Fig. 1From: Clinical outcome of arthroscopic capsular release for frozen shoulder: essential technical points in 255 patientsArthroscopic classification based on the severity of adhesion of LHB and CH ligament. a Slight adhesion to easily get into the back of LHB by obtuse rod. b Moderate adhesion to hardly get into the back of LHB by obtuse rod. c Severe adhesion with no space to get into the back of LHB by obtuse rod. Asterisk is LHBBack to article page