Lee Clark has relied heavily on loan deals at Birmingham City, but admits such agreements are far from ideal.
Goals from Jean-Yves Mvoto and Tom Kennedy gave Barnsley a crucial 2-1 win over Charlton at The Valley on Tuesday.
Nottingham Forest midfielder David Vaughan has stepped up his comeback from injury by playing for the Under-21s.
Richie Smallwood is hoping he can return to Middlesbrough in the summer and push for a first-team spot.
Middlesbrough's Kei Kamara has undergone a successful hernia operation and could be back before the end of the season.