Percutaneous Pedicle Screw

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  • Attach the Sentio stimulator clip to an insulated Jamshidi needle.
  • Prepare the pedicle screw hole using the insulated Jamshidi needle while stimulating at 10mA.
  • If a ‘STOP’ response is triggered, reposition the needle. Typical repositioning would be directed lateral and/or superior.
  • Repeat until a ‘GO’ is maintained throughout the path of the Jamshidi.
  • Insert guidewire through the Jamshidi.
  • Insert screw over wire.