Overview
U.S. Patents Nos 11,369,513 and 11,039,955
Phacoemulsification handpieces used in cataract surgery cost several thousands of dollars. Leason Ellis obtained two patents for its client, Surgical Design, on handpieces that cost about $100, and thus can be disposed of after each surgery, avoiding the time and expense of sterilizing the old handpieces. U.S. Patents Nos 11,369,513 and 11,039,955.