TLIF | Access

Sigma Access System

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