Combined Rotational Excimer lASER Coronary Atherectomy (RASER) in Non-crossable, Non-dilatable Coronary Artery Disease: Observations From a Single Center

The aim of this retrospective observational study is to share the experience of rotational excimer laser coronary atherectomy (RASER) therapy in non-crossable, non-dilatable, severely calcified coronary artery disease from a single center, addressing the feasibility, safety, and efficacy outcomes of RASER therapy.