inforMED
MalfunctionNHW

PATCH

Received Jul 6, 2012 · Event occurred May 29, 2012

Report 2124215-2012-07802 · MDR key 2643544

Device

Generic name

Implantable Lead

Model number

0041

Product problems

  • Failure to Capture
  • Low impedance

Patient

55 YR

  • No Consequences Or Impact To Patient

Narrative

Description of Event or Problem

ADDITIONAL INFORMATION WAS RECEIVED REGARDING THE EXPLANT PROCEDURE STATING THAT TESTING WITH HIGH AND LOW VOLTAGE SHOCKS RESULTED IN RUINING THE EXISTING LEADS. THEREFORE, THE PHYSICIAN ELECTED TO IMPLANT A SINGLE CHAMBER DEVICE.

Description of Event or Problem

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS LEAD WAS EXHIBITING IMPEDANCE MEASUREMENTS LESS THAN 200 OHMS AND NO CAPTURE DESPITE MAXIMUM DEVICE OUTPUTS. THE LEAD WAS SURGICALLY ABANDONED DURING AN ELECTIVE DEVICE REPLACEMENT PROCEDURE. NO ADVERSE PATIENT EFFECTS WERE REPORTED.

Additional Manufacturer Narrative

THE LEAD WAS NOT RETURNED FOR TESTING. THEREFORE, BOSTON SCIENTIFIC CANNOT CONFIRM THE REPORTED CLINICAL OBSERVATIONS. NO OTHER ADVERSE EVENTS HAVE BEEN REPORTED. THIS PRODUCT ISSUE WILL BE UPDATED IF ADDITIONAL INFORMATION IS RECEIVED.