Arthroscopy became a popular techique for the diagnosis and treatment of wrist disorder. But the specific indications for the wrist arthroscopy are not well defined. So we reviewed our experience of 16 wrist arthroscopies of radiocarpal and midcarpal joints. With this review, arthroscopy was of benifit in the diagnosis and treatment of the lesion of the triangular fibrocartilage complex and also in the synovectomy.