Inclusion Criteria:

• Patients 18 years of age or older who are scheduled to undergo anterior cruciate ligament (ACL) reconstruction with bone-to-bone (BTB) patellar tendon autograft with the Principal Investigator (PI).
• Receiving post-surgery physical therapy at a Houston Methodist physical therapy (PT) clinic.

Exclusion Criteria:

• Under 18 years of age
• Prior surgery on affected knee
• Diabetes
• Root repair, inflammatory arthropathy, or any other concomitant procedure that cannot follow an accelerated PT protocol or any concomitant procedure that the PI deems exclusionary
• Unable to attend physical therapy at Houston Methodist
• Vulnerable populations
• Immunocompromised patients such as those being treated for cancer, kidney failure, etc.
• Heart disease (including systolic blood pressure >180 mm Hg or heart failure)
• Active infections
• Non-English-speaking patients
• Any known metal implants or allergy to contrast agents
• Pregnancy (as part of standard of care, all female participants will be administered a urine pregnancy test prior to surgery. A negative result is required to proceed with surgery per SOC and thus, participate in the study) and those planning to become pregnant during the duration of the study
• Any condition with known bleeding disorders, thrombus formation risk factors, or overlying wound and skin infections
• Any condition in the opinion of the primary investigator that would compromise the integrity of the data collection or outcomes being assessed
• Any other medical condition that in the opinion of the primary investigator would constitute a relative contraindication to study participation (e.g., Ankylosing spondylitis, psoriatic arthritis, rheumatoid arthritis, SLE, scleroderma, polymyositis, Ehlers-Danlos syndrome, osteoporosis)