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Lower risk Medical device recall · FDA · Published August 14, 2020

Siemens Symbia S/T-Series PET/CT Scanners May Have Slow Detector Motion Risk

Siemens recalls Symbia S and T-Series medical imaging systems that may have unintended slow detector motion during use, potentially affecting scan accuracy. Affected units include specific models and serial numbers.

🇺🇸 FDA recall #Z-2934-2020Medical deviceSiemens ›
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Recalling firmSiemens Medical Solutions USA, Inc.2501 Barrington Rd · Hoffman Estates, IL 60192-2061
✎ GovInfoNow plain-language explainer

What happened, in plain English

Siemens is recalling Symbia S-Series and Symbia T-Series medical imaging systems that may have unintended slow motion of detectors during scans. This could lead to inaccurate imaging results, though the risk of injury is not described in the recall. Read more at govinfonow.com/recall/64477-siemens-symbia-s-t-series-pet-ct-scanners-may-have.

Source Summary by GovInfoNow · govinfonow.com/recall/64477-siemens-symbia-s-t-series-pet-ct-scanners-may-have · Updated August 19, 2026 · FDA enforcement record: FDA #Z-2934-2020

Cite this page

“Siemens Symbia S/T-Series PET/CT Scanners May Have Slow Detector Motion Risk.” GovInfoNow, updated August 19, 2026. https://govinfonow.com/recall/64477-siemens-symbia-s-t-series-pet-ct-scanners-may-have. Based on FDA recall #Z-2934-2020 (https://api.fda.gov/device/enforcement.json?search=recall_number:%22Z-2934-2020%22&limit=1).

Why it’s dangerous

The detectors in these systems may move slowly under certain conditions, which could cause imaging results to be inaccurate. This is a potential issue during specific scan procedures but does not involve physical harm to users.

Who’s affected

Healthcare facilities using Siemens Symbia S or T-Series systems with specific model numbers and serial numbers listed in the recall. Patients undergoing scans with these systems may be at risk of inaccurate imaging results.

How to tell if you have this one

Check if your Siemens Symbia S or T-Series system has model numbers 8717741, 8717733, 10275007, 10275008, 10275009, or 10275010. Also, verify your serial number is among the listed numbers.

  • Brand
    Siemens
  • Category
    Medical device
Based on the official FDA remedy

What to do — step by step

  1. Check System Details

    Review your system's model number and serial number to confirm if it matches the recalled units listed in the notice.

Where it went and when

Where it was distributed

Distributed nationwide; the notice names 35 states.

Alaska: named in the noticeAKMaine: nationwideMEVermont: nationwideVTNew Hampshire: nationwideNHWashington: named in the noticeWAIdaho: named in the noticeIDMontana: nationwideMTNorth Dakota: nationwideNDMinnesota: named in the noticeMNIllinois: named in the noticeILWisconsin: named in the noticeWIMichigan: named in the noticeMINew York: named in the noticeNYRhode Island: nationwideRIMassachusetts: named in the noticeMAOregon: named in the noticeORNevada: nationwideNVWyoming: nationwideWYSouth Dakota: nationwideSDIowa: named in the noticeIAIndiana: named in the noticeINOhio: named in the noticeOHPennsylvania: named in the noticePANew Jersey: named in the noticeNJConnecticut: nationwideCTCalifornia: named in the noticeCAUtah: named in the noticeUTColorado: named in the noticeCONebraska: named in the noticeNEMissouri: named in the noticeMOKentucky: named in the noticeKYWest Virginia: named in the noticeWVVirginia: named in the noticeVAMaryland: named in the noticeMDDelaware: nationwideDEArizona: named in the noticeAZNew Mexico: nationwideNMKansas: named in the noticeKSArkansas: nationwideARTennessee: named in the noticeTNNorth Carolina: named in the noticeNCSouth Carolina: named in the noticeSCDistrict of Columbia: named in the noticeDCOklahoma: named in the noticeOKLouisiana: named in the noticeLAMississippi: nationwideMSAlabama: named in the noticeALGeorgia: named in the noticeGAHawaii: nationwideHITexas: named in the noticeTXFlorida: named in the noticeFLPuerto Rico: named in the noticePR

FDA distribution: “US Nationwide distribution including in the states of Alabama, Alaska, Arizona, California, Colorado, District of Columbia, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maryland, Massachusetts, Michigan,…” States read from FDA’s own wording; “not listed” means the notice does not name it.

Named in the notice: Alabama, Alaska, Arizona, California, Colorado, District of Columbia, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maryland, Massachusetts, Michigan, Minnesota, Missouri, Nebraska, New Jersey, New York, North Carolina, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, South Carolina, Tennessee, Texas, Utah, Virginia, Washington, West Virginia, Wisconsin.

Recall timeline

FDA terminated this recall 2.7 years after the firm started it.

1. Firm started the recall: Aug 14, 202012. FDA classified it Class II: Sep 2, 202023. Published in FDA’s Enforcement Report: Sep 9, 202034. FDA terminated the recall: May 1, 2023420202023
  1. Firm started the recall
  2. FDA classified it Class II
  3. Published in FDA’s Enforcement Report
  4. FDA terminated the recall

Dates from the agency record only; steps without a date are left out.

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Where this comes from

The facts (hazard, remedy, dates, manufacturer) are pulled from the official FDA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.

  • Official source: FDA Recall #Z-2934-2020 (August 14, 2020) — FDA publishes no per-recall page; this is the official machine-readable enforcement record. Search FDA recalls for Z-2934-2020 to see it in context.
  • Plain-language summary written by qwen3:4b on August 19, 2026, from the official record above. Not reviewed by a person — if it conflicts with the FDA notice, the notice is correct. Report an error on this page.
  • GovInfoNow is an independent service and is not a government agency. We republish official FDA recall data; we don’t issue, amend or administer recalls.
GovInfoNow is an independent guide. We are not FDA or any government agency. Always confirm details with the official recall.Data: CPSC · FDA · NHTSA · USDA