The present invention relates to a tension-controllable fixing apparatus for a ligament fixing screw, characterized by comprising: an operating handle wherein an installation space is formed in the inside thereof and a small section through tube is formed in the middle part thereof such that tension gradations are displayed on both sides of the through tube, and a cover for opening or closing the installation space is formed in the front of the installation space, and a operating space connected with the installation space is formed on one side； a tension control member which is an installation space for the operating handle, arranged in a way that a rotation unit is installed to be able to rotate on one side thereof and, on the opposite side thereof, a suture connection unit connected with a suture one side of which is coupled with the ligament fixing screw is projected to the outside； a tension control spring one side of which is fixed at the installation space of the operating handle and the other side of which is coupled with the rotation unit of the tension control unit； a gradation dead-end of which is arranged at the through tube by being coupled with the rotation unit of the tension control unit so as to display tension by being linked to be operated when the tension control unit is operated； a tension fixing unit for fixing after controlling tension by the tension control unit； and a drive member which is vertically installed at the bottom part of the operating handle and has a hex wench for fixing the ligament fixing screw integrally formed at the dead-end thereof.본 발명은 장력조절이 가능한 인대 고정나사용 고정기구에 관한 것으로서, 내부에 장착공간이 형성되고, 중앙부분에 소정구간 관통공이 형성되면서 상기 관통공의 양측으로 장력눈금이 표시되며, 상기 장착공간의 전면에는 장착공간을 개방 또는 폐쇄하는 덮개가 결합되고, 일 측에는 장착공간과 연통되는 작동공간이 형성되는 작동 손잡이와； 상기 작동 손잡이의 장착공간으로 일 측에 형성되는 회동부가 회전작동할 수 있도록 장착되고 반대 측에는 인대 고정나사와 일 측이 결합되는 봉합사와 결합되는 봉합사 연결부가 외부로 돌출되어 배치되는 장력 조절부재와； 상기 작동 손잡이의 장착공간에 일 측이 고정되고 반대 측은 장력 조절부재의 회동부와 결합되는 장력 조절 스프링과； 상기 장력 조절부재의 회동부와 결합되면서 작동 손잡이의 관통공에
