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R SERIES 30001006001310012Recalls & reported problems

Zoll Medical Corporation · Defibrillator ,MAIN, R SERIES,NELLCOR, 3/5 LD, STD ECG, AC PWR, PACE, SPO2, NIBP, CF/USB, DMST · Class 3

All models of R SERIES (94)

Data updated Oct 18, 2026 from official FDA records · Editorial policy

Quick summary

This Zoll R Series defibrillator is a non-wearable automated external defibrillator used in hospitals and clinics. Most of the 38 reports describe the unit failing routine checks — screens going blank, failing to power up, shutting off on its own, or failing its self-test — with no patient involved. A few mention problems during treatment, including one report of sparks at the pad area during use. There is 1 death and 2 injuries among the reports, and no recalls name this device.

AI-generated from the FDA records on this page and checked automatically against the numbers below. Read the details before relying on it.

Adverse event reports
37
Deaths reported
1
Injuries reported
2
Recalls naming it
0

Summary

The FDA's MAUDE database contains 37 adverse event reports that list this exact device (DI 00847946017569), received between May 16, 2018 and Mar 10, 2026 — classified as 1 death, 2 injuries, 34 malfunctions.

The most frequently reported specific device problem is “No Display/Image” (9 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.

Reports received per month

Nov 2023: 2 reportsDec 2023: 0 reportsJan 2024: 2 reportsFeb 2024: 0 reportsMar 2024: 1 reportsApr 2024: 0 reportsMay 2024: 0 reportsJun 2024: 0 reportsJul 2024: 1 reportsAug 2024: 1 reportsSep 2024: 0 reportsOct 2024: 0 reportsNov 2024: 0 reportsDec 2024: 0 reportsJan 2025: 0 reportsFeb 2025: 2 reportsMar 2025: 1 reportsApr 2025: 1 reportsMay 2025: 1 reportsJun 2025: 1 reportsJul 2025: 0 reportsAug 2025: 0 reportsSep 2025: 1 reportsOct 2025: 1 reportsNov 2025: 0 reportsDec 2025: 0 reportsJan 2026: 1 reportsFeb 2026: 1 reportsMar 2026: 1 reportsApr 2026: 0 reportsMay 2026: 0 reportsJun 2026: 0 reportsJul 2026: 0 reportsAug 2026: 0 reportsSep 2026: 0 reportsOct 2026: 0 reports2024202520262
Last 36 months. The most recent month may be incomplete.

Most reported problems

Device problems

  • No Display/Image9
  • Unable to Obtain Readings9
  • Failure to Power Up6
  • Defibrillation/Stimulation Problem3
  • Failure of Device to Self-Test2
  • Failure to Deliver Shock/Stimulation2
  • Device Displays Incorrect Message1
  • Inappropriate/Inadequate Shock/Stimulation1

Patient problems

  • No Clinical Signs, Symptoms or Conditions25
  • No Patient Involvement8
  • Asystole1
  • Burn(s)1
  • Necrosis1
  • No Consequences Or Impact To Patient1

Recent adverse event reports

The 25 most recent of 37 reports, in the reporter's own words as published by the FDA.

  • MalfunctionMar 10, 2026No Display/Image

    COMPLAINANT ALLEGED THAT DURING A ROUTINE SHIFT CHECK BY A CLINICIAN, THE DEVICE POWERED ON WITHOUT DISPLAY. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 24558446 ↗
  • MalfunctionFeb 20, 2026Failure to Power Up

    COMPLAINANT ALLEGED THAT DURING A ROUTINE SHIFT CHECK BY A CLINICIAN, THE DEVICE WOULD NOT POWER UP. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 24404547 ↗
  • InjuryJan 23, 2026Sparking; Patient Device Interaction Problem

    COMPLAINANT ALLEGED THAT WHILE ATTEMPTING TO TREAT A PATIENT (AGE & GENDER UNKNOWN), SPARK WAS SEEN COMING FROM PAD-SIDE ON TO THE PATIENT CAUSING SKIN BURN. NO ADDITIONAL INFORMATION WAS PROVIDED. COMPLAINANT INDICATED THAT THE CLINICIAN OBTAINED ANOTHER DEVICE TO CONTINUE TREATING THE PATIENT.

    Patient problems: Burn(s)

    MAUDE report 24161956 ↗
  • MalfunctionOct 30, 2025Failure of Device to Self-Test; Failure of Device to Self-Test

    COMPLAINANT ALLEGED THAT DURING BIOMED TESTING, THE DEVICE FAILED SELF-TEST FOR DEFIB AND PACER FUNCTIONS. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 23424374 ↗
  • MalfunctionSep 23, 2025Pacing Problem; Defibrillation/Stimulation Problem; Pacing Problem; Defibrillation/Stimulation Problem

    COMPLAINANT ALLEGED THAT DURING A ROUTINE SHIFT CHECK BY A CLINICIAN, THE DEVICE DISPLAYED "DEFIB FAULT 72", "PACER FAULT 122", AND "DEFIB FAULT 79" MESSAGES. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 23125989 ↗
  • MalfunctionJun 24, 2025Failure to Deliver Shock/Stimulation; Failure to Deliver Shock/Stimulation

    COMPLAINANT ALLEGED THAT DURING A ROUTINE SHIFT CHECK BY A CLINICIAN, THE DEVICE FAILED TO DISCHARGE. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 22321815 ↗
  • MalfunctionMay 28, 2025Unable to Obtain Readings; Unable to Obtain Readings

    COMPLAINANT ALLEGED THAT DURING A ROUTINE SHIFT CHECK BY A CLINICIAN, THE DEVICE DISPLAYED AN "ECG DISABLED" MESSAGE. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 22098545 ↗
  • MalfunctionApr 7, 2025Unexpected Shutdown; Unexpected Shutdown

    COMPLAINANT ALLEGED THAT WHILE ATTEMPTING TO DEFIBRILLATE A PATIENT (AGE & GENDER UNKNOWN), THE DEVICE INAPPROPRIATELY SHUT DOWN. COMPLAINANT INDICATED THAT THE CLINICIAN SUCCESSFULLY POWERED THE DEVICE BACK ON WITH NO FURTHER ISSUES. COMPLAINANT INDICATED THAT THERE WERE NO ADVERSE EFFECTS TO THE PATIENT DUE TO THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 21785526 ↗
  • MalfunctionMar 5, 2025Unable to Obtain Readings; Unable to Obtain Readings

    COMPLAINANT ALLEGED THAT WHILE ATTEMPTING TO DEFIBRILLATE A PATIENT (AGE & GENDER UNKNOWN), THE DEVICE LOST THE ECG SIGNAL VIA ELECTRODE PADS AND THE SIGNAL DID NOT RETURN. COMPLAINANT INDICATED THAT THE CLINICIAN OBTAINED ANOTHER DEVICE TO CONTINUE TREATING THE PATIENT. COMPLAINANT INDICATED THAT THERE WAS NO ADVERSE EFFECT TO THE PATIENT DUE TO THE REPORTED MALFUNCTION. PLEASE REFERENCE MEDWATCH REPORT NUMBERS 1220908-2025-00690 AND 1220908-2025-00691 FOR SIMILAR REPORTS FROM THE SAME CUSTOMER.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 21525201 ↗
  • MalfunctionFeb 25, 2025Unable to Obtain Readings; Unable to Obtain Readings

    COMPLAINANT ALLEGED THAT WHILE ATTEMPTING TO DEFIBRILLATE A PATIENT (AGE & GENDER UNKNOWN), THE DEVICE LOST THE ECG SIGNAL VIA ELECTRODE PADS AND THE SIGNAL DID NOT RETURN. COMPLAINANT INDICATED THAT THE CLINICIAN OBTAINED ANOTHER DEVICE TO CONTINUE TREATING THE PATIENT. COMPLAINANT INDICATED THAT THERE WAS NO ADVERSE EFFECT TO THE PATIENT DUE TO THE REPORTED MALFUNCTION. PLEASE REFERENCE MEDWATCH REPORT NUMBER 1220908-2025-00690 FOR A SIMILAR REPORT FROM THE SAME CUSTOMER.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 21460256 ↗
  • MalfunctionFeb 25, 2025Unable to Obtain Readings; Unable to Obtain Readings

    COMPLAINANT ALLEGED THAT WHILE ATTEMPTING TO DEFIBRILLATE A PATIENT (AGE & GENDER UNKNOWN), THE DEVICE LOST THE ECG SIGNAL VIA ELECTRODE PADS AND THE SIGNAL DID NOT RETURN. COMPLAINANT INDICATED THAT THE CLINICIAN OBTAINED ANOTHER DEVICE TO CONTINUE TREATING THE PATIENT. COMPLAINANT INDICATED THAT THERE WAS NO ADVERSE EFFECT TO THE PATIENT DUE TO THE REPORTED MALFUNCTION. PLEASE REFERENCE MEDWATCH REPORT NUMBER 1220908-2025-00691 FOR A SIMILAR REPORT FROM THE SAME CUSTOMER.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 21458759 ↗
  • MalfunctionAug 23, 2024Unable to Obtain Readings; Unable to Obtain Readings

    COMPLAINANT ALLEGED THAT WHILE ATTEMPTING TO TREAT AN 86-YEAR-OLD FEMALE PATIENT, THE DEVICE WAS UNABLE TO OBTAIN AN ECG SIGNAL VIA ELECTRODE PADS. COMPLAINANT INDICATED THAT THE CLINICIAN OBTAINED ANOTHER DEVICE TO CONTINUE TREATING THE PATIENT. COMPLAINANT INDICATED THAT THERE WAS NO ADVERSE EFFECT TO THE PATIENT DUE TO THE REPORTED MALFUNCTION.

    Patient problems: Asystole

    MAUDE report 20055340 ↗
  • MalfunctionJul 15, 2024Failure of Device to Self-Test; Failure of Device to Self-Test

    COMPLAINANT ALLEGED THAT DURING A ROUTINE SHIFT CHECK BY A CLINICIAN, THE DEVICE FAILED SELF TEST. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 19740128 ↗
  • MalfunctionMar 15, 2024Mechanics Altered; Mechanics Altered

    COMPLAINANT ALLEGED THAT DURING BIOMED TESTING, THE DEVICE POWERD UP IN THE INCORRECT MODE. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 18915008 ↗
  • MalfunctionJan 22, 2024No Display/Image; No Display/Image

    COMPLAINANT ALLEGED THAT DURING A ROUTINE SHIFT CHECK BY A CLINICIAN, THE DEVICE POWERED ON WITHOUT DISPLAY. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 18551921 ↗
  • MalfunctionJan 2, 2024Failure to Power Up; Failure to Power Up

    COMPLAINANT ALLEGED THAT DURING A ROUTINE SHIFT CHECK BY A CLINICIAN, THE DEVICE WOULD NOT POWER UP. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 18426417 ↗
  • MalfunctionNov 1, 2023Failure to Power Up; Failure to Power Up

    COMPLAINANT ALLEGED THAT DURING A ROUTINE SHIFT CHECK BY A CLINICIAN, THE DEVICE WOULD NOT POWER UP. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 18049555 ↗
  • MalfunctionNov 1, 2023Unable to Obtain Readings; Defibrillation/Stimulation Problem; Unable to Obtain Readings; Defibrillation/Stimulation Problem

    COMPLAINANT ALLEGED THAT DURING A ROUTINE SHIFT CHECK BY A CLINICIAN, THE DEVICE DISPLAYED A "DEFIB PAD SHORT" MESSAGE. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 18046212 ↗
  • MalfunctionJun 29, 2023Failure to Power Up; Failure to Power Up

    COMPLAINANT ALLEGED THAT DURING A ROUTINE SHIFT CHECK BY A CLINICIAN, THE DEVICE WOULD NOT POWER UP. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 17224105 ↗
  • MalfunctionJan 5, 2023No Display/Image; No Display/Image

    COMPLAINANT ALLEGED THAT DURING A ROUTINE SHIFT CHECK BY A CLINICIAN, THE DEVICE POWERED ON WITHOUT DISPLAY. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 16103516 ↗
  • MalfunctionSep 15, 2022Unable to Obtain Readings; Unable to Obtain Readings

    COMPLAINANT ALLEGED THAT DURING BIOMED TESTING, THE DEVICE DISPLAYED AN "ECG DISABLED" MESSAGE. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 15428050 ↗
  • MalfunctionJul 29, 2022Unable to Obtain Readings; Unable to Obtain Readings

    COMPLAINANT ALLEGED THAT WHILE ATTEMPTING TO DEFIBRILLATE A PATIENT (AGE & GENDER UNKNOWN), THE DEVICE DISPLAYED AN "ECG DISABLED" MESSAGE. COMPLAINANT INDICATED THAT THERE WAS NO ADVERSE EFFECT TO THE PATIENT DUE TO THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 15131689 ↗
  • MalfunctionJul 27, 2022No Display/Image; No Display/Image

    COMPLAINANT ALLEGED THAT DURING FUNCTIONAL TESTING, THE DEVICE POWERED ON WITHOUT DISPLAY. COMPLAINANT INDICATED THAT THERE WAS NO PATIENT INVOLVEMENT IN THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 15111683 ↗
  • MalfunctionJun 10, 2022No Display/Image; No Display/Image

    COMPLAINANT ALLEGED THAT WHILE ATTEMPTING TO TRANSPORT A PATIENT (AGE & GENDER UNKNOWN), THE DEVICE POWERED ON WITHOUT DISPLAY. COMPLAINANT INDICATED THAT THERE WAS NO ADVERSE EFFECT TO THE PATIENT DUE TO THE REPORTED MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 14654802 ↗
  • DeathMay 9, 2022Unable to Obtain Readings; Unable to Obtain Readings

    COMPLAINANT ALLEGED THAT WHILE ATTEMPTING TO DEFIBRILLATE A PATIENT (AGE & GENDER UNKNOWN), THE DEVICE WAS UNABLE TO OBTAIN AN ECG SIGNAL VIA ELECTRODE PADS. COMPLAINANT INDICATED THAT THE CLINICIAN OBTAINED ANOTHER DEVICE TO CONTINUE TREATING THE PATIENT. COMPLAINANT INDICATED THAT THE PATIENT SUBSEQUENTLY EXPIRED.

    Patient problems: Necrosis

    MAUDE report 14339890 ↗

Other Automated external defibrillators (non-wearable) devices

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Sources and updates

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