David Backes retired from the NHL on Wednesday after signing a one-day contract with the Blues.
The 37-year-old forward was selected by the Blues the in the second round (No. 62) of the 2003 NHL Draft and played 10 seasons with them. He was captain from 2011-16 and is seventh all-time in Blues history in goals (206), points (460) and games (727).
Backes scored four points (three goals, one assist) in 15 games with the Ducks last season.