(b)(4).The complainant indicated that the device was contaminated and will not be returned for evaluation; therefore, a failure analysis of the complaint device could not be completed.If any further relevant information is identified, a supplemental mdr will be file.
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It was reported to boston scientific corporation on (b)(6) 2020 that an ultraflex tracheobronchial covered stent was to be implanted to treat an orificium fistulae in the lung during a tracheobronchial stenting procedure performed on (b)(6) 2020.According to the complainant, after the stent was placed, the green retention suture was fractured and the stent could not be adjusted to the target position.Reportedly, the green retention suture hung in the stent and could not be pulled out.The physician pulled out the green retention suture and stent using forceps.The procedure was completed with another ultraflex tracheobronchial stent.There were no patient complications reported as a result of this event.The patient's condition following the procedure was reported to be stable.
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