MiniMed® 530G MMT-751PNASRecalls & reported problems

Summary

The FDA's MAUDE database contains 114 adverse event reports that list this exact device (DI 00643169507357), received between Jun 6, 2017 and Aug 11, 2020 — classified as 5 deaths, 41 injuries, 68 malfunctions.

The most frequently reported specific device problem is “Device Displays Incorrect Message” (17 reports).

2 other recalls cover devices cleared under the same FDA submission (P120010); they may or may not involve this specific model.

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

Recent adverse event reports

The 25 most recent of 114 reports, in the reporter's own words as published by the FDA.

• DeathAug 11, 2020Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

  IT WAS REPORTED VIA PHONE CALL THAT THE CUSTOMER PASSED AWAY IN HOSPITAL. THE CUSTOMER WAS HOSPITALIZED ON AN UNKNOWN DATE. THE CAUSE OF DEATH WAS CARDIAC ARREST. THE CALLER STATED THAT THE CUSTOMER HAD NO OTHER ILLNESSES THAT MAY HAVE LED TO THE CUSTOMER'S PASSING. THE CUSTOMER¿S BLOOD GLUCOSE WAS 500 MG/DL AT THE TIME OF ADMISSION. THE CUSTOMER WAS WEARING THE INSULIN PUMP AT THE TIME OF DEATH. THE CUSTOMER WAS NOT USING SENSORS. THE CUSTOMER WAS VOMITING A DAY BEFORE PASSING. THE CALLER AGREED TO RETURN THE INSULIN PUMP FOR ANALYSIS.

  Patient problems: Death; Hyperglycemia

  MAUDE report 10389742 ↗
• InjuryJul 28, 2020Mechanical Problem; Mechanical Problem

  THE CUSTOMER WAS REPORTED VIA PHONE CALL THAT, THE CUSTOMER HAD HIGH BLOOD GLUCOSE. THE BLOOD GLUCOSE AT THE TIME OF THE INCIDENT WAS 500 MG/DL. THE CUSTOMER ALSO STATED THAT, THE INSULIN PUMP HAD MOTOR ERROR ALARM AND WAS ABLE TO CLEAR THE ALARM AND REWIND THE INSULIN PUMP. THE DRIVE SUPPORT CAP APPEARS TO BE NORMAL. THE CUSTOMER STATED THAT, THE CUSTOMER HAD ISSUES WITH EXTREME HIGH OR LOW BUT HE HAS BEEN FEELING NOT WELL. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 10331080 ↗
• MalfunctionApr 16, 2020Display or Visual Feedback Problem; Mechanical Problem; Device Difficult to Program or Calibrate; Power Problem; Display or Visual Feedback Problem; Mechanical Problem; Device Difficult to Program or Calibrate; Power Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE BUTTONS OF THE INSULIN PUMP WERE HARDER TO PRESS AND SLOWER IN RESPONSE. CUSTOMER ALSO STATED THAT THE INSULIN PUMP HAD FAILED BATTERY TESTS AND REWINDING OF THE INSULIN PUMP WAS LITTLE SLOW. BACKLIGHT OF THE INSULIN PUMP WAS DIMMER. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9966238 ↗
• MalfunctionApr 4, 2020No Display/Image; Patient Device Interaction Problem; No Display/Image; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A BLANK DISPLAY. THE CUSTOMER STATED THE DISPLAY WAS NOT RETURNED. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9925818 ↗
• MalfunctionMar 18, 2020Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE KEYPAD DID STICK CREATING ISSUES WITH PROGRAMMING, CHANGING THE RESERVOIR AND PRIMING NONE OF WHICH ARE EVEN CLOSE TO BEING ACCEPTABLE. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9846163 ↗
• MalfunctionFeb 27, 2020Adverse Event Without Identified Device or Use Problem; No Apparent Adverse Event; Adverse Event Without Identified Device or Use Problem; No Apparent Adverse Event

  THE CUSTOMER¿S WIFE REPORTED VIA PHONE CALL THAT THEY WERE EMERGENCY ROOM DUE TO HIGH BLOOD GLUCOSE ON (B)(6) 2020 WITH BLOOD GLUCOSE LEVEL WAS MORE THAN 1000 MG/DL. THE CUSTOMER WAS ASSISTED WITH TROUBLESHOOTING. CUSTOMER STATED THAT WHILE AT THE HOSPITAL THEY FOUND OUT THAT HE HAD PNEUMONIA AS WELL SO THAT WAS TREATED TOO BUT WHEN THEY ARRIVED AT THE HOSPITAL. THE CUSTOMER WAS TREATED WITH MEDICINE FOR HIGH BLOOD GLUCOSE AND PNEUMONIA. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia; Pneumonia

  MAUDE report 9760367 ↗
• MalfunctionDec 18, 2019Device Alarm System; Mechanical Problem; Obstruction of Flow; Battery Problem; Patient Device Interaction Problem; Device Alarm System; Mechanical Problem; Obstruction of Flow; Battery Problem; Patient Device Interaction Problem

  CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP HAD MOTOR ERROR ALARM. CUSTOMER BLOOD GLUCOSE VALUE WAS UNKNOWN. CUSTOMER STATED THAT SCREEN OF INSULIN PUMP WAS SCUFF. CUSTOMER ALSO STATED THAT THEY DID NOT FEEL THE VIBRATION OF INSULIN PUMP AND LOTS OF TIME RECEIVED NO DELIVERY ALERTS. DEVICE WILL NOT RETURN FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9486305 ↗
• MalfunctionDec 5, 2019Failure to Cycle; Obstruction of Flow; Material Integrity Problem; Failure to Cycle; Obstruction of Flow; Material Integrity Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN WAS SQUIRTED FROM INSULIN PUMP, SMALL CRACK ON THE BATTERY CAP AND HAD NO DELIVERY ALARM. CUSTOMER'S BLOOD GLUCOSE VALUE WAS UNKNOWN. CUSTOMER DECLINED TO REPORT TO 24 HOURS TECHNICAL SUPPORT DEPARTMENT. THE DEVICE WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9414875 ↗
• MalfunctionNov 10, 2019Mechanical Problem; Device Difficult to Program or Calibrate; Battery Problem; Mechanical Problem; Device Difficult to Program or Calibrate; Battery Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEY INSULIN PUMP BUTTON WAS LESS RESPONSIVE. CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS UNKNOWN. CUSTOMER REPORTED THAT THE INSULIN PUMP DIMINISHED BATTERY LIFE, BATTERY NOT LASTING 7 DAYS AND SLOWER AND LOUDER IN REWIND. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9302909 ↗
• MalfunctionOct 31, 2019Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  THE CUSTOMER REPORTED VIA PHONE CALL THAT INSULIN PUMP BUTTONS WAS NOT WORKING. THE BLOOD GLUCOSE LEVEL WAS UNKNOWN. THE CUSTOMER WAS ADVISED TO DISCONTINUE USE OF THE PUMP AND REVERT TO A BACK-UP PLAN PER HEALTH CARE PROFESSIONAL INSTRUCTION. THE DEVICE WILL NOT BE RETURNED FOR THE ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9259434 ↗
• MalfunctionOct 29, 2019Mechanical Problem; Device Difficult to Program or Calibrate; Patient Device Interaction Problem; Mechanical Problem; Device Difficult to Program or Calibrate; Patient Device Interaction Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP HAD KEYPAD ANOMALY. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS UNKNOWN. THE CUSTOMER REPORTED THAT THE SCRATCHES ACROSS THE SCREEN AND THE BUTTONS WERE INCREASINGLY DIFFICULT TO PUSH. IT WAS REPORTED THAT EVERY NOW AND THEN THERE WILL BE A MISSED DELIVERY AND THE PUMP FAILED A COUPLE YEARS AGO FOR A MECHANICAL ERROR. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9248689 ↗
• MalfunctionSep 20, 2019Mechanical Problem; Mechanical Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP HAD PUMP ERROR WHEN RE PRIMING. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS UNKNOWN AT THE TIME OF THE INCIDENT. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9096784 ↗
• MalfunctionSep 12, 2019Failure to Cycle; Display or Visual Feedback Problem; Battery Problem; Power Problem; Failure to Cycle; Display or Visual Feedback Problem; Battery Problem; Power Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT INSULIN PUMP SCREEN WAS SCRATCHED AND HARD TO READ. CUSTOMER¿S BLOOD GLUCOSE WAS UNKNOWN AT THE TIME OF INCIDENT. CUSTOMER STATED THAT THE INSULIN WAS SQUIRTING OUT WHILE PRIMING. INSULIN PUMP REJECTED NEW BATTERIES. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9002530 ↗
• DeathSep 10, 2019Appropriate Device Problem Term/Code Not Available; Appropriate Device Problem Term/Code Not Available

  IT WAS REPORTED VIA PHONE CALL THAT THE CUSTOMER PASSED AWAY IN AN UNKNOWN LOCATION. THE CAUSE OF DEATH WAS AT FIRST REPORTED AS ACCIDENTAL DUE TO INTERNAL BLEEDING, AFTER A FALL AND HEAD INJURY. THE CALLER STATED THAT THE CUSTOMER EXPERIENCED LOW BLOOD GLUCOSE TWICE BEFORE PASSING. THE FIRST TIME THEY TRIED TO GET OUT OF BED TO TREAT AND TWISTED HER ANKLES, AND THE SECOND TIME, THE CUSTOMER FELL, HIT HER HEAD, AND PASSED AWAY AFTER 2 DAYS. THE CALLER STATED THAT THE PUMP MAY HAVE BEEN THE CAUSE OF THE CUSTOMER LOW AND ULTIMATELY THEIR PASSING. THE CUSTOMER DID NOT STATE WHETHER THE CUSTOMER HAD ANY OTHER ILLNESSES THAT MAY HAVE LED TO THE CUSTOMER'S PASSING. THE CUSTOMER¿S BLOOD GLUCOSE WAS UNKNOWN AT THE TIME OF DEATH. THE CUSTOMER WAS MOST LIKELY WEARING THE INSULIN PUMP AT THE TIME OF DEATH. IT IS UNKNOWN IF THE CUSTOMER WAS USING SENSORS. THE CALLER DECLINED PROVIDING MORE INFORMATION ABOUT THE CUSTOMER'S PASSING. THE CALLER STATED THAT MEDTRONIC SHOULD EXPECT CONTACT FROM THEIR ATTORNEY ABOUT THE CUSTOMER'S DEATH. THE CALLER DECLINED TO RETURN THE INSULIN PUMP FOR ANALYSIS.

  Patient problems: Death; Hypoglycemia

  MAUDE report 8978454 ↗
• MalfunctionAug 30, 2019Display or Visual Feedback Problem; Moisture or Humidity Problem; Patient Device Interaction Problem; Display or Visual Feedback Problem; Moisture or Humidity Problem; Patient Device Interaction Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE SCREEN GOT DULL AND CAN NO LONGER SEE THE SCREEN. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS UNKNOWN. THERE WAS A HAIRLINE CRACK ON THE BOTTOM OF THE SCREEN AND THERE WAS CONDENSATION OF WATER INSIDE THE SCREEN. THE CUSTOMER REPORTED THAT THE LIGHT GOT DIMMED AND SCREEN GOT TO A POINT THAT IT WAS VERY HARD TO READ UNTIL IT SCREEN GOT DARK. THE CUSTOMER WAS NOT ABLE TO PERFORM SELF TEST. THE CUSTOMER WAS ADVISED TO DISCONTINUE USE OF THE INSULIN PUMP AND TO REVERT TO THE BACK-UP PLAN. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 8948558 ↗
• InjuryAug 2, 2019Loss of Data; No Apparent Adverse Event; Loss of Data; No Apparent Adverse Event

  CUSTOMER REPORTED VIA PHONE CALL THAT THEY EXPERIENCED HIGH BLOOD GLUCOSE LEVEL OF 500 MG/DL. THE CUSTOMER WAS TREATED WITH SYRINGE . CUSTOMER DECLINED TO TROUBLESHOOT FOR HIGH READINGS. THE DEVICE SETTINGS WERE NOT CORRECT. CUSTOMER ALSO STATED THAT INSULIN PUMP HAD PUMP ERROR ALARM BUT CUSTOMER WAS ABLE TO CLEAR THE ALARM AND ABLE TO COMPLETE REWIND. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS. FRN-MMT-332-RSVR, OZO-MMT-7008-SNSR, UNOMED INF SET.

  Patient problems: Blood Loss; Hyperglycemia

  MAUDE report 8855056 ↗
• MalfunctionJul 26, 2019Premature Discharge of Battery; No Display/Image; Premature Discharge of Battery; No Display/Image

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP HAD UNEXPECTED RESTART, A COLD RESET WAS PERFORMED. . CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS 139 MG/DL. CUSTOMER STATED THAT THE BATTERY COMPARTMENT AND THE SPRING WAS NEITHER DAMAGED NOR CORRODED. CUSTOMER REPORTED THAT THEY WERE ABLE TO CLEAR THE ALARM BUT WAS NOT ABLE TO REWIND THE INSULIN PUMP. CUSTOMER ALSO REPORTED BLANK DISPLAY BUT THE DISPLAY RETURNED. THE DEVICE WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 8829752 ↗
• MalfunctionJul 25, 2019Device Alarm System; Patient Device Interaction Problem; Device Alarm System; Patient Device Interaction Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT INSULIN PUMP HAD HARD TIME TO HEARING ALARMS, SCRATCHES ON SCREEN. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS UNKNOWN AT THE TIME OF THE INCIDENT. CUSTOMER DECLINED TROUBLESHOOTING. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 8827068 ↗
• MalfunctionJul 23, 2019Device Difficult to Program or Calibrate; Patient Device Interaction Problem; Device Difficult to Program or Calibrate; Patient Device Interaction Problem

  CUSTOMER REPORTED VIA PHONE CALL THAT BUTTONS WERE WORN AND ACT OR ESCAPE BUTTON HAS TO PUSH THREE TIME TO RESPOND. CUSTOMER¿S BLOOD GLUCOSE WAS UNKNOWN. CUSTOMER STATED THAT INSULIN PUMP¿S SCREEN WAS LIGHTLY SCRATCHED AND INSULIN PUMP WAS WORKING FINE. INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 8814749 ↗
• InjuryJul 8, 2019Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEY EXPERIENCED LOW BLOOD GLUCOSE. THE CUSTOMER¿S BLOOD GLUCOSE LEVELS WERE 40 MG/DL AND 130MG/DL. CUSTOMER REPORTED THAT DID RECEIVE A CALIBRATION NOT ACCEPTED ALERT. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Hypoglycemia

  MAUDE report 8766259 ↗
• MalfunctionJul 2, 2019Device Difficult to Program or Calibrate; Patient Device Interaction Problem; Device Difficult to Program or Calibrate; Patient Device Interaction Problem

  CUSTOMER REPORTED VIA PHONE CALL THAT INSULIN PUMP¿S SCREEN HAS SCRATCHES SCROLLING UP AND DOWN, PATIENT CANNOT READ THE DATA HAS TO SCROLL READ AND TILT TO READ. CUSTOMER¿S BLOOD GLUCOSE WAS UNKNOWN AT TIME OF INCIDENT. CUSTOMER STATED THAT THEY HAD TO DOUBLE PRESS BUTTONS TO GET A RESPONSE FROM INSULIN PUMP AND INSULIN PUMP MISSED A BOLUS MULTIPLE TIMES. INSULIN PUMP WILL NOT BE RETURN FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 8751743 ↗
• MalfunctionJun 3, 2019Mechanical Problem; Device Difficult to Program or Calibrate; Mechanical Problem; Device Difficult to Program or Calibrate

  CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP RECEIVED MOTOR ERROR ALARM AND BUTTON HAD HARD TO PRESS. CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS UNKNOWN. THE DEVICE WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 8661808 ↗
• InjuryMay 18, 2019Adverse Event Without Identified Device or Use Problem; No Apparent Adverse Event; Adverse Event Without Identified Device or Use Problem; No Apparent Adverse Event

  CUSTOMER REPORTED VIA PHONE CALL THAT THE CUSTOMER EXPERIENCED HYPERGLYCEMIA. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS OVER 500 MG/DL AT THE TIME OF INCIDENT. THE CUSTOMER DECLINED TROUBLESHOOTING WITH HIGH BLOOD GLUCOSE LEVEL. THE CUSTOMER WAS TREATED WITH INSULIN FOR HIGH BLOOD GLUCOSE LEVEL. CUSTOMER EXPERIENCED BLOOD GLUCOSE VALUES SUCH AS 347 MG/DL AND 300 MG/DL. THE DEVICE WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 8622315 ↗
• MalfunctionMay 16, 2019Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE BUTTONS WERE NOT RESPONDING. CUSTOMER¿S BLOOD GLUCOSE WAS UNKNOWN AT THE TIME OF INCIDENT. CUSTOMER STATED THAT THE TIME WAS ADVANCING. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 8615079 ↗
• MalfunctionApr 30, 2019Device Difficult to Program or Calibrate; Obstruction of Flow; Device Difficult to Program or Calibrate; Obstruction of Flow

  THE CUSTOMER REPORTED VIA PHONE CALL THAT ACT BUTTON WAS NOT RESPONDING. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS UNKNOWN. THE CUSTOMER REPORTED THAT THE INSULIN PUMP HAD NO DELIVERY ALARM. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 8563425 ↗

Recalls under the same FDA submission

These recalls involve devices cleared under P120010. One submission often covers many models, so check the product and lot details in each record.

• Z-1751-2026 · Feb 13, 2026 · Open, Classified
  MiniMed 530G Insulin Pump (MMT-551, MMT-751)
• Z-2544-2014 · Mar 13, 2014 · Terminated
  Medtronic MiniMed Paradigm Insulin Infusion Pumps, Paradigm models: MMT-511, MMT-512, MMT-712, MMT-712E, MMT-515, MMT-715, MMT-522, MMT-522K, MMT-722, MMT-722K, MMT-523, MMT-523K