Left atrial appendage occlusion with the AMPLATZER Amulet device: periprocedural and early clinical/echocardiographic data from a global prospective observational study

Ulf Landmesser1*, MD; Boris Schmidt2, MD; Jens Erik Nielsen-Kudsk3, MD, DMSc; Simon Cheung Chi Lam4, MD; Jai-Wun Park5, MD; Giuseppe Tarantini6, MD; Ignacio Cruz-Gonzalez7, MD, PhD; Volker Geist8, MD; Paolo Della Bella9, MD; Antonio Colombo9, MD; Tobias Zeus10, MD; Heyder Omran11, MD; Christopher Piorkowski12, MD; Juha Lund13, MD; Claudio Tondo14, MD, PhD; David Hildick-Smith15, MD; on behalf of the Amulet Observational Study Investigators