Key points from article :
Removing tumors from within the inner ear currently entails removal of entire mastoid bone.
German researchers are developing miniature robot named NiLiBoRo which stands for “Non-linear Drilling Robot.
First to be able to drill around corners.
System can adjust its path while drilling through bone to avoid blood vessels and nerves.
Current prototype is 5x scale.
Hope to test with physicians in 2017.