1.1 Current evidence on the efficacy and safety of biodegradable subacromial spacer insertion for rotator cuff tears is limited in quantity and quality. Therefore, this procedure should only be used in the context of research.
1.2 Further research may include collaborative data collection and clinical trials. Patient selection should be clearly documented. Outcomes of interest include measures of shoulder function, pain relief and quality of life. All complications should be reported. Follow-up should ideally be for a minimum of 2 years.