One 8.5f fast-cath introducer sheath and dilator were received for evaluation.Visual inspection revealed the dilator had been perforated proximal to the distal tip.A needle/stylet assembly from current abbott inventory was inserted and advanced through the dilator/sheath assembly with no anomalies noted.The returned brk needle/stylet assembly was inserted and advanced through the dilator/sheath assembly; however, the needle could not be advanced past the perforation.The device history record was reviewed to ensure that each manufacturing and inspection operation was performed.Information received indicates the needle was re-shaped prior to use.The brk transseptal needle instructions for use (ifu) states, ¿do not alter this device in any way.¿ the cause of the reported event is consistent with not following the instructions for use.
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