Femoral Sheath is the upper 3.75 cm of femoral vessels is enclosed by funnel-shaped fascial sheath. The abdominal cavity and apex unsites with the tunica adventitia of the femoral vessels is where the base of the sheath is directed towards the upward side.

The downward prolongation of the fascia transversalis composes the anterior wall of the femoral sheath and by the downward prolongation of the fascia iliaca composes the posterior wall.

The femoral sheath isn’t symmetrical. Its lateral wall is vertical on the other hand its medial wall is oblique being pointed downward and laterally.

Compartments

The interior of the femoral sheath is split into threecompartments by 2 anteroposterior fibrous septa.

  • Lateral compartmentlodges the femoral artery and genital branch of the genitofemoral nerve.
  • Middle compartmentcontains the femoral vein.
  • Medial compartmentis comparatively empty and termed femoral canal. It includes lymph node of Cloquet and fibrofatty tissue.