It was reported that during an implant procedure, this new cardiac resynchronization therapy defibrillator (crt-d) was connected to the patient's previously implanted right ventricular (rv) lead, however no pacing was observed.The patient went into cardiac arrest and cardiopulmonary resuscitation was performed.The crt-d was disconnected from the rv lead and then reconnected; however, no pacing was still observed.A message was displayed on the programmer saying 'incompatible tachy mode: function disabled.' the crt-d was removed and replaced prior to pocket closure and was never in service.No additional adverse patient effects were reported.The crt-d is expected to be returned back from the field for analysis, this event will be updated upon completion of analysis.
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