Cooled Radiofrequency Introducer COOLIEF* 17 Gauge X 100 mm For use with COOLIEF* Cooled Radiofrequency Probe only Surgical Grade #FDI-17-100-4UOM : 1 Per Each Non stock Item Delivery typically takes 2 4 weeks. Features COOLIEF* Cooled Radiofrequency Introducer (sterile, single use) To be used with the COOLIEF* Cooled Radiofrequency Probe only, the COOLIEF* Cooled Radiofrequency Introducer provides a path for the probe to the nervous tissue Tethered port to instill fluids while maintaining probe placement Tethered port reduces instances of repositioning Includes an insulated stainless steel