The most important shoulder muscles are the four rotator cuff muscles - the subscapularis, supraspinatus, infraspinatus and teres minor muscles - which connect the scapula to the humerus and provide support for the glenohumeral joint.
<span>Angioplasty uses a balloon tipped catheter into a narrow or blocked blood vessel where the balloon is inflated to open the vessel and improve blood flow.</span>
