2024
Procedure Volume and Outcomes With WATCHMAN Left Atrial Appendage Occlusion
Friedman D, Du C, Zimmerman S, Tan Z, Lin Z, Vemulapalli S, Kosinski A, Piccini J, Pereira L, Minges K, Faridi K, Masoudi F, Curtis J, Freeman J. Procedure Volume and Outcomes With WATCHMAN Left Atrial Appendage Occlusion. Circulation Cardiovascular Interventions 2024, 17: e013466. PMID: 38889251, PMCID: PMC11189610, DOI: 10.1161/circinterventions.123.013466.Peer-Reviewed Original ResearchConceptsVolume-outcome relationshipLikelihood of procedural successLeft atrial appendage occlusionProcedural successProcedure volumeAppendage occlusionNational Cardiovascular Data Registry LAAO RegistryVolume quartilesLeft atrial appendage occlusion devicesThree-level hierarchical generalized linear modelsMinimum volume thresholdsWatchman FLX deviceProcedural success rateHierarchical generalized linear modelsAssociated with outcomePhysician volumeWATCHMAN procedureFLX deviceOcclusion deviceVolume thresholdCardiovascular proceduresPhysiciansHospitalNational analysisSuccess rate
2022
Comparative Safety of Transcatheter LAAO With the First-Generation Watchman and Next-Generation Watchman FLX Devices
Price M, Friedman D, Du C, Wang Y, Lin Z, Curtis J, Freeman J. Comparative Safety of Transcatheter LAAO With the First-Generation Watchman and Next-Generation Watchman FLX Devices. JACC Cardiovascular Interventions 2022, 15: 2115-2123. PMID: 36357014, DOI: 10.1016/j.jcin.2022.09.002.Peer-Reviewed Original ResearchConceptsHospital major adverse eventsMajor adverse eventsWatchman FLXMajor vascular complicationsMajor bleedingPericardial effusionCardiac arrestDevice embolizationVascular complicationsMyocardial infarctionLower ratesSystemic arterial embolismComposite of deathTransient ischemic attackAtrial appendage occlusionSignificant lower rateBalance of risksHospital mortalityIschemic attackArterial embolismHospital outcomesPrimary endpointStroke preventionAdverse eventsProcedural complications