Oilers' Isaac Howard injured, Islanders' Emil Heineman ejected in early game hit

• Oilers' forward Isaac Howard was injured during a game against the Islanders.
• Islanders' forward Emil Heineman was ejected for a knee-on-knee hit on Howard.
• The incident occurred early in the game between the Oilers and the Islanders.
• Howard's injury led to his removal from the game.
• Heineman's ejection was a direct result of the hit on Howard.