Layers of technology had piled up… something had to be rethought for navigation to work in a simple and reliable manner. The patient needed an additional scan before the operation to have the 3D image the surgeon had to have special instrumentation for it to be tracked and recognized by the navigation system the image overlay had to be adjusted for it to accurately represent the actual position of the tracked instrument through a tedious process called registration. ![]() I asked myself why, and the answer was obvious: technology was not simple enough. Navigation started in the 90s, and yet, the majority of orthopedic and spine procedures are still not navigated. Instead, he looks at a 3D image on a screen to see where in the bone he is drilling, or where he is placing that implant. He doesn’t have direct visualization to the bone he is drilling into, or where he is placing an implant. Imagine a surgeon: he is operating on a patient through a small incision.
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