Robertson notched a goal and an assist in Monday's 6-4 victory over the Panthers.
Robertson was brought up from AHL Toronto on Monday.
Robertson was sent to AHL Toronto on Saturday.
Robertson was recalled from AHL Toronto on Monday.
Robertson was loaned to AHL Toronto on Monday.
Robertson (shoulder) underwent shoulder surgery and will need six months to recover.
Robertson (shoulder) was moved to long-term injured reserve Tuesday, per CapFriendly
Robertson (shoulder) was moved to injured reserve Monday, per CapFriendly.
Robertson (shoulder) will be out of action for 6-8 weeks, Lance Hornby of The Toronto Sun reports.
Robertson (shoulder) is expected to miss significant time, David Alter of Sports Illustrated reports.