 However, there was far more to it than anyone realized at the time.Shortly after this injury, the Reds' team physician, Timothy Kremchek, devised an experimental surgery dubbed "The Junior Operation" that would use three titanium screws to reattach Griffey's hamstring.For several weeks, Griffey's right leg was in a sling that kept it at a 90-degree angle, and he was not able to move the leg until late October.