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Model Number ONXMC-25/33 |
Device Problem
Adverse Event Without Identified Device or Use Problem (2993)
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Patient Problem
Appropriate Clinical Signs, Symptoms, Conditions Term / Code Not Available (4581)
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Event Date 06/14/2023 |
Event Type
Injury
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Manufacturer Narrative
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This investigation is currently ongoing.Any additional information will be provided in the follow-up report.This report is being submitted as required by federal regulations and does not constitute an admission that the device caused or contributed to the reported event.Furthermore, this report reflects the event as alleged by the complainant and does not imply that the information reported to artivion is accurate or has been confirmed by artivion.
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Event Description
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According to the initial report, patient was brought back to the operating room due to some type of "issue valve related".It was noted the surgeon was able to fix the alleged issue rotating this valve.This on-x valve remains implanted.According to the surgeon, the patient's native ¿subvalvular tissue was caught and could not rotate valve.Opened another valve to evaluate what can be done to free the leaflet.Brought pt [patient] back two day later to explore trans aortic and i was able to resect subvalvular tissue and free the leaflet.Pt is doing well now.¿.
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Manufacturer Narrative
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The manufacturing records for onxmc-25/33 sn (b)(6) were reviewed and it was confirmed that all records were controlled, available for review, and met all specifications per the device master record.All lots passed functional testing and met release specifications.An onxmc 25/33 sn (b)(6) was implanted on (b)(6) 2023 in a patient of unknown age and gender in the mitral position.On 16june2023, it was reported to an artivion sales representative by the cv (cardiovascular) coordinator, whom was not present at the event, that there was an issue with rotating the valve and the patent was brought back to the or on (b)(6) 2023 (2 days post implant).No abnormalities with the on-x valve were reported by the surgeon and the valve was not explanted.The instructions for use for the on-x valve list the possibility of prosthesis leaflet entrapment as a potential adverse event associated with the use of prosthetic heart valves.According to the surgeon the root cause of the leaflet entrapment and inability to rotate the valve during the initial implant was sub valvular tissue, once the surgeon was able to resect the tissue the leaflet was no longer entrapped.This report is being submitted as required by federal regulations and does not constitute an admission that the device caused or contributed to the reported event.Furthermore, this report reflects the event as alleged by the complainant and does not imply that the information reported to artivion is accurate or has been confirmed by artivion.
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Event Description
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According to the initial report, patient was brought back to the or due to some type of "issue valve related".It was noted the surgeon was able to fix the alleged issue rotating this valve.This on-x valve remains implanted.According to the surgeon, the patient's native ¿subvalvular tissue was caught and could not rotate valve.Opened another valve to evaluate what can be done to free the leaflet.Brought pt [patient] back two day later to explore trans aortic and i was able to resect subvalvular tissue and free the leaflet.Pt is doing well now.¿.
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Search Alerts/Recalls
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