Dickinson will be sidelined indefinitely due to an undisclosed injury, Jason Gregor of Sports 1440 Edmonton reports Friday.
Tralmaks was placed on waivers by the Oilers on Friday for the purpose of assignment to AHL Bakersfield.
Brown was placed on waivers by the Oilers on Friday for the purpose of assignment to AHL Bakersfield.
Stillman was waived by the Oilers on Friday.
Howard scored a goal on seven shots, dished an assist and went plus-2 in Thursday's 2-1 preseason win over the Canucks.
Jarry stopped 25 of 26 shots in Thursday's 2-1 preseason win over the Canucks.
Black stopped 14 of 16 shots in Thursday's 5-3 preseason win over the Lightning.
Jarry will protect the road goal in Thursday's preseason game versus the Canucks, per the NHL media site.
Black will draw the start during Thursday's road preseason game against the Lightning, Jameson Olive of the Panthers' official site reports.
Tkachuk (undisclosed) left Tuesday's preseason game versus the Hurricanes for precautionary reasons, Rob Darragh of the Panthers' official site reports.
