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The Boston Celtics announced today that guard Tony Allen had successful arthroscopic surgery on his right knee to repair torn cartilage at New England Baptist Hospital. The surgery was performed by Team Physician Dr. Brian McKeon.

Allen is expected to begin rehabilitation immediately under the medical staff's supervision.

Allen, the 25th overall selection in the 2004 NBA Draft, averaged 6.4 points and 2.9 rebounds in 16.4 minutes of play his rookie season. The 6-4 guard made 34 starts for the Celtics with the team going 21-13 in those games. He was selected to represent the rookies in the gotmilk? Rookie Challenge at All-Star Weekend where he scored 17 points to lead the team. Allen participated on the Celtics entry in the 2005 Reebok Vegas Summer League, averaging 16.8 points on 55.9 percent shooting from the field as he earned First Team Reebok Vegas Summer League honors.