Bynum had almost 2 1/2 ounces removed, after being slowed by torn cartilage in the knee for a little more than a month, an injury that has limited his time and effectiveness on the court.
Undergoing the procedure was a last resort, Bynum said.
"I didn't want to," he said. "I'm the one who had been fighting it the whole time. But it just got to a point where the swelling was just staying there..."