Hemodynamics and Wall Mechanics of Vascular Graft Failure
Szafron J, Heng E, Boyd J, Humphrey J, Marsden A. Hemodynamics and Wall Mechanics of Vascular Graft Failure. Arteriosclerosis Thrombosis And Vascular Biology 2024, 44: 1065-1085. PMID: 38572650, PMCID: PMC11043008, DOI: 10.1161/atvbaha.123.318239.Peer-Reviewed Original ResearchConceptsVascular graftsTissue-engineered vascular graftsWall mechanicsSolid mechanicsVascular graft failureLoad magnitudeMechanobiological processesLoadMechanobiological stimuliMechanosensitive signaling pathwaysBiomechanical stateWallGraft failureBiomechanical loadingCongenital heart surgeryCoronary artery bypass graftingEnd-organ dysfunctionGraft materialArtery bypass graftingFeedback loopComputational toolsTissue engineered vascular grafts are resistant to the formation of dystrophic calcification
Turner M, Blum K, Watanabe T, Schwarz E, Nabavinia M, Leland J, Villarreal D, Schwartzman W, Chou T, Baker P, Matsumura G, Krishnamurthy R, Yates A, Hor K, Humphrey J, Marsden A, Stacy M, Shinoka T, Breuer C. Tissue engineered vascular grafts are resistant to the formation of dystrophic calcification. Nature Communications 2024, 15: 2187. PMID: 38467617, PMCID: PMC10928115, DOI: 10.1038/s41467-024-46431-4.Peer-Reviewed Original ResearchConceptsTissue-engineered vascular graftsTissue engineered vascular graftsVascular graftsCongenital heart surgeryComputational fluid dynamics simulationsFluid dynamics simulationsPolytetrafluoroethylene graftHeart surgeryDystrophic calcificationRetrospective clinical studyGraft complianceDegree of calcificationClinical studiesProsthetic biomaterialsBiomaterialsAnimal modelsPolytetrafluoroethyleneHemodynamic performanceNatural historyCalcificationGraftOvine modelVascular conduitsLong-term successSurgery