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

Model Number	MT22949
Medical Device Problem Code	Wireless Communication Problem (3283)
Health Effect - Clinical Code	No Consequences Or Impact To Patient (2199)
Date of Event	12/26/2017
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
(b)(4).
Event or Problem Description
Dexcom was made aware on (b)(4) 2017 that on (b)(6) 2017, a loss of connection between the transmitter and receiver occurred.No additional patient or event information is available.Data was returned and evaluated.The reported event of a loss of connection was confirmed via data.A probable cause could not be determined.

• 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: 7215892
• Report Number: 3004753838-2018-008638
• Device Sequence Number: 10804117
• Product Code: PQF
• UDI-Device Identifier: 30386270000324
• UDI-Public: 30386270000324
• Combination Product (Y/N): N
• Initial Reporter State: MS
• 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
• Report Date (Section B): 12/26/2017

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: MT22949
• Device Catalogue Number: STR-SD-001
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 12/26/2017
• Initial Report FDA Received Date: 01/24/2018
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Patient Age: 7 YR