Conventional surgical robots are the equivalent of a ...

Conventional surgical robots are the equivalent of a sophisticated racecar compared to your basic family sedan. For some surgeries, you need a complex robot, but for many surgeries you do not. You wouldn't take an Indy racecar to the grocery store.

- William Peine

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If you have cancer of the stomach, doctors would go in with the instrument and remove that area of tissue. Another possible application is fixing reflux disease. A new area that doctors are pursuing is trans-gastric surgery, where you go into the mouth, enter the stomach, make an incision in the stomach wall and then into the abdominal cavity. Once you are in the abdominal cavity, you can remove someone's gall bladder, for example. Because you gain entry through the mouth, there is no scar. - William Peine

They call this the fulcrum effect. If I move the handle up, the tip moves down inside the body. If I move it down, it moves up, left and right are reversed. But a robot can understand all the mechanics and compensate for them, eliminating the fulcrum effect. - William Peine

What you really want is a hand tool that has robotic capability so that a surgeon could be in the middle of a procedure and be able to bring in the robot. - William Peine

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