Patent ID: 11883117
Assignee: GLOBUS MEDICAL INC.
Field: Medical technology (Instruments)
Classification: CPC A  G | IPC A  G

Claim 10:
11. A surgical system incorporating multiple extended reality (XR) headsets comprising:
a tracking bar containing navigation cameras and configured to be fixed relative to an operating room;
a first XR headset having first tracking cameras and first tracking markers for tracking by the navigation cameras;
a second XR headset having second tracking cameras and second tracking markers for tracking by the navigation cameras;
a patient reference array adapted to be attached to a patient for tracking by the navigation cameras;
a tracking array attached to an object to be tracked by the first and second XR headsets and the navigation cameras;
a pose transform chaining module configured to indirectly determine a pose transform between the object and the first XR headset by chaining pose transforms of two or more of the following:
a pose transform between the object and the second XR headset using the second tracking cameras viewing the object tracking array;
a pose transform between the second XR headset and the patient using the second tracking cameras viewing the patient reference array;
a pose transform between the patient and the first XR headset using the first tracking cameras viewing the patient reference array;
a pose transform between the navigation cameras and the patient using the navigation cameras viewing the patient reference array; and
a pose transform between the patient and the first XR headset using the first tracking cameras viewing the patient reference array.