FDA Adverse Event Malfunction Summary report: N

DEXCOM G7 CONTINUOUS GLUCOSE MONITORING SYSTEM

MDR report key: 24076769 · Received January 14, 2026

Report

Report Number
3004753838-2026-043315
Event Type
Malfunction
Date Received
January 14, 2026
Date of Event
December 31, 2025
Report Date
March 30, 2026
Manufacturer
DEXCOM, INC.
Product Code
QBJ
UDI-DI
00386270004116
PMA / PMN Number
K213919
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
MO, US
Reporter Occupation
OTHER
Health Professional
N

Narratives

Additional Manufacturer Narrative · 0

(B)(4). 3004753838-2026-043315 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).

Additional Manufacturer Narrative · 0

(B)(4). B5: DESCRIBE EVENT OR PROBLEM ¿ ADDITIONAL INFORMATION H2: ADDITIONAL INFORMATION/DEVICE EVALUATION INFORMATION H3A: DEVICE EVALUATED BY MANUFACTURER ¿ ADDITIONAL INFORMATION H3B: EVALUATION INCLUDED - ADDITIONAL INFORMATION H6: TYPE OF INVESTIGATION ¿ ADDITIONAL INFORMATION

Description of Event or Problem · 0

AFTER SUBMISSION OF THE INITIAL MDR PRODUCT WAS RECEIVED ON 2/10/2026 IT WAS DETERMINED THIS COMPLAINT IS NOT REPORTABLE PER (B)(4).

Description of Event or Problem · 0

IT WAS REPORTED THAT A DETACHED OR MISSING SENSOR WIRE OCCURRED. THE SENSOR WAS INSERTED INTO THE ARM 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

PRODUCT HAS BEEN RETURNED AND THE INVESTIGATION IS BEING REVIEWED. A SUPPLEMENTAL REPORT WILL BE SUBMITTED AFTER THE REVIEW IS COMPLETE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
138014 DEXCOM G7 CONTINUOUS GLUCOSE MONITORING SYSTEM CONTINUOUS GLUCOSE MONITOR QBJ DEXCOM, INC. 9500-161 1825174002 00386270004116

Patients

Seq Age Sex Outcome Treatment
1 79 YR Female