FDA Adverse Event Malfunction Summary report: N

DEXCOM G7 CONTINUOUS GLUCOSE MONITORING SYSTEM

MDR report key: 24751080 · Received April 1, 2026

Report

Report Number
3004753838-2026-124012
Event Type
Malfunction
Date Received
April 1, 2026
Date of Event
March 13, 2026
Report Date
April 7, 2026
Manufacturer
DEXCOM, INC.
Product Code
QBJ
UDI-DI
00386270004109
PMA / PMN Number
K213919
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
AL, US
Reporter Occupation
OTHER
Health Professional
N

Narratives

Additional Manufacturer Narrative · 0

(B)(4). 3004753838-2026-124012 WAS REPORTED IN ERROR. PLEASE DISREGARD INITIAL REPORTING OF THIS EVENT AS THIS EVENT HAS NOW BEEN DEEMED NOT REPORTABLE.

Additional Manufacturer Narrative · 0

(B)(4).

Description of Event or Problem · 0

SUBSEQUENT TO THE INITIAL MDR, IT WAS DETERMINED THAT A REPORT WAS SUBMITTED IN ERROR. UPON FURTHER REVIEW, IT WAS DETERMINED THAT THE PATIENT ALLEGATION DOES NOT MEET THE CRITERIA OF A REPORTABLE EVENT.

Description of Event or Problem · 0

IT WAS REPORTED THAT SIGNAL LOSS OCCURRED. PERFORMANCE DATA WAS REVIEWED. THE ALLEGATION WAS CONFIRMED DUE TO THE FINDING OF SIGNAL LOSS OVER AN HOUR WITHIN THE INVESTIGATION WINDOW. THE PROBABLE CAUSE WAS THE TRANSMITTER AND APP WERE UNABLE TO COMPLETE A DATA TRANSFER. NO INJURY OR MEDICAL INTERVENTION WAS REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
813547 DEXCOM G7 CONTINUOUS GLUCOSE MONITORING SYSTEM CONTINUOUS GLUCOSE MONITOR QBJ DEXCOM, INC. 9500-161 1825327005 00386270004109

Patients

Seq Age Sex Outcome Treatment
1 40 YR Female