ST. JUDE MEDICAL, COSTA RICA LTDA SJM TRIFECTA VALVE; HEART-VALVE, NON-ALLOGRAFT TISSUE
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Model Number TF-19A |
Device Problems
Backflow (1064); Calcified (1077); Obstruction of Flow (2423); Incomplete Coaptation (2507); Biocompatibility (2886)
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Patient Problems
Aortic Valve Stenosis (1717); Heart Failure/Congestive Heart Failure (4446); Aortic Valve Insufficiency/ Regurgitation (4450)
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Event Date 05/25/2021 |
Event Type
Injury
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Manufacturer Narrative
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The results/method and conclusion codes along with investigation results will be provided in a subsequent submission.
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Event Description
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It was reported that on (b)(6) 2015, a 19mm trifecta valve was implanted in the patient's aortic position.In (b)(6) 2021, heart failure symptoms were observed and the patient was monitored until the symptoms subsided.Then, on (b)(6) 2021, a re-do aortic valve replacement (avr) procedure was performed and the trifecta valve was explanted.Upon explant, the right coronary cusp (rcc) was sclerosed and was prolapsed, causing aortic stenosis and regurgitation.Pannus was observed on the inflow side.A non-abbott device was successfully implanted.The patient was reported to be in stable condition.
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Manufacturer Narrative
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Explant was reported due to heart failure symptoms.Also reported was that the leaflet on the right coronary cusp side was sclerosed and was prolapsed, and that there was pannus on the inflow side of the valve.The investigation found that leaflet 2 was torn, leaflet 2 had a partial thickness tear, and leaflet 3 had an incision.There was circumferential fibrous pannus ingrowth on the inflow surface with narrowing of the inflow diameter.All three leaflets had calcifications.There was fibrous thickening of all three leaflets.There was no acute inflammation.The device history record was reviewed to ensure that each manufacturing and inspection operation was performed and the product met all specifications.The cause of the calcifications and tear could not be conclusively determined; however, the fibrous pannus ingrowth noted had the potential to induce increased stress on adjacent leaflets and create an unbalanced stress relief distribution between all leaflets during coaptation, leading to leaflet tears and reduced durability.
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