AutoPulse Li-ion BatteryRecalls & reported problems across all models

We found 9 models of AutoPulse Li-ion Battery by Zoll Circulation, Inc. in the FDA's device registry (GUDID). Together they are named in 1,227 adverse event reports in the FDA's MAUDE database, received between Sep 2, 2015 and Sep 20, 2026 — classified as 1,227 malfunctions.

The most frequently reported specific device problem is “Battery Problem” (1,101 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. Widely used products collect more reports, so totals can't be used to compare products or estimate failure rates. Only reports that name a model's exact device identifier are counted. What reports can and can't tell you · How this data works

Most reported AutoPulse Li-ion Battery problems

AutoPulse Li-ion Battery models

9 models, most reported first. Each model has its own page with its reports, recalls and device details.

• AutoPulse Li-ion Battery™ 100

  Compressor, Cardiac, External
  1,151 reports
• AutoPulse Li-ion Battery Model 200

  Compressor, Cardiac, External
  38 reports
• AutoPulse Li-ion Battery™ 100

  Compressor, Cardiac, External
  15 reports
• AutoPulse Li-ion Battery™ 100

  Compressor, Cardiac, External
  12 reports
• AutoPulse Li-ion Battery™ 100

  Compressor, Cardiac, External
  4 reports
• AutoPulse Li-ion Battery™ 100

  Compressor, Cardiac, External
  2 reports
• AutoPulse Li-ion Battery™ 100

  Compressor, Cardiac, External
  2 reports
• AutoPulse Li-ion Battery™ 100

  Compressor, Cardiac, External
  2 reports
• AutoPulse Li-ion Battery™ 100

  Compressor, Cardiac, External
  1 report

Recent AutoPulse Li-ion Battery adverse event reports

The 15 most recent reports across all models, in the reporter's own words as published by the FDA.

• MalfunctionSep 20, 2026Use of Device Problem

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50833660 ↗
• MalfunctionSep 11, 2026Battery Problem

  Patient problems: Insufficient Information; No Clinical Signs, Symptoms or Conditions

  MAUDE report 50744570 ↗
• MalfunctionFeb 26, 2026Difficult to Remove

  THE CUSTOMER REPORTED THAT WHEN THEY ARRIVED AT WORK, THEY DISCOVERED THE AUTOPULSE NXT BATTERY (SN (B)(6) WAS STUCK IN THE AUTOPULSE NXT PLATFORM (SN (B)(6) BECAUSE THE BATTERY'S FINGER D-RING HAD POPPED OUT. NO PATIENT INVOLVEMENT. ZOLL FIELD TECHNICAL SERVICE REPRESENTATIVE VISITED THE CUSTOMER SITE AND REMOVED THE STUCK NXT BATTERY. A NEW BATTERY WAS INSTALLED IN THE AUTOPULSE, AND IT SLID IN AND OUT AS IT SHOULD. THE CUSTOMER PUT THE AUTOPULSE NXT PLATFORM BACK INTO SERVICE.

  Patient problems: Insufficient Information; No Clinical Signs, Symptoms or Conditions

  MAUDE report 24461673 ↗
• MalfunctionFeb 18, 2026Battery Problem

  THE CUSTOMER REPORTED THE AUTOPULSE NXT PLATFORM DISPLAYED THE YELLOW ALERT TRIANGLE INDICATOR DURING SHIFT CHECK (WITHOUT COMPRESSION) WITH AUTOPULSE NXT LI-ION BATTERY (SN (B)(6)). THE BATTERY WAS FULLY CHARGED, ALL 4 GREEN STATUS LEDS. IT IS UNKNOWN WHAT COLOR LED WAS DISPLAYED ON THE NXT CHARGER DURING/AFTER THE LAST CHARGE ATTEMPT. NO FAULT OCCURRED WITH ANOTHER BATTERY. THERE IS NO SUSPECTED MALFUNCTION WITH THE CHARGER. NO PATIENT INVOLVEMENT.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 24381574 ↗
• MalfunctionFeb 4, 2026Battery Problem

  THE CUSTOMER REPORTED THE AUTOPULSE NXT LI-ION BATTERY (SN (B)(6) IS BAD. THE STATUS LEDS ON THE BATTERY AND THE CHARGER DISPLAYED GREEN LEDS AFTER CHARGING. HOWEVER, WHEN THE BATTERY IS INSERTED INTO THE AUTOPULSE NXT PLATFORM, THE TRIANGLE ALERT INDICATOR LIGHTS UP UPON POWERING ON. WHEN THE BATTERY WAS ROTATED OUT, THE INDICATOR WAS NOT ILLUMINATED. THIS WAS NOTICED DURING SHIFT CHECK. NO PATIENT INVOLVEMENT.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 24264572 ↗
• MalfunctionJan 21, 2026Difficult to Remove

  THE CUSTOMER REPORTED THE AUTOPULSE LI-ION BATTERY (SN (B)(6) GETS STUCK INSIDE THE AUTOPULSE PLATFORM AND IT IS HARD TO USE THIS BATTERY ON A MOMENT'S NOTICE. THE CUSTOMER WAS ABLE TO REMOVE THE BATTERY FROM THE PLATFORM. NO PHYSICAL DAMAGE WAS NOTED. THIS WAS NOTICED DURING CHECKOUT. NO PATIENT INVOLVEMENT.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 24140555 ↗
• MalfunctionJan 14, 2026Use of Device Problem

  THE RESPONDING CREW WAS INITIALLY DISPATCHED FOR AN UNCONSCIOUS PATIENT, A 37-YEAR-OLD MALE IN CARDIAC ARREST, DESCRIBED AS BEING OF AVERAGE HEIGHT AND WEIGHT. THE PATIENT HAD NO KNOWN MEDICAL HISTORY BUT REPORTEDLY HAD AN EXTENSIVE FAMILY HISTORY OF CARDIAC DISEASE. DURING THE RESPONSE, THE CREW ATTEMPTED TO DEPLOY THE AUTOPULSE NXT PLATFORM (SN (B)(6). UPON PRESSING THE START BUTTON, THE NXT BAND (LOT # UNKNOWN) WOULD BEGIN TIGHTENING, THEN RELEASE, AND THEN THE PLATFORM WOULD POWER OFF. THIS SEQUENCE OCCURRED TWO TO THREE TIMES. AFTER THE THIRD OCCURRENCE, THE CREW SUSPECTED A BATTERY-RELATED ISSUE AND ATTEMPTED TO REPLACE THE BATTERY. WHEN REMOVING THE AUTOPULSE NXT LI-ION BATTERY (SN (B)(6) FROM THE NXT PLATFORM, THE D-RING ROTATED FREELY AND DID NOT RELEASE IMMEDIATELY. AFTER SEVERAL ATTEMPTS, THE D-RING ENGAGED, ALLOWING THE BATTERY TO BE REMOVED BY TURNING IT SLOWLY. THE BATTERY WAS PLACED ON A CHARGER, AND A REPLACEMENT NXT BATTERY WAS INSTALLED. THE AUTOPULSE NXT PLATFORM FUNCTIONED FOR SEVERAL MINUTES BEFORE SHUTTING OFF AGAIN. THIS BEHAVIOR RECURRED MULTIPLE TIMES DURING THE CALL, AFTER WHICH THE CREW TRANSITIONED TO MANUAL CPR. DESPITE THESE EFFORTS, THE PATIENT DID NO

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 24076489 ↗
• MalfunctionJan 6, 2026Battery Problem

  THE CUSTOMER REPORTED A POSSIBLE MALFUNCTION FOR THE AUTOPULSE NXT PLATFORM (SN (B)(6) DURING USE ON A 220-240 LB. FEMALE PATIENT IN HER 50S. WHILE THE PATIENT WAS IN THE BACK OF THE AMBULANCE, THE FULLY CHARGED AUTOPULSE NXT LI-ION BATTERY (SN UNKNOWN) DIED AFTER 15 MINUTES OF COMPRESSIONS. THE DEAD BATTERY WAS SWAPPED FOR A CHARGED BATTERY. AFTER APPROXIMATELY 30 SECONDS OF COMPRESSIONS THE PLATFORM STOPPED WORKING WITHOUT WARNING. THE YELLOW TRIANGLE INDICATOR LED WAS FLASHING. THE CUSTOMER TRIED TO TROUBLESHOOT BY TURNING THE PLATFORM ON AND OFF. THE PLATFORM WORKED FOR A BRIEF PERIOD OF TIME, THEN STOPPED AGAIN. MANUAL CPR WAS PERFORMED FOR 5-10 MINUTES UNTIL ARRIVAL AT THE HOSPITAL, DURING WHICH THE PLATFORM WAS POWERED ON AND OFF THREE TIMES. ONCE AT THE HOSPITAL, THE PLATFORM WAS TURNED BACK ON, AND IT PERFORMED WELL FOR 10-15 MINUTES UNTIL TERMINATION OF RESUSCITATION. PER THE CUSTOMER, THERE IS CAUSE FOR A POSSIBLE OVERHEAT OR EVEN A FAULTY BATTERY. NO IMPACT OR CONSEQUENCE TO THE PATIENT.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 23984237 ↗
• MalfunctionJan 5, 2026Battery Problem

  DURING THE SHIFT CHECK, THE AUTOPULSE LI-ION BATTERY (SN (B)(6) WAS OBSERVED TO BE SWOLLEN, WHICH MADE INSERTION INTO THE AUTOPULSE PLATFORM DIFFICULT. THE CHARGER SHOWED A CHARGED/READY STATUS WITH NO FAILURE INDICATED AFTER THE CHARGE ATTEMPT. WHEN THE BATTERY STATUS BUTTON WAS PRESSED, THE GREEN LEDS LIT, CONFIRMING A FULL CHARGE. THE PLATFORM WAS CONFIRMED TO BE FUNCTIONAL WHEN USED WITH ANOTHER BATTERY. NO PATIENT INVOLVEMENT.

  Patient problems: Insufficient Information

  MAUDE report 23954679 ↗
• MalfunctionDec 29, 2025Battery Problem; Battery Problem

  WHEN USING THE AUTOPULSE NXT PLATFORM (SN (B)(6) FOR PATIENT CARE FOR OVER 20 MINUTES, THE NXT PLATFORM ABRUPTLY STOPPED COMPRESSIONS, WITH ONE GREEN LED REMAINING ON THE NXT BATTERY, AND THE NXT PLATFORM DISPLAYED AN ALERT YELLOW TRIANGLE INDICATOR. AFTER THE NXT BATTERY WAS REPLACED WITH A SECONDARY ONE, COMPRESSIONS BY THE AUTOPULSE NXT PLATFORM RESUMED BUT STOPPED ABRUPTLY ONCE AGAIN WITHIN TWO MINUTES OF THE BATTERY CHANGEOUT. THE SECOND NXT BATTERY SHOWED THREE GREEN LEDS DURING THE TROUBLESHOOTING OF THE SECOND FAILURE, AND THE ALERT YELLOW TRIANGLE INDICATOR WAS ILLUMINATED AGAIN ON THE NXT PLATFORM. THE PATIENT'S STATUS INFORMATION WAS REQUESTED, BUT THE CUSTOMER DID NOT PROVIDE A RESPONSE.

  Patient problems: Insufficient Information

  MAUDE report 23918483 ↗
• MalfunctionOct 15, 2025Battery Problem; Battery Problem

  THE CUSTOMER REPORTED THE AUTOPULSE NXT LI-ION BATTERY SN (B)(6) STOPPED FUNCTIONING DURING A CALL. NO FURTHER INFORMATION WAS AVAILABLE. PATIENT'S STATUS INFORMATION WAS REQUESTED BUT THE CUSTOMER DID NOT PROVIDE A RESPONSE.

  Patient problems: Insufficient Information

  MAUDE report 23306211 ↗
• MalfunctionSep 9, 2025Use of Device Problem; Use of Device Problem

  DURING PATIENT USE, THE FINGER RING OF THE AUTOPULSE NXT BATTERY (SN (B)(6) BROKE, AND THE BATTERY COULD NOT BE REMOVED. THE CREW SWITCHED TO MANUAL CPR. NO CONSEQUENCES OR IMPACT TO THE PATIENT.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 23012278 ↗
• MalfunctionAug 9, 2025Battery Problem; Battery Problem

  THE CUSTOMER REPORTED THAT THE AUTOPULSE NXT PLATFORM (SN (B)(6) FAILED TO TURN ON AFTER SWAPPING THE NXT BATTERY #1 DURING THE PATIENT RESCUE. AFTER NXT BATTERY #1 WAS DEPLETED MID-RESCUE, THE CREW SWAPPED IT WITH NXT BATTERY #2, BUT THE PLATFORM DID NOT POWER ON. THE ALERT YELLOW TRIANGLE INDICATOR WAS FLASHING, AND NO FAN SOUND WAS HEARD. NO PATIENT DATA AVAILABLE. THE CREW WAS UNABLE TO REPRODUCE THE ISSUE WITH THEIR 3 NXT BATTERIES ONCE THEY RETURNED TO THE SITE. IT IS UNKNOWN WHICH OF THE THREE NXT BATTERIES WAS USED DURING THE REPORTED EVENT. THE NXT PLATFORM AND BATTERIES WERE FUNCTIONING AS INTENDED.

  Patient problems: Insufficient Information

  MAUDE report 22766354 ↗
• MalfunctionJul 7, 2025Battery Problem; Battery Problem

  THE CUSTOMER INITIALLY REPORTED THAT THEIR AUTOPULSE NXT BATTERIES EITHER DO NOT HOLD A FULL CHARGE OR ARE BEING DRAINED BY THE NXT UNIT ITSELF. THE CUSTOMER STATED THAT DURING A RECENT PATIENT CALL, A FULLY CHARGED NXT BATTERY (SN (B)(6)) WAS INSERTED INTO THE AUTOPULSE NXT PLATFORM, BUT IT HAD ALREADY DROPPED TO HALF CHARGE. WHEN THE CREW ATTEMPTED TO REPLACE IT, THE SECOND NXT BATTERY TAKEN FROM THE SHELF WAS FOUND TO BE COMPLETELY DEPLETED. LATER, THE CUSTOMER CLARIFIED THAT THEY WOULD BE SENDING ONLY NXT BATTERY SN (B)(6) FOR INVESTIGATION, AS THIS IS THE ONLY BATTERY SHOWING ISSUES. THE REMAINING BATTERIES HOLD A FULL CHARGE AND NOW APPEAR TO BE FUNCTIONING NORMALLY. THE CUSTOMER CONFIRMED THAT THERE WERE NO ADVERSE EFFECTS ON THE PATIENT, AS THEY HAD THREE NXT BATTERIES AVAILABLE AND WERE ABLE TO REPLACE THE PROBLEMATIC ONE WITH A FULLY CHARGED BATTERY.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 22421459 ↗
• MalfunctionJun 25, 2025Battery Problem; Battery Problem

  THE CUSTOMER REPORTED THE AUTOPULSE NXT LI-ION BATTERY (SN (B)(6) NO LONGER CHARGES IN THE AUTOPULSE NXT CHARGER. THE CHARGER IS ABLE TO SUCCESSFULLY CHARGE THE OTHER BATTERIES IN BOTH BAYS WITHOUT ANY PROBLEMS. WHEN THE STATUS BUTTON ON THE BATTERY IS PRESSED, THE BATTERY DISPLAYS 4 GREEN LEDS. IT IS UNKNOWN WHICH COLOR LED WAS DISPLAYED ON THE NXT CHARGER DURING/AFTER THE CHARGING ATTEMPT. UNFORTUNATELY, THE BATTERY ONLY LASTS 10 MINUTES IN USE, WHICH IS NOT SATISFACTORY DURING A RESUSCITATION. THE AUTOPULSE NXT PLATFORM FAILED DURING A RESUSCITATION. THE CREW SWITCHED THE BATTERY TO CONTINUE THE CALL USING THE SAME PLATFORM. THE PLATFORM IS PERFORMING AS INTENDED USING OTHER BATTERIES. NO IMPACT OR CONSEQUENCE TO THE PATIENT.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 22333135 ↗

Other Zoll Circulation, Inc. products

• AutoPulseResuscitation System46 models · 5,067 reports
• LifeBand Load-distributing Band9 models · 261 reports
• AutoPulse NXT Resuscitation System3 models · 138 reports · 1 recall