Device evaluated by mfr., eval summary attached, method codes, result codes, conclusion codes updated.Device evaluated by manufacturer: returned product consisted of a coyote es balloon catheter.The balloon was loosely folded with blood in the balloon and in the air lumen.Functional testing was performed by attaching an inflation device filled with water to the device.When positive pressure was applied, a stream of water emitted from the balloon wall.The balloon was microscopically examined and there was a pinhole in the balloon wall 42mm from the tip of the device.Microscopic examination presented no irregularities in the balloon material or the ro marker that could have contributed to the damage.Microscopic examination presented no damage or irregularities to the tip.Inspection of the remainder of the device, apart from the observed damage, revealed no other damage or irregularities.No other issues were identified during the product analysis.The manufacturing batch record review confirmed that the device met all material, assembly and performance specifications.The most probable root cause is operational context as device performance was limited due to anatomical procedural factors.(b)(4).
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