Patent attributes
A power tool for orthopedic surgery is provided, which can be coupled with an attachment having one or more first magnets mounted thereon, and include a power tool body including a power tool case, an attachment fastening portion connected to one end of the power tool body, a motor power transmitting portion protruding toward the attachment fastening portion and transmitting power to the attachment, a motor that drives the motor power transmitting portion, a first magnetic sensor portion including a first magnetic sensor capable of sensing a magnetic field strength or number of the one or more first magnets, a control portion that controls the motor to operate below a preset maximum rotational speed and maximum torque value according to the magnetic field strength or the number sensed by the first magnetic sensor, and a power supply that supplies power to the motor and the control portion.
