FIELD: medical engineering; orthopedics; traumatology. SUBSTANCE: device has plates 9 with mutually perpendicular grooves 10, threaded rods connecting the plates, perosseous threaded pins 1 with checking member on threaded holders 3 set in grooves 10 of plates 9. Each rod 6 has monoaxial spheric joint 8 on the end. Body of joint 8 has transverse through slot and bushing threadedly mounted in the body of the joint. Checking members are clamping plates 5 having coaxial openings for pin 1 to find place in. EFFECT: enhanced effectiveness in performing osteosynthesis of fractured and deformed bones with external fixation devices. 4 dwg
