KRONOS Versus Breg T-Scope Post-operative Knee Braces Following Anterior Cruciate Ligament (ACL) Reconstruction

Inclusion Criteria:

* Subjects \> 18 years of age
* English-speaking
* Scheduled to undergo primary anterior cruciate ligament reconstruction surgery
* No history of prior knee surgery on the operative knee
* No concomitant ligamentous repair or reconstruction procedures (i.e. ligamentous pathology aside from anterior cruciate ligament).
* Subjects undergoing concurrent partial meniscectomy or meniscus repair that would not alter postoperative weight-bearing status or rehabilitation protocol would be eligible for inclusion.
* Clinical and radiographic examination (MRI) consistent with an acute full thickness ACL tear

Exclusion Criteria:

* Age \< 18 years of age
* Non-English speaking
* Revision ACL reconstruction
* Multi-ligamentous injury, including concomitant posterior cruciate ligament, medial collateral ligament and fibular collateral ligament injuries
* Concomitant meniscal or cartilage injury that would alter postoperative weight bearing status or rehabilitation protocol
* Inability to comply with the proposed follow-up clinic visits
* Subjects lacking decisional capacity
* Worker's compensation subjects
* Requiring a custom-sized brace