista 1500 Siemens material numbers: 10444801 (domestic) and 10444802 (international).

Distribution pattern: Worldwide distribution: US (nationwide) including PR and countries of: Australia, Austria, Belgium, Canada, Czech Republic, Denmark, Finland, France, Germany, Italy, Japan, Malaysia, Netherlands, New Zealand, Norway, Portugal, Republic Korea, Saudia Arabia, Slovakia, Slovenia, South Africa, Spain, Switzerland, and United Kingdom.