Amadio scored a goal in Saturday's 3-2 overtime win over the Bruins.
Amadio recorded an assist, two hits and a plus-3 rating in Tuesday's 8-1 win over the Blues.
Amadio signed a three-year, $7.8 million contract with Ottawa on Monday.
Amadio scored a goal on two shots in Saturday's 2-1 overtime win over the Wild.
Amadio scored a goal on six shots, added two hits and blocked two shots in Thursday's 5-4 loss to the Bruins.
Amadio logged an assist, two shots on goal, two hits and two PIM in Tuesday's 6-2 win over the Maple Leafs.
Amadio (upper body) was activated off injured reserve Saturday, per the NHL media site.
Amadio was put on injured reserve Friday, per Jesse Granger of The Athletic.
Amadio will miss Thursday's clash with the Rangers due to an upper-body injury, Adam Hill of the Las Vegas Review-Journal reports.
Amadio scored a goal on his lone shot in Thursday's 3-2 win over Los Angeles.