Soon Il Kwon_SCIENTIFIC POSTER 2015 Purpose: To introduce the surgical technique using light pipe guard for cataract surgery in combined vitrectomy in patients with poor red reflex due to vitreous opacity. Method: Patients with coexisting cataract who were scheduled for 23-gauge pars plana vitrectomy were enrolled in this study. Instrument & Design: The lengths of light pipe and microcannula in 23-gauge Alcon Constellation system are...

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