Objective Evaluation of Zonular Weakness: Measurement of Lens Movement at the Start of Capsulorhexis Using Extracted Porcine Eyes

Yukari Yaguchi^1,2, Shigeo Yaguchi³, Saori Yaguchi^2,4, Tadahiko Kozawa³, Yuichiro Tanaka³, Kazuno Negishi² and Kazuo Tsubota²

¹Department of Ophthalmology, Tokyo Dental College, Ichikawa General Hospital, Chiba, Japan

²Department of Ophthalmology, Keio University School of Medicine, Tokyo, Japan

³Kozawa Eye Hospital and Diabetes Center, Mito, Japan

⁴Department of Ophthalmology, Tokyo Dental College Suidobashi Hospital, Tokyo, Japan