Hip: advanced femoral head necrosis, severe hip arthritis, DDH, complex femoral neck fracture, revision cases for loosening, infection or dislocation.

Knee: advanced osteoarthritis with varus/valgus deformity, late rheumatoid arthritis, revision replacement and bone defect reconstruction.

Other joints: shoulder, elbow and ankle replacement.

Cervical spine: disc herniation, cervical spondylosis, canal stenosis, OPLL, fracture-dislocation.

Lumbar spine: disc herniation, canal stenosis, spondylolisthesis, degenerative scoliosis, OLIF/XLIF fusion.

Complex spine: spinal tumors, tuberculosis and infection.

Knee: ACL/PCL reconstruction, meniscus repair and cartilage injury.

Shoulder: rotator cuff tear, recurrent instability and impingement.

Other joints: hip labral injury, ankle instability and elbow overuse injury.

Chronic neck, shoulder, back and leg pain; post-operative joint stiffness; late fracture numbness; osteoporosis lifestyle support; conservative osteoarthritis care; weakness and balance issues; mild misalignment corrections.