During a liver biopsy procedure, the medical doctor put the black straight catheter through the metal stiffening cannula to access hepatic vein.When trying to push into place, the hub came off the black catheter.The md had to remove lack catheter from metal cannula with hemostat.Md was able to get access with another catheter in the set and completed the biopsy.The patient did not require additional procedures nor experience any adverse effects due to this occurrence.
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A review of complaint history, instructions for use (ifu), quality control, and a visual inspection of the returned device were conducted during the investigation.Product was returned in an opened and used condition.A visual inspection noted that the t5.0 straight catheter had separated from the hub.The flare on the proximal end of the catheter appeared stretched and uneven.There is no evidence to suggest that the product was not manufactured to specifications.This product is shipped with an instructions for use, which states under warnings- "extreme care must be exercised during manipulation and withdrawal of catheter to prevent pulling catheter apart " it is possible that the catheter was exposed to forces beyond its design, causing this failure mode to occur.Quality engineering risk assessment was used to assess the risk of the complaint.No risk reduction is required.The appropriate internal personnel have been notified and we will continue to monitor for similar complaints.
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