Sigma Pedicle-based Access System provides direct visualization of key anatomical landmarks creating a reproducible TLIF approach.

Key Features

• Facilitates access to a collapsed disc space through vertebral body distraction
• Improves illumination with an integrated fiber optic light source
• Provides direct visualization of facet, pars, and lamina with a modular shank and blade
• Enables customized exposure with independent cranial and caudal retraction
• Supports differing patient pathology with surgeon-guided medial blade
• Streamlines assembly with quick-connect engagement