The uncertainty over Sri Lankan spin wizard Muttiah Muralitharan's [ Images ] further participation in the ongoing Twenty20 [ Images ] World Cup is finally over with the ICC [ Images ] confirming Thilan Thushara as his replacement for the rest of the tournament.

The International Cricket Council [ Images ] has on Saturday confirmed that the event's technical committee has approved Thushara as replacement for Murali, who has been struggling with a groin injury.

As per the tournament rules once replaced, a player cannot return, which means Twenty World Cup is over for Murali.

The star off-spinner suffered the injury during Sri Lanka's [ Images ] tournament-opening loss to New Zealand [ Images ] in Guyana and missed his side's subsequent victory over Zimbabwe.

Murali, however, turned out in Sri Lanka's 57-run win over the West Indies [ Images ] in the Super Eight stage match here last Saturday.

Left-arm pacer Thushara has represented Sri Lanka in nine Tests, 36 One-Day Internationals and five Twenty20 Internationals, the last of which was against Pakistan in August, 2009.