ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,408,998, issued on Sept. 9, was assigned to Stryker Corp. (Portage, Mich.).

"Obstacle avoidance techniques for surgical navigation" was invented by Donald W. Malackowski (Schoolcraft, Mich.), Joseph Bos (Kalamazoo, Mich.) and Richard Thomas DeLuca (Kalamazoo, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods are described herein wherein a localizer is configured to detect a position of a first object and a vision device is configured to generate a depth map of surfaces near the first object. A virtual model corresponding to the first object is accessed, and a positional relationship between the localizer and the vision device in ...