Which joint is specifically referred to as the Lisfranc joint?

The Lisfranc joint specifically refers to the articulation between the tarsals and metatarsals in the foot. This region includes the complex arrangement of bones that connect the midfoot to the forefoot, which is crucial for stability and function during movement. The term "Lisfranc" originates from Jacques Lisfranc de St. Martin, a French surgeon, who was instrumental in describing injuries to this area in the 19th century.

In the context of this joint, it plays a significant role in transferring loads and providing structural integrity to the foot during activities such as walking or running. Injuries to the Lisfranc joint can result in significant complications and are often a concern in both sports medicine and orthopedics.

The other joints mentioned do not relate to the specific definition of the Lisfranc joint. For instance, the knee joint connects the femur and tibia, the shoulder joint connects the humerus and scapula, and the hip joint is between the pelvis and femur. Each of these has its own terminology and anatomical significance separate from that of the Lisfranc joint.