MiniMed® 530G MMT-751LNAL (UDI 00643169933200)Recalls & reported problems

Summary

The FDA's MAUDE database contains 205 adverse event reports that list this exact device (DI 00643169933200), received between Dec 28, 2017 and Nov 29, 2023 — classified as 78 injuries, 127 malfunctions.

The most frequently reported specific device problem is “Device Difficult to Program or Calibrate” (42 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 205 reports, in the reporter's own words as published by the FDA.

• MalfunctionNov 29, 2023Battery Problem; Battery Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE CUSTOMER REPORTED THAT THE PUMP GAVE A LOW BATTERY ALARM A DAY AFTER NEW BATTERY WAS INSERTED. TROUBLESHOOTING WAS PERFORMED. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE DEVICE WAS RETURNED FOR FAILURE ANALYSIS.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 18226494 ↗
• MalfunctionOct 14, 2020Mechanical Problem; Priming Problem; Mechanical Problem; Priming Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A RECURRING MOTOR ERROR ALARM DURING BOLUS. CUSTOMER WAS ABLE TO CLEAR THE ALARM AND COMPLETE THE REWIND PROCESS BUT WAS UNABLE TO PRIME. 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 10679954 ↗
• MalfunctionOct 13, 2020No Display/Image; Display or Visual Feedback Problem; No Display/Image; Display or Visual Feedback Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A BLANK DISPLAY AND FROZEN DISPLAY AFTER INSTALLING A NEW BATTERY. THE CUSTOMER WAS ASSISTED WITH TROUBLESHOOTING AND THE DISPLAY DID NOT RETURN. CUSTOMER STATED THAT THE DISPLAY WAS NOT BLANK LESS THAN 30 SECONDS AND DID NOT RETURN. CUSTOMER STATED THAT THE CONTACTS ON THE BATTERY CAP WERE NOT MISSING OR DAMAGED. CUSTOMER STATED THAT THE BATTERY COMPARTMENT WAS NEITHER DAMAGED NOR CORRODED ALSO THE SPRING WAS NEITHER DAMAGED NOR CORRODED. THE DISPLAY DID NOT RETURN AFTER INSULIN PUMP RESTART. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE DEVICE WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10673136 ↗
• MalfunctionJul 21, 2020Failure to Cycle; Failure to Cycle

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD COMPROMISED FORCE SENSOR ALERT DURING PRIMING. DRIVE SUPPORT CAP WAS FLUSH. 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 10301807 ↗
• MalfunctionJul 14, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD MOTOR ERROR ALARM. CUSTOMER WAS ASSISTED WITH CLEARING THE ALARM. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE DEVICE WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10269029 ↗
• MalfunctionJun 22, 2020Battery Problem; Patient Device Interaction Problem; Battery Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE SCREEN SCRATCHED UP AND HARDER TO READ. THE CUSTOMER ALSO STATED THAT THE INSULIN PUMP HAD REJECTED BRAND 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 10178185 ↗
• MalfunctionMay 22, 2020Display or Visual Feedback Problem; Insufficient Flow or Under Infusion; Power Problem; Display or Visual Feedback Problem; Insufficient Flow or Under Infusion; Power Problem

  INFORMATION RECEIVED BY MEDTRONIC THAT THE CUSTOMER DID NOT THINK THEY GET INSULIN ON LOW RESERVOIR. 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 10081679 ↗
• MalfunctionApr 24, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THEIR INSULIN PUMP HAD MOTOR ERROR. CUSTOMER DID NOT RECEIVED MOTOR POSITION ENCODER ERROR. CUSTOMER REPORTED THE DRIVE SUPPORT CAP APPEARS WAS NORMAL. CUSTOMER STATED THE INSULIN PUMP WAS NOT EXPOSED TO A HIGH MAGNETIC FIELD. CUSTOMER WAS ABLE TO SUCCESSFULLY CLEAR THE ALARM AND ABLE TO COMPLETE REWIND THE INSULIN PUMP. CUSTOMER WAS PERFORMED DISPLACEMENT TEST AND TEST WAS PASSED. CUSTOMER REPORTED THAT THE MOTOR ERROR ALARM RECURRED. 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 9994564 ↗
• MalfunctionApr 15, 2020Device Difficult to Program or Calibrate; Battery Problem; Power Problem; Device Difficult to Program or Calibrate; Battery Problem; Power Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE BUTTONS WERE HARD TO PRESS AND MAKING IT DIFFICULT TO REWIND AND ALSO BUTTONS GOT STUCK. CUSTOMER ALSO REPORTED THAT 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 9962149 ↗
• MalfunctionApr 8, 2020Mechanical Problem; Obstruction of Flow; Battery Problem; Patient Device Interaction Problem; Mechanical Problem; Obstruction of Flow; Battery Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD SOME MOTOR ERROR ALARM. CUSTOMER STATED THE INSULIN PUMP HAD DIMINISHED BATTERY LIFE, SEVERAL FALSE UNEXPLAINED NO DELIVERY ALARMS AND SCRATCHES ON SCREEN AND SMALL INDENTATION. TROUBLESHOOTING WAS DECLINED. 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 9941458 ↗
• MalfunctionApr 8, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD MOTOR ERROR ALARM AFTER REWINDING THE INSULIN PUMP. CUSTOMER STATED THAT THE DRIVE SUPPORT CAP APPEARED TO BE NORMAL. CUSTOMER WAS ABLE TO SUCCESSFULLY CLEARED THE ALARM AND COMPLETED INSULIN PUMP REWIND ALSO. 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 9936885 ↗
• MalfunctionMar 19, 2020Mechanical Problem; Device Difficult to Program or Calibrate; Priming Problem; Mechanical Problem; Device Difficult to Program or Calibrate; Priming Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE BUTTONS WERE MORE DIFFICULT TO PRESS THEN WHEN SHE FIRST GOT THE INSULIN PUMP. CUSTOMER ALSO STATED THAT INSULIN PUMP WAS SLOWER AND MAKES A LOUDER NOISE DURING PRIMING PROCESS. 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 9852553 ↗
• MalfunctionMar 12, 2020Mechanical Problem; Power Problem; Mechanical Problem; Power Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD MOTOR ERROR ALARM. CUSTOMER REPORTED THAT THE DRIVE SUPPORT CAP WAS NORMAL. CUSTOMER STATED THEY DID NOT RECEIVE MOTOR POSITION ENCODER ERROR. CUSTOMER STATED THAT THE INSULIN PUMP WAS NOT EXPOSED TO HIGH MAGNETIC FIELD. THE CUSTOMER WAS ABLE TO CLEAR THE ALARM BUT UNABLE TO COMPLETE THE REWOUND PROCESS. CUSTOMER STATED THE INSULIN PUMP WAS NOT TURNING ON AND THEY RECEIVED BATTERY OUT LIMIT. CUSTOMER REPORTED THEY WERE ABLE TO CLEAR THE ALARM. 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 9822853 ↗
• MalfunctionFeb 27, 2020Mechanical Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Battery Problem; Power Problem; Mechanical Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Battery Problem; Power Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE BUTTONS WERE HARDER TO PRESS. CUSTOMER STATED THAT THE INSULIN PUMP HAD NO DELIVERY ALARMS. CUSTOMER STATED THAT THE INSULIN PUMP HAD UNUSUAL NOISES DIFFERENT FROM THE NORMAL REWIND NOISE. REWINDING WAS SLOWER. 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 9762119 ↗
• MalfunctionFeb 13, 2020Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD BUTTONS UNRESPONSIVE SOMETIMES. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE DEVICE WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9709939 ↗
• MalfunctionJan 20, 2020Device Difficult to Program or Calibrate; Power Problem; Device Difficult to Program or Calibrate; Power Problem

  CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP HAD HARDER TO PRESS AND MUST BE PRESSED MULTIPLE TIMES TO FUNCTION. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS UNKNOWN. CUSTOMER STATED THAT THE INSULIN PUMP REJECTED NEW BATTERY. THE DEVICE WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9609263 ↗
• InjuryJan 16, 2020Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  THE CUSTOMER¿S HUSBAND REPORTED VIA PHONE CALL THAT THEY WERE HOSPITALIZED DUE TO HIGH BLOOD GLUCOSE AND DIABETIC KETOACIDOSIS ON (B)(6) 2020 TO (B)(6) 2020 WITH BLOOD GLUCOSE OF 592 MG/DL AND DID NOT FEEL OKAY TO TROUBLE SHOOT. THE CUSTOMER DID EXPERIENCED THE SYMPTOMS SUCH AS NAUSEA AND VOMITING. IT WAS ALSO REPORTED THAT THE INSULIN PUMP¿S BUTTONS WERE HARD TO PRESS. CUSTOMER DECLINED TO TROUBLE SHOOTING FOR HYPERGLYCEMIA. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: Elevated Ketones/ Diabetic Ketoacidosis; Hyperglycemia; Nausea; Vomiting

  MAUDE report 9595147 ↗
• MalfunctionDec 24, 2019Mechanical Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Material Integrity Problem; Mechanical Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Material Integrity Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE LIGHT BUTTON OF INSULIN PUMP WAS STICKY. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS UNKNOWN. THE CUSTOMER STATED THAT THE INSULIN PUMP HAD UNEXPLAINED NO DELIVERY ALARMS AND BATTERY CAP WAS STUBBORN. CUSTOMER ALSO STATED THAT THE INSULIN PUMP HAD TO REWIND MORE THAN ONCE PER RESERVOIR CHANGE AND REWIND WAS LONGER. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9514397 ↗
• MalfunctionDec 23, 2019Display 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

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP HAD KEYPAD ANOMALY AND MOTOR ERROR. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS UNKNOWN. THE CUSTOMER REPORTED THAT THE BUTTONS WERE STICKY AND MOTOR ERROR. IT WAS REPORTED THAT THE INSULIN PUMP REJECTED NEW BATTERIES. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9510747 ↗
• MalfunctionDec 17, 2019Premature Discharge of Battery; Mechanical Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Battery Problem; Power Problem; Patient Device Interaction Problem; Premature Discharge of Battery; Mechanical Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Battery Problem; Power Problem; Patient Device Interaction Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE BUTTONS WERE NON RESPONSIVE AND HAD MOTOR ERROR. THE CUSTOMER'S BLOOD GLUCOSE LEVEL WAS UNKNOWN. THE CUSTOMER ALSO REPORTED THAT LOST SETTINGS DURING BATTERY CHANGE, REJECTED NEW BATTERY, UNEXPLAINED NO DELIVERY AND HAIRLINE CRACKS ON THE SCREEN. THE DEVICE WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9481049 ↗
• MalfunctionDec 17, 2019Device Difficult to Program or Calibrate; Power Problem; Patient Device Interaction Problem; Device Difficult to Program or Calibrate; Power Problem; Patient Device Interaction Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP ACT BUTTONS WAS HARDER TO PRESS. CUSTOMER'S BLOOD GLUCOSE LEVEL WAS UNKNOWN. CUSTOMER STATED THE INSULIN PUMP WHEN PLACING BATTERY WAS NOT RECOGNIZING NEW BATTERY. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9479885 ↗
• MalfunctionDec 13, 2019Device Difficult to Program or Calibrate; Patient Device Interaction Problem; Device Difficult to Program or Calibrate; Patient Device Interaction Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP SCREEN HAD DARKER SPOTS AND HARD TO READ. THE CUSTOMER'S BLOOD GLUCOSE VALUE WAS UNKNOWN. THE CUSTOMER STATED THAT THE INSULIN PUMP HAD CRACK NEAR BATTERY COMPARTMENT, MULTIPLE BUTTON PUSHES REQUIRED AND IT CAUSED TO ENTER WRONG INFORMATION. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9466098 ↗
• MalfunctionDec 12, 2019Mechanical Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Patient Device Interaction Problem; Mechanical Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Patient Device Interaction Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP HAD BUTTON ERRORS. THE CUSTOMER'S BLOOD GLUCOSE VALUE WAS UNKNOWN. THE CUSTOMER WAS REPORTED THAT THE INSULIN PUMP HAD CRACK ALONG THE FRONT, NO DELIVERY ALARMS, REWINDING WAS SLOWER, BATTERY COMPARTMENT WAS HOLDING TOGETHER WITH TAPE. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9455896 ↗
• MalfunctionDec 4, 2019Device Difficult to Program or Calibrate; Power Problem; Patient Device Interaction Problem; Device Difficult to Program or Calibrate; Power Problem; Patient Device Interaction Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP BUTTONS WERE HARDER TO PRESS. 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 9408640 ↗
• MalfunctionNov 21, 2019Display or Visual Feedback Problem; Mechanical Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Battery Problem; Patient Device Interaction Problem; Display or Visual Feedback Problem; Mechanical Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Battery Problem; Patient Device Interaction Problem

  CUSTOMER REPORTED VIA PHONE CALL THAT BUTTONS STOPPED RESPONDING ON INSULIN PUMP, THE SCREEN WAS SCRATCHED AND SCRAPPED WHICH AFFECT ABILITY TO SEE SCREEN. CUSTOMER¿S CURRENT BLOOD GLUCOSE WAS UNKNOWN. CUSTOMER STATED THAT INSULIN PUMP HAD CRACKED BATTERY CAP, PIECE BROKE OFF, INSULIN PUMP WAS SLOWER TO REWIND, HAD UNEXPLAINED NO DELIVERY ALARMS, DECREASED BATTERY LIFE. INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9352847 ↗

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