The sternoclavicular (SC) joint is the pivot on which the shoulder girdle moves on the trunk.
This joint is a diarthrodial joint, permitting rotary movement of the clavicle. Internal rotation of the arm is associated with the maximum degree of rotation of the clavicle so that the bone protrudes anteriorly.
A sharp, forward thrust of the shoulder girdle, as in the motion of throwing, depends on the integrity of this joint....
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Source: eOrthopod
Hip dislocation can happen after hip replacement surgery. The highest risk of dislocation is in the months right after surgery. However, dislocations... Read more »
Source: eOrthopod
What's every patient's fear after getting a new hip replacement? Dislocation. The surgeons call it instability. No matter what name you give it, the... Read more »
Source: eOrthopod
Can a healthy and normally aligned patella (kneecap) dislocate? Many experts have debated this question. Certainly, anatomic variations from the norm... Read more »
Source: ADAM Encyclopedia
A dislocation is a separation of two bones where they meet at a joint. (Joints are areas where two bones come together.) A dislocated bone is no... Read more »
Source: ADAM Encyclopedia
Kneecap dislocation occurs when the triangle-shaped bone covering the knee (patella) moves or slides out of place. The problem usually occurs toward... Read more »