RD SET™ Adt SpO2, PR, PI, PVI® Adult Pulse Oximeter Adhesive Sensor 4000Recalls & reported problems
Masimo Corporation · Class 2
Data updated Oct 18, 2026 from official FDA records · Editorial policy
- Adverse event reports
- 13
- Deaths reported
- 0
- Injuries reported
- 0
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 13 adverse event reports that list this exact device (DI 10843997009567), received between Jan 5, 2017 and Jan 6, 2023 — classified as 13 malfunctions.
The most frequently reported specific device problem is “Device Stops Intermittently” (6 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. What reports can and can't tell you · How this data works · Data updated Oct 18, 2026.
Most reported problems
Device problems
- Device Stops Intermittently6
- Incorrect Measurement3
- Device Operates Differently Than Expected1
- Device Sensing Problem1
- Low Readings1
- Sensing Intermittently1
Patient problems
- No Consequences Or Impact To Patient6
- No Clinical Signs, Symptoms or Conditions4
- No Known Impact Or Consequence To Patient3
Recent adverse event reports
The 13 most recent of 13 reports, in the reporter's own words as published by the FDA.
MalfunctionJan 6, 2023Low Readings; Low Readings
THE CUSTOMER REPORTED THAT THE ROOT SHOWED SATURATION AT 87%, THE SENSOR WAS CHANGED TO AN EAR PROBE AND IT MEASURED AT 100%. NO CONSEQUENCES OR IMPACT TO PATIENT WERE REPORTED.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 16118420 ↗MalfunctionDec 16, 2022Incorrect Measurement; Incorrect Measurement
THE CUSTOMER REPORTED A DIFFERENCE OF SPO2 READINGS. NO PATIENT IMPACT OR CONSEQUENCES WERE REPORTED.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 16000271 ↗MalfunctionAug 27, 2021Sensing Intermittently; Sensing Intermittently
THE CUSTOMER REPORTED THE DEVICE BECAME DISCONNECTED. NO PATIENT IMPACT OR CONSEQUENCES WERE REPORTED.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 12378486 ↗MalfunctionAug 25, 2021Incorrect Measurement; Incorrect Measurement
THE CUSTOMER REPORTED THE SENSOR READING PROVIDED A LOWER READING THAN ANOTHER SENSOR. NO CONSEQUENCES OR IMPACT TO PATIENT WERE REPORTED.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 12368172 ↗MalfunctionOct 4, 2018Incorrect Measurement; Incorrect Measurement
THE CUSTOMER REPORTED THAT THE SENSOR PROVIDED INCORRECT READINGS. NO KNOWN IMPACT OR CONSEQUENCE TO PATIENT WERE REPORTED.
Patient problems: No Known Impact Or Consequence To Patient
MAUDE report 7932929 ↗MalfunctionFeb 3, 2018Device Stops Intermittently; Device Stops Intermittently
THE CUSTOMER REPORTED AT 0940 ON (B)(6) 2018 RN CALLED MASIMO CS ON SITE TO ROOM 10F BED 12 AS POX WAS NOT PICKING UP. RD ADT ON L MIDDLE FINGER WITH TOP ADHESIVE FLAPS WRAPPED AROUND THE FINGER FIRST AND THEN THE BOTTOM ADHESIVE FLAPS OVER THE TOP. ATTEMPTED NEW ADT ON R RING FINGER AND WOULD PICK UP INTERMITTENTLY AND THEN DROP OUT WITH FLAT LINE. CHANGED CABLE AND ATTACHED TO NEW SENSOR AND OBTAINED SIGNAL. PULLED OLD CABLE AND SENSOR. NO PATIENT IMPACT OR CONSEQUENCES WERE REPORTED.
Patient problems: No Consequences Or Impact To Patient
MAUDE report 7239762 ↗MalfunctionDec 21, 2017Device Stops Intermittently; Device Stops Intermittently
IT WAS REPORTED: "SPO2 DROPOUTS AFTER ALL PARAMETERS DROPPED OUT." NO CONSEQUENCES OR IMPACT TO PATIENT WAS REPORTED.
Patient problems: No Consequences Or Impact To Patient
MAUDE report 7140784 ↗MalfunctionAug 28, 2017Device Stops Intermittently; Device Stops Intermittently
THE CUSTOMER REPORTED DURING OR INDUCTION SPO2 SIGNAL DROPPED FOR 15-20 SECONDS FOR NO APPARENT REASON. PATIENT STILL/SEDATED NO MOVEMENT. SIGNAL RE-ACQUIRED WITHOUT INTERVENTION. NO PATIENT IMPACT OR CONSEQUENCES WERE REPORTED.
Patient problems: No Consequences Or Impact To Patient
MAUDE report 6823329 ↗MalfunctionAug 23, 2017Device Stops Intermittently; Device Stops Intermittently
THE CUSTOMER REPORTED THE NEW SENSORS HAS A HIGH FAILURE RATE OUT OF THE BOX AND INTERMITTENT FAILURE AFTERWARDS, THE RED LIGHT WOULD NOT LIGHT UP OR WOULD NOT STAY ON. NO PATIENT IMPACT OR CONSEQUENCES WERE REPORTED.
Patient problems: No Consequences Or Impact To Patient
MAUDE report 6812635 ↗MalfunctionJan 9, 2017Device Sensing Problem; Device Sensing Problem
IT WAS REPORTED THAT THE RD ADTX WAS PLACED ON THE PATIENT AND WORKING FINE, THEN THERE WAS NO PLETH WAVEFORM OR SPO2 VALUE. THE SENSOR WAS CHECKED BY THE MD AND NO LIGHT WAS OBSERVED FROM THE EMITTER. NO KNOWN IMPACT OR CONSEQUENCE TO PATIENT.
Patient problems: No Known Impact Or Consequence To Patient
MAUDE report 6235727 ↗MalfunctionJan 8, 2017Device Stops Intermittently; Device Stops Intermittently
THE CUSTOMER REPORTED EMITTER INTERMITTENT FAILURE AFTER SEVERAL MINUTES OF USE. NO PATIENT IMPACT OR CONSEQUENCES REPORTED.
Patient problems: No Consequences Or Impact To Patient
MAUDE report 6231972 ↗MalfunctionJan 8, 2017Device Stops Intermittently; Device Stops Intermittently
THE CUSTOMER REPORTED EMITTER INTERMITTENT SIGNAL LOSS.
Patient problems: No Consequences Or Impact To Patient
MAUDE report 6231968 ↗MalfunctionJan 5, 2017Device Operates Differently Than Expected; Device Operates Differently Than Expected
IT WAS REPORTED THAT "ANESTHESIOLOGIST REPORTED ONLY A ¿NORMAL" INITIAL READING OF SPO2 AND THEN FLAT LINE OF SIGNAL, THEN OBSERVED ¿LIGHT WENT OUT" ¿ REPLACED SENSOR, AND IT WAS ¿PICKING UP FINE". NO ERROR CODE REPORTED, EMITTER FAILED DIRECTLY AFTER WORKING INITIALLY." NO KNOWN IMPACT OR CONSEQUENCE TO PATIENT.
Patient problems: No Known Impact Or Consequence To Patient
MAUDE report 6226242 ↗
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 18, 2026. Data downloaded through openFDA, which notes it is not validated for clinical or regulatory use.
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