FDA Adverse Event Other Summary report: N

SEVEN CONTINUOUS GLUCOSE MONITORING SENSOR

MDR report key: 1628709 · Received February 24, 2010

Report

Report Number
3004753838-2010-00075
Event Type
Other
Date Received
February 24, 2010
Date of Event
February 8, 2010
Report Date
February 24, 2010
Manufacturer
DEXCOM, INC.
Product Code
MDS
PMA / PMN Number
P050012
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
NOT APPLICABLE

Narratives

Additional Manufacturer Narrative · 1

DEXCOM, INC. AND FDA AGREED DURING A FACILITY INSPECTION THAT ANY POSSIBLE BROKEN SENSOR WIRE WAS A REPORTABLE EVENT, EVEN IN THE ABSENCE OF ANY EVIDENCE OF PHYSICAL HARM OR NECESSITY FOR INTERVENTION. DURING PT'S INITIAL CALL TO DEXCOM TECHNICAL SUPPORT, PT WAS ADVISED, PER SCRIPT, THAT IN THE RARE INSTANCES WHEN A BROKEN SENSOR WIRE POSSIBLY UNDERNEATH THE SKIN HAS OCCURRED IN THE PAST, CONSULTING PHYSICIANS AND SURGEONS HAVE RECOMMENDED NOT TO REMOVE THE WIRE FRAGMENT FROM THE SKIN AS LONG AS THERE ARE NO SYMPTOMS OF INFECTION OR INFLAMMATION. IN THE EVENT THAT SIGNS AND/OR SYMPTOMS OF INFECTION OR INFLAMMATION ARISE, SUCH AS REDNESS, SWELLING, OR PAIN, PT WAS ADVISED TO CONSULT WITH THE PRESCRIBING PHYSICIAN FOR THE BEST WAY TO PROCEED. PT WAS FURTHER ADVISED THAT IF THERE IS NO PORTION OF THE BROKEN WIRE FRAGMENT VISIBLE ABOVE THE SKIN, ATTEMPTS TO REMOVE WITHOUT MEDICAL GUIDANCE WERE NOT RECOMMENDED.

Description of Event or Problem · 1

PT CONTACTED DEXCOM ON (B)(6) 2010 TO REPORT THAT SHE HAD EXPERIENCED A POSSIBLE BROKEN SENSOR WIRE WITH A RETAINED DISTAL END. THE SUSPECT SENSOR WAS RETURNED TO DEXCOM ON (B)(6) 2010. LAB INVESTIGATION REVEALED THAT THE RETURNED SENSOR WAS COMPLETELY INTACT AND COULD NOT HAVE BROKEN OFF UNDER PT'S SKIN. PT'S INITIAL COMPLAINT REPORTED NO DIFFICULTY WITH THE INSERTION PROCESS. PT RECEIVED READINGS WITHOUT ISSUE FOR 5-6 DAYS UNTIL SHE RECEIVED AN EARLY SENSOR SHUTOFF ("ESS") NOTIFICATION ON DAY SIX OF HER SESSION. UPON REMOVING THE SENSOR, PT NOTICED "A SMALL BLACK FLECK" AT THE POINT OF INSERTION. PT BELIEVED THE BLACK FLECK WAS EITHER A PIECE OF THE SENSOR WIRE OR A BIT OF DRIED BLOOD. PT VISITED HER PRIMARY CARE PHYSICIAN AND EXPRESSED HER CONCERN. PT'S PHYSICIAN EXAMINED THE SITE AND ADVISED PT THAT THE SITE LOOKED FINE, BUT TO KEEP AN EYE ON IT FOR POSSIBLE INFECTION. DEXCOM TECHNICAL SUPPORT MADE A FOLLOW-UP CALL TO PT ON (B)(6) 2010 TO INFORM HER THAT NO BREAK HAD OCCURRED. PT REPORTED THAT THE INJECTION SITE HEALED NORMALLY AND SHE WAS JUST BEING "OVERLY NERVOUS."

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 SEVEN CONTINUOUS GLUCOSE MONITORING SENSOR MDS DEXCOM, INC. 9500-03 5006532

Patients

Seq Age Sex Outcome Treatment
1 35 YR Other