FDA Adverse Event Malfunction Summary report: N

PUMP MMT-1880L MM770G BLE MG

MDR report key: 24342709 · Received February 16, 2026

Report

Report Number
2032227-2026-127761
Event Type
Malfunction
Date Received
February 16, 2026
Date of Event
January 26, 2026
Report Date
May 4, 2026
Manufacturer
MEDTRONIC PUERTO RICO OPERATIONS CO.
Product Code
OZP
UDI-DI
000076300058619503
PMA / PMN Number
P160017
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
OK, US
Reporter Occupation
003

Narratives

Additional Manufacturer Narrative · 0

THIS MDR RELATED TO THE PUERTO RICO MANUFACTURING SITE HAS BEEN ASSIGNED A MEDWATCH NUMBER FROM THE MEDTRONIC MINIMED NORTHRIDGE SITE, PER VARIANCE 5. CURRENTLY IT IS UNKNOWN WHETHER OR NOT THE DEVICE MAY HAVE CAUSED OR CONTRIBUTED TO THE EVENT AS NO PRODUCT HAS BEEN RETURNED. NO CONCLUSION CAN BE DRAWN AT THIS TIME. WE THEREFORE CONSIDER THIS REPORT COMPLETE TO THE BEST OF OUR KNOWLEDGE. MEDTRONIC SUBMITS THIS REPORT TO COMPLY WITH FDA REGULATIONS 21 CFR PARTS 4 AND 803. MEDTRONIC HAS MADE REASONABLE EFFORTS TO PROVIDE AS MUCH RELEVANT INFORMATION AS IS AVAILABLE TO THE COMPANY AS OF THE SUBMISSION DATE OF THIS REPORT. THIS REPORT DOES NOT CONSTITUTE AN ADMISSION OR A CONCLUSION BY FDA, MEDTRONIC, OR ITS EMPLOYEES THAT THE DEVICE, MEDTRONIC, OR ITS EMPLOYEES CAUSED OR CONTRIBUTED TO THE EVENT DESCRIBED IN THE REPORT. ANY REQUIRED FIELDS THAT ARE UNPOPULATED ARE BLANK BECAUSE THE INFORMATION IS CURRENTLY UNKNOWN OR UNAVAILABLE. MEDTRONIC WILL SUBMIT A SUPPLEMENTAL REPORT IF ADDITIONAL RELEVANT INFORMATION BECOMES KNOWN.

Additional Manufacturer Narrative · 0

PUMP RECEIVED WITH AN INTERMITTENT RESPONSIVE KEYPAD AT THE MIDDLE BUTTON. HOWEVER, UNIT PASSED SELF-TEST. PUMP WAS CUT OPEN TO PERFORM VISUAL INSPECTION AND FOUND A FLATTENED DOME ON THE MIDDLE KEYPAD, NO MOISTURE DAMAGE ON ELECTRONIC ASSEMBLY. THE J1 CONNECTOR ON PCBA 1 WAS LOCKED PROPERLY DURING VISUAL INSPECTION. SUCCESSFULLY DOWNLOADED HISTORY FILES AND TRACES USING THUS. A STUCK BUTTON ALARM DID NOT OCCUR DURING TESTING. HOWEVER, STUCK BUTTON ALARM WAS FOUND IN THE DOWNLOAD ON EVENT DATE (B)(6) 2026 18:38:32.000, (B)(6) 2026 18:38:50.000, (B)(6) 2026 08:50:05.000, (B)(6) 2026 08:50:15. TEST P-CAP LOCKED PROPERLY INTO RESERVOIR COMPARTMENT. THE FOLLOWING WERE NOTED DURING VISUAL INSPECTION: UNIT HAD SCRATCHED CASE, STAINED KEYPAD OVERLAY, CRACKED CASE (BATTERY TUBE), CRACKED BATTERY TUBE THREADS. STUCK BUTTON ALARM IN HISTORY FILE AND INTERMITTENT RESPONSIVE KEYPAD AT THE MIDDLE BUTTON DUE TO FLATTENED KEYPAD BUTTON DOME. BROKEN BELT CLIP RAIL NOT CONFIRMED. MEDTRONIC SUBMITS THIS REPORT TO COMPLY WITH FDA REGULATIONS 21 CFR PARTS 4 AND 803. MEDTRONIC HAS MADE REASONABLE EFFORTS TO PROVIDE AS MUCH RELEVANT INFORMATION AS IS AVAILABLE TO THE COMPANY AS OF THE SUBMISSION DATE OF THIS REPORT. THIS REPORT DOES NOT CONSTITUTE AN ADMISSION OR A CONCLUSION BY FDA, MEDTRONIC, OR ITS EMPLOYEES THAT THE DEVICE, MEDTRONIC, OR ITS EMPLOYEES CAUSED OR CONTRIBUTED TO THE EVENT DESCRIBED IN THE REPORT. ANY REQUIRED FIELDS THAT ARE UNPOPULATED ARE BLANK BECAUSE THE INFORMATION IS CURRENTLY UNKNOWN OR UNAVAILABLE. MEDTRONIC WILL SUBMIT A SUPPLEMENTAL REPORT IF ADDITIONAL RELEVANT INFORMATION BECOMES KNOWN.

Description of Event or Problem · 0

IT WAS REPORTED TO MEDTRONIC MINIMED THAT THE CUSTOMER EXPERIENCED A CRACK ON THE BACK OF THE PUMP WHERE THE BELT CLIP SLIDES IN, AND OCCASIONAL STUCK BUTTON ALARMS. THE CUSTOMER REPORTED NO ADVERSE EVENT. THE EVENT INVOLVED PRODUCT(S) MMT-1880L. TROUBLESHOOTING WAS NOT PERFORMED. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. NO PRODUCT RETURN IS REQUIRED FOR MMT-1880L.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
456932 PUMP MMT-1880L MM770G BLE MG AUTOMATED INSULIN DOSING DEVICE SYSTEM, SINGLE HORMONAL CONTROL OZP MEDTRONIC PUERTO RICO OPERATIONS CO. MMT-1880L NG4236378H 000076300058619503

Patients

Seq Age Sex Outcome Treatment
1 41 YR Female