A linear object manipulation control device comprising: a master including an externally operable manipulation unit (23, 24), and a slave adapted to apply a force in a longitudinal axial direction to a linear object inserted in a body based on an operation through said manipulation unit to move the linear object within said body, said master including an operation amount detection unit (13M, 14M) adapted to detect an externally applied amount of operation of said manipulation unit, and an operation amount transmission unit adapted to transmit the amount of operation detected by said operation amount detection unit to said slave, said slave including a linear object driving unit (52S, 54S, 60S, 53S) adapted to apply a force in the longitudinal axial direction to said linear object according to an applied driving signal (A1, B1), an operation amount reception unit adapted to receive said amount of operation from said operation amount transmission unit, and a conversion unit (56S, 62S) adapted to convert said amount of operation received from said operation amount reception unit into said driving signal for output to said linear object driving unit, said linear object including a catheter and a wire inserted in said catheter, said manipulation unit including a catheter manipulation unit and a wire manipulation unit for operating said catheter and said wire individually, said catheter manipulation unit and said wire manipulation unit being arranged in close proximity at a surface of a casing of said master, characterized in that said master further includes a load applying unit (15M, 21M) adapted to apply a load according to said driving signal received from said slave to said manipulation unit, said conversion unit of said slave is adapted to convert said amount of operation received from said operation amount reception unit into said driving signal, and is adapted to output the driving signal to said linear object driving unit and said load applying unit a master including an externally operable manipulation unit (23, 24), and a slave adapted to apply a force in a longitudinal axial direction to a linear object inserted in a body based on an operation through said manipulation unit to move the linear object within said body, said master including an operation amount detection unit (13M, 14M) adapted to detect an externally applied amount of operation of said manipulation unit, and an operation amount transmission unit adapted to transmit the amount of operation detected by said operation amount detection unit to said slave, said slave including a linear object driving unit (52S, 54S, 60S, 53S) adapted to apply a force in the longitudinal axial direction to said linear object according to an applied driving signal (A1, B1), an operation amount reception unit adapted to receive said amount of operation from said operation amount transmission unit, and a conversion unit (56S, 62S) adapted to convert said amount of operation received from said operation amount reception unit into said driving signal for output to said linear object driving unit, said linear object including a catheter and a wire inserted in said catheter, said manipulation unit including a catheter manipulation unit and a wire manipulation unit for operating said catheter and said wire individually, said catheter manipulation unit and said wire manipulation unit being arranged in close proximity at a surface of a casing of said master, characterized in that said master further includes a load applying unit (15M, 21M) adapted to apply a load according to said driving signal received from said slave to said manipulation unit, said conversion unit of said slave is adapted to convert said amount of operation received from said operation amount reception unit into said driving signal, and is adapted to output the driving signal to said linear object driving unit and said load applying unit