BOSTON - The Boston Celtics announced today that forward Al Jefferson had successful minor arthroscopic surgery on his right ankle at New England Baptist Hospital. The surgery was performed by Team Physician Dr. Brian McKeon and assisted by Dr. Mark Slovenkai.

Jefferson is expected to begin rehabilitation immediately under the medical staff's supervision and is expected to return by the start of Training Camp.

Jefferson averaged 7.9 points and 5.1 rebounds in 18.0 minutes per game this past season. He scored in double figures 21 times and grabbed 10 or more rebounds six times. The 6'10" forward scored a career-high 21 points and grabbed a career-high 12 rebounds at Dallas on December 10, 2005.