MAUDE Adverse Event Report: DEXCOM, INC. DEXCOM G4 PLATINUM CONTINUOUS GLUCOSE MONITORING SYSTEM

Model Number	MT22430
Medical Device Problem Codes	Use of Device Problem (1670); Device Displays Incorrect Message (2591)
Health Effect - Clinical Code	No Consequences Or Impact To Patient (2199)
Date of Event	01/29/2018
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
(b)(4).
Event or Problem Description
Dexcom was made aware on (b)(4) 2018, that on (b)(6) 2018, an error icon was displayed on the receiver.Reportedly, the adult patient is using a pediatric receiver.No additional event or patient information is available.No product or data was not available for evaluation.Confirmation of the error icon and a probable cause could not be determined.Labeling indicates: the dexcom system is a glucose monitoring device indicated for detecting trends and tracking patterns in persons ages 2 to 17 years with diabetes.

• Brand Name: DEXCOM G4 PLATINUM 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: 7290668
• Report Number: 3004753838-2018-018651
• Device Sequence Number: 11133738
• Product Code: MDS
• UDI-Device Identifier: 10386270000078
• UDI-Public: 10386270000078
• Combination Product (Y/N): N
• Initial Reporter State: PA
• 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): 01/29/2018

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: MT22430
• Device Catalogue Number: STK-KD-001
• Device Lot Number: 5179449
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 01/29/2018
• Initial Report FDA Received Date: 02/22/2018
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Patient Age: 20 YR
• Patient Weight: 104