Paris - South Africa hooker Craig Burden was signed by European champions Toulon on Sunday as cover for the injured Sebastien Bruno, the French Top 14 club has announced.
The 28-year-old, who has played at the Sharks since 2006, could make his debut in the Heineken Cup next weekend.
Bruno, 39, hasn't played since September 14 when he featured in the Top 14 game against Castres.