The device was used for treatment.The tourguide was not returned for analysis, as it was discarded.As a result, the allegations against this device (cardiac perforation) cannot be confirmed.A review of the device history record identified no rejects during manufacturing of this lot number.In addition, a review of complaints identified no other complaints against this lot number.The root cause could not be confirmed since it was not returned for evaluation.The investigation will focus on the potential for this failure mode and a review of product documentation.The following are potential known cause(s) for the reported failure: device not used by adequately trained personnel and/or does not follow instructions for use.Potential effect(s) may be: loss of functionality, no/poor deflection, difficulty manipulating and/or, positioning of device, or procedure delay.A review of risk for this failure mode identified the risk to be medium.Based on this investigation a capa is not required.Oscor will continue to monitor this device for complaint trends and risk.Controls are in place during manufacturing, also during qa in-process and final inspection procedures to ensure this device functions per design specifications.This is the first reported event for cardiac perforation.The aptus endosystems tourguide steerable sheath physician's manual informs the user of the following adverse events related to the use of the steerable sheath: air embolism, allergic reaction to contrast media, aortic puncture, arrhythmias, arteriovenous fistula formation, atrial septal defect, bleeding plexus injury, catheter entrapment, cardiac tamponade, coronary artery spasm and/or damage, dislodgement, dissection, endocarditis, heart block, hematoma formation, hemorrhage, hemothorax, infection, intimal tear, irregular heartbeat.Local nerve damage, mediastinal widening, myocardial infarction, pacemaker/defibrillator lead displacement, perforation, pericardial/pleural effusion, pneumothorax, pseudoaneurysm formation, pulmonary edema, stroke, subclavian artery puncture, thromboembolic events, thrombophlebitis, valve damage, vascular occlusion, vasovagal reaction, vessel damage/vessel trauma, vessel spasm.Precautions: transvenous device compatibility: use the steerable sheath only with compatible transvenous devices.Use the appropriate size sheath for the size of the transvenous device being utilized.Consequences of using the steerable sheath with incompatible devices may include the inability to deliver the transvenous device or damage to the transvenous device during delivery.
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