Why the study?
Is left atrial appendage closure with the WATCHMAN device safe and effective for stroke risk reduction in routine practice, including patients with contraindications to oral anticoagulation?
Is left atrial appendage closure with the WATCHMAN device safe and effective for stroke risk reduction in routine practice, including patients with contraindications to oral anticoagulation?
LAA closure with WATCHMAN in routine practice is safe and effective, achieving a low ischemic stroke rate of 1.1% at 1 year even in a population where 73% had contraindications to oral anticoagulation.
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Supports WATCHMAN use in anticoagulation-contraindicated patients; extends observational data but leaves open need for randomized confirmation.
Boersma et al. (2017) studied this question.
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