Matthias has been unable to crack the Jets' lineup, instead spending game days in the press box.
Matthias (upper body) continues to skate in his injury rehab, Ken Wiebe of the Winnipeg Sun reports.
Matthias (upper body) was once again back on the ice ahead of practice Thursday, Brian Munz of TSN 1290 Winnipeg reports.
Matthias (upper body) skated prior to practice Tuesday, Ken Wiebe of the Winnipeg Sun reports.
Matthias (upper body) was designated for injured reserve Wednesday.
Matthias (upper body) will not be in the lineup against the Sharks, Brian Munz of TSN 1290 Winnipeg reports.
Matthias (upper body) won't participate in Sunday's tilt against Vancouver, Sara Orlesky of TSN.ca reports.
Coach Paul Maurice labeled Matthias (upper body) day-to-day ahead of Saturday's contest against the Flames, Mitchell Clinton of Jets TV reports.
Matthias (upper body) won't be in the lineup for Saturday's game against Minnesota, Jets Insider Jamie Thomas reports.
Despite blocking a shot in practice, Matthias is slated to suit up versus Arizona on Tuesday, Brian Munz of TSN 1290 Winnipeg reports.