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Patient 1
THE DEVICE WAS NOT RETURNED TO STRYKER SUSTAINABILITY SOLUTIONS FOR EVALUATION. SHOULD THE DEVICE BECOME AVAILABLE FOR RETURN, THE INVESTIGATION WILL BE REOPENED. AS THE DEVICE WAS NOT RETURNED TO STRYKER SUSTAINABILITY SOLUTIONS, EVALUATION WAS UNABLE TO BE PERFORMED. A REVIEW OF THE DHR FOR THE REPORTED LOT NUMBER SUPPORTS THAT THE DEVICE MET ALL INSPECTION AND TEST CRITERIA PRIOR TO RELEASE FROM STRYKER. THEREFORE, THE MOST LIKELY ROOT CAUSES ARE: USER IMPROPERLY MANIPULATES CATHETER AND/OR GUIDING SHEATH. ELECTRODE DAMAGE CAUSED BY MISHANDLING/IMPROPER STORAGE. POOR FIT OF COMPONENTS OR COMPONENT DAMAGE CAUSES USER TO EXERT EXCESSIVE FORCE INSERTING DEVICE (E.G. KINKS, BENDS, ELECTRODE DAMAGE, CUTS). THE INSTRUCTIONS FOR USE (IFU) STATE: INSPECT THE CATHETER FOR OVERALL CONDITION AND PHYSICAL INTEGRITY. DO NOT USE THE CATHETER IF ELECTRODES APPEAR LOOSE OR IF ANY DAMAGE IS NOTED. IF SUCH PROBLEMS EXIST, RETURN THE CATHETER AND PACKAGING TO STRYKER SUSTAINABILITY SOLUTIONS. CONNECT THE CATHETER TO THE CORRESPONDING CABLE CONNECTOR. CONNECT THE CABLE TO THE CORRECT ELECTRONIC EQUIPMENT FOR RECORDING AND/OR SENSING. OBSERVE POLARITY OF PROXIMALLY LOCATED CONNECTOR PINS OF THE INTERFACE CABLE WHEN CONNECTING TO THE ELECTRONIC EQUIPMENT. ISOLATE ANY UNUSED CONNECTOR PINS TO REDUCE DEVELOPMENT OF ACCIDENTAL CURRENT PATHWAYS TO THE HEART. FOLLOW A SUITABLE ELECTROPHYSIOLOGY STUDY PROTOCOL. DO NOT AUTOCLAVE CATHETER. DO NOT USE FOR ELECTRICAL ABLATION. AVOID EXCESSIVE CONTACT OF HANDPIECE WITH FLUIDS, AS THIS COULD ADVERSELY AFFECT THE ELECTRICAL PERFORMANCE OF THE CATHETER. DIAGNOSTIC EP CATHETERS ARE NOT RECOMMENDED FOR LONG TERM PACING. INSPECT THE PACKAGING AND CATHETER FOR DAMAGE OR DEFECTS PRIOR TO USE. THE REPORTED EVENT WILL BE MONITORED THROUGH POST-MARKET SURVEILLANCE.