The soleus, on the other hand, is a single joint muscle, crossing only the ankle. Video describes The Anatomy of Gastrocnemius Muscle. The two heads of the muscle form the lower boundaries of the popliteal fossa. Gastrocnemius In-Depth. Vascular anatomy of the gastrocnemius muscle. The gastrocnemius is the most superficial of the muscles and has two heads, medial and lateral. An understanding of the applied surgical anatomy, approaches, and utility of the gastrocnemius flap makes the technique a useful tool for the … Gastrocnemius vein anatomy. It is an active plantar flexor of the ankle when your knee is straight. There were 221 gastrocnemius trunks distributed as 95 main gastrocnemius trunks (final drainage from the muscle), 81 axial and 45 collateral ones. Although proximal medial gastrocnemius recession (PMGR) has shown to be an effective operative treatment for IGC, it poses risks to various anatomic structures around the knee … The medial gastrocnemius is supplied by the medial sural artery, a branch of the popliteal artery. Large soleal and gastrocnemius (medial, lateral, and intergemellar) veins drain venous sinuses of calf muscles and join the popliteal vein. The shape of gastrocnemius … The definitive shape of the calf is as a result of the medial and lateral heads of the gastrocnemius, which are situated at the posterior, upper half of the lower leg. The Gastrocnemius has two heads: the medial and the lateral. It is a bipennate muscle, meaning it has two rows of muscle fibres, facing in opposite directions with a central tendon, resembling a feather. Eighty heads of 40 gastrocnemius muscles showed 438 gastrocnemius veins. The number of veins per muscle head varied between 2 and 12, with a mode of 4 and 5, a mean of 4.6. Place the probe transversely at the knee crease in the popliteal fossa. The calf (Latin: sura) refers to the posterior portion of the lower leg. It attaches to the heel with the Achilles Tendon and originates behind the knee on the femur, crossing two joints. Anatomy Origin Gastrocnemius is the muscle that forms the main bulk of the calf region on the back of the lower leg. It arises from femur and crosses the knee joint and Ankle joint.It is part of the three Superficial Flexors in the leg. The gastrocnemius, a two-joint muscle, crosses your knee and your ankle. The popliteal fossa a real venous crossroads is the site of anastomosis of three superimposed venous planes. The Operative Procedure. The patient can be placed prone, but if an anterior wound is being resurfaced, the supine … The two largest muscles in this region include the gastrocnemius and the soleus. The purpose of this study was to review the surgical anatomy of the Strayer procedure with specific reference to 1) the location of the sural nerve, and 2) the gastrocnemius tendon release point. They are embedded in the belly of calf muscles, such as the soleus and gastrocnemius, and are able to dilate and hold a large amount of blood. Background: Isolated gastrocnemius contracture (IGC) is associated with various foot and ankle pathologies. The Gastrocnemius is the calf muscle that is visible from the outside of the body. In one cadaver based series the number of gastrocnemius veins varied from 2 … To address the problem of IGC, a number of gastrocnemius lengthening procedures have been described. With the soleus and plantaris, they form a composite muscle called the triceps surae. Venous sinuses are closely related to deep veins. The Gastrocnemius Muscle has 2 heads, one medial and one lateral head. Anatomy of the Calf Muscles. The two heads of the gastrocnemius converge and fo …