(b)(4).Visual evaluation of the device revealed that the sheath and needle were bent approximately 11cm from the distal end.In addition the inner and outer sheath were detached.Functional analysis could not be performed due to the condition of the device.Based on the evaluation of the returned device, these failures are likely due to anatomical or procedural factors encountered during the procedure which limited the performance of the device.Therefore, the most probable root cause is operational context.A review of the device history record (dhr) was performed and no deviations were found.A search of the complaint database confirmed that no similar complaints exist for the specified batch.
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It was reported to boston scientific corporation that an excelontransbronchial aspiration needle was used in the main carina during a transbronchial needle aspiration (tbna) procedure performed on (b)(6) 2017.According to the complainant, during the procedure the needle was stuck on distal stop.The procedure was completed with this device.There were no patient complications reported as a result of this event.The patient's condition at the conclusion of the procedure was reported to be fine.The investigation found that the needle was bent, this is now deemed an mdr reportable event.
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