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Conclusion not yet available, evaluation in process.A follow-up will be submitted as soon as the investigation is complete.Oscor inc.Is submitting the above report to comply with 21 cfr part 803, the medical device reporting regulation.The report is based upon information obtained by oscor inc.Which the company may not have been able to investigate or verify prior to the date the report was required by fda.This report does not constitute an admission that the device, oscor inc., or its employees, caused or contributed to the event described in this report.Nor does this report reflect a conclusion by fda, oscor inc., or its employees, that the report constitutes an admission that the device, oscor inc., or its employees caused or contributed to the event described in this report.
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The physician was attempting to use a medtronic expandable stent, a 7f adelante sigma introducer sheath and a 0.035" guidewire to treat a 76 year old, male, with severely calcified lesion in the common iliac artery, with 50% stenosis.During the procedure, the customer experienced an issue with the hemostatic valve breaking.There was no patient injury reported.Additional information has been requested.
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The device was used in treatment.No product was provided for analysis.The device will not be returned as location is unknown.No pictures are available regarding this complaint.The procedure was successfully completed.There were no patient consequences reported.At this time, it is not possible to assign a definitive root cause for the event as reported.The complaint is non-verifiable as the product was not returned for evaluation.The device history records were reviewed to confirm that the device passed all applicable in-process and final inspections.Inspection procedures require any oscor product to pass all in-process and qa final inspection before shipping to the customer.The following controls are in place to mitigate the reported product issue.Per manufacturing procedure non-peelable sheath final assembly: sample size: 100% visually inspect bonded caps after curing.Gap between bonded cap and hub should not exceed 0.020".Sheath should be free of damages and defects.Per qa procedure adelante sigma sheath in-process and final inspection: visual inspection sample size: ansi z 1.4, gen level i, aql 0.25 with naked eye, verify the assembled sheath is correct as per drawing.Ensure parts are free of loose or embedded foreign matter.Look for any damages such as flash, dents, melted/burnt material or excessive adhesive in cap and sideport joints.Verify the snap lock bonded cap is properly assembled and aligned on sheath hub.Gently pull on cap and rotate to ensure it is firmly attached to sheath hub.The instructions for use (ifu) informs the user: 3.Cautions: prior to use, read all package inserts, warnings, precautions, and instructions.Failure to do so may result in severe patient injury or death.Procedure must be performed by trained medical personnel well versed in anatomical landmarks, safe technique, and potential complications.5.Precautions/contraindications: inserted introducer sheath should be internally supported by a catheter, lead or dilator.Dilator, catheter, or lead should be removed slowly from the sheath.Rapid removal may damage the valve resulting in blood flow through the valve.Never advance or withdraw guidewire or sheath when resistance is met.Determine the cause by fluoroscopy and take remedial action.The entire procedure from skin incision to sheath removal must be carried out aseptically.6.Directions for use: caution-insert the dilator into the valve center of sheath.If you force the dilator through the sheath, thereby missing the valve center, this may cause valve damage, resulting in blood leakage.Slowly remove the dilator from the outer sheath.Rapid withdrawal of the dilator may result in incomplete closing of the 1-way valve, resulting in blood flow through the valve.If this occurs, place the dilator into the sheath again and remove again slowly.After removing the dilator and guidewire, be careful when advancing the sheath.It may cause damage to the vessel.No further follow-up required.Based on the investigation, no corrective or preventive action resulted after investigation of this event.The risk remains acceptable, and no new failure mode was identified.The event will be re-evaluated if additional information becomes available.Oscor will continue to monitor this event type and risk.Oscor inc.Is submitting the above report to comply with 21 cfr part 803, the medical device reporting regulation.The report is based upon information obtained by oscor inc.Which the company may not have been able to investigate or verify prior to the date the report was required by fda.This report does not constitute an admission that the device, oscor inc., or its employees, caused or contributed to the event described in this report.Nor does this report reflect a conclusion by fda, oscor inc., or its employees, that the report constitutes an admission that the device, oscor inc., or its employees caused or contributed to the event described in this report.
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