Study: MICS with 21-gauge phaco needle yields less surgically induced astigmatism

SAN FRANCISCO β€” A 21-gauge phaco needle tip has a smaller diameter than a 20-gauge tip, yet it has the same intraoperative efficiency without clogging when used in microincision cataract surgery with transversal ultrasound, a speaker said here.β€œIt provides better postoperative wound morphology and better control of surgically induced astigmatism,” Ahmed Assaf, MD, FRCSEd, said at the American Society of Cataract and Refractive Surgery meeting.

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