THIGH andTHIGH andFEMORAL TRIANGLEFEMORAL TRIANGLE

Femoral TriangleFemoral Triangle

Borders:Borders:

Medial border of sartorius muscle.Medial border of sartorius muscle.

Medial border of adductor longus muscle.Medial border of adductor longus muscle.

Inguinal ligament:Inguinal ligament:From ASIS to pubic tubercle.From ASIS to pubic tubercle.

Femoral TriangleFemoral Triangle

Contents (lateral to medial):Contents (lateral to medial):

Femoral Nerve (not in femoral sheath)Femoral Nerve (not in femoral sheath)

Femoral Artery (in femoral sheath)Femoral Artery (in femoral sheath)

Femoral Vein (in femoral sheath)Femoral Vein (in femoral sheath)

Lymphatics (in femoral sheath)Lymphatics (in femoral sheath)

Femoral TriangleFemoral Triangle

Floor:Floor:

Iliopsoas muscle.Iliopsoas muscle.

Pectineus muscle.Pectineus muscle.

Adductor longus muscle.Adductor longus muscle.

Femoral TriangleFemoral Triangle

Femoral Sheath:Femoral Sheath:Contents:Contents:

Femoral artery and veinFemoral artery and vein

Lymphatics:Lymphatics:

In Femoral CanalIn Femoral Canal

Anterior Compartment of ThighAnterior Compartment of Thigh

Cutaneous Innervation:Cutaneous Innervation:Femoral cutaneous nerves:Femoral cutaneous nerves:

LateralLateral

IntermediateIntermediate

MedialMedial

PosteriorPosterior

Anterior Compartment of ThighAnterior Compartment of Thigh

Cribriform fascia and fossa ovalis:Cribriform fascia and fossa ovalis:

Opening for great saphenous vein:Opening for great saphenous vein:

Empties into femoral vein.Empties into femoral vein.

Drains medial side of dorsal venous arch.Drains medial side of dorsal venous arch.

May be duplicated distal to the knee.May be duplicated distal to the knee.

Has 10 to 20 valves.Has 10 to 20 valves.

Anterior Compartment of ThighAnterior Compartment of Thigh

Adductor Canal:Adductor Canal:Borders:Borders:

Lateral:Lateral:

Vastus medialis muscle.Vastus medialis muscle.Posterior:Posterior:

Adductor longus and magnus.Adductor longus and magnus.Anteromedial:Anteromedial:

Sartorius muscle.Sartorius muscle.

Anterior Compartment of ThighAnterior Compartment of Thigh

Adductor Canal:Adductor Canal:Contents:Contents:

Saphenous nerve:Saphenous nerve:

Termination of femoral nerve.Termination of femoral nerve.Nerve to vastus medialis.Nerve to vastus medialis.Terminal part of obturator nerve.Terminal part of obturator nerve.Terminal parts of femoral artery and vein.Terminal parts of femoral artery and vein.Deep lymph vessels.Deep lymph vessels.

Anterior Compartment of ThighAnterior Compartment of Thigh

Muscles:Muscles:Iliopsoas.Iliopsoas.Sartorius.Sartorius.Pectineus.Pectineus.Quadriceps:Quadriceps:

Rectus femoris.Rectus femoris.Vastus lateralis.Vastus lateralis.Vastus intermedius.Vastus intermedius.Vastus medialis.Vastus medialis.

Anterior Compartment of ThighAnterior Compartment of Thigh

Blood Supply:Blood Supply:

Femoral Artery:Femoral Artery:Superficial circumflex iliac.Superficial circumflex iliac.

Superficial epigastric.Superficial epigastric.

Superficial external pudendal.Superficial external pudendal.

Deep external pudendal.Deep external pudendal.

Descending genicular.Descending genicular.

Anterior Compartment of ThighAnterior Compartment of Thigh

Blood Supply:Blood Supply:

Femoral Artery:Femoral Artery:Deep femoral (profunda femoris)Deep femoral (profunda femoris)

Lateral femoral circumflex.Lateral femoral circumflex.

Medial femoral circumflex.Medial femoral circumflex.

Perforating arteries:Perforating arteries:

Three plus termination of deep Three plus termination of deep femoral.femoral.

Anterior Compartment of ThighAnterior Compartment of Thigh

Innervation:Innervation:Femoral Nerve:Femoral Nerve:

Action:Action:Hip flexion.Hip flexion.

Rectus femoris.Rectus femoris.

Sartorius.Sartorius.

Knee extension.Knee extension.

Medial Compartment of ThighMedial Compartment of Thigh

Muscles:Muscles:Gracilis.Gracilis.

Adductor longus.Adductor longus.

Adductor brevis.Adductor brevis.

Adductor magnus.Adductor magnus.

Obturator externus.Obturator externus.

Medial Compartment of ThighMedial Compartment of Thigh

Blood Supply:Blood Supply:Obturator artery:Obturator artery:

Branch of internal iliac artery.Branch of internal iliac artery.

Innervation:Innervation:Obturator nerve.Obturator nerve.Tibial nerve:Tibial nerve:

To hamstring portion of adductor magnus.To hamstring portion of adductor magnus.

Action:Action:AdductionAdduction

Posterior Compartment of ThighPosterior Compartment of Thigh

Muscles:Muscles:Hamstrings:Hamstrings:

Biceps femoris:Biceps femoris:

Long head.Long head.Short head.Short head.

Semimembranosus.Semimembranosus.Semitendinosus.Semitendinosus.

Adductor HiatusAdductor Hiatus

Posterior Compartment of ThighPosterior Compartment of Thigh

Innervation:Innervation:Common peroneal nerve:Common peroneal nerve:

To biceps femoris brevis.To biceps femoris brevis.

Tibial nerve:Tibial nerve: Vascular Supply:Vascular Supply:

Perforating arteries (from profunda femoris)Perforating arteries (from profunda femoris) Action:Action:

Hip extension.Hip extension.Knee flexion.Knee flexion.