MAUDE Adverse Event Report: MEDTRONIC PUERTO RICO OPERATIONS CO. 530G INSULIN PUMP MMT-551NAP; ARTIFICIAL PANCREAS DEVICE SYSTEM, THRESHOLD SUSPEND

Model Number	MMT-551NAP
Medical Device Problem Code	Failure to Cycle (1142)
Health Effect - Clinical Code	No Consequences Or Impact To Patient (2199)
Date of Event	09/06/2019
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
(b)(4).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 a compromised forced sensor system error.The customer's blood glucose level was unknown.The customer reported that they were changing site and doing rewind when the alarm occurred.The customer was 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 received a33 alarm during the basic occlusion test due to loose or protruded drive support disk.Unable to perform basic occlusion test, occlusion test, prime or a33 test, excessive no delivery test due to a33 alarm.However, device passed rewind test and displacement test.

• Brand Name: 530G INSULIN PUMP MMT-551NAP
• Common Device Name: ARTIFICIAL PANCREAS DEVICE SYSTEM, THRESHOLD SUSPEND
• Manufacturer (Section D): MEDTRONIC PUERTO RICO OPERATIONS CO.; ceiba norte ind. park #50 road; juncos 00777 -386
• MDR Report Key: 9036873
• Report Number: 2032227-2019-62454
• Device Sequence Number: 2155936
• Product Code: OZO
• UDI-Device Identifier: 00643169404281
• UDI-Public: (01)00643169404281
• Combination Product (Y/N): N
• Initial Reporter State: MN
• 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): 09/26/2019

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-551NAP
• Device Catalogue Number: MMT-551NAP
• Device Lot Number: A2551NAPJ
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 09/17/2019
• Initial Date Received by Manufacturer: 09/06/2019
• Supplement Date Received by Manufacturer: 09/20/2019
• Initial Report FDA Received Date: 09/13/2019
• Supplement Report FDA Received Date: 09/27/2019
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Patient Age: 64 YR
• Patient Weight: 82