MiniMed® 530G MMT-751NAB (UDI 00643169404304)Recalls & reported problems

Summary

The FDA's MAUDE database contains 746 adverse event reports that list this exact device (DI 00643169404304), received between May 3, 2017 and Nov 18, 2024 — classified as 4 deaths, 210 injuries, 532 malfunctions.

The most frequently reported specific device problem is “Device Displays Incorrect Message” (153 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 746 reports, in the reporter's own words as published by the FDA.

• MalfunctionNov 18, 2024Patient Device Interaction Problem; Patient Device Interaction Problem

  IT WAS REPORTED TO MEDTRONIC MINIMED THAT THE CUSTOMER EXPERIENCED DAMAGE (PHYSICAL OR COSMETIC). THE CUSTOMER REPORTED NO ADVERSE EVENT. THE EVENT INVOLVED PRODUCT(S) MMT-751NAB. TROUBLESHOOTING WAS PERFORMED. CUSTOMER REPORTED PUMP WAS DROPPED/BUMPED AND/OR PUMP HAS POSSIBLE PHYSICAL OR COSMETIC DAMAGE. CUSTOMER MENTIONED PUMP HAD A CRACK ON BATERRY AREA. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE CUSTOMER WILL DISCONTINUE THE USE OF THE DEVICE. MMT-751NAB WAS REQUESTED AND THE DEVICE WAS RETURNED.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 20703524 ↗
• MalfunctionJul 28, 2020Device Difficult to Program or Calibrate; Moisture or Humidity Problem; Device Difficult to Program or Calibrate; Moisture or Humidity Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THE INSULIN PUMP GOT BUTTON ERROR ALERT. CUSTOMER MENTIONED THAT SHE WAS AT THE BEACH AND THE INSULIN PUMP GOT WET WITH THE RAIN. CUSTOMER WAS ADVISED TO OBSERVE TIME CLOCK FOR ONE MINUTE TO VERIFY IF TIME ADVANCES AND THEY STATED THAT THE 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 10330715 ↗
• MalfunctionJul 27, 2020Mechanical Problem; Device Difficult to Program or Calibrate; Battery Problem; Mechanical Problem; Device Difficult to Program or Calibrate; Battery Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP BUTTON HAD PRESS TWICE. CUSTOMER REPORTED THAT THE INSULIN PUMP REJECT NEW BATTERY AND SLOWER TO 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 10325130 ↗
• MalfunctionJul 21, 2020Premature Discharge of Battery; Mechanical Problem; Obstruction of Flow; Premature Discharge of Battery; Mechanical Problem; Obstruction of Flow

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A MOTOR ERROR AND NO DELIVERY RECURRING ALARMS. CUSTOMER STATED THAT THE INSULIN PUMP HAD A MULTIPLE PUMP ERROR CODES LIKE UNEXPECTED RESTART. 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 10300741 ↗
• InjuryJun 29, 2020Mechanical Problem; Obstruction of Flow; Mechanical Problem; Obstruction of Flow

  CUSTOMER REPORTED VIA PHONE CALL THAT THEY EXPERIENCED HIGH BLOOD GLUCOSE LEVEL. CUSTOMER'S BLOOD GLUCOSE VALUE WAS 542 MG/DL AT THE TIME OF THE INCIDENT. CUSTOMER DECLINED TO TROUBLESHOOT FOR HIGH BLOOD GLUCOSE. THE INSULIN PUMP HAD MOTOR ERROR ALARM AND NO DELIVERY ALARM. CUSTOMER WAS ABLE TO COMPLETE PUMP REWIND. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 10205320 ↗
• MalfunctionJun 22, 2020Failure to Cycle; Detachment of Device or Device Component; Failure to Cycle; Detachment of Device or Device Component

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP ALARMED COMPROMISED FORCE SENSOR SYSTEM. CUSTOMER STATED DRIVE SUPPORT CAP WAS NOT NORMAL. TROUBLESHOOTING AS 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 10179670 ↗
• MalfunctionJun 22, 2020Failure to Cycle; Failure to Cycle

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT INSULIN PUMP HAD COMPROMISED FORCE SENSOR SYSTEM ALARM. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE CUSTOMER WAS ASSISTED WITH TROUBLESHOOTING. CUSTOMER REPORTS THEY WERE ABLE TO CLEAR THE ALARM. CUSTOMER NOT ABLE TO COMPLETE REWIND. THE DEVICE WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10177907 ↗
• MalfunctionJun 19, 2020Patient Device Interaction Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE SCREEN OF THE INSULIN PUMP HAD SCRATCHES THAT MAKING IT HARD TO SEE. THE INSULIN PUMP HAD A SMALL CRACK ON THE SCREEN CORNER AND THE CASE ALSO HAD SCRATCHES. THE BELT CLIP RAIL WAS DAMAGED. 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 10173174 ↗
• InjuryJun 17, 2020Mechanical Problem; Environmental Compatibility Problem; No Apparent Adverse Event; Mechanical Problem; Environmental Compatibility Problem; No Apparent Adverse Event

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEY WERE HOSPITALIZED FOR HIGH BLOOD GLUCOSE. BLOOD GLUCOSE READING WAS OVER 600 MG/DL. THE CUSTOMER STATED THAT INSULIN PUMP HAD MOTOR ERROR ALARMS AND THEY WERE ABLE TO COMPLETE REWIND PROCESS. CUSTOMER STATED THAT INSULIN PUMP WAS EXPOSED TO HIGH MAGNETIC FIELD AT AIRPORT SCANNER. THE CUSTOMER WAS TREATED WITH INTRAVENOUS DRIP AND MANUAL INJECTIONS AT THE HOSPITAL. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 10162171 ↗
• InjuryJun 17, 2020Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

  THE CUSTOMER REPORTED VIA CALL THAT THE CUSTOMER HAD LOW BLOOD GLUCOSE LEVEL OF 54 MG/DL. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia; Hypoglycemia

  MAUDE report 10161485 ↗
• MalfunctionJun 16, 2020Premature Discharge of Battery; Premature Discharge of Battery

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD UNEXPECTED RESTART 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 10157108 ↗
• MalfunctionJun 10, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP RECEIVED 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 10136573 ↗
• MalfunctionJun 4, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD MOTOR ERROR ALARM WHILE DOING BOLUS DELIVERY. TROUBLESHOOTING WAS DONE FOR THE MOTOR ERROR ALARM. DRIVE SUPPORT CAP WAS NORMAL. CUSTOMER REPORTED THAT THEY WERE UNABLE TO CLEAR THE ALARM AND UNABLE TO REWIND INSULIN PUMP. CUSTOMER CALLED BACK AGAIN AND REPORTED MOTOR ERROR 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 10117841 ↗
• MalfunctionMay 21, 2020Premature Discharge of Battery; Battery Problem; Premature Discharge of Battery; Battery Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD UNEXPECTED RESTART ALARM. CUSTOMER REPORTED THEY WERE ABLE TO CLEAR THE ALARM. CUSTOMER STATED THEY WERE ABLE TO REWIND THE INSULIN PUMP. CUSTOMER STATED ALARM RECURRING DURING NORMAL USE OF 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 10078019 ↗
• MalfunctionMay 20, 2020Device Difficult to Program or Calibrate; Visual Prompts will not Clear; Power Problem; Device Difficult to Program or Calibrate; Visual Prompts will not Clear; Power Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT INSULIN PUMP HAD BUTTON ERROR ALARM AND WHEN CUSTOMER WAS PUTTING A NEW BATTERY IT WAS SHOWING BATTERY OUT LIMIT. CUSTOMER REPORTED THEY WERE UNABLE TO CLEAR THE ALARM. CUSTOMER REPORTED THAT INSULIN PUMP HAD FROZEN DISPLAY AND INSULIN PUMP SCREEN WAS NOT COMPLETELY BLANK AND CUSTOMER WAS INSERTING A NEW BATTERY THEN THE SCREEN WAS NOT BLANK AFTER INSERTING NEW BATTERY. 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 10073696 ↗
• MalfunctionMay 18, 2020Failure to Cycle; No Display/Image; Failure to Cycle; No Display/Image

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP ALARMED COMPROMISED FORCE SENSOR SYSTEM. CUSTOMER STATES THE DRIVE SUPPORT CAP APPEARS NORMAL. 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 10064332 ↗
• InjuryMay 7, 2020Excess Flow or Over-Infusion; No Apparent Adverse Event; Excess Flow or Over-Infusion; No Apparent Adverse Event

  CUSTOMER REPORTED VIA PHONE CALL THAT THEY WERE HOSPITALIZED ON (B)(6) 2020 AS A RESULT OF HYPOGLYCEMIA. CUSTOMER¿S BLOOD GLUCOSE LEVEL AT THE TIME OF INCIDENT WAS 53 MG/DL AND 82 MG/DL AT THE TIME OF HOSPITALIZATION. CUSTOMER HAD BEEN USING INSULIN PUMP SYSTEM WITHIN 48 HOURS OF REPORTED LOW BLOOD GLUCOSE EVENT. CUSTOMER HAD BEEN EXPERIENCING LOW BLOOD GLUCOSE FOR ABOUT 3 WEEKS SINCE (B)(6) 2020. CUSTOMER STATED THAT WHILE IN AMBULANCE THEY WERE TREATED WITH INTRAVENOUS SUGAR AND IN HOSPITAL WAS TREATED WITH GLUCOSE TABLETS AND FOOD. CUSTOMER STATED THAT INSULIN PUMP WAS OVER DELIVERING. CUSTOMER STATED THEY ARE UNABLE TO DESCRIBE ANY POSSIBLE DAMAGE TO THE DRIVE SUPPORT CAP. THE RESERVOIR WILL NOT BE RETURNED FOR ANALYSIS WHILE THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: Hypoglycemia; Seizures

  MAUDE report 10031729 ↗
• MalfunctionMay 6, 2020Display or Visual Feedback Problem; Obstruction of Flow; Battery Problem; Patient Device Interaction Problem; Display or Visual Feedback Problem; Obstruction of Flow; Battery Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE SCREEN WOULD RANDOMLY TURN BLACK AND PIXELATED AND THEN CLEAR OUT. CUSTOMER ALSO STATED THAT INSULIN PUMP REJECTED NEW BATTERIES, HAD UNEXPLAINED NO INSULIN DELIVERY OCCLUSION AND THE BATTERIES HAD TO BE CHANGED EVERY 5-6 DAYS. 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 10030457 ↗
• MalfunctionApr 22, 2020Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT INSULIN PUMP HAD BUTTON ERROR ALARM AND BUTTONS WERE 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 9985371 ↗
• MalfunctionApr 15, 2020Premature Discharge of Battery; Premature Discharge of Battery

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD UNEXPECTED RESTART ALARM. CUSTOMER REPORTED THAT THEY REMOVED THE BATTERY OUT INSULIN PUMP LOST ALL THE SETTINGS AND IT WAS COUNTING DOWN AND RECEIVED UNEXPECTED RESTART ALARMS WITH THE BATTERY CHANGES. THE CUSTOMER WAS ABLE TO REWOUND THE INSULIN PUMP. IT WAS REPORTED THAT THE INSULIN PUMP HAD MULTIPLE TIMES UNEXPECTED RESTART ALARMS EVEN AFTER THE BATTERY CHANGE. 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 9961776 ↗
• MalfunctionApr 8, 2020Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD BUTTON ERROR. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Known Impact Or Consequence To Patient

  MAUDE report 9941953 ↗
• MalfunctionMar 31, 2020Detachment of Device or Device Component; Detachment of Device or Device Component

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE HIS INSULIN PUMP'S DRIVE SUPPORT CAP IS STICKING OUT. THE CUSTOMER'S BLOOD GLUCOSE WAS NOT PROVIDED AT THE TIME OF THE INCIDENT. THE CUSTOMER ALSO STATED THAT IT OCCURRED WHILE CHANGING THE PUMP. TROUBLESHOOTING WAS PERFORMED. THE CUSTOMER WAS ADVISED TO DISCONTINUE USE OF THE INSULIN PUMP AND REVERT TO THE BACK-UP PLAN. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9902051 ↗
• MalfunctionMar 28, 2020Device Difficult to Program or Calibrate; Obstruction of Flow; Battery Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Battery Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE BUTTONS OF THE INSULIN PUMP WERE STICKING. CUSTOMER STATED THAT THE INSULIN PUMP HAD BATTERY LIFE LESS THAN A WEEK 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 9892653 ↗
• MalfunctionMar 9, 2020Device Difficult to Program or Calibrate; Obstruction of Flow; Battery Problem; Power Problem; Patient Device Interaction Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Battery Problem; Power Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP STOPPED INSULIN DELIVERY WITHOUT ANY PRIOR WARNING. INSULIN PUMP HAD FREQUENT NO DELIVERY ALARMS AND ALSO REJECTED NEW BATTERIES. THE CUSTOMER STATED THAT THE INSULIN PUMP HAD SLIGHT SCRATCHES ON SCREEN AND DECLINED BATTERY LIFE. CUSTOMER DECLINED TO REPORT 24 HOURS TECHNICAL SUPPORT DEPARTMENT. 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 9804660 ↗
• MalfunctionMar 3, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD MOTOR ERROR ALARM. CUSTOMER REPORTED THAT THE DRIVE SUPPORT CAP APPEARS NORMAL. CUSTOMER DID NOT RECEIVED MOTOR POSITION ENCODER ERROR ALARM. CUSTOMER REPORTED THE INSULIN PUMP WAS NOT EXPOSED TO HIGH MAGNETIC FIELD. CUSTOMER WAS UNABLE TO CLEAR THE ALARM AND UNABLE TO COMPLETE REWOUND THE 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 9778579 ↗

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