inforMED
MalfunctionSAF

STELO GLUCOSE BIOSENSOR SYSTEM

Received Jun 24, 2026 · Event occurred Mar 12, 2026

Report 3004753838-2026-180872 · MDR key 25613174

Device

Generic name

Continuous Glucose Monitor

Manufacturer

Dexcom, Inc.

Model number

9500-174

Catalog number

STP-XN-001

Lot number

1825202011

Product problems

  • Break

Patient

70 YR · Unknown

  • No Clinical Signs, Symptoms or Conditions

Narrative

Description of Event or Problem

IT WAS REPORTED THAT AN APPLICATOR DEPLOYMENT ISSUE OCCURRED. THE SENSOR WAS INSERTED INTO THE BACK OF UPPER ARM , WHICH IS OFF-LABEL USAGE OF THE DEVICE. THE APPLICATOR WAS PROVIDED FOR INVESTIGATION. AN EXTERNAL VISUAL INSPECTION WAS PERFORMED AND FAILED DUE TO BROKEN NEEDLE. THE WEARABLE WAS ALSO PROVIDED FOR INVESTIGATION. AN EXTERNAL VISUAL INSPECTION WAS PERFORMED AND HAD MAJOR DAMAGE DUE TO GOOSENECK. THE ALLEGATION OF APPLICATOR DEPLOYMENT WAS CONFIRMED. THE PROBABLE CAUSE COULD NOT BE DETERMINED. ADDITIONALLY, A GOOSENECKING WAS FOUND IN CONNECTION TO THE REPORTED ALLEGATION. NO INJURY OR MEDICAL INTERVENTION WAS REPORTED

Additional Manufacturer Narrative

(B)(4).