Objective To study the reasons of minicholecystectomy complications.Methods 25 cases of minicholecystectomy complications among 1532 cases that have had an operation of minicholecystectomy were reviewed and the reasons resulting in those complication were analysed.Results In the 25 cases of minicholecystectomy complications,there is a bile duct injury in 5 cases,bleeding of gallbladder in 3,cardia guts reflection in 4,leakage of bile in 2,infection of incisional wound in 6,missed diagnosis gastric cancer in 1,missed diagnosis carcinoma of gallbladder in 2,microcholecyst in 2.Conclusion The major causes of the minicholecystectomy complications are minimal incision,worse exposure,minimal space operation and superdrag.