The Empowering Solution for the Aging Spine

• Leverages the dense cortical bone of the posterior elements (Lamina, IAP, SAP, and Pedicle)⁶
• Equivalent biomechanical stability to pedicle screws⁷
• Avoids the facet joint to reduce the potential for adjacent level disruption

Karma, Aging Spine Solution

1. Source: Kalichman L, Cole R, Kim DH, et al. Spinal stenosis prevalence and association with symptoms: the Framingham Study. Spine J. 2009;9(7):545–550. doi:10.1016/j.spinee.2009.03.005
2. Source: H. Inose, et al. Comparison of decompression, decompression plus fusion, and decompression plus stabilization: a long-term follow-up of a prospective, randomized study. The Spine Journal 22 (2022) 747-755
3. Source: Sarafrazi, et al. NCHS Data Brief, No. 405, March 2021
4. Source: Ghogawala, et al. Laminectomy plus Fusion versus Laminectomy Alone for Lumbar Spondylosthesis. N Engl Med 2016; 374:1424-1434
5. Source: Kafchitsas et al. The impact of surgical fixation technique on pedicle screw anchorage; SENSE Presentation June 2022 Literature Review 43 full papers Reviewed
6. Pedicle Screws Challenged: Lumbar Cortical Density and Thickness are Greater in the Posterior Elements Than in the Pedicles Khalid Odeh, MD, Alexander Rosinski, MS, Jeremi Leasure, MSE, and Dimitriy Kondrashov MD. Global Spine Journal (AO spine) 1-10 2019
7. Nunley et. al. Metal-free Cortico-pedicular Device for Supplemental Fixation in Lumbar Interbody Fusion, World Neurosurgery, Apr. 2023