The Recall Desk
ModerateFDA (Devices)·Z-0284-2022·Announced 2021-12-01

CT Scanner Software Issue Causes Workflow Interruptions and Diagnostic Delays

A software issue in SOMATOM Definition AS CT scanners may cause workflow interruptions, leading to diagnostic delays and the need for patient rescans. The recall affects approximately 665 units distributed nationwide.

What this means for you

Minor labeling or packaging issue, or a voluntary precautionary recall. Risk of harm is low but real — follow the manufacturer's instructions.

Our severity reasoning: FDA Class II recall without reported illnesses, injuries, or hospitalizations. The software issue causes workflow interruptions and diagnostic delays but no patient harm has been documented. This is a precautionary recall addressing an operational issue.

Plain-English summary

Siemens Medical Solutions USA, Inc. is recalling SOMATOM Definition AS CT scanners (Model #8098027) equipped with syngo.CT VB20 software. The recall includes units running the base VB20 software as well as those with versions VB20_SP1, SP2, SP3, or SP4. A total of 665 units have been identified with nationwide distribution.

The software may result in workflow interruptions during diagnostic imaging procedures. These interruptions can lead to delays in patient diagnosis, necessitate patient rescans, and may require the administration of additional contrast media.

The affected units have been identified by specific serial numbers that are available in the official FDA recall documentation.

The recalled product

Product
SOMATOM Definition AS with software syngo.CT VB20 Model #8098027
Manufacturer
Siemens Medical Solutions USA, Inc
Hazard
  • workflow-interruption
  • diagnostic-delay

Distribution

Distributed nationwide across the United States.