Treatment Choice - Treatment Choice | Compare Prices | Find Hospital | An arthroscopy is a type of keyhole surgery used both to diagnose and treat problems with joints.<br/>The procedure is most commonly used on the knees, ankles, shoulders, elbows and wrist.<br/>An arthroscopy might be recommended to look at the inside of the joints if imaging tests have been performed and you have problems such as swelling or stiffness.<br/>As well as allowing a surgeon to look inside a joint, an arthroscopy can also be used to treat a range of problems and conditions. For example, it can be used to:<br/>- repair damaged cartilage<br/>- remove fragments of loose bone or cartilage<br/>- treat frozen shoulder