inforMED
InjuryNHW

UNKNOWN

Received Jan 14, 2013 · Event occurred Dec 13, 2012

Report 2124215-2012-16851 · MDR key 2913199

Device

Generic name

Implantable Lead

Model number

4312

Product problems

  • High impedance
  • Connection Problem

Patient

Not reported

  • No Consequences Or Impact To Patient

Narrative

Description of Event or Problem

INFORMATION WAS RECEIVED THAT DURING THE PROCEDURE, THE SUTURE WAS NOT CONNECTED TO THE MUSCLE TISSUE. THE DEVICE HAD MOVED DOWNWARD TO THE LOWER PART OF THE ABDOMEN. THE CONNECTIONS WERE TIGHT THROUGH THIS AND ALL THREE ADAPTERS HAD INSULATION DAMAGE WHERE THE HEADER ENDS. IT WAS SUSPECTED THAT THE CHANGE OF DEVICE POSITION CREATED TOO MUCH TENSION ON THE ADAPTERS. AS NO DEVICE MALFUNCTION WAS SUSPECTED AND THERE WAS SUFFICIENT LONGEVITY, THE DEVICE REMAINS IMPLANTED WITH A NEW RV LEAD. NO ADVERSE PATIENT EFFECTS WERE REPORTED AS A RESULT OF THE PROCEDURE.

Additional Manufacturer Narrative

THIS INVESTIGATION WILL BE UPDATED SHOULD FURTHER INFORMATION BE PROVIDED.

Description of Event or Problem

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THE DEVICE WAS PROGRAMMED TO MONITOR ONLY AS THERE WERE SHOCK IMPEDANCE MEASUREMENTS GREATER THAN 125 OHMS ON THE RIGHT VENTRICULAR (RV) LEAD. A CONNECTION ISSUE BETWEEN THE ADAPTER AND LEAD WAS SUSPECTED. AS A RESULT, A REVISION PROCEDURE WAS SCHEDULED. NO ADVERSE PATIENT EFFECTS WERE REPORTED.

Additional Manufacturer Narrative

THE PRODUCT IS EXPECTED TO BE RETURNED FOR ANALYSIS. THIS REPORT WILL BE UPDATED UPON RETURN AND COMPLETION OF ANALYSIS.