The Boston Celtics announced today that forward Bill Walker underwent successful right knee arthroscopic surgery today at the New England Baptist Hospital.

Walker sustained a meniscus tear on the first day of training camp.

Surgery was performed by Team Physician Dr. Brian McKeon and assisted by John Rand, PAC. No timetable has been set for his return.

InsideHoops.com editor says: Walker’s had about 29,500 knee surgeries in his basketball playing days. Yet he maintains crazy hops.