Anterior-inferior Portal for Shoulder Arthroscopy at Anatomical Risk in Comparison Between the Inside-outand Outside-in Techniques

Comparison Between the Inside-outand Outside-in Techniques Masahito Yoshida, Hideyuki Goto, MD, PhD, Masahiro Nozaki, MD, PhD, Yasuhiro Nishimori, Atsunori Murase, Tetsuya Takenaga, MD, Yuko Nagaya, Masaaki Kobayashi, MD, PhD, Takanobu Otsuka. Nagoya City University, Graduate School of Medical Science Nagoya, Nagoya, Japan, Nagoya City University, Graduate School of Medical Science, Nagoya, Japan, Nagoya City University, Nagoya, Japan, Nagoya City University, Graduate School of Medical Sciences, Nagoya, Japan.