Ohtsuka, Toshiya, Mikio Ninomiya, Takahiro Nonaka, and Taisei Maemura. “A New Needle Driver for Minientry Coronary Artery Bypass”. The Heart Surgery Forum 7, no. 6 (January 4, 2005): E559-E561. Accessed March 28, 2024. https://journal.hsforum.com/index.php/HSF/article/view/1082.