Manual distraction in the shoulder joint refers to the vertical distraction of the humeral head against the glenoid fossa. Although the treatment effects of distraction have been studied, the optimal distraction position during the procedure remains controversial. Distraction is categorized as Grades I to III.

What is joint distraction?

Joint distraction is an innovative procedure that can be used to treat painful osteoarthritis of the knee, ankle or thumb. It uses the body's natural healing processes to repair damaged cartilage which helps preserve and restore the arthritic joint.

What is shoulder distraction force?

A distraction force occurs at the shoulder joint in all throwing motions. ... Two of the variables (maximum shoulder abduction torque and elbow angle at release) previously shown to affect shoulder distraction in professional baseball pitchers appear to be important for collegiate pitchers as well.