1. The Current State of Minimally Invasive Spine Surgery by Choll W. Kim, Krzysztof Siemionow, D. Greg Anderson, and Frank M. Phillips J Bone Joint Surg Am Volume 93(6):582-596 March 16, 2011 ©2011 by The Journal of Bone and Joint Surgery, Inc.

2. A: Axial T2-weighted MRI image through the L4-L5 disc showing the multifidus (MU), iliocostalis (IL), longissimus (LO), quadratus lumborum (QL), intertransversarii (IT), and psoas (PS) muscles. Choll W. Kim et al. J Bone Joint Surg Am 2011;93:582-596 ©2011 by The Journal of Bone and Joint Surgery, Inc.

3. Axial T2-weighted MRI image through the disc space at L2-L3 (A), L3-L4 (B), L4-L5 (C), and L5-S1 (D). Choll W. Kim et al. J Bone Joint Surg Am 2011;93:582-596 ©2011 by The Journal of Bone and Joint Surgery, Inc.

4. A: Axial T2-weighted MRI image at the L4-L5 level, showing the surgical corridor made with use of a tubular retractor (solid white lines) and the trajectory of the surgical target site (dashed lines). Choll W. Kim et al. J Bone Joint Surg Am 2011;93:582-596 ©2011 by The Journal of Bone and Joint Surgery, Inc.

5. The minimally invasive transforaminal lumbar interbody fusion and decompression is shown. Choll W. Kim et al. J Bone Joint Surg Am 2011;93:582-596 ©2011 by The Journal of Bone and Joint Surgery, Inc.

6. A: Intraoperative photograph showing proper positioning for a direct lateral transpsoas approach. Choll W. Kim et al. J Bone Joint Surg Am 2011;93:582-596 ©2011 by The Journal of Bone and Joint Surgery, Inc.

7. Direct lateral transpsoas approach and the safe zone. Choll W. Kim et al. J Bone Joint Surg Am 2011;93:582-596 ©2011 by The Journal of Bone and Joint Surgery, Inc.

8. Direct lateral discectomy and insertion of an interbody cage. Choll W. Kim et al. J Bone Joint Surg Am 2011;93:582-596 ©2011 by The Journal of Bone and Joint Surgery, Inc.

9. Preoperative (A and C) and postoperative (B and D) radiographs demonstrating the magnitude of curve correction in a sixty-eight-year-old woman who underwent treatment for a long-standing history of low-back pain and left anterior thigh pain. Choll W. Kim et al. J Bone Joint Surg Am 2011;93:582-596 ©2011 by The Journal of Bone and Joint Surgery, Inc.

10. Minimally invasive rod insertion and deformity correction. Choll W. Kim et al. J Bone Joint Surg Am 2011;93:582-596 ©2011 by The Journal of Bone and Joint Surgery, Inc.