MiniMed® 530G MMT-751LNAB (UDI 00643169507746)Recalls & reported problems

Summary

The FDA's MAUDE database contains 853 adverse event reports that list this exact device (DI 00643169507746), received between Jun 2, 2017 and Apr 17, 2023 — classified as 5 deaths, 301 injuries, 547 malfunctions.

The most frequently reported specific device problem is “Mechanical Problem” (135 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 853 reports, in the reporter's own words as published by the FDA.

• DeathApr 17, 2023Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

  AS PER THE INITIAL INFORMATION REPORTED BY CUSTOMER, THE CASE WAS NOT REPORTABLE AND NOT REQUIRED FOR REPORTING.

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

  MAUDE report 16749462 ↗
• MalfunctionFeb 15, 2021Obstruction of Flow; Battery Problem; Obstruction of Flow; Battery Problem

  INFORMATION RECEIVED BY MEDTRONIC STATED THAT THE INSULIN PUMP HAD UNEXPLAINED NO DELIVERY ALARMS AND THE BATTERY OCCASIONALLY LASTS LESS THAN A WEEK. NO HARM WAS REQUIRED DURING MEDICAL INTERVENTION. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 11326804 ↗
• MalfunctionAug 31, 2020Moisture or Humidity Problem; Patient Device Interaction Problem; Moisture or Humidity Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE CRACK INSIDE THE RESERVOIR COMPARTMENT HOWEVER RESERVOIR DID LOCK IN PLACE WHEN INSERTED INTO INSULIN PUMP. CUSTOMER STATED THAT INSULIN PUMP HAD NEITHER BEEN BUMPED NOR DROPPED. CUSTOMER STATED THE INSULIN PUMP WAS EXPOSURE TO FLUID AND THERE WAS NO VISIBLE WATER OR FLUID IN THE PUMP. SELF-TEST WAS PASSED. DRIVE SUPPORT CAP WAS NORMAL. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: Abdominal Pain; Hyperglycemia

  MAUDE report 10471307 ↗
• MalfunctionAug 11, 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 HARDER TO PRESS BUTTONS AND NO DELIVERY 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 10389863 ↗
• MalfunctionAug 11, 2020Device Difficult to Program or Calibrate; Moisture or Humidity Problem; Power Problem; Patient Device Interaction Problem; Device Difficult to Program or Calibrate; Moisture or Humidity Problem; Power Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT INSULIN PUMP BUTTONS WERE HARDER TO PRESS. CUSTOMER STATED INSULIN PUMP HAD MOISTURE UNDER BUTTON PAD AND 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 10389819 ↗
• MalfunctionAug 11, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A MOTOR ERROR. 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 10389647 ↗
• MalfunctionAug 7, 2020Mechanical Problem; Obstruction of Flow; Mechanical Problem; Obstruction of Flow

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT INSULIN PUMP HAD MOTOR ERROR ALARM MORE FREQUENTLY AND RANDOM AND UNEXPLAINED NO DELIVERY ALARM. 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 10377653 ↗
• MalfunctionJul 29, 2020Mechanical Problem; Obstruction of Flow; Mechanical Problem; Obstruction of Flow

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP RECEIVED MOTOR ERROR AND NO DELIVERY 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 10338684 ↗
• MalfunctionJul 29, 2020Mechanical Problem; Obstruction of Flow; Mechanical Problem; Obstruction of Flow

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP SCREEN HAD SEVERAL MOTOR ERROR ALARMS AND UNEXPLAINED NO DELIVERY ALERTS. 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 10337526 ↗
• MalfunctionJul 27, 2020Device Alarm System; Device Difficult to Program or Calibrate; Device Alarm System; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A LOW RESERVOIR ALARM AND WHEN I WENT TO CLEAR IT THE ESCAPE AND ACT BUTTON DID NOT WORK. THE CUSTOMER STATED THAT TIME WAS ADVANCING. 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 10325048 ↗
• MalfunctionJul 13, 2020Display or Visual Feedback Problem; Mechanical Problem; Display or Visual Feedback Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A MOTOR ERROR ALARM. 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 10262876 ↗
• MalfunctionJul 6, 2020Mechanical Problem; Detachment of Device or Device Component; Mechanical Problem; Detachment of Device or Device Component

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP RECEIVED MOTOR ERROR ALARM EACH TIME WHILE REWINDING. THE CUSTOMER WAS ABLE TO CLEAR THE ALARM BUT UNABLE TO REWIND THE INSULIN PUMP. THEY WERE UNABLE TO DESCRIBE THEE DAMAGE TO THE DRIVE SUPPORT CAP. 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 10231632 ↗
• MalfunctionJun 29, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE THEY RECEIVED THE MOTOR ERROR ALARM ON THE INSULIN PUMP SCREEN. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Skin Irritation

  MAUDE report 10206382 ↗
• MalfunctionJun 17, 2020Power Problem; Patient Device Interaction Problem; Power Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE PLACE WHERE INSULIN RESERVOIR WAS GOING IN WAS CHIPPING OFF AT ITS ENTRANCE. CUSTOMER STATED BATTERY COMPARTMENT DID NOT LOCK AWAY CORRECTLY AND TIMES THEREFORE BATTERY DID NOT WORK. 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 10161850 ↗
• InjuryJun 16, 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 (B)(6) 2020. THE CAUSE OF DEATH WAS SEPSIS AND PNEUMONIA. THE CALLER STATED THAT THE CUSTOMER HAD STAGE 4 CANCER THAT MAY HAVE LED TO THE CUSTOMER'S PASSING. THE CUSTOMER¿S BLOOD GLUCOSE WAS 585 MG/DL AT THE TIME OF ADMISSION. THE CUSTOMER WAS NOT WEARING THE INSULIN PUMP AT THE TIME OF DEATH. THE INSULIN PUMP HAD BEEN DISCONNECTED MORE THAN 48 HOURS PRIOR TO PASSING, AT THE TIME OF ADMISSION. THE CUSTOMER WAS USING A COMPETITOR'S SENSOR SYSTEM. THE CALLER DECLINED TO RETURN THE INSULIN PUMP FOR ANALYSIS.

  Patient problems: Death; Hyperglycemia

  MAUDE report 10156815 ↗
• MalfunctionJun 10, 2020Battery Problem; Priming Problem; Battery Problem; Priming Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP WAS HARD TO PROGRAM, MADE CLICKING NISE AND BATTERIES WERE DIED FASTER. 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 10137404 ↗
• MalfunctionMay 29, 2020Mechanical Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Battery Problem; Mechanical Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Battery Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT BUTTONS HAD TO BE PRESSED TWICE. ALSO REPORTED UNEXPLAINED NO DELIVERY ALERTS NOT DUE TO SITE ISSUES AND REJECTED NEW BATTERY. 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 10100036 ↗
• InjuryMay 22, 2020Mechanical Problem; Mechanical Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEY EXPERIENCED HIGH BLOOD GLUCOSE. THE CUSTOMER'S BLOOD GLUCOSE LEVEL WAS 480 MG/DL. CUSTOMER DECLINE TROUBLESHOOTING. CUSTOMER REPORTED THAT THE INSULIN PUMP HAD MOTOR ERROR ALARM. CUSTOMER STATED THAT THE DRIVE SUPPORT CAP WAS NORMAL. CUSTOMER WAS ABLE TO CLEAR AND ABLE TO REWOUND THE INSULIN PUMP. THE PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 10081481 ↗
• MalfunctionMay 14, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT INSULIN PUMP HAD MOTOR ERROR ALARM. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE CUSTOMER WAS ASSISTED WITH TROUBLESHOOTING. THE DRIVE SUPPORT CAP WAS NORMAL. CUSTOMER WAS ABLE TO SUCCESSFULLY CLEAR THE ALARM. CUSTOMER WAS ABLE TO COMPLETE PUMP REWIND. THE DEVICE WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10055425 ↗
• MalfunctionMay 11, 2020Mechanical Problem; Battery Problem; Insufficient Device Problem Information; Patient Device Interaction Problem; Mechanical Problem; Battery Problem; Insufficient Device Problem Information; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A CRACK NEAR THE DISPLAY SCREEN, HAD BEEN CHANGING BATTERY MORE FREQUENTLY, HAD MOTOR ERRORS AND A CODES. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. TROUBLESHOOTING WAS DECLINED. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10044266 ↗
• MalfunctionMay 11, 2020Mechanical Problem; Environmental Compatibility Problem; Mechanical Problem; Environmental Compatibility Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THEIR INSULIN PUMP HAD MOTOR ERROR AND MOTOR POSITION ENCODER ERROR. CUSTOMER REPORTED THE DRIVE SUPPORT CAP WAS NORMAL. CUSTOMER STATED THE INSULIN PUMP WAS EXPOSED TO A HIGH MAGNETIC FIELD. 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 10041737 ↗
• MalfunctionMay 8, 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 INSULIN PUMP HAD KEYPAD ANOMALY AND CANNOT READ THE SCREEN. CUSTOMER BLOOD GLUCOSE AT THE TIME OF INCIDENT UNKNOWN. TROUBLESHOOT WAS PERFORMED. THE INSULIN PUMP DID NOT HAVE MOISTURE DAMAGE. THE ISSUE WAS NOT RESOLVED. 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 10037715 ↗
• MalfunctionMay 7, 2020Priming Problem; Priming Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP SQUIRTING OUT DURING PRIMING. THE CUSTOMER STATED THEY WERE UNABLE TO EXIT THE PREPARING TO PRIME LOOP AND STUCK IN REWIND. 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 10031821 ↗
• MalfunctionMay 7, 2020Mechanical Problem; Obstruction of Flow; Mechanical Problem; Obstruction of Flow

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP RECEIVED MOTOR ERROR ALARM. CUSTOMER STATED THAT THE DRIVE SUPPORT CAP WAS NORMAL AND INSULIN PUMP WAS NOT EXPOSED TO HIGH MAGNETIC FIELD. CUSTOMER DID NOT REPORT ABOUT MOTOR POSITION ENCODER ERROR ALARM. CUSTOMER WAS ABLE TO CLEAR THE ALARM AND ABLE TO COMPLETE INSULIN PUMP REWIND. CUSTOMER STATED THAT THE ALARM HISTORY CONTAINS MORE THAN ONE MOTOR ERROR WITHIN 30 DAYS. CUSTOMER ALSO STATED THAT THE INSULIN PUMP RECEIVED NO DELIVERY ALARM. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 10031573 ↗
• MalfunctionMay 6, 2020Display or Visual Feedback Problem; Display or Visual Feedback Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP WAS ALMOST BLANK AND THE SCREEN WERE BLUR. CUSTOMER STATED THAT THEY CHANGED THE BATTERY BUT THE SCREEN LOOK ALMOST BLANK FADED OR BLURRY. CUSTOMER STATED INSULIN PUMP WAS NOT DROPPED NOR BUMPED AND NOR EXPOSED TO MOISTURE. 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 10030367 ↗

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