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

Model Number	9500-27
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Codes	Burn(s) (1757); Erythema (1840); Itching Sensation (1943); Reaction (2414)
Date of Event	01/04/2017
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
(b)(4).The user's guide states: inserting the sensor and wearing the adhesive patch might cause infection, bleeding, pain or skin irritations (redness, swelling, bruising, itching, scarring or skin discoloration).
Event or Problem Description
Dexcom was made aware on (b)(6) 2017 that on (b)(6) 2017, that the patient experienced a skin reaction under the sensor patch.The sensor was inserted at the abdomen on (b)(6) 2017.The reaction was described as a strong itch, redness, elevated skin, leaves occasional burn marks, a permanent dark mark on skin.Affected area was treated with over-the-counter benadryl cream.At time of contact, patient is still having issue.No additional patient or event information was provided.Product was not provided for investigation.However, photographs were provided which confirmed the alleged malfunction.The root cause could not be determined.

• Brand Name: DEXCOM G4 PLATINUM CONTINUOUS GLUCOSE MONITORING SYSTEM
• Common Device Name: CONTINUOUS GLUCOSE MONITOR
• Manufacturer (Section D): DEXCOM, INC.; 6340 sequence drive; san diego CA 92121
• MDR Report Key: 6353339
• Report Number: 3004753838-2017-15892
• Device Sequence Number: 10946001
• Product Code: MDS
• UDI-Device Identifier: 10386270000016
• UDI-Public: (01)10386270000016(241)9500-27(10)NI(17)NI
• Combination Product (Y/N): N
• Initial Reporter State: MO
• 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): 01/26/2017

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Operator of Device: Lay User/Patient
• Device Model Number: 9500-27
• Device Catalogue Number: STS-GL-011
• Device Lot Number: ASKU
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 01/26/2017
• Initial Report FDA Received Date: 02/23/2017
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Other
• Patient Age: 52 YR
• Patient Weight: 61