Food, drugs, devices › Siemens Medical Solutions USA, Inc.
Device recall: Biograph Horizon - PET/CT, PETsyngo VJ20A Software Nuclear medicine/ xray diagnostic scanner.
Siemens Medical Solutions USA, Inc. (Hoffman Estates, IL) initiated this device recall on 26 Jan 2018; FDA lists 1 product record under event 79988, classified Class II.
FDA defines Class II as a situation in which use of or exposure to a violative product may cause temporary or medically reversible adverse health consequences or where the probability of serious adverse health consequences is remote. 92% of the 1,074 device enforcement events initiated in 2018 carry the same class.
Status: Terminated, terminated 12 Oct 2018. Initiation: voluntary: firm initiated. Siemens Medical Solutions USA, Inc. has 400 enforcement events on this register, with a median of 1 product record per event.
Recall classification reflects the relative degree of health hazard. Text in quotation marks is FDA's. openFDA export dated 28 Sep 2026.
Recalling firm
Siemens Medical Solutions USA, Inc., Hoffman Estates, IL.
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."
Distribution
"Worldwide distribution. US nationwide, Australia, France, India, Japan, and Netherlands."
Product records
| Recall number | Product | Quantity | Class | Status | Report date |
|---|---|---|---|---|---|
| Z-1597-2018 | Biograph Horizon - PET/CT, PETsyngo VJ20A Software Nuclear medicine/ xray diagnostic scanner. | 42 units | Class II | Terminated | 9 May 2018 |
Context
Other enforcement events for Siemens Medical Solutions USA, Inc.
| Initiated | Product (first record) | Type | Class | Records |
|---|---|---|---|---|
| 8 Jun 2026 | ARTIS icono ceiling. Model Number: 11328100. | Device | Class II | 1 |
| 20 May 2026 | ARTIS icono biplane. Model Number: 11327600. | Device | Class II | 3 |
| 12 Mar 2026 | ARTIS Pheno VE30A and VE40A, Model 10849000 | Device | Class II | 1 |
| 10 Mar 2026 | ARTIS pheno and ARTIS Icono biplane, floor and ceiling. Model Numbers 10849000, 11327600, 11328100, 11327700. | Device | Class II | 1 |
| 9 Mar 2026 | ARTIS pheno, Model 10849000. interventional fluoroscopic x-ray system | Device | Class II | 2 |
| 29 Dec 2025 | Interventional Fluoroscopic X-Ray System: LUMINOS Q.namix R; Siemens Material Number (SMN): 11574002; With Software Vers | Device | Class II | 2 |
| 19 Dec 2025 | SOMATOM X.ceed Software applications: syngo.CT Brain Quantification syngo.CT Vessel Hyperdensities syngo.CT ASPECTS | Device | Class II | 4 |
| 5 Dec 2025 | LUMINOS Lotus Max, Model 11574100 and Luminos dRF Max, Model 10762471 | Device | Class II | 1 |
| 24 Oct 2025 | MAMMOMAT Revelation; | Device | Class II | 3 |
| 1 Oct 2025 | MAGNETOM Cima.X Upgrade. Model Number: 11689304. | Device | Class I | 1 |
All 400 events for Siemens Medical Solutions USA, Inc.
Questions and answers
Why was this device recalled?
FDA's record gives the reason for recall as: "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."
What does Class II mean?
FDA classifies recalls by relative degree of health hazard. Class II is a situation in which use of or exposure to a violative product may cause temporary or medically reversible adverse health consequences or where the probability of serious adverse health consequences is remote.
Where was the product distributed?
FDA's distribution pattern field reads: "Worldwide distribution. US nationwide, Australia, France, India, Japan, and Netherlands."
Is the recall still ongoing?
FDA lists the status as Terminated; the termination date is 12 Oct 2018. "Terminated" means FDA has determined that all reasonable efforts to remove or correct the product have been made.
Where does this data come from?
openFDA enforcement reports (food, drug and device), CC0, export dated 28 Sep 2026. Text in quotation marks is FDA's. The FDA enforcement report linked above is authoritative.
Provenance
Source: openFDA device enforcement reports (CC0), export dated 28 Sep 2026; records grouped by FDA event number. The class shown for the event is the most severe class among its records. Errors in processing are corrected at the next build; see corrections.