Does using a heads-up display for surgery improve ergonomics and surgical performance compared to a traditional microscope, or does the need to alternate between views reduce its long-term usability?  

I prefer to use the heads-up display without alternating between views. In my opinion, switching back and forth can become a crutch, preventing a surgeon from truly mastering heads-up surgery. The only challenge I have encountered is during combined cases with other specialties, where the collaborat...

Disclaimer: I have only tried it in lab/demo sessions. The display is off to the side, which is NOT ergonomic. Then, there is the nearly imperceptible time lag, which I am told I am imagining. Finally, there is the ever-present hardware and especially software reliability problem. Even a relatively ...