MiniMed® 530G MMT-751LNAP (UDI 00643169507777)Recalls & reported problems

Summary

The FDA's MAUDE database contains 929 adverse event reports that list this exact device (DI 00643169507777), received between May 12, 2017 and Oct 5, 2020 — classified as 5 deaths, 365 injuries, 559 malfunctions.

The most frequently reported specific device problem is “Mechanical Problem” (150 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 929 reports, in the reporter's own words as published by the FDA.

• MalfunctionOct 5, 2020Patient Device Interaction Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE RETAINER RING WAS DAMAGED. CUSTOMER STATED THAT THE INSULIN PUMP HAD COSMETIC DAMAGE. CUSTOMER STATED THAT THE RESERVOIR AND INSULIN PUMP DOES NOT SHOW SIGNS OF DAMAGE. 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 10625115 ↗
• MalfunctionAug 21, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD MOTOR ERROR ALARM. CUSTOMER STATED DRIVE SUPPORT CAP APPEARS NORMAL. CUSTOMER STATED THEY WERE ABLE TO CLEAR THE ALARM AND THEY WERE ABLE TO REWIND INSULIN PUMP. CUSTOMER WAS PERFORMED DISPLACEMENT TEST AND IT WAS PASSED. TROUBLESHOOTING WAS PERFORMED. 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 10436252 ↗
• MalfunctionAug 11, 2020No Display/Image; Display or Visual Feedback Problem; Use of Device Problem; Obstruction of Flow; Battery Problem; Insufficient Device Problem Information; Patient Device Interaction Problem; No Display/Image; Display or Visual Feedback Problem; Use of Device Problem; Obstruction of Flow; Battery Problem; Insufficient Device Problem Information; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD ERROR CODE AND HA LOCKED UP, BECAME UNRESPONSIVE. CUSTOMER STATED INSULIN PUMP HAD DIMINISHED BATTERY LIFE, BATTERIES LASTING LESS THAN A WEEK. CRACK AT THE BOTTOM, BACK LIGHT WAS DIM, NO DELIVERY ALARM, LOST SETTING, BATTERY OUT LESS THAN FIVE MIN. TIME AND DATE DID RESET. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL NOT RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10389810 ↗
• MalfunctionAug 3, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT INSULIN PUMP HAD MOTOR ERROR ALARM. 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 10355784 ↗
• MalfunctionJul 30, 2020Mechanical Problem; Obstruction of Flow; Mechanical Problem; Obstruction of Flow

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE CUSTOMER RECEIVED UNEXPLAINED NO DELIVERY ALARMS. THE ALSO REPORTED THAT THE INSULIN PUMP RECEIVED A MOTOR ERROR ALARM. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE PUMP WILL NOT BE RETURNED FOR ANALYSIS. NO PRODUCT IS EXPECTED TO RETURN FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10342882 ↗
• MalfunctionJul 27, 2020No Display/Image; No Display/Image

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

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10327592 ↗
• MalfunctionJul 27, 2020Device Difficult to Program or Calibrate; Obstruction of Flow; Device Difficult to Program or Calibrate; Obstruction of Flow

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD UNRESPONSIVE BUTTONS AND UNEXPLAINED NO DELIVERY ALARMS. 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 10325095 ↗
• MalfunctionJul 23, 2020Mechanical Problem; Device Difficult to Program or Calibrate; Patient Device Interaction Problem; Mechanical Problem; Device Difficult to Program or Calibrate; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE BUTTONS WERE HARD TO PRESS. THE CUSTOMER STATED THAT THE CLIP ON BACK OF INSULIN PUMP WAS BROKE AND INSULIN PUMP WAS SLOWER REWINDS, REWINDS LOUDER WHEN THEY WERE REALLY SLOW. 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 10312669 ↗
• MalfunctionJul 21, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT INSULIN PUMP HAD MOTOR ERROR ALARMS. 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 10300732 ↗
• MalfunctionJul 8, 2020Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT ACT BUTTON OF INSULIN PUMP WAS STICKY AND HAD TO PRESSED HARDER FOR RESPONSE. 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 10244762 ↗
• MalfunctionJul 8, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD INSULIN PUMP ERROR ALARM. TROUBLESHOOTING WAS DONE FOR INSULIN PUMP ERROR ALARM. CUSTOMER WAS ABLE TO CLEAR THE ALARM BUT UNABLE TO REWIND INSULIN PUMP. 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 10244629 ↗
• MalfunctionJun 25, 2020Device Difficult to Program or Calibrate; Battery Problem; Patient Device Interaction Problem; Device Difficult to Program or Calibrate; Battery Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE ACT KEY MAINLY AND THE OTHER KEYS WERE NOT RESPONDING WELL. THE CUSTOMER ALSO STATED THAT THE INSULIN PUMP HAD DIMINISHED BATTERY LIFE AND HAD TO CHANGE BATTERIES MUCH MORE OFTEN AND SCRATCHES ON THE SCREEN, HAD TO PRESS AND HOLD DOWN BUTTONS. 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 10193992 ↗
• MalfunctionJun 24, 2020Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP BUTTONS WERE STUCK AND NON-RESPONSIVE. 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 10187279 ↗
• MalfunctionJun 22, 2020Mechanical Problem; Material Integrity Problem; Mechanical Problem; Material Integrity Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A MOTOR ERROR. THE CUSTOMER STATED THAT BATTERY CAP WORN AND HARD TO OPEN USING A COIN. 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 10178221 ↗
• MalfunctionJun 18, 2020Device Difficult to Program or Calibrate; Patient Device Interaction Problem; Device Difficult to Program or Calibrate; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE ALL BUTTONS ON INSULIN PUMP WERE HARD TO PRESS AND SCRATCHES ON THE SCREEN GOING ALL THE WAY ACROSS TOP TO BOTTOM OF SCREEN. 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 10166073 ↗
• MalfunctionJun 17, 2020Connection Problem; Patient Device Interaction Problem; Connection Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT RESERVOIR LIP RING WAS LOOSE. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE CUSTOMER WAS ASSISTED WITH TROUBLESHOOTING. CUSTOMER STATED THAT RESERVOIR UNABLE TO LOCK IN PLACE WHEN INSERTED INTO INSULIN PUMP. THE DEVICE WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10162067 ↗
• MalfunctionMay 18, 2020Device Difficult to Program or Calibrate; Power Problem; Device Difficult to Program or Calibrate; Power Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE BUTTON'S WERE HARD TO PRESS AND INSULIN PUMP REJECTED NEW BATTERIES. 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 10064750 ↗
• MalfunctionMay 11, 2020Patient Device Interaction Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE RESERVOIR LIP RING WAS BROKEN AND MISSING. THE CUSTOMER STATED THAT THE RESERVOIR WAS STILL SCREWS IN. 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 10041844 ↗
• MalfunctionMay 9, 2020Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD BUTTON ERROR. CUSTOMER STATED THEY PRESS ACT BUTTON AND NOT DO ANYTHING. 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 10041436 ↗
• MalfunctionMay 7, 2020No Display/Image; No Display/Image

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD BLANK DISPLAY. CUSTOMER STATED THAT THE CONTACTS ON THE BATTERY CAP WERE NOT MISSING OR DAMAGED. CUSTOMER ALSO STATED BATTERY COMPARTMENT WAS NEITHER DAMAGED NOR CORRODED. CUSTOMER STATED THE DISPLAY DID NOT RETURN. 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 10031551 ↗
• InjuryMay 5, 2020Mechanical Problem; No Apparent Adverse Event; Mechanical Problem; No Apparent Adverse Event

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEY EXPERIENCED THE HIGH BLOOD GLUCOSE OF 500 MG/DL AND INSULIN PUMP HAD MOTOR ERROR ALARM. THE CUSTOMER REPORTED THAT THEY WERE ABLE TO REWOUND THE INSULIN PUMP. THE CUSTOMER REPORTED THAT DRIVE SUPPORT CAP WAS NORMAL. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 10023859 ↗
• MalfunctionApr 29, 2020Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP WAS NOT WORKING. THE CUSTOMER HEARS A BEEP AND THE KEYPADS WAS NOT RESPONDING. 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 10008539 ↗
• MalfunctionApr 28, 2020Obstruction of Flow; Patient Device Interaction Problem; Obstruction of Flow; Patient Device Interaction Problem

  CUSTOMER REPORTED VIA PHONE CALL UNEXPLAINED NO DELIVERY ALARMS AND SCRATCHES ON THE DISPLAY SCREEN OF THE INSULIN PUMP. TROUBLESHOOTING WAS NOT PERFORMED. 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 10006269 ↗
• MalfunctionApr 28, 2020Patient Device Interaction Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE BATTERY COMPARTMENT HAD BROKEN PIECES. 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 10003782 ↗
• MalfunctionApr 24, 2020Device Difficult to Program or Calibrate; Obstruction of Flow; Patient Device Interaction Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT INSULIN PUMP'S BUTTONS WERE STICKING. CUSTOMER REPORTED THAT INSULIN PUMP RECEIVED RANDOM NO DELIVERY ALARM AND PAD ON BOTTOM OF INSULIN PUMP CAME OFF. 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 9997440 ↗

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