The 22-year-old has made 14 Premier League appearances for Spurs since joining from Swansea last summer.
"Ben Davies has undergone surgery after dislocating his shoulder in Saturday's draw at Southampton," a statement on Spurs' official website said.
"The Wales international will miss the remainder of the campaign."
Spurs have four games left to play, beginning with Manchester City at home on Sunday.
Source : PA
Source: PA