Manufacturing review: a complaint history review was performed.This is the first complaint reported to date for this product and lot, therefore a device history record review is not required.Investigation summary: one conquest pta device was returned for evaluation.The sample was bloody, no kinks noted to the catheter.Functional evaluation was performed, the device guidewire lumen was flushed.The balloon was inflated using an in-house presto inflation device.The balloon was able to hold pressure and shape.It was noted that the deflation was slow, the balloon did not fully deflate.The balloon was cut and under microscopic evaluation it was noted that the glue bullet was not seated properly and inflation port holes were noted to be collapsed.Therefore, the investigation is confirmed for the identified deflation issue as the glue bullet was not seated properly.The investigation is also confirmed for the inflation issue as collapsed port holes were noted.A definitive root cause could not be determined based upon available information.Labeling review: the review of the instructions for use, indications, warnings, precautions, cautions, possible complications, and contraindications showed that the product labeling is adequate.(expiry date: 09/2023).
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