FDA Adverse Event Malfunction Summary report: N

DEXCOM G7 CONTINUOUS GLUCOSE MONITORING SYSTEM

MDR report key: 24253458 · Received February 3, 2026

Report

Report Number
3004753838-2026-083240
Event Type
Malfunction
Date Received
February 3, 2026
Date of Event
February 2, 2026
Report Date
April 17, 2026
Manufacturer
DEXCOM, INC.
Product Code
QBJ
UDI-DI
00386270004093
PMA / PMN Number
K213919
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
KS, US
Reporter Occupation
OTHER
Health Professional
N

Narratives

Additional Manufacturer Narrative · 0

(B)(4).

Additional Manufacturer Narrative · 0

(B)(4). 3004753838-2026-083240 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

IT WAS REPORTED THAT A DETACHED OR MISSING SENSOR WIRE OCCURRED. THE SENSOR WAS INSERTED INTO THE ARM ON (B)(6) 2026. 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 3/3/2026 AND 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) 2026 PRODUCT HAS BEEN RETURNED AND THE INVESTIGATION IS BEING REVIEWED. A SUPPLEMENTAL REPORT WILL BE SUBMITTED AFTER THE REVIEW IS COMPLETE. NO INJURY OR MEDICAL INTERVENTION WAS REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
315647 DEXCOM G7 CONTINUOUS GLUCOSE MONITORING SYSTEM CONTINUOUS GLUCOSE MONITOR QBJ DEXCOM, INC. 9500-161 1825240006 00386270004093

Patients

Seq Age Sex Outcome Treatment
1 54 YR Female TANDEM T:SLIM X2 INSULIN PUMP