Triple-A St. Paul activated Sands (groin) from its 7-day injured list Tuesday, Brandon Warne of Access Twins reports.
Sands hasn't pitched since May 12 due to a left groin strain, but he'll slot back into the Rochester rotation Tuesday. Over 15.2 innings with the Triple-A club this season, Sands has given up 15 earned runs on 22 hits and five walks while striking out 18.