MiniMed® 530G MMT-751NAP (UDI 00643169503700)Recalls & reported problems

Summary

The FDA's MAUDE database contains 2,637 adverse event reports that list this exact device (DI 00643169503700), received between May 9, 2017 and Jun 15, 2023 — classified as 12 deaths, 831 injuries, 1,794 malfunctions.

The most frequently reported specific device problem is “Mechanical Problem” (467 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 2,637 reports, in the reporter's own words as published by the FDA.

• MalfunctionJun 15, 2023Break; Break

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE CUSTOMER REPORTED DAMAGE TO THE THREADS IN THE BATTERY COMPARTMENT OF THE PUMP. TROUBLESHOOTING WAS PERFORMED AND IT WAS REPORTED THAT THE LOCATION OF THE DAMAGE IS AT THE BATTERY COMPARTMENT. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE CUSTOMER DISCONTINUED USING THE DEVICE AND THE DEVICE WAS RETURNED FOR ANALYSIS.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 17132663 ↗
• MalfunctionApr 13, 2022Moisture 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 CRACK AND FLUID INSIDE. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE CUSTOMER WILL DISCONTINUE TO USE THE PRODUCT.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 14098183 ↗
• MalfunctionOct 26, 2020Display or Visual Feedback Problem; Obstruction of Flow; Material Integrity Problem; Patient Device Interaction Problem; Display or Visual Feedback Problem; Obstruction of Flow; Material Integrity Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD UNEXPLAINED NO DELIVERY ALARMS, BATTERY CAP WAS STRIPPED AND WORN, BACKLIGHT WAS DIMMER AND HAIRLINE FRACTURE NEAR THE SCREEN. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WAS BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10738528 ↗
• MalfunctionOct 15, 2020Device Alarm System; Obstruction of Flow; Battery Problem; Device Alarm System; Obstruction of Flow; Battery Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD NO DELIVERY ALARM AND BATTERIES WERE NOT LASTING LONG SOMETIMES. CUSTOMER REPORTED THAT THE RESERVOIR SAID THAT IT WAS EMPTY AND IT WAS NOT. 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 10682066 ↗
• MalfunctionOct 1, 2020Patient Device Interaction Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT RETAINER RING WAS CRACKED. RESERVOIR WAS ABLE TO LOCK IN PLACE. 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 10617419 ↗
• MalfunctionAug 27, 2020Obstruction of Flow; Battery Problem; Patient Device Interaction Problem; Obstruction of Flow; Battery Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD DEEP SCRATCHES ON THE DISPLAY WITH DEPLETED BATTERY LIFE AND NO DELIVERY ALARMS SOUNDING. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WAS RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10458569 ↗
• InjuryAug 13, 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 LEVEL. CUSTOMER'S BLOOD GLUCOSE VALUE WAS 522 MG/DL AT THE TIME OF THE INCIDENT. THE CUSTOMER DECLINED TROUBLESHOOTING FOR HIGH BLOOD GLUCOSE. CUSTOMER STATED THAT INFUSION SET CANNULA WAS BENT. THE DEVICE WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 10400911 ↗
• MalfunctionAug 11, 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 THE INSULIN PUMP ACT AND ESC BUTTONS HAD TO BE PRESSED TWO OR THREE TIMES TO GET THEM TO GO. CUSTOMER STATED INSULIN PUMP HAD NO DELIVERY ALARM, REWIND LOUDER THAN BEFORE. 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 10389758 ↗
• MalfunctionAug 11, 2020Display or Visual Feedback Problem; Device Difficult to Program or Calibrate; Material Integrity Problem; Display or Visual Feedback Problem; Device Difficult to Program or Calibrate; Material Integrity Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP REJECTED NEW BATTERIES, BACKLIGHT WAS DIMMER, POLARIZATION ON THE SCREEN AND THE UP AND DOWN ARROW BUTTONS WERE STICKY. 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 10389714 ↗
• InjuryAug 11, 2020Mechanical Problem; Battery Problem; Patient Device Interaction Problem; Mechanical Problem; Battery Problem; Patient Device Interaction Problem

  IT WAS STATED THAT THE CUSTOMER WAS ALSO GOING THROUGH BATTERIES MORE QUICKLY. CUSTOMER SAID THE LOW BLOOD GLUCOSE AND HOSPITALIZATION WAS HER FAULT.

  Patient problems: Hypoglycemia

  MAUDE report 10389254 ↗
• MalfunctionAug 7, 2020Obstruction of Flow; Failure of Device to Self-Test; Patient Device Interaction Problem; Obstruction of Flow; Failure of Device to Self-Test; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD FAILED DISPLACEMENT TEST. CUSTOMER STATED THAT THE INSULIN PUMP HAD SELF TEST AND IT WAS PASS AND ALSO HAD 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 10377995 ↗
• MalfunctionAug 6, 2020Display or Visual Feedback Problem; Battery Problem; Connection Problem; Patient Device Interaction Problem; Display or Visual Feedback Problem; Battery Problem; Connection Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE RESERVOIR HAD ISSUE WITH LOCK IN, RAINBOW EFFECT ON SCREEN AND THEN SCREEN COMPLETELY DIMMED OUT UNABLE TO SEE ANYTHING ON SCREEN, HAD TO CHANGE BATTERY IN LESS THAN 7 DAYS AND INSULIN PUMP HAD LOST SETTINGS WHEN SCREEN WENT BLANK. 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 10372494 ↗
• MalfunctionAug 5, 2020Mechanical Problem; Device Difficult to Program or Calibrate; Mechanical Problem; Device Difficult to Program or Calibrate

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD BUTTON ERROR AND THE IT WAS SLOWER AND LOUDER DURING REWINDING. 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 10366362 ↗
• MalfunctionAug 5, 2020Device Difficult to Program or Calibrate; Power Problem; Device Difficult to Program or Calibrate; Power Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT BUTTONS WERE HARDER TO PRESS SOMETIMES, INSULIN PUMP HAD FAILED BATTERY TESTS. 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 10366233 ↗
• MalfunctionAug 4, 2020Obstruction of Flow; Battery Problem; Patient Device Interaction Problem; Obstruction of Flow; Battery Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD SCRATCHES ON SCREEN AND SCREEN WAS HARD TO READ. CUSTOMER STATED THE INSULIN PUMP HAD UNEXPLAINED NO DELIVERY ALARMS AND DIMINISHED BATTERY LIFE. 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 10362088 ↗
• MalfunctionAug 4, 2020Mechanical Problem; Obstruction of Flow; Mechanical Problem; Obstruction of Flow

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT INSULIN PUMP HAD MOTOR ERROR ALARM AND NO DELIVERY ALARM. THE CUSTOMER STATED THAT THE DRIVE SUPPORT CAP WAS NORMAL. CUSTOMER REPORTED THAT THEY WERE ABLE TO CLEAR AND REWIND THE INSULIN PUMP. MOTOR ERROR ALARM WAS AGAIN HAPPENED AFTER TROUBLESHOOTING WAS PERFORMED. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL BE RETURNED FOR NALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10360952 ↗
• MalfunctionAug 3, 2020Connection Problem; Patient Device Interaction Problem; Connection Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE RETAINER RING HAD CRACK. CUSTOMER REPORTED THAT THERE WAS PHYSICAL DAMAGE TO THE INSULIN PUMP'S RETAINER RING AND THE RESERVOIR WAS NOT ABLE TO LOCK IN PLACE WHEN INSERTED INTO INSULIN PUMP. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE DEVICE WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10355770 ↗
• MalfunctionAug 3, 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 COMPROMISED FORCE SENSOR SYSTEM ERROR AND UNABLE TO EXIT LOAD RESERVOIR FILL TUBING SCREEN. THE DRIVE SUPPORT CAP WAS NOT NORMAL. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE DEVICE WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10355230 ↗
• MalfunctionJul 31, 2020Mechanical Problem; Battery Problem; Communication or Transmission Problem; Patient Device Interaction Problem; Mechanical Problem; Battery Problem; Communication or Transmission Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD MOTOR ERROR ALARM. CUSTOMER STATED THE INSULIN PUMP HAD SHORTER BATTERY LIFE, SMALL CRACKED PIECES IN CASE AND UNABLE TO CONNECT COMPLETELY TO CONTINUOUS GLUCOSE MONITOR. 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 10348594 ↗
• MalfunctionJul 29, 2020Failure to Cycle; Detachment of Device or Device Component; Patient Device Interaction Problem; Failure to Cycle; Detachment of Device or Device Component; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD COMPROMISED FORCE SENSOR SYSTEM ALARM. CUSTOMER STATED THAT THE DRIVE SUPPORT CAP WAS DAMAGED. CUSTOMER STATED THAT THE RESERVOIR COMPARTMENT WAS CRACKED. CUSTOMER STATED THAT THE RESERVOIR WAS ABLE TO LOCK IN PLACE. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 10337159 ↗
• MalfunctionJul 29, 2020Device Difficult to Program or Calibrate; Battery Problem; Patient Device Interaction Problem; Device Difficult to Program or Calibrate; Battery Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT BUTTONS WERE STICKING. THE CUSTOMER STATED THAT INSULIN PUMP SCREEN WAS CHIPPED AND SCRATCHED, BATTERY LIFE WAS LESS THAN 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 10336865 ↗
• MalfunctionJul 28, 2020Device Difficult to Program or Calibrate; Power Problem; Device Difficult to Program or Calibrate; Power Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP UP AND DOWN BUTTONS WERE HARD TO READ AND HAD TO PRESS MORE THAN ONCE TO GET RESPOND. INSULIN PUMP REJECTED BATTERIES. 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 10331961 ↗
• MalfunctionJul 27, 2020Power Problem; Patient Device Interaction Problem; Power Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT INSULIN PUMP HAD NOT DAMAGE BUT THERE WAS A PLASTIC COMING OFF EVERY TIME SHE TAKE OFF THE RESERVOIR. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP HAD REJECTED NEW BATTERY AND CLOCK HAD TO BE PRESSED REPROGRAMMED. THE DEVICE WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10325128 ↗
• MalfunctionJul 27, 2020Mechanical Problem; Mechanical Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP'S REWIND PROCESS WAS SLOWER WHEN BATTERY WAS LOW. 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 10324904 ↗
• MalfunctionJul 27, 2020Patient Device Interaction Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THERE WAS SCRATCHES ON SCREEN WHICH MAKE IT DIFFICULT TO READ. THE CUSTOMER STATED THERE WAS CRACK ON SIDE OF 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 10324765 ↗

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