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Active, not recruiting Not applicable Interventional

SIMPLAAFY Clinical Trial

ClinicalTrials.gov ID: NCT06521463

Public ClinicalTrials.gov record NCT06521463. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 21, 2026, 7:28 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

WATCHMAN FLX™ Pro Left Atrial Appendage Closure Device With Alternative Post-Implant Monotherapy

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The primary objective is to demonstrate the safety and effectiveness of two monotherapy regimens versus dual antiplatelet (DAPT) therapy following post-implant with the WATCHMAN FLX Pro device in a commercial clinical setting.

Study identification

NCT ID
NCT06521463
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Not applicable
Lead sponsor
Boston Scientific Corporation
Industry
Enrollment
1,857 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Oct 1, 2024 (Actual)
Primary completion
Jul 7, 2026 (Actual)
Completion
Jan 2027 (Estimated)
Last update posted
Oct 13, 2026

2024 – 2027

United States locations

U.S. sites
86
U.S. states
37
U.S. cities
81
Facility City State ZIP Site status
University of Alabama Birmingham Birmingham Alabama 35233 —
Grandview Medical Center Birmingham Alabama 35243 —
Phoenix Cardiovascular Research Group Phoenix Arizona 85018 —
HonorHealth Heart Group - Shea Scottsdale Arizona 85258 —
PIMA Heart and Vascular Tucson Arizona 85712 —
Arrhythmia Research Group Jonesboro Arkansas 72401 —
Mills Peninsula Health Services Burlingame California 94010 —
John Muir Medical Center Concord California 94520 —
Scripps Memorial Hospital La Jolla California 92037 —
Loma Linda University Medical Center Loma Linda California 92354 —
St. John's Health Center Los Angeles California 90404 —
Santa Barbara Cottage Hospital Santa Barbara California 93105 —
Los Robles Hospital & Medical Center Thousand Oaks California 91360 —
Cardiology Associates Medical Group Ventura California 93003 —
Colorado Heart and Vascular PC Lakewood Colorado 80401 —
Medical Center of the Rockies Loveland Colorado 80538 —
Hartford Hospital Hartford Connecticut 06102 —
Washington Hospital Washington D.C. District of Columbia 20010 —
Baptist Medical Center Jacksonville Florida 32207 —
Naples Community Hospital Naples Florida 34102 —
Sarasota Memorial Hospital Sarasota Florida 34239 —
Emory University Hospital Atlanta Georgia 30322 —
Georgia Arrhythmia Consultants Macon Georgia 31201 —
Wellstar Kennestone Hospital Marietta Georgia 30060 —
Memorial Health University Medical Center Savannah Georgia 31405 —
Straub Medical Center Honolulu Hawaii 96813 —
St. Luke's Boise Medical Center Boise Idaho 83712 —
Kootenai Medical Center Coeur d'Alene Idaho 83814 —
Evanston Hospital Evanston Illinois 60201 —
Midwest Cardiovascular Institute Naperville Illinois 60540 —
Advocate Christ Medical Center Oak Lawn Illinois 60453 —
Community Heart and Vascular Hospita Indianapolis Indiana 46250 —
Mercy Hospital Medical Center Des Moines Iowa 50266 —
University of Iowa Hospitals and Clinics Iowa City Iowa 52242 —
University of Kansas Kansas City Kansas 66160 —
Baptist Health Lexington Lexington Kentucky 40503 —
Norton Hospital Louisville Kentucky 40202 —
Charlton Memorial Fall River Massachusetts 02720 —
University of Massachusetts Memorial Medical Center Worcester Massachusetts 01655 —
St. Joseph Mercy Hospital Ann Arbor Michigan 48106 —
Henry Ford Hospital Detroit Michigan 48202 —
Corewell Health Grand Rapids Michigan 49503 —
M Health Fairview St John's Hospital Maplewood Minnesota 55109 —
Mayo Clinic Foundation Rochester Minnesota 55902 —
Centracare Heart and Vascular Center Saint Cloud Minnesota 56303 —
University of Mississippi Medical Center Jackson Mississippi 39216 —
North Mississippi Medical Center Tupelo Mississippi 38801 —
St. Luke's Hospital of Kansas City Kansas City Missouri 64111 —
St. Luke's Hospital St Louis Missouri 63141 —
Dartmouth Hitchcock Medical Center Lebanon New Hampshire 03756 —
Cooper Hospital - University Medical Center Camden New Jersey 08103 —
Virtua Health Marlton New Jersey 08053 —
Valley Hospital Paramus New Jersey 07652 —
Lovelace Medical Center Albuquerque New Mexico 87102 —
Northwell Health Bay Shore New York 11706 —
Kaleida Health Buffalo New York 14203 —
New York University Medical Center New York New York 10016 —
Montefiore Medical Center The Bronx New York 10467 —
Carolinas Medical Center Charlotte North Carolina 28203 —
Novant Health Presbyterian Medical Center Charlotte North Carolina 28204 —
Rex Hospital Raleigh North Carolina 27607 —
Wake Medical Center Raleigh North Carolina 27610 —
Bethesda North Hospital-Hospital Cincinnati Ohio 45242 —
University Hospitals of Cleveland Cleveland Ohio 44106 —
Ohio State University Medical Center Columbus Ohio 43210 —
Legacy Emanuel Hospital & Health Center Portland Oregon 97227 —
Pinnacle Health at Harrisburg Hospital Harrisburg Pennsylvania 17101 —
Trident Medical Center Charleston South Carolina 29406 —
Prisma Health Columbia South Carolina 29203 —
MUSC Health Columbia Medical Center Downtown Columbia South Carolina 29204 —
Stern Cardiovascular Foundation Germantown Tennessee 38138 —
St. Thomas Heart Nashville Tennessee 37203 —
Texas Cardiac Arrhythmia Research Austin Texas 78705 —
Memorial Hermann Memorial City Medical Center Houston Texas 77024 —
Orion Medical Houston Texas 77034 —
Methodist Hospital San Antonio Texas 78229 —
Christus Trinity Mother Frances Health System-Hospital Tyler Texas 75702 —
St. Mark's Hospital Salt Lake City Utah 84124 —
Sentara Norfolk General Hospital Norfolk Virginia 23507 —
Chippenham & Johnston-Willis Hospital Richmond Virginia 23235 —
Carilion Roanoke Memorial Hospital Roanoke Virginia 24014 —
Overlake Hospital Medical Center Bellevue Washington 98004 —
University of Washington Medical Center Seattle Washington 98195 —
Monongalia General Hospital Morgantown West Virginia 26505 —
Bellin Health Green Bay Wisconsin 54305 —
Froedtert Memorial Lutheran Hospital Milwaukee Wisconsin 53226 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT06521463, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Oct 13, 2026 · Synced Oct 21, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT06521463 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →