The AC joint, other supporting ligaments, and surrounding muscles aren’t affected. Type II. Type II injuries have a completely torn AC ligament.

Apivatgaroon, A., et al. (2017). Arthroscopic distal clavicle and medial border of acromion resection for symptomatic acromioclavicular joint osteoarthritis. https://www.arthroscopytechniques.org ...

The AC joint is found where your collarbone meets the uppermost point of your shoulder blade. It’s a plane-type synovial joint, which is a junction of bones connected by ligaments that allow ...

"An AC joint separation or sprain usually -- if it's a high-grade sprain -- you've torn at least partially, one of the ligaments that joins the acromio to the clavicle." How is a Grade 1, 2 or 3 ...

An AC joint sprain occurs when the ligaments connecting the collarbone and the shoulder blade are stretched or torn due to a sudden impact or forceful movement.

This week, we are going to discuss AC joint separation of the shoulder—a specific injury that occurs when pressure is applied to the shoulder from top to bottom, such as landing on the shoulder ...

A Grade 3 is when you disrupt those AC joint ligaments, plus what’s called the coracoclavicular ligaments that basically hold the clavicle down to the scapula.” ...

AC joint surgery is used to treat injuries to the AC joint between your shoulder blade and collarbone. ... AC ligaments lose their potential to heal about 3 weeks after injury.

"An AC joint separation or sprain usually -- if it's a high-grade sprain -- you've torn at least partially, one of the ligaments that joins the acromio to the clavicle." How is a Grade 1, 2 or 3 ...

Among pro quarterbacks, injuries to the AC joint represent 40-56% of all shoulder injuries, according to a report from the National Library of Medicine.Also, QBs lost an average of 17.3 days to AC ...

49ers RB Jordan Mason, the NFL's leading rusher, is believed to have suffered a sprained AC joint that is not considered serious during Thursday night's win at Seattle, but he will undergo further ...