1.   Surgeons then insert another probe that emits high-frequency radio waves-similar to microwaves-heating the surrounding tissue and creating a small lesion.

2.   Guided by ultrasound imaging, a surgeon inserts a needle-thin probe into a tumor.

3.   He underwent an operation in which surgeons inserted a metal replacement for part of the bone.

4.   Into one incision the surgeon inserts an endoscope, a long probe with a miniature camera at the end.

5.   Once that blood vessel is identified, the surgeon inserts a tiny piece of Teflon to buffer it from the nerve.

6.   Robbie Albarado rides with a titanium mesh inserted by surgeons beneath his scalp to strengthen two skull fractures he sustained in a spill earlier this summer.

7.   Surgeons inserted a screw that will hold the bone in place while the injury heals.

8.   Through the other slits, the surgeon inserts another probe, which is used for cutting the muscles.

9.   Al Unser Jr. underwent two hours of surgery so surgeons could insert a metal plate into his injured right ankle.

10.   On Sunday, surgeons inserted two plates to stabilize each fracture, and Collins was kept in a Charlotte hospital until Tuesday.