The aim of study was presentation of own experiences in arthroscopic surgery of knee joint injuries. The study group comprised 570 patients treated in the years 1993-2002, in which the cause arthroscopy of the knee trauma was performed. Procedure of total or partial meniscectomy was the method of treatment in 270 (47%) patients. Joint ligament reconstruction was made in 69 (12%) injured persons. The diagnostic arthroscopy was performed in 184 (32%) patients. As a small invasive method, it permits decrease costs of medical treatment, begins early rehabilitation and quickly vital reactivation.