MAUDE Adverse Event Report: DEXCOM, INC. DEXCOM G5 MOBILE CONTINUOUS GLUCOSE MONITORING SYSTEM

Model Number	MT22719
Medical Device Problem Code	Unexpected Shutdown (4019)
Health Effect - Clinical Code	No Consequences Or Impact To Patient (2199)
Date of Event	01/22/2019
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
(b)(4).
Event or Problem Description
Dexcom was made aware on (b)(4) 2019 that on (b)(6) 2019 the receiver ceased to function.No additional event or patient information is available.No product or data was provided for evaluation.The confirmation of the complaint is undetermined.The probable cause could not be determined.
Additional Manufacturer Narrative
(b)(4).
Event or Problem Description
It was reported that the receiver ceased to function.The product was evaluated.An external visual inspection was performed and passed.Charge and boot testing was performed and passed.The log was downloaded and reviewed finding rtt loss within the investigation window.Receiver functional test was performed and passed.The receiver was opened and an internal visual inspection was performed and failed due to damaged battery/ cracked solder on battery ic pins.The allegation was confirmed.The probable cause was determined to be receiver damaged battery.No injury or medical intervention was reported.

• Brand Name: DEXCOM G5 MOBILE CONTINUOUS GLUCOSE MONITORING SYSTEM
• Common Device Name: CONTINUOUS GLUCOSE MONITOR
• Manufacturer (Section D): DEXCOM, INC.; 6340 sequence dr.; san diego CA 92121
• MDR Report Key: 8341410
• Report Number: 3004753838-2019-018699
• Device Sequence Number: 2228943
• Product Code: PQF
• UDI-Device Identifier: 10386270000269
• UDI-Public: 10386270000269
• Combination Product (Y/N): N
• Initial Reporter State: AR
• Initial Reporter Country: US
• PMA/510(K) Number: P120005
• 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): 02/14/2019

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: MT22719
• Device Catalogue Number: STK-MC-001
• Device Lot Number: 5231144
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 04/23/2019
• Was the Report Sent to FDA?: No
• Initial Date Received by Manufacturer: 01/22/2019
• Supplement Date Received by Manufacturer: 06/07/2019
• Initial Report FDA Received Date: 02/14/2019
• Supplement Report FDA Received Date: 06/26/2019
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Patient Age: 48 YR
• Patient Weight: 68