“Swinging Movement” of the Helix Fixation Leadless Pacemaker: Benign Phenomenon or Malignant Sign?Novel Teaching Points

• Hiro Yamasaki, MD, PhD,
• Yuto Iioka, MD,
• Kou Funabashi, MD,
• Tomoko Ishizu, MD, PhD

Affiliations

Hiro Yamasaki, MD, PhD

Department of Cardiology, Institute of Medicine, University of Tsukuba, Tsukuba, Japan; Corresponding author: Dr Hiro Yamasaki, Department of Cardiology, Faculty of Medicine, University of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 300-8576, Japan. Tel.: +81-298-53-3143; fax: +81-298-53-3143.

Yuto Iioka, MD

Department of Cardiology, Institute of Medicine, University of Tsukuba, Tsukuba, Japan

Kou Funabashi, MD

Department of Cardiology, Institute of Medicine, University of Tsukuba, Tsukuba, Japan

Tomoko Ishizu, MD, PhD

Department of Cardiology, Institute of Medicine, University of Tsukuba, Tsukuba, Japan