EDWARDS LIFESCIENCES EDWARDS SAPIEN 3 ULTRA TRANSCATHETER HEART VALVE; AORTIC VALVE, PROSTHESIS, PERCUTANEOUSLY DELIVERED
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Model Number 9750TFX26 |
Device Problem
Material Deformation (2976)
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Patient Problem
Vascular Dissection (3160)
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Event Date 11/02/2023 |
Event Type
Injury
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Manufacturer Narrative
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The investigation is ongoing.H3 other text : the device was not returned.
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Event Description
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As reported, it was a case of a 26mm sapien 3 ultra valve, in aortic position by transaxilary approach.During procedure, resistance was felt when the delivery system into the esheath and a bent valve strut was observed on x-ray.The esheath started to open and the strut of the valve was protruding from the esheath.The valve had not been advanced out of the esheath and the system was removed as a single unit.A new kit was prepared and the valve was successfully deployed.Upon closing the puncture site there was bleeding from the axillary artery, therefore, 2 vascular stents were placed.The patient final outcome was good.
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Manufacturer Narrative
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The device was returned to edwards lifesciences for evaluation and the following was observed.One (1) strut bent outward at the inflow side and leaflets wrinkled and dehydrated due to storage condition (prolonged crimping) during the return handling process.Imagery was provided from the site and revealed the following: bent strut appear to protrude through the esheath and presence of tortuosity in patient's access vessel.A review of the risk management documentation was performed, and no evidence of product non-conformances or labeling/ifu inadequacies were identified in the evaluation.The complaint was confirmed based on the evaluation of the returned device and provided picture.Available information suggests that patient factors (calcification, tortuosity) and procedural factors (high push force likely contributed to the event as tortuosity was present in patient's access vessel.Additionally, per follow-up with field clinical specialist (fcs), the degree of tortuosity and calcification in patient's access vessel was moderate.Calcification can reduce the vessel lumen diameter and may increase restriction leading to resistance.Calcification can also result in the creation of sub-optimal angles during delivery system insertion that may lead to resistance.Scratches observed on the sheath shaft can be indicative of the presence of calcified nodules within the access vessel.Tortuous patient anatomy can create sub-optimal angles that can lead to non-coaxial alignment between the delivery system with crimped valve and sheath inner lumen.Kinks or curvature along the sheath shaft can be indicative of the presence of vessel tortuosity.Excessive device manipulation or high push force can lead to the valve struts interacting with the sheath shaft and result in the strut damage at the valve inflow side.Complaint histories for all reported events are reviewed against trending control limits monthly, and any excursions above the control limits are assessed and documented as part of this monthly review.No ifu/labeling/training manual inadequacies were identified.Therefore, no corrective or preventative action nor product risk assessment is required at this time.
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