Nasal Alar Sp02 Sensor 301-11214Recalls & reported problems
Xhale Assurance, Inc. · The Assurance® Nasal Alar SpO2™ Sensor is indicated for single patient use for continuous noninvasive monitoring of functional oxygen saturation of arterial hemoglobin (SpO2) and pulse rate from the nasal ala of adult and pediatric patients, (weighing > 30kg). The sensor can be used in a variety of healthcare environments where compatible pulse oximetry monitors are indicated for use, under professional supervision. The Assurance® Nasal Alar SpO2™ Sensor is for use with compatible pulse oximeters. These include: Nellcor OxiMax and Oxisensor II compatible monitors and Philips FAST compatible monitors. · Class 2
Data updated Oct 16, 2026 from official FDA records · Editorial policy
- Adverse event reports
- 3
- Deaths reported
- 0
- Injuries reported
- 3
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 3 adverse event reports that list this exact device (DI B213301112140), received between Apr 14, 2019 and Jul 9, 2019 — classified as 3 injuries.
The most frequently reported specific device problem is “Insufficient Device Problem Information” (1 report).
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. What reports can and can't tell you · How this data works · Data updated Oct 16, 2026.
Most reported problems
Device problems
- Insufficient Device Problem Information1
- Missing Information1
- Use of Device Problem1
Patient problems
- Pressure Sore/Ulcer3
Recent adverse event reports
The 3 most recent of 3 reports, in the reporter's own words as published by the FDA.
InjuryJul 9, 2019Missing Information; Missing Information
UPON ARRIVAL TO THE OPERATION ROOM, ANESTHESIA REMOVED PULSE OXIMETER CLIP FROM RIGHT SIDE OF THE NOSE. PRESSURE ULCER NOTED UNDER THE PULSE OXIMETER CLIP WAS A DARK REDDENED AREA SURROUNDED BY BLACK SKIN. ANESTHESIA CLEANED SKIN UNDER THE CLIP, AND APPLIED A NEW PULSE OXIMETER TO THE FINGER. PROGRESS NOTE READS: PRESSURE ULCER NOTED UNDER PULSE OXIMETER ON RIGHT SIDE OF NOSE. SKIN APPEARS BLACK WITH A REDDENED AREA. OTHER NOTES: PATIENT VITAL SIGNS: BP NORMAL TENSIVE (DIASTOLIC 120-150MMHG); RR TACHYCARDIC; TEMP 99.1 - 100.6 F. PATIENT ON VENTILATOR; BEDREST/BEDBOUND ON SKIN PRECAUTIONS (BRADEN SCORE FOR PRESSURE ULCERS SCORED PATIENT HIGH RISK.) THERE IS NO ADDITIONAL INFORMATION IS AVAILABLE AT THIS TIME. THIS REPORT WILL BE UPDATED IF RELEVANT BECOMES AVAILABLE.
Patient problems: Pressure Sore/Ulcer
MAUDE report 8772515 ↗InjuryApr 14, 2019Use of Device Problem; Use of Device Problem
DURING IN-SERVICE TRAINING FOR THE PROPER PLACEMENT, SECUREMENT, AND THE NEED TO CHECK AND ROTATE THE SENSOR; A MEMBER OF THE NURSING STAFF REALIZED THAT A SENSOR ON A PATIENT HAD NOT BEEN CHECKED. THE PATIENT WAS EVALUATED AND SKIN UNDER THE SENSOR HAD BECOME VISIBLY PURPLE IN COLOR. THE NURSE SUGGESTED HER BEST GUESS WAS THAT THE SENSOR HAD BEEN IN PLACE FOR SEVERAL DAYS. THE PATIENT WAS RE-EVALUATED LATER IN THE EVENING AND THE SITE HAD TURNED NOTICEABLY DARKER WITH SOME THICKENING OF THE SURFACE. THE RISK MANAGEMENT DEPARTMENT FOR THE HOSPITAL WAS LATER CONTACTED TO OBTAIN ADDITIONAL INFORMATION. THEY WERE UNABLE TO LOCATE ANY REPORTS REGARDING THIS EVENT. NO ADDITIONAL INFORMATION IS AVAILABLE FROM THE HEALTHCARE FACILITY AT THIS TIME. THIS REPORT WILL BE UPDATED IF RELEVANT INFORMATION BECOMES AVAILABLE.
Patient problems: Pressure Sore/Ulcer
MAUDE report 8512561 ↗InjuryApr 14, 2019Insufficient Device Problem Information; Insufficient Device Problem Information
WOUND CARE COORDINATOR IDENTIFIED PRESSURE INJURIES ON BOTH ALA OF A PATIENT. THE LEFT SIDE WAS A STAGE 4 WITH OBSERVED PRESSURE INJURY INSIDE AND OUTSIDE THE NOSTRIL. THE RIGHT SIDE WAS A STAGE 3. NO ADDITIONAL INFORMATION IS AVAILABLE AT THIS TIME. THIS REPORT WILL BE UPDATED IF RELEVANT INFORMATION BECOMES AVAILABLE.
Patient problems: Pressure Sore/Ulcer
MAUDE report 8512559 ↗
Other Oximeter devices
- Trilogy Trilogy100 Ventilator, InternationalRespironics, Inc. · Oximeter8 deaths2,493 reports
- Trilogy Trilogy 202 Ventilator, United StatesRespironics, Inc. · Oximeter2 deaths1,594 reports
- HAMILTON-G5 159001Hamilton Medical AG · Oximeter18 deaths1,440 reports
- Trilogy Trilogy100 Ventilator, GermanyRespironics, Inc. · Oximeter696 reports
- Model EMV+ Vent, Army, MRI 799-EMVP-04Zoll Medical Corporation · Oximeter1 death605 reports
- Trilogy Evo, O2, Japan JP2100X16BRespironics, Inc. · Oximeter4 recalls5 deaths342 reports
- Model EMV+ Vent, Army, COMMERCIAL 799-EMVP-01-01Zoll Medical Corporation · Oximeter1 death497 reports
- HAMILTON-G5 159002Hamilton Medical AG · Oximeter3 deaths451 reports
Sources and updates
- Device record: FDA GUDID, file dated Oct 13, 2026 · View this device in AccessGUDID ↗
- Adverse event reports: FDA MAUDE, file dated Oct 14, 2026 · each report above links to its original FDA record
- Recalls: FDA Medical Device Recalls, file dated Oct 16, 2026
- Page last rebuilt: Oct 16, 2026. Data downloaded through openFDA, which notes it is not validated for clinical or regulatory use.
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