(b)(4).Device evaluated by mfr: the device was returned for analysis with the spring tip observed to be damaged.Visual inspection of the device revealed that the distal tip was kinked and stretched.Also, the core wire is broken approximately 327.7 cm from the proximal end.The other section of the core wire is attached to the ball weld.All the outer diameter (od) of the guidewire was measured and met specifications; however, the overall length could not be measured due to the stretched distal tip.The manufacturing batch record review confirmed that the device met all material, assembly and performance specifications.The most probable root cause is considered handling damage as the event occurred without direct patient contact.(b)(4).
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Reportable based on device analysis completed on 21-aug-2017.It was reported that the rotawire tip was deformed.A 330 cm rotawire¿ was selected for use.During unpacking, the physician observed that the tip of the rotawire was deformed.The procedure was completed with another of the same rotawire.There were no patient complications reported and the patient's status was stable.However, device analysis revealed that the core wire was broken.
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