What is the invention of dr geminiano t de ocampo?

Dr. Geminiano T. De Ocampo is known for inventing the "surgical technique for cataract extraction," specifically the "phacoemulsification" method. This innovative approach uses ultrasound to break up cataracts, allowing for less invasive surgery and quicker recovery times for patients. His contributions have significantly advanced ophthalmology, particularly in improving cataract treatment outcomes.