Having shoulder impingement surgery leaves you out of action for how long?

About 3 months. When done arthroscopicaly, recovery is very rapid. Usually, therapy will start 2 weeks after surgery. As long as the rotator cuff does not need to be repaired, most are able to use there arm in a month. By three months, most people are back to normal activities. The surgery involves removal of the inflamed bursal tissue and osteophytes called an acromioplasty.
4-6 wks. Arthroscopic shoulder impingement surgery should be done as an outpatient, and motion should begin in a few days. Most patients regain full motion in 1-2 weeks and full strength in about 6 wks. Throwing should be comfortable by 3 months.