PlainRecalls
ModerateClass IITerminated

FDA Devices recall · Reported May 9, 2018

Biograph Horizon - PET/CT, PETsyngo VJ20A Software Nuclear medicine/ xray diagnostic scanner.

Error introduced into PET images acquired and reconstructed with VJ20A software. Array values are indexed improperly when the norm file is created during QC. During data reconstr…

Recall #
Z-1597-2018
Affected scope
42 units
Initiated
January 26, 2018
Compiled from official public sources by the editorial team.
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Siemens Medical Solutions USA, Inc. recalled Biograph Horizon - PET/CT, PETsyngo VJ20A Software Nuclear medicine/ xray diagnostic sca… - a moderate-severity action.

Biograph Horizon - PET/CT, PETsyngo VJ20A Software Nuclear medicine/ xray diagnostic sca… was recalled by Siemens Medical Solutions USA, Inc. in May 9, 2018. Reason: Error introduced into PET images acquired and reconstructed with VJ20A software. Array values are indexed im…. Check the official notice for the remedy. Verify recall #Z-1597-2018 with the FDA Devices before acting.

The recall

Siemens Medical Solutions USA, Inc. issued this moderate-severity FDA Devices recall-Error introduced into PET images acquired and reconstructed with VJ20A software. Array values are indexed im….

Moderate
severity level
42 units
affected scope
Class II
classification
May 9, 2018
reported

Sourced from official FDA Devices enforcement records. Verify recall #Z-1597-2018 with the agency before acting. Full product description, hazard, remedy, and related recalls are below.

Recall Insight

This FDA Devices action (record #Z-1597-2018) was formally reported on May 9, 2018, with the manufacturer initiating the action on January 26, 2018. It is classified under Moderate severity (Class II), with a current status of Terminated. Siemens Medical Solutions USA, Inc. is listed as the recalling firm, operating out of Hoffman Estates, IL. Federal records list the affected scope as 42 units.

The documented reason for this recall is: Error introduced into PET images acquired and reconstructed with VJ20A software. Array values are indexed improperly when the norm file is created during QC. During data reconstruction, incorrect values are being appli… Distribution data in the federal record shows the product reached: Worldwide distribution. US nationwide, Australia, France, India, Japan, and Netherlands.. Distribution scope directly affects the consumer exposure window and determines whether a recall remains regional or escalates into a nationwide advisory.

Within the same product category the archive holds 6 closely related recalls, 3 from FDA Devices - clustering in a narrow category often points to a systemic quality-control or supplier issue rather than a one-off defect. Always verify the recall number against the official agency record before acting.

Medical Devices recalls over time

Where this recall sits in its category - 40,322 medical devices recalls on record

-1,00001,0002,0003,0004,000 20052008201120142017202020232026 1,248
Severity2487872426High severity (most serious)Moderate severityLow severity
Where this recall sits in the database

Of 101,704 recalls in the database, 24,878 are high severity, 72,426 moderate, and 4,400 low. This recall is classified moderate severity.

Counts reflect market size and reporting activity, not inherent danger, we do not rank products by risk from raw recall volume.

Severity

Moderate

Affected scope

42 units

Related Recalls

6

3 from same agency

Product description

Biograph Horizon - PET/CT, PETsyngo VJ20A Software Nuclear medicine/ xray diagnostic scanner.

Reason for recall

Error introduced into PET images acquired and reconstructed with VJ20A software. Array values are indexed improperly when the norm file is created during QC. During data reconstruction, incorrect values are being applied. This can lead to a gradient in the image. The severity of the error is directly related to the positioning of the PET QC phantom relative to the center of the field of view.

Recall Profile

Structured summary of the FDA Devices recall record
Attribute Value
Agency U.S. Food and Drug Administration
Severity class Moderate (Class II)
Status Terminated
Recall number Z-1597-2018
Date reported May 9, 2018
Date initiated January 26, 2018
Recalling firm Siemens Medical Solutions USA, Inc.
Firm location Hoffman Estates, IL
Affected scope 42 units
Distribution Worldwide distribution. US nationwide, Australia, France, India, Japan, and Netherlands.

Profile values are sourced directly from the official FDA Devices enforcement record. Source: U.S. Food and Drug Administration.

Scale of Impact

42 units units affected - limited or regional distribution scale.

Regional (<10K units) ✓ This recall
Multi-state (10K – 100K units) -
Large-scale (100K – 1M units) -
Massive (≥1M units) -

Bracket cutoffs follow federal recall-disclosure conventions; bar widths scale linearly within each bracket. Source: PlainRecalls analysis of U.S. Food and Drug Administration filings.

What to do with this recall

Match your product against the recall record, then act on the agency remedy.

  • Check the recall number (Z-1597-2018) and product description against the item you own. Search the archive
  • Confirm the current status with FDA Devices before acting, recall details can be updated.
  • Follow the documented remedy (refund, replacement, repair, or disposal) rather than general advice. What to do next

This page summarizes the official FDA Devices record for research and awareness; it is not legal, medical, or safety advice. Verify with the issuing agency before acting.

Frequently Asked Questions

What product was recalled?
Biograph Horizon - PET/CT, PETsyngo VJ20A Software Nuclear medicine/ xray diagnostic scanner.. Recalled by Siemens Medical Solutions USA, Inc.. Units affected: 42 units.
Why was this product recalled?
Error introduced into PET images acquired and reconstructed with VJ20A software. Array values are indexed improperly when the norm file is created during QC. During data reconstruction, incorrect values are being applied. This can lead to a gradient in the image. The severity of the error is directly related to the positioning of the PET QC phantom relative to the center of the field of view.
Which agency issued this recall?
This recall was issued by the FDA Devices on May 9, 2018. Severity: Moderate. Recall number: Z-1597-2018.
Where was the recalled product distributed?
Distribution: Worldwide distribution. US nationwide, Australia, France, India, Japan, and Netherlands..
How do I check if my product is affected by a recall?
Check the product description and recall number (Z-1597-2018) against your product. Visit the official FDA Devices website for the most current information. You can also use our Recall Checker tool to search by product name or brand.
Should I stop using a recalled medication or medical device?
Do not stop using a recalled medication or device without consulting your healthcare provider first, as abruptly discontinuing treatment could pose its own health risks. Your doctor can advise on alternatives or whether the recall applies to your specific product lot. Check the recall number and lot information against your product packaging.

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Every figure on PlainRecalls is rendered directly from official FDA, CPSC and NHTSA recall records, no number is typed in by an editor. This recall: FDA Devices, reported May 9, 2018. Severity classes follow each agency's own taxonomy (FDA Class I/II/III; CPSC and NHTSA by hazard type), and related-recall context is computed across the full archive. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of July 2026.