Titin is a giant protein responsible for muscle elasticity and provides a scaffold for several sarcomeric proteins, including the novel titin-binding protein MURF-1, which binds near the titin M-line region.
ORIF Surgery for Proximal Humerus Fracture. This surgical procedure repairs a break in the proximal end of the humerus. ORIF stands for Open Reduction Internal Fixation. During this procedure, an incision will be made and a metal plate will be attached to the humerus to hold the bone in place while it heals. Preparation.
The proximal humerus is part of the radiographic anatomy of the shoulder. The humerus is the largest bone of the upper extremity. Its superior end possesses a smooth ball-like head that articulates with the glenoid fossa of the scapula.Several muscles hold the humerus in the glenoid cavity and move it.he proximal humerus is part of the radiographic anatomy of the shoulder. The humerus is the largest bone of the upper extremity. Its superior end possesses a smooth ball-like head that articulates with the glenoid fossa of the scapula.