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

Model Number 9500-44

Device Problems Imprecision (1307); Use of Device Problem (1670)

Patient Problem No Consequences Or Impact To Patient (2199)

Event Date 05/28/2018

Event Type  malfunction  

Manufacturer Narrative

(b)(4).

Event Description

Dexcom was made aware on (b)(4) 2018, that on (b)(6) 2018, there was an inaccuracy between the continuous glucose monitor (cgm) and the blood glucose (bg) meter.Reportedly, the patient took medication containing acetaminophen.The sensor was inserted at the abdomen on (b)(6) 2018.No additional event or patient information is available.No data was provided for evaluation.The complaint confirmation of the reported inaccuracy could not be determined.A root cause could not be determined.Labeling indicates: make sure you have not taken any medications containing acetaminophen (such as tylenol).Taking medications with acetaminophen (such as tylenol®) while wearing the sensor may falsely raise your sensor glucose readings.The level of inaccuracy depends on the amount of acetaminophen active in your body and may be different for each person.

• Brand Name: DEXCOM G4 PLATINUM CONTINUOUS GLUCOSE MONITORING SYSTEM
• Type of Device: CONTINUOUS GLUCOSE MONITOR
• Manufacturer (Section D): DEXCOM, INC.; 6340 sequence drive; san diego CA 92121
• Manufacturer (Section G): DEXCOM, INC.; 6340 sequence drive; san diego CA 92121
• Manufacturer Contact: kipp durbin ; 6340 sequence drive; san diego, CA 92121 ; 8582000200
• MDR Report Key: 7636282
• MDR Text Key: 112478583
• Report Number: 3004753838-2018-68916
• Device Sequence Number: 1
• Product Code: MDS
• Combination Product (y/n): N
• Reporter Country Code: GM
• PMA/PMN Number: P120005
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: consumer,foreign
• Reporter Occupation: Other
• Type of Report: Initial
• Report Date: 05/28/2018

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 06/25/2018
• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Lay User/Patient
• Device Expiration Date: 02/27/2019
• Device Model Number: 9500-44
• Device Catalogue Number: STS-GF-001
• Device Lot Number: 5234598
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Was the Report Sent to FDA?: No
• Date Manufacturer Received: 05/28/2018
• Was Device Evaluated by Manufacturer?: Device Not Returned to Manufacturer
• Date Device Manufactured: 02/27/2018
• Is the Device Single Use?: Yes
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Initial
• Patient Sequence Number: 1
• Patient Age: 68 YR
• Patient Weight: 74