Alpha-Omega Services, Inc. Product No: SPECIAL-NFV || Description: CUSTOM FLEXIGUIDE NEEDLE, SERIES 15, WITH FEMALE LUER AND STYLET WITH MALE LUER 28CM, SET OF 100 Quantity: 1/PKG Lot No: K00136 L-SPECIAL- NFV. The FlexiGuide is a flexible needle designed to provide an enclosed pathway for localized radiation therapy using a Remote High Dose Rate (HDR) Afterloader or manual Low Dose Rate (LDR) method.