S.V. SHUKHAEV Saint Petersburg branch of the S. Fyodorov Eye Microsurgery Federal State Institution, 21 Yaroslav Gashek Str., Saint Petersburg, Russian Federation, 192283 Shukhaev S.V. ― ophthalmic surgeon, e-mail: [email protected]            The main ultrasonic and hydrodynamic parameters of the lens aspiration are compared by two different ultrasound tips: a straight flattened needle (according to Kishimoto) and […]