Microdrilling Surgery for Full Thickness Chondral Lesions of the Knee Augmented With Concentrated Bone Marrow Aspirate, Platelet Rich Plasma and Hyaluronic Acid

Exclusion Criteria

• •Inflammatory arthritis
• •Body mass index (BMI) greater than 35
• •Presence of significant varus or valgus knee instability or unusually stiff knee
• •Greater than 50% deviation of the mechanical axis
• •Presence of active cardiac disease
• •Presence of active pulmonary disease
• •Prior septic arthritis of the involved joint
• •Presence of active bacterial or Mycobacterial infection
• •Presence of a known hypercoagulable state
• •Pregnant or lactating females
• •Subject known to be positive for hepatitis B, hepatitis C, or HIV
• •Known allergy to hyaluronic acid
• •Patients who are unable or unwilling to participate fully in post-operative physical therapy
• •Patients with a contraindication to MRI scanning
• •Any disorder that compromises ability to give consent or comply with study procedures
• •Patients who are felt to be at significantly increased risk for elective orthopedic surgery
• •Non-ambulatory patients
• •Patients with cognitive impairment