An advantage of robotic surgery is that the surgeon has: 1. an assistant at the computer guiding instruments. 2. an unobstructed view of the operative site. 3. use of a laser to perform the operation....

An advantage of robotic surgery is that the surgeon has:

1. an assistant at the computer guiding instruments.

2. an unobstructed view of the operative site.

3. use of a laser to perform the operation.

4. ability to make precise movements of the instruments.