MiniMed® 530G MMT-751NAL (UDI 00643169404328)Recalls & reported problems

Summary

The FDA's MAUDE database contains 825 adverse event reports that list this exact device (DI 00643169404328), received between May 29, 2017 and Aug 3, 2023 — classified as 2 deaths, 211 injuries, 612 malfunctions.

The most frequently reported specific device problem is “Device Displays Incorrect Message” (200 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 825 reports, in the reporter's own words as published by the FDA.

• MalfunctionAug 3, 2023Mechanical Problem; Obstruction of Flow; Mechanical Problem; Obstruction of Flow

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE CUSTOMER REPORTED MOTOR ERRORS AND BUTTON ERRORS. THE CUSTOMER ALSO RECEIVED A NO DELIVERY ALARM. TROUBLESHOOTING WAS PERFORMED AND FOUND DRIVE CAP SUPPORT APPEARS NORMAL. IT WAS FOUND THAT THE CUSTOMER DIDN'T RECEIVE A BUTTON ERROR. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE CUSTOMER WILL DISCONTINUE USING THE INSULIN PUMP AND THE PUMP WAS RETURNED FOR ANALYSIS.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 17450052 ↗
• MalfunctionOct 1, 2020Mechanical Problem; Device Difficult to Program or Calibrate; Mechanical Problem; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT, THE BUTTONS WERE HARD TO PRESS. CUSTOMER¿S BLOOD GLUCOSE WAS UNKNOWN AT THE TIME OF INCIDENT. CUSTOMER STATED THAT THE 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 10618190 ↗
• MalfunctionAug 13, 2020Failure to Cycle; Detachment of Device or Device Component; Priming Problem; Failure to Cycle; Detachment of Device or Device Component; Priming Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A COMPROMISED FORCE SENSOR SYSTEM ALARM. THE CUSTOMER STATED THE DEVICE WAS SQUIRTING INSULIN OUT DURING MANUAL PRIME PROCESS. THE DEVICE WAS NOT BUMPED OR DROPPED PRIOR TO THE ALARM AND THE DRIVE SUPPORT CAP WAS NOT 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 10400811 ↗
• MalfunctionAug 3, 2020Mechanical Problem; Obstruction of Flow; Mechanical Problem; Obstruction of Flow

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

  Patient problems: Hyperglycemia

  MAUDE report 10355057 ↗
• MalfunctionAug 3, 2020Mechanical Problem; Mechanical Problem

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

  Patient problems: Hypoglycemia

  MAUDE report 10354903 ↗
• MalfunctionJul 30, 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 HAD MOTOR ERROR ALARM AND 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 10342948 ↗
• MalfunctionJul 23, 2020Display 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

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT INSULIN PUMP HAD SOLID SCREEN AND EXPOSED TO FLUID. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE CUSTOMER WAS ASSISTED WITH TROUBLESHOOTING. THE INSULIN PUMP HAD CRACKED. THE DEVICE WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10313443 ↗
• MalfunctionJul 9, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD MULTIPLE MOTOR ERRORS. CUSTOMER REPORTED THAT, THEY ARE UNABLE TO DESCRIBE THE POSSIBLE 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 10249340 ↗
• MalfunctionJul 1, 2020Display or Visual Feedback Problem; Display or Visual Feedback Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE SCREEN OF THE INSULIN PUMP WAS REVERSED. CUSTOMER CHANGED THE BATTERY 3 TIMES, STILL THE IMAGE WAS REVERSED. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE DEVICE WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10216767 ↗
• MalfunctionJun 19, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD MOTOR ERROR. THE CUSTOMER STATED THAT, THE INSULIN PUMP IS NOT WORKING. 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 10172367 ↗
• InjuryJun 10, 2020Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

  THE CUSTOMER REPORTED VIA CALL THAT THE CUSTOMER WENT TO EMERGENCY ROOM DUE TO HIGH BLOOD GLUCOSE LEVEL. CUSTOMER'S BLOOD GLUCOSE LEVEL WAS 320 TO 340 MG/DL. CUSTOMER WAS TREATED WITH MANUAL INJECTION. CUSTOMER STATED THAT THE INFUSION SET WAS LEAKING. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 10137323 ↗
• MalfunctionApr 29, 2020Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD BUTTON ERROR ALARM DURING THE BOLUS. CUSTOMER ALSO STATED THAT THEY GOT BATTERY OUT LIMIT. 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 10009402 ↗
• MalfunctionApr 20, 2020Display or Visual Feedback Problem; Device Difficult to Program or Calibrate; Battery Problem; Power Problem; Display or Visual Feedback Problem; Device Difficult to Program or Calibrate; Battery Problem; Power Problem

  CUSTOMER REPORTED VIA PHONE CALL THE INSULIN PUMP'S DOWN ARROW AND ACT BUTTON WAS NOT RESPONSIVE. CUSTOMER BLOOD GLUCOSE READING WAS UNKNOWN. TROUBLESHOOTING WAS NOT PERFORMED. THE INSULIN PUMP WILL NOT BE RETURNING FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9976400 ↗
• MalfunctionApr 13, 2020No Display/Image; Mechanical Problem; No Display/Image; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A BLANK DISPLAY AND MOTOR ERROR. CUSTOMER STATED THAT THE CONTACTS ON THE BATTERY CAP ARE NEITHER MISSING NOR DAMAGED AND THE BATTERY COMPARTMENT WAS NEITHER DAMAGED NOR CORRODED. CUSTOMER STATED THAT THE SPRING WAS NEITHER DAMAGED NOR CORRODED. CUSTOMER STATED THAT THE DISPLAY RETURNED. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WAS RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9955307 ↗
• MalfunctionApr 10, 2020Premature Discharge of Battery; Loss of Data; Premature Discharge of Battery; Loss of Data

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP RECEIVED UNEXPECTED RESTART ALARM. CUSTOMER REPORTED THEY WERE ABLE TO CLEAR THE ALARM AND ABLE TO REWIND THE INSULIN PUMP. CUSTOMER STATED THAT ALARM OCCURRED SHORTLY AFTER INSERTING A 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 9949936 ↗
• MalfunctionMar 25, 2020Failure to Cycle; Failure to Cycle

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP ALARMED COMPROMISED FORCE SENSOR SYSTEM. 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 9878764 ↗
• InjuryMar 19, 2020Premature Discharge of Battery; No Display/Image; Visual Prompts will not Clear; No Apparent Adverse Event; Premature Discharge of Battery; No Display/Image; Visual Prompts will not Clear; No Apparent Adverse Event

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEY EXPERIENCED HIGH BLOOD GLUCOSE. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS 400 MG/DL. CUSTOMER STATED THAT INSULIN PUMP HAD UNEXPECTED RESTART. CUSTOMER STATED THAT PISTON INSIDE THE INSULIN PUMP WAS STUCK ALL THE WAY UP. CUSTOMER ALSO STATED THAT THEY WERE UNABLE TO CLEAR THE ALARM. CUSTOMER WAS ADVISED TO OBSERVE TIME CLOCK FOR ONE MINUTE TO VERIFY IF TIME ADVANCES AND IT WAS NOT ADVANCED. CUSTOMER STATED THAT SCREEN WAS BLANK AFTER INSERTING NEW BATTERY. CUSTOMER STATED THAT CONTACTS ON THE BATTERY CAP WAS NOT MISSING OR DAMAGED. CUSTOMER STATED THAT THE DISPLAY DID NOT RETURN. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 9852836 ↗
• MalfunctionMar 17, 2020Patient Device Interaction Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD DAMAGED BATTERY COMPARTMENT. TROUBLESHOOTING WAS DONE FOR COSMETIC DAMAGE. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 9845988 ↗
• MalfunctionMar 17, 2020Insufficient Flow or Under Infusion; Insufficient Flow or Under Infusion

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT INSULIN PUMP DID NOT DELIVER INSULIN. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP AND RESERVOIR WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9841204 ↗
• MalfunctionMar 12, 2020Mechanical Problem; Obstruction of Flow; Battery Problem; Power Problem; Patient Device Interaction Problem; Mechanical Problem; Obstruction of Flow; Battery Problem; Power Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD MULTIPLE ISSUE. CUSTOMER STATED THE INSULIN PUMP BATTERIES WAS NOT LASTING 7 DAYS, REJECTS NEW BATTERIES, SCREEN WAS SCRATCHED, RANDOM NO DELIVERY ERRORS MULTIPLE TIMES, MOTOR ERRORS IN THE PAST AND STARTED WORKING WITH NEW BATTERY. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WAS NOT RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9822470 ↗
• InjuryMar 5, 2020Premature Discharge of Battery; No Apparent Adverse Event; Premature Discharge of Battery; No Apparent Adverse Event

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEY WERE EXPERIENCING THE HIGH BLOOD GLUCOSE. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS 530 MG/DL. CUSTOMER ALSO STATED THAT INSULIN PUMP HAD UNEXPECTED RESTART ALARM. CUSTOMER WAS ABLE TO CLEAR THE ALARM AND ABLE TO REWIND. CUSTOMER DID NOT EXPERIENCING THE ANY ALARM AFTER BATTERY CHANGE. CUSTOMER DECLINED FOR THE HIGH BLOOD GLUCOSE. THE PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 9791783 ↗
• MalfunctionMar 3, 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 UP BUTTONS WERE UNRESPONSIVE. THE CUSTOMER ALSO STATED THAT THE BATTERY COMPARTMENT WAS CRACKED. TROUBLESHOOTING WAS PERFORMED FOR 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 9779095 ↗
• MalfunctionMar 3, 2020Mechanical Problem; Obstruction of Flow; Power Problem; Patient Device Interaction Problem; Mechanical Problem; Obstruction of Flow; Power Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD MOTOR ERROR ALARM. CUSTOMER STATED INSULIN PUMP HAD NO DELIVERY ALARMS. CUSTOMER STATED THAT THE INSULIN PUMP REJECTED NEW BATTERIES. CUSTOMER STATED THAT THE RESERVOIR CHIP WHEN CHANGING. 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 9778887 ↗
• MalfunctionFeb 24, 2020Display or Visual Feedback Problem; Adverse Event Without Identified Device or Use Problem; Priming Problem; Display or Visual Feedback Problem; Adverse Event Without Identified Device or Use Problem; Priming Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP SQUIRTED OUT INSULIN SOMETIMES. CUSTOMER ALSO REPORTED THAT THE SCREEN GAVE RAINBOW COLORS SOMETIMES. 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 9743400 ↗
• InjuryFeb 21, 2020Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

  CUSTOMER REPORTED VIA PHONE CALL THAT THEY EXPERIENCED HIGH BLOOD GLUCOSE. THE CUSTOMER BLOOD GLUCOSE LEVEL WAS ABOVE 400 MG/DL AT THE TIME OF INCIDENT AND OTHER BLOOD GLUCOSE VALUE WAS 400 MG/DL. CUSTOMER WAS USING INSULIN PUMP SYSTEM WITHIN 48 HOURS OF REPORTED HIGH BLOOD GLUCOSE EVENT. CUSTOMER REPORTED THAT THE INSULIN PUMP WAS WORKING FINE WHEN SHE WOKE UP BUT HER BLOOD SUGAR WAS GOING UP. CUSTOMER MENTIONED THAT SHE WAS SEEING AIR BUBBLES ON THE TUBING. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 9738528 ↗

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