MAUDE Adverse Event Report: MEDTRONIC MINIMED PARADIGM REAL-TIME INSULIN INFUSION PUMP MMT-522LNAS; PUMP, INFUSION, INSULIN, TO BE USED WITH INVASIVE GLUCOSE SENSOR

Model Number	MMT-522LNAS
Medical Device Problem Code	Mechanical Problem (1384)
Health Effect - Clinical Code	No Consequences Or Impact To Patient (2199)
Date of Event	11/28/2019
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Currently it is unknown whether or not the device may have caused or contributed to the event as no product has been returned.The device will be returned for analysis and further information will follow once the analysis has been completed.No conclusion can be drawn at this time.
Event or Problem Description
The customer reported via phone call that the insulin pump had motor position encoder error and had a broken force sensor was detected during seating or regular delivery alarm.The customer's blood glucose level was 172 mg/dl.The customer stated that they were able to clear the alarm but unable to rewind the insulin pump.Customer was advised that the insulin pump will need to be replaced.The customer was advised to disconnect from the insulin pump and revert to the backup plan.The insulin pump will be returned for analysis.
Additional Manufacturer Narrative
Device alarmed motor error during rewind due to motor encoder signal out of phase.Unable to perform the displacement test, rewind, basic occlusion test, occlusion test, prime/a33 test and excessive no delivery test or verify a35, a32 and e70 alarm due to motor error alarms.Device received with broken reservoir tube lip and cracked battery tube threads.A test reservoir was installed and did not lock in place due to complete broken reservoir tube lip.

• Brand Name: PARADIGM REAL-TIME INSULIN INFUSION PUMP MMT-522LNAS
• Common Device Name: PUMP, INFUSION, INSULIN, TO BE USED WITH INVASIVE GLUCOSE SENSOR
• Manufacturer (Section D): MEDTRONIC MINIMED; 18000 devonshire st.; northridge CA 91325 1219
• MDR Report Key: 9399712
• Report Number: 2032227-2019-126184
• Device Sequence Number: 2230581
• Product Code: OYC
• UDI-Device Identifier: 00613994407696
• UDI-Public: (01)00613994407696
• Combination Product (Y/N): N
• Initial Reporter State: MI
• Initial Reporter Country: US
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: consumer
• Initial Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date (Section B): 05/19/2020

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Lay User/Patient
• Device Model Number: MMT-522LNAS
• Device Catalogue Number: MMT-522LNAS
• Device Lot Number: A000114248
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 05/06/2020
• Initial Date Received by Manufacturer: 11/28/2019
• Supplement Date Received by Manufacturer: 05/18/2020
• Initial Report FDA Received Date: 12/03/2019
• Supplement Report FDA Received Date: 05/19/2020
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Patient Age: 72 YR
• Patient Weight: 77