Complex sentence: The procedure was first performed in 1974 by Dr. Frank Jobe, who today serves as a Special Advisor to the Los Angeles Dodgers and is named after former major league pitcher Tommy John, whose 288 career victories ranks seventh all time among left-handed pitchers.
Split into simpler sentences: The procedure was first performed in 1974 by Dr. Frank Jobe, who today serves as a Special Advisor to the Los Angeles Dodgers. It is named after former major league pitcher Tommy John, whose 288 career victories ranks seventh all time among left-handed pitchers.