FDA Adverse Event Malfunction Summary report: N

DEXCOM G7 CONTINUOUS GLUCOSE MONITORING SYSTEM

MDR report key: 24227105 · Received January 30, 2026

Report

Report Number
3004753838-2026-081200
Event Type
Malfunction
Date Received
January 30, 2026
Date of Event
December 12, 2025
Report Date
April 21, 2026
Manufacturer
DEXCOM, INC.
Product Code
QBJ
UDI-DI
00386270004109
PMA / PMN Number
K213919
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
VA, US
Reporter Occupation
OTHER
Health Professional
N

Narratives

Additional Manufacturer Narrative · 0

(B)(4).

Additional Manufacturer Narrative · 0

(B)(4).

Additional Manufacturer Narrative · 0

(B)(4). 3004753838-2026-081200 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 SENSOR WAS INSERTED INTO THE ARM ON(B)(6) 2025. DATA WAS RECEIVED BUT NOT INVESTIGATED AS DATA WILL NOT CONFIRM THE ISSUE. PRODUCT HAS BEEN RECEIVED BUT IS PENDING EVALUATION. A FOLLOW UP REPORT WILL BE SUBMITTED UPON COMPLETION. NO INJURY OR MEDICAL INTERVENTION WAS REPORTED.

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

AFTER SUBMISSION OF THE INITIAL MDR PRODUCT WAS RECEIVED ON 3/18/2026 IT WAS DETERMINED THIS COMPLAINT IS NOT REPORTABLE PER (B)(4).

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
69451 DEXCOM G7 CONTINUOUS GLUCOSE MONITORING SYSTEM CONTINUOUS GLUCOSE MONITOR QBJ DEXCOM, INC. 9500-161 1825140002 00386270004109

Patients

Seq Age Sex Outcome Treatment
1 63 YR Male