TrueVision secures U.S. patent for astigmatism procedure

TrueVision 3D Surgical has been issued a patent by the U.S. Patent & Trademark Office for its computer-guided surgery system for limbal and corneal relaxing incisions during astigmatism-correcting procedures.The system is designed to provide real-time, multidimensional visualizations of target surgical fields with adjustable, positional accuracy and real-time, virtual surgical reference indications that are automatically positioned to make up for motion during the procedure, according to a press release.