The defenseman was involved in what looked like a knee-on-knee collision at the end of Penn State's victory over Army Saturday.
While Penn State's wrestling program has been widely successful in recent years, only one athlete could make it to the championship on Sunday.
The Nittany Lions earned their first win in conference play in a close matchup against the Hoosiers.
Barr, a two-time Michigan state champion, is projected to compete for the Nittany Lions at either 174 or 184 pounds once he arrives in Happy Valley.
New kid on the block Dylan Lugris scored in his Penn State debut to lead the Nittany Lions to victory.
Quarterback KJ Jefferson leads an Arkansas offense that has helped propel the Razorbacks to an 8-4 record.