Chicago Blackhawks defencemen Brent Seabrook and Calvin de Haan are arranged for season-ending best shoulder surgeries on Friday.
The last-place Blackhawks put Seabrook and de Haan on long-term hurt reserve on Thursday, maximizing significant space under the wage cap.
De Haan was acquired in a June trade with Carolina. He had surgery on the same shoulder last off-season.
Seabrook has been a consistent existence for Chicago because his NHL launching in 2005. He assisted the Blackhawks win the Stanley Cup in 2010, 2013 and 2015.
He was a healthy scratch for Chicago's 4-1 loss to Colorado on Dec. 18. The Blackhawks then revealed the next day he was undergoing further medical evaluation.