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Patient 1
(B)(6). PRELIMINARY INVESTIGATION -EVALUATION: THE COMPLAINT DEVICE WAS NOT RETURNED THEREFORE, NO PHYSICAL EXAMINATIONS COULD BE PERFORMED; HOWEVER, A DOCUMENT BASED INVESTIGATION EVALUATION WAS PERFORMED. THERE IS NO EVIDENCE TO SUGGEST THE PRODUCT WAS NOT MADE TO SPECIFICATIONS. REVIEW OF DEVICE HISTORY RECORD SHOWS NO NONCONFORMING EVENTS WHICH COULD CONTRIBUTE TO THIS FAILURE MODE. IT SHOULD BE NOTED THERE WERE NO OTHER REPORTED COMPLAINTS FOR THIS LOT NUMBER. THE DEVICE IS SHIPPED WITH AN INSTRUCTION FOR USE (IFU) THAT DESCRIBES THE INTENDED USE; SPECIFIC ITEMS ARE ADDRESSED SUCH AS: "...WARNINGS: ...CONSIDERATION SHOULD BE GIVEN TO THE FOLLOWING MEDICAL AND ANATOMIC CONDITIONS: DISTORTED ANATOMY. SUBCUTANEOUS ABSCESS. HEMATOMA. POST-OPERATIVE SCARRING/RADIATION. COAGULOPATHIES OR SYSTEMIC THROMBOLYTIC THERAPY... INSTRUCTIONS FOR USE... ADVANCE THE SOFT, FLEXIBLE END OF THE WIRE GUIDE THROUGH THE CATHETER OR NEEDLE AND INTO THE AIRWAY SEVERAL CENTIMETERS. REMOVE THE CATHETER OR NEEDLE, LEAVING THE WIRE GUIDE IN PLACE. ADVANCE THE HANDLED DILATOR, TAPERED END FIRST, INTO THE CONNECTOR END OF THE AIRWAY CATHETER UNTIL THE HANDLE STOPS AGAINST THE CONNECTOR. NOTE: THIS STEP MAY BE PERFORMED PRIOR TO BEGINNING THE PROCEDURE. USE OF LUBRICATION ON THE SURFACE OF THE DILATOR MAY ENHANCE FIT AND PLACEMENT OF THE AIRWAY CATHETER. ADVANCE THE AIRWAY CATHETER/DILATOR ASSEMBLY OVER THE WIRE GUIDE UNTIL THE PROXIMAL STIFF END OF THE WIRE GUIDE IS COMPLETED THROUGH AND VISIBLE AT THE HANDLE END OF THE DILATOR. IT IS IMPORTANT TO CONTINUALLY VISUALIZE THE PROXIMAL END OF THE WIRE GUIDE DURING THE AIRWAY INSERTION PROCEDURE TO PREVENT ITS INADVERTENT LOSS INTO THE TRACHEA. MAINTAINING WIRE GUIDE POSITION, CONTINUE TO ADVANCE THE AIRWAY CATHETER/DILATOR ASSEMBLY OVER THE WIRE GUIDE WITH A RECIPROCATION MOTION COMPLETELY INTO THE TRACHEA. TAKE CARE NOT TO ADVANCE THE TIP PF THE DILATOR BEYOND THE TIP OF THE WIRE GUIDE WITHIN THE TRACHEA... HOW SUPPLIED... ...UPON REMOVAL FROM PACKAGE, INSPECT THE PRODUCT TO ENSURE NO DAMAGE HAS OCCURRED." BASED ON THE INFORMATION PROVIDED, NO PRODUCT RETURNED AND THE RESULTS OF THE INVESTIGATION, A DEFINITIVE ROOT CAUSE COULD NOT BE DETERMINED. THIS REPORT INCLUDES INFORMATION KNOWN AT THIS TIME. A FOLLOW UP REPORT WILL BE SUBMITTED SHOULD ADDITIONAL RELEVANT INFORMATION BECOME AVAILABLE.