FDA Adverse Event Malfunction Summary report: N

DEXCOM G7 CONTINUOUS GLUCOSE MONITORING SYSTEM

MDR report key: 23960848 · Received January 5, 2026

Report

Report Number
3004753838-2026-003518
Event Type
Malfunction
Date Received
January 5, 2026
Date of Event
December 21, 2025
Report Date
February 13, 2026
Manufacturer
DEXCOM, INC.
Product Code
QBJ
UDI-DI
00386270004109
PMA / PMN Number
K213919
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
OH, US
Reporter Occupation
OTHER
Health Professional
N

Narratives

Additional Manufacturer Narrative · 0

(B)(4).

Additional Manufacturer Narrative · 0

(B)(4). 3004753838-2026-003518 WAS REPORTED IN ERROR. PLEASE DISREGARD INITIAL REPORTING OF THIS EVENT AS THIS EVENT HAS NOW BEEN DEEMED NOT REPORTABLE.

Description of Event or Problem · 0

IT WAS REPORTED THAT A DETACHED OR MISSING SENSOR WIRE OCCURRED. THE WEARABLE WAS INSERTED INTO AN OFF-LABEL INSERTION SITE, ON (B)(6) 2025. DATA WAS RECEIVED BUT NOT INVESTIGATED AS DATA WILL NOT CONFIRM THE ISSUE. THE ALLEGATION AND A PROBABLE CAUSE COULD NOT BE DETERMINED. NO INJURY OR MEDICAL INTERVENTION WAS REPORTED.

Description of Event or Problem · 0

SUBSEQUENT TO THE INITIAL MDR SUBMISSION, PRODUCT WAS RECEIVED FOR EVALUATION ON 01/10/2026 FOR THE APPLICATOR AND ON 01/23/2026 FOR THE G7 WEARABLE. AFTER FURTHER REVIEW, THIS COMPLAINT HAS BEEN DETERMINED TO BE NOT REPORTABLE PER (B)(4).

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
20827 DEXCOM G7 CONTINUOUS GLUCOSE MONITORING SYSTEM CONTINUOUS GLUCOSE MONITOR QBJ DEXCOM, INC. 9500-161 1825156002 00386270004109

Patients

Seq Age Sex Outcome Treatment
1 55 YR Female