Lower riskMedical device recall · FDA · Published June 6, 2023
Murata Vios BSM2050 Bedside Monitor Software Version 1.54.20/1.56.00 Recall
Murata Vios recalls bedside monitors with specific software versions due to potential incorrect pulse oximeter warnings. Affected units may display false 'Pulse Ox Sensor Off' alerts.
A premature failure condition was identified with the L2050R pulse oximeter SpO2 sensor that connects to the L2050G Vios chest sensor device. When a failure occurs, a Pulse Ox Sensor Off warning condition will be incorrectly displayed by the system.
“Murata Vios BSM2050 Bedside Monitor Software Version 1.54.20/1.56.00 Recall.” GovInfoNow, updated August 19, 2026. https://govinfonow.com/recall/57887-murata-vios-bsm2050-bedside-monitor-software-version-1-54-20. Based on FDA recall #Z-1169-2025 (https://api.fda.gov/device/enforcement.json?search=recall_number:%22Z-1169-2025%22&limit=1).
The FDA announced on June 6, 2023, that Murata Vios, Inc. is recalling its Vios Monitoring System Bedside Monitor, Model BSM2050, with software versions 1.54.20 and 1.56.00 due to a premature failure in the L2050R pulse oximeter sensor. This defect causes the system to incorrectly display a 'Pulse Ox Sensor Off' warning. The FDA issued recall number Z-1169-2023.
How to tell if you have it
Brand: Murata Vios
Product: Vios Monitoring System Bedside Monitor, Model BSM2050
Software Versions: 1.54.20 and 1.56.00
UDI-DI: B595BSM20500
Quantity: 44 systems
Distribution: US Nationwide distribution in the state of NY
The hazard
A premature failure condition was identified with the L2050R pulse oximeter SpO2 sensor that connects to the L2050G Vios chest sensor device. When a failure occurs, a 'Pulse Ox Sensor Off' warning condition will be incorrectly displayed by the system.
Context
GovInfoNow's records show Murata Vios, Inc. has 3 other recalls on record since June 21, 2021. Other recent recalls of similar products include Philips IntelliVue MX40: Patient Monitor May Not Alarm - Recall (Oct. 31, 2025), Philips IntelliVue MX60: Monitor May Not Alarm - Recall (Oct. 31, 2025) and Philips IntelliVue MP60 Monitors May Not Alarm - Recall (Oct. 31, 2025).
How to tell if you have this one
Check for the model BSM2050 with software versions 1.54.20 or 1.56.00. The unique identifier (UDI-DI) is B595BSM20500.
Brand
Murata Vios
Category
Medical device
Based on the official FDA remedy
What to do — step by step
Check Software Version
Look for the software version number on the device label or in the device settings.
Where it went and when
Where it was distributed
Distributed nationwide.
Nationwide
Not listed
FDA distribution: “US Nationwide distribution in the state of NY.” States read from FDA’s own wording; “not listed” means the notice does not name it.
Distributed nationwide.
Recall timeline
FDA published this recall 20 months after the firm started it.
1Firm started the recall
2FDA classified it Class II
3Published in FDA’s Enforcement Report
Dates from the agency record only; steps without a date are left out.
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-1169-2025 (June 6, 2023) — FDA publishes no per-recall page; this is the official machine-readable enforcement record. Search FDA recalls for Z-1169-2025 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.