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NCT05809596Completed

HEAL-LAA Clinical Trial

HEAL-LAA: Post-Market Real World Outcomes in WATCHMAN FLX™ Pro Left Atrial Appendage Closure (LAAC) Device

Source: ClinicalTrials.gov · Last updated 4 Nov 2025

Brief summary (registry, in English)

The primary objective of this study is to collect real-world data on WATCHMAN FLX™ Pro Left Atrial Appendage Closure (LAAC) Device in patients with non-valvular atrial fibrillation.

Status (registry)
Completed
Study type
Interventional
Enrollment
949 (actual)
First submitted
30 Mar 2023
Start date
3 Oct 2023
Primary completion date
15 Jul 2024
Lead sponsor
Boston Scientific Corporation
NCT number
NCT05809596

What you commit to

  • Study type: Interventional
  • Participants enrolled: 949
  • From 3 Oct 2023 to the primary completion date, 15 Jul 2024
  • 45 sites in 1 country
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • There are contraindications to the use of anticoagulation therapy, aspirin, or P2Y12 inhibitor.

Other illness

  • The patient has known hypersensitivity to any portion of the device material or the individual components such that the use of the WATCHMAN FLX™ Pro Device is contraindicated.
  • Any of the customary contraindications for other percutaneous catheterization procedure (e.g., patient size too small to accommodate transesophageal echocardiography (TEE) probe or required catheters) or conditions (e.g., active infection, bleeding disorder) are present.

Other

  • Subject has a documented life expectancy of less than 6 months.
  • Subject is currently enrolled in another investigational study, except if the subject is participating in a mandatory governmental registry, or a purely observational registry with no associated treatment.
  • Intracardiac thrombus is present.
  • An atrial septal defect repair or closure device or a patent foramen ovale repair or closure device is present.
  • The LAA anatomy will not accommodate a Closure Device.
  • Subject is of childbearing potential and is, or plans to become, pregnant during the time of the study (method of assessment per study physician's discretion).

Who the study is looking for

  • Subject is of legal age to participate in the study.
  • Subject has documented non-valvular atrial fibrillation (i.e., atrial fibrillation in the absence of moderate or greater mitral stenosis or a mechanical heart valve).
  • Subject is clinically indicated for and is treated or attempted to be treated with a WATCHMAN FLX™ Pro device.
  • Subject or legal representative is able to understand and willing to provide written informed consent to participate in the study.
  • Subject is able and willing to return for required follow-up visits and examinations.

Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (45)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
Emory University
Coordinator of this site? Confirm its status
AtlantaUnited StatesUnknown status
Texas Cardiac Arrhythmia Research
Coordinator of this site? Confirm its status
AustinUnited StatesUnknown status
Grandview Medical Center/ Affinity Cardiovascular Specialists
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BirminghamUnited StatesUnknown status
University of Alabama Medical Center
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BirminghamUnited StatesUnknown status
Brigham and Women's Hospital
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BostonUnited StatesUnknown status
Manatee Memorial Hospital
Coordinator of this site? Confirm its status
BradentonUnited StatesUnknown status
Kaleida Health - Gates Vascular Institute
Coordinator of this site? Confirm its status
BuffaloUnited StatesUnknown status
Novant Health Heart & Vascular Institute
Coordinator of this site? Confirm its status
CharlotteUnited StatesUnknown status
Sanger Heart and Vascular Institute-Carolinas Medical Center
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CharlotteUnited StatesUnknown status
Erlanger Health, Inc
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ChattanoogaUnited StatesUnknown status
Cleveland Clinic
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ClevelandUnited StatesUnknown status
UC Health Memorial Hospital Central
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Colorado SpringsUnited StatesUnknown status
Inova Fairfax Hospital
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Falls ChurchUnited StatesUnknown status
Baptist Memorial Hospital-Memphis / Stern Cardiovascular Foundation
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GermantownUnited StatesUnknown status
Corewell Health
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Grand RapidsUnited StatesUnknown status
Straub Medical Center
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HonoluluUnited StatesUnknown status
Memorial Hermann Memorial City Medical Center
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HoustonUnited StatesUnknown status
Community Heart and Vascular Hospital
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IndianapolisUnited StatesUnknown status
Arrhythmia Research Group
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JonesboroUnited StatesUnknown status
Saint Luke's Health System
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Kansas CityUnited StatesUnknown status
University of Kansas Health System
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Kansas CityUnited StatesUnknown status
Scripps Memorial Hospital
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La JollaUnited StatesUnknown status
Good Samaritan Hospital
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Los AngelesUnited StatesUnknown status
Virtua Health
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MarltonUnited StatesUnknown status
UPMC Pinnacle Health at Harrisburg Hospital
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MechanicsburgUnited StatesUnknown status
Ascension Saint Thomas
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NashvilleUnited StatesUnknown status
Centennial Medical Center
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NashvilleUnited StatesUnknown status
Cardiology Associates of Fairfield County, P.C.
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NorwalkUnited StatesUnknown status
Advocate Christ Medical Center
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Oak LawnUnited StatesUnknown status
Nebraska Methodist Hospital
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OmahaUnited StatesUnknown status
Phoenix Cardiovascular Research Group
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PhoenixUnited StatesUnknown status
Eisenhower Medical Center
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Rancho MirageUnited StatesUnknown status
Mayo Clinic
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RochesterUnited StatesUnknown status
Rochester General Hospital
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RochesterUnited StatesUnknown status
St. Mark's Hospital
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Salt Lake CityUnited StatesUnknown status
Methodist Hospital
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San AntonioUnited StatesUnknown status
Santa Barbara Cottage Hospital
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Santa BarbaraUnited StatesUnknown status
Sarasota Memorial Hospital
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SarasotaUnited StatesUnknown status
Memorial Health University Medical Center
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SavannahUnited StatesUnknown status
Montefiore Medical Center
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The BronxUnited StatesUnknown status
Los Robles Hospital & Medical Center
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Thousand OaksUnited StatesUnknown status
Tucson Medical Center
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TucsonUnited StatesUnknown status
Christus Trinity Mother Frances
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TylerUnited StatesUnknown status
MedStar Washington Hospital Center
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Washington D.C.United StatesUnknown status
Wellspan York Hospital
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YorkUnited StatesUnknown status

This page is information, not medical advice. Discuss any trial with your doctor.