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H10: manufacturing review: based on the information available it is not reasonably suggested that a manufacturing process may have caused or contributed to the reported issue.However, the lot history records of this lot were reviewed with special attention to the manufacturing and inspection of this product and the product was found to have met the specification prior to shipment.Investigation summary: the stent delivery system was not returned for evaluation but provided images show the stent which is fully deployed in the basilic vein, with an irregular shape due to elongation and blood flow has been re-established which leads to confirmed results for stent elongation.It was reported that a 7f introducer / 0.035" guidewire were used for access, the tracking vessel was neither tortuous nor calcified, the lesion was pre-dilated.The intended placement of the device in the proximal basilic vein represents an off-label use.Based on the available information and evaluation of the provided images, the investigation is closed with confirmed results for stent elongation.A definite root cause of the reported incident cannot be identified.Labeling review: in reviewing the relevant labeling, it was found that the instructions for use sufficiently address the potential risks.Regarding warnings, the instructions for use states "should unusual resistance be felt at any time during the procedure, the entire system (introducer sheath or guiding catheter and stent delivery system) should be removed as a single unit".Regarding accessories, the instructions for use states "the 6f delivery system requires a minimum 8f guiding catheter, or a minimum 6f introducer sheath.Via the transhepatic route, insert a 0.035¿(0.89 mm) guidewire under fluoroscopic guidance through the biliary stricture and into the duodenum".The packaging pictograms indicate an introducer size of 6f and a 0.035" guidewire.With regards to the procedure, the instructions for use states "pre-dilatation of the stricture with an appropriately sized balloon dilatation catheter is left to the discretion of the treating physician".The instructions for use states, "the bard lifestar biliary stent system is indicated for the treatment of biliary strictures resulting from malignant neoplasms".H10: d4 (expiration date: 01/2026) h11: section a through f ¿ the information provided by bd represents all the known information at this time.Despite good faith efforts to obtain additional information, the complainant/reporter was unable or unwilling to provide any further patient, product, or procedural details to bd.
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It was reported that during a stent placement procedure via proximal basilic vein, the stent allegedly did not deploy completely.It was further reported that the back end of the stent allegedly did not come out.Reportedly, the healthcare professional tried to push forward the stent out, but it ended up elongating the stent.There was no reported patient injury.
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