MiniMed® 530G MMT-751NAP (UDI 00643169404335)Recalls & reported problems

Summary

The FDA's MAUDE database contains 575 adverse event reports that list this exact device (DI 00643169404335), received between May 2, 2017 and Jul 30, 2020 — classified as 1 death, 174 injuries, 400 malfunctions.

The most frequently reported specific device problem is “Device Displays Incorrect Message” (107 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 575 reports, in the reporter's own words as published by the FDA.

• InjuryJul 30, 2020Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEY HAD HYPERGLYCEMIA. BLOOD GLUCOSE LEVEL WAS 453 MG/DL. CUSTOMER ALSO REPORTED THAT THE UP BUTTON ON THE INSULIN PUMP WAS NOT WORKING. TROUBLESHOOTING WAS PROVIDED FOR KEYPAD ANOMALY. CUSTOMER REPORTED THAT SHE WAS IN THE BATHROOM AND INSULIN PUMP WAS EXPOSED TO HUMID ENVIRONMENT. TIME ON INSULIN PUMP WAS ADVANCING. NO FURTHER DETAILS GIVEN. CUSTOMER DECLINED TO TROUBLESHOOTING FOR THE HYPERGLYCEMIA. INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 10342790 ↗
• MalfunctionJul 24, 2020Moisture or Humidity Problem; Patient Device Interaction Problem; Moisture or Humidity Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD RAINBOW AND FOGGY EFFECT BEHIND THE SCREEN. IT DID NOT LAST TOO LONG BUT HAPPENS WHEN PRESSED AGAIN BODY SWEAT BEHIND SCREEN. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WAS RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10318680 ↗
• MalfunctionJul 8, 2020Device Difficult to Program or Calibrate; Power Problem; Device Difficult to Program or Calibrate; Power Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT UP AND DOWN BUTTON WAS NOT RESPONDING. TIME CLOCK WAS ADVANCES. THE INSULIN PUMP ALARMED BATTERY OUT LIMIT AND WAS NOT ABLE TO CLEAR IT. 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 10243728 ↗
• MalfunctionJul 7, 2020Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT BUTTONS WERE NOT RESPONDING. THE TIME CLOCK WAS ADVANCING. 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 10238707 ↗
• MalfunctionJul 6, 2020Mechanical Problem; Priming Problem; Mechanical Problem; Priming Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP TAKE A LONG TIME TO PRIME AND AUDIBLE NOISES FROM MOTOR AND SLOWER TO REWIND. 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 10233268 ↗
• MalfunctionJul 2, 2020Failure to Cycle; Failure to Cycle

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD COMPROMISED FORCE SENSOR ALERT. THE DRIVE SUPPORT CAP WAS 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 10223727 ↗
• MalfunctionJun 17, 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 HAD A COMPROMISED FORCE SENSOR SYSTEM ALARM. THE DRIVE SUPPORT CAP WAS FLUSHED. 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 10165286 ↗
• InjuryJun 12, 2020Insufficient Flow or Under Infusion; Insufficient Flow or Under Infusion

  THE CUSTOMER REPORTED VIA CALL THAT THE CUSTOMER WAS HOSPITALIZED DUE TO HIGH BLOOD GLUCOSE LEVEL AND DIABETIC KETOACIDOSIS ON (B)(6) 2020. CUSTOMER'S BLOOD GLUCOSE LEVEL WAS 206 MG/DL. CUSTOMER HAD SYMPTOMS SUCH AS ABDOMINAL PAIN, VOMITING, DIFFICULTY BREATHING AND NAUSEA. CUSTOMER WAS TREATED WITH INSULIN DRIP. CUSTOMER WAS ALLEGING INSULIN PUMP FOR UNDER DELIVERING BECAUSE CUSTOMER HAD HIGH BLOOD GLUCOSE LEVEL. CUSTOMER DECLINED TO CHECK AIR BUBBLE AND LEAK. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

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

  MAUDE report 10147461 ↗
• InjuryJun 8, 2020Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

  CUSTOMER CALLED AND REPORTED THAT THEY HOSPITALIZED DUE TO HIGH BLOOD GLUCOSE IN 2014 WITH UNKNOWN BLOOD GLUCOSE LEVELS AT THE TIME OF THE INCIDENT. THE CUSTOMER DID NOT MENTION HOW THEY TREATED. THE CUSTOMER EXPERIENCED SYMPTOMS SUCH AS A COMA. THE CUSTOMER WAS WEARING THE INSULIN PUMP DURING THE INCIDENT. TROUBLESHOOTING WAS NOT COMPLETED AS THIS WAS A PAST EVENT. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Coma; Hypoglycemia

  MAUDE report 10126967 ↗
• MalfunctionJun 1, 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 HAD A COMPROMISED FORCE SENSOR SYSTEM ALARM. THE DRIVE SUPPORT CAP WAS FLUSHED. 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 10104388 ↗
• InjuryMay 26, 2020Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEY EXPERIENCED HIGH BLOOD GLUCOSE. THE CUSTOMER BLOOD GLUCOSE LEVEL WAS 600 MG/DL. THE PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 10086160 ↗
• MalfunctionMay 20, 2020Failure to Cycle; Failure to Cycle

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A COMPROMISED FORCE SENSOR SYSTEM ALARM. THE CUSTOMER STATED THE INSULIN WAS ABLE TO COMPLETE REWIND. CUSTOMER WAS ABLE TO CLEAR 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 10074115 ↗
• MalfunctionMay 19, 2020Premature Discharge of Battery; Device Difficult to Program or Calibrate; Premature Discharge of Battery; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A PUMP ERROR ALARM AND ACT BUTTON OF THE INSULIN PUMP WAS NOT WORKING. THE CUSTOMER WAS ABLE TO CLEAR THE ALARM. 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 10069222 ↗
• MalfunctionMay 19, 2020Mechanical Problem; Obstruction of Flow; Battery Problem; Mechanical Problem; Obstruction of Flow; Battery Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD REWIND ERROR. CUSTOMER STATED THE INSULIN PUMP HAD NO DELIVERY ALARM AND HAD TO CHANGE BATTERY MULTIPLE TIMES A WEEK. 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 10068478 ↗
• MalfunctionMay 18, 2020Date/Time-Related Software Problem; Battery Problem; Patient Device Interaction Problem; Date/Time-Related Software Problem; Battery Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD TIME CLOCK ANOMALY. CUSTOMER STATED THAT INSULIN PUMP WAS PUTTING TIME AND DATE WITH EVERY BATTERY CHANGE. CUSTOMER ALSO STATED THAT BATTERY CHANGE TAKEN LONGER TO TURNED ON, SCRATCHES ON SCREEN AND DECLINED BATTERY LIFE. 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 10064290 ↗
• MalfunctionApr 22, 2020Premature Discharge of Battery; Premature Discharge of Battery

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD AN UNEXPECTED RESTART ALARM AND A COLD RESET WAS PERFORMED. THE CUSTOMER STATED THAT THE ISSUE RECURRED AFTER COMPLETING THE REWIND PROCESS AND CHANGING THE BATTERIES ON THE INSULIN PUMP. 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 9987137 ↗
• MalfunctionApr 11, 2020Mechanical Problem; Use of Device Problem; Obstruction of Flow; Mechanical Problem; Use of Device Problem; Obstruction of Flow

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A RANDOM NO DELIVERY ALERTS, TIME AND DATE SETTING WAS LOST, LOUDER DURING 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 9951110 ↗
• MalfunctionApr 9, 2020Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A BUTTON ERROR. THE CUSTOMER REPORTED THAT B BUTTON DID NOT WORK AND ACT TAKES TIME TO RESPOND. THE TIME CLOCK WAS ADVANCES. 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 9943229 ↗
• MalfunctionApr 1, 2020Mechanical Problem; Patient Device Interaction Problem; Mechanical Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD MOTOR ERROR ALARM OFTEN AND ALSO HAD A CRACK AT THE TOP FACING. 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 9909961 ↗
• MalfunctionMar 27, 2020Device Difficult to Program or Calibrate; Power Problem; Patient Device Interaction Problem; Device Difficult to Program or Calibrate; Power Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE ACT OR UP BUTTON OF THE INSULIN PUMP WAS STICKING. CUSTOMER STATED THAT THE INSULIN PUMP HAD THREE LONG CRACKS IN CASING NEAR RESERVOIR AND SCREEN, FAILED BATTERY TEST AND REJECTED NEW ROOM TEMPERATURE BATTERIES AS WELL AS WHIRRING NOISE WHEN THE BACKLIGHT IS ON. 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 9891778 ↗
• MalfunctionMar 25, 2020No Display/Image; Mechanical Problem; Patient Device Interaction Problem; No Display/Image; Mechanical Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP SHUTS OFF ON ITS OWN. CUSTOMER STATED THAT INSULIN PUMP HAD MOTOR ERROR. THE CUSTOMER STATED THEY WERE ABLE TO COMPLETE THE REWIND PROCESS. CUSTOMER ALSO STATED THAT THE DRIVE SUPPORT CAP WAS NORMAL. CUSTOMER REPORTED THAT THE EVENT WAS RESOLVED BY CHANGING COMPLETE SET. 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 9879436 ↗
• MalfunctionMar 12, 2020Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THEY WERE HAVING DIFFICULTY PRESSING THE UP AND DOWN ARROW IN 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 9822119 ↗
• MalfunctionMar 2, 2020Moisture or Humidity Problem; Patient Device Interaction Problem; Moisture or Humidity Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT CUSTOMER ACCIDENTALLY PLACED INSULIN PUMP TO THE WASHER. CUSTOMER REPORTED THAT INSULIN PUMP HAD FLUID IN THE RESERVOIR COMPARTMENT. THE INSULIN PUMP HAD SMALL CRACK ON THE TOP OF IT. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WAS RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9773368 ↗
• MalfunctionMar 2, 2020Display or Visual Feedback Problem; Display or Visual Feedback Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD PARTIAL DISPLAY. CUSTOMER ALSO STATED THE INSULIN PUMP WAS NEITHER DROPPED NOR BUMPED. 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 9773174 ↗
• InjuryFeb 21, 2020Mechanical Problem; Environmental Compatibility Problem; No Apparent Adverse Event; Mechanical Problem; Environmental Compatibility Problem; No Apparent Adverse Event

  CUSTOMER REPORTED VIA PHONE CALL THAT THEY EXPERIENCED LOW BLOOD GLUCOSE LEVEL AND INSULIN PUMP RECEIVED MOTOR ERROR ALARM AND MOTOR POSITION ENCODER ERROR. CUSTOMER STATED THAT THEY ARE UNABLE TO DESCRIBE THE POSSIBLE DAMAGE TO THE DRIVE SUPPORT CAP. CUSTOMER STATED THE INSULIN PUMP WAS EXPOSED TO MAGNETIC RESONANCE IMAGE. CUSTOMER STATED THAT INSULIN PUMP WAS NOT WORKING NOW. CUSTOMER STATED THAT SHE HAD A LOW BLOOD GLUCOSE BUT SHE WAS COMFORTABLE TO CONTINUE TO TROUBLESHOOTING. CUSTOMER ALREADY HAD A COCA COLA FOR HER LOW BLOOD SUGAR. THE DEVICE WILL BE RETURNED FOR ANALYSIS.

  Patient problems: Hypoglycemia

  MAUDE report 9738013 ↗

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