Ultrasound Guided Femoral Nerve Block
Anahi Perlas
Patient Position: Supine.
Indications: Surgery on the anterior thigh, femur, or knee. Block of the saphenous nerve tributary for surgery on the leg or foot.
Needle Size: 22-gauge, 5-cm stimulating needle.
Surface Landmarks: The inguinal crease.
Ultrasound Landmarks: The femoral artery and the femoral nerve. The nerve lies lateral or occasionally deep to the artery (Fig. 39-1).
Transducer Type: 10 to15 MHz linear array.
Transducer Position: The probe is located in the axial plane along the inguinal crease (Fig. 39-2).
Volume: 10 mL.