Nomoline 9921Recalls & reported problems
Masimo Corporation · ISA CO2 · Class 2
- Adverse event reports
- 4
- Deaths reported
- 0
- Injuries reported
- 0
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 4 adverse event reports that list this exact device (DI 00843997014328), received between Sep 10, 2021 and Sep 4, 2025 — classified as 4 malfunctions.
The most frequently reported specific device problem is “Low Readings” (3 reports).
Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event, and counts can't be used to compare devices or estimate failure rates. How this data works · Data updated Oct 13, 2026.
Reports received per month
Most reported problems
Device problems
- Low Readings3
- Sensing Intermittently1
Patient problems
- No Clinical Signs, Symptoms or Conditions4
Recent adverse event reports
The 4 most recent of 4 reports, in the reporter's own words as published by the FDA.
MalfunctionSep 4, 2025Sensing Intermittently; Sensing Intermittently
THE CUSTOMER REPORTED THAT THE DEVICE PROVIDES INTERMITTENT READINGS. THERE WAS NO PATIENT IMPACT OR CONSEQUENCE REPORTED.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 22974425 ↗MalfunctionSep 10, 2021Low Readings; Low Readings
THE CUSTOMER REPORTED THE MODULE READS WAY TOO LOW. NO PATIENT IMPACT OR CONSEQUENCES WERE REPORTED.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 12455417 ↗MalfunctionSep 10, 2021Low Readings; Low Readings
THE CUSTOMER REPORTED THE MODULE READS WAY TOO LOW. NO PATIENT IMPACT OR CONSEQUENCES WERE REPORTED.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 12455396 ↗MalfunctionSep 10, 2021Low Readings; Low Readings
THE CUSTOMER REPORTED THE MODULE READS WAY TOO LOW. NO PATIENT IMPACT OR CONSEQUENCES WERE REPORTED.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 12455353 ↗
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Sources: FDA GUDID, MAUDE and Medical Device Recalls via openFDA. openFDA data is not validated for clinical or regulatory use.