FDA Adverse Event Malfunction Summary report: N

ATTAIN OTW

MDR report key: 2812088 · Received October 31, 2012

Report

Report Number
2649622-2012-16906
Event Type
Malfunction
Date Received
October 31, 2012
Manufacturer
MEDTRONIC PUERTO RICO, INC.
Product Code
DTB
PMA / PMN Number
P010015/S003
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

THIS EVENT OCCURRED OUTSIDE THE US. ALL INFORMATION PROVIDED IS INCLUDED IN THIS REPORT. IF ADDITIONAL RELEVANT INFORMATION IS RECEIVED, A SUPPLEMENTAL REPORT WILL BE SUBMITTED. PATIENT INFORMATION IS NOT GENERALLY AVAILABLE DUE TO CONFIDENTIALITY CONCERNS.

Description of Event or Problem · 1

IT WAS REPORTED THAT THE LEFT VENTRICULAR (LV) LEAD ALSO WAS FOUND TO HAVE AN ABRUPT INCREASE IN IMPEDANCE IN THE SAME TIMEFRAME AS OCCURRED ON THE RIGHT VENTRICULAR LEAD. MANUAL LV THRESHOLD REVEALED NO CAPTURE AT HIGH OUTPUT. DURING THE PROCEDURE THE LV LEAD WAS TESTED WITH THE ANALYZER AND FOUND TO BE ACCEPTABLE AND IT WAS DETERMINED THAT THE LV IMPEDANCE WAS HIGH BECAUSE THE PACING VECTOR WAS WITH THE RV COIL. IT WAS ALSO REPORTED THAT THE WARNING DID NOT APPEAR UNTIL SEVERAL MONTHS AFTER THE HIGH IMPEDANCE TRENDS OCCURRED. THE LV LEAD REMAINS IN USE. NO PATIENT COMPLICATIONS WERE NOTED AS A RESULT OF THIS EVENT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 ATTAIN OTW IMPLANTABLE PACING LEAD DTB MEDTRONIC PUERTO RICO, INC. 4193

Patients

Seq Age Sex Outcome Treatment
1 69 YR Other 4574 IMPLANTABLE PACING LEAD| 6948 IMPLANTABLE TACHY LEAD| (B)(4) IMPLANTABLE PACEMAKER/CARDIO/DEFIB