The superior extensor retinaculum of the foot (transverse crural ligament) is the upper part of the
extensor retinaculum of foot which extends from the
ankle
The ankle, the talocrural region or the jumping bone (informal) is the area where the foot and the leg meet. The ankle includes three joints: the ankle joint proper or talocrural joint, the subtalar joint, and the inferior tibiofibular joint. The ...
to the
heelbone.
The superior extensor retinaculum binds down the tendons of
extensor digitorum longus,
extensor hallucis longus,
peroneus tertius, and
tibialis anterior
The tibialis anterior muscle is a muscle of the anterior compartment of the lower leg. It originates from the upper portion of the tibia; it inserts into the medial cuneiform and first metatarsal bones of the foot. It acts to dorsiflex and invert ...
as they descend on the front of the tibia and fibula; under it are found also the
anterior tibial vessels and
deep peroneal nerve.
It is found on the lateral side of the lower leg, attached laterally to the lower end of the
fibula
The fibula (: fibulae or fibulas) or calf bone is a leg bone on the lateral side of the tibia, to which it is connected above and below. It is the smaller of the two bones and, in proportion to its length, the most slender of all the long bones. ...
, and medially to the
tibia
The tibia (; : tibiae or tibias), also known as the shinbone or shankbone, is the larger, stronger, and anterior (frontal) of the two Leg bones, bones in the leg below the knee in vertebrates (the other being the fibula, behind and to the outsi ...
; above it is continuous with the
fascia
A fascia (; : fasciae or fascias; adjective fascial; ) is a generic term for macroscopic membranous bodily structures. Fasciae are classified as superficial, visceral or deep, and further designated according to their anatomical location.
...
of the leg.
Additional images
File:Gray437.png, Muscles of the front of the leg.
See also
*
Peroneal retinacula
References
Lower limb anatomy
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