A full-height spinal fusion cage that is deployed through a 5 mm incision


Fusion procedures require an insertion of a cage between the vertebrae for support during bone ingrowth. Currently available cages require a large incision. and most cages must be inserted from the front which is dangerous, in particular for the thoracic spine.


MIDAS Key Feautures

  • Inserted through a 5mm cannula
  • Maintains up to 13 mm of vertical support
  • High surface area to avoid subsidence 
  • Can account for lordosis
  • Can be repositioned by the surgeon but will not undeploy accidentally 
  • Compatible with existing accessory technologies including bone grown material and instrumentation.
  • Multiple configurations available
  • Radiolucent

Competitive Advantage

  • Similar to other cages, MIDAS Cage
  • Provides the structural support needed 
  • Has a high surface area to minimize the risk of subsidence
  • Can be implanted as a single or paired device
  • Is radiolucent
  • Can be configured to account for lordosis
  • Different from other cages, MIDAS Cage
  • Can be inserted through a 5mm cannula


  • One issued patent, additional provisional filed
  • Several prototypes available
  • Cadaver tests performed
  • Insertion videotaped, visualized, and x-rayed
  • Product under development, not yet FDA approved