EDWARDS LIFESCIENCES EDWARDS SAPIEN 3 ULTRA TRANSCATHETER HEART VALVE; AORTIC VALVE, PROSTHESIS, PERCUTANEOUSLY DELIVERED
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Model Number 9750TFX23 |
Device Problem
Material Deformation (2976)
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Patient Problem
No Clinical Signs, Symptoms or Conditions (4582)
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Event Date 12/13/2023 |
Event Type
malfunction
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Event Description
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As reported, it was a case of an implant of a 23mm sapien 3 ultra valve.During esheath insertion, the 14fr esheath could not pass a kinking area and had to be retrieved.After the withdrawal, it was noticed that the distal tip of the esheath was split.To continue the procedure, a new 14fr esheath was inserted.However, the new esheath was perforated by the commander delivery system when it was advanced through the esheath.The perceived root cause of this event was presumably a kinking area.As per pre-decontamination observations, sheath shaft puncture and one frame strut bent outwards at inflow side were observed.
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Manufacturer Narrative
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Reference no.(b)(4).The investigation is ongoing.
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Manufacturer Narrative
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A supplemental mdr is being submitted for correction and additional information.The following sections of this report have been updated: corrected h.6 component codes and investigation conclusions and investigation findings.Added new information to h.6 type of investigation.The device was returned to edwards lifesciences for evaluation and the following was observed.Valve was found crimped at distal part of balloon and exposed through torn liner and one frame strut bent outwards at inflow side.Imagery was provided from the site and revealed the following: crimped valve exposed through liner puncture and calcification present at access vessel.Access vessel with tortuous anatomy.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 evaluation of the returned device.Available information suggests that patient factors (calcification, tortuosity) and procedural factors (excessive manipulation) likely contributed to the event, per 3mensio provided, calcification and tortuosity were present in patient's access vessels.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.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, especially if compounded with vessel tortuosity.Excessive device manipulation or high push force can lead to the valve struts interacting with the sheath shaft and/or liner, resulting in the frame 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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