Abstract: A pre-surgical planning apparatus adapted to estimate ablation information of a target object ablated by a magnetic heat treatment device is provided. The magnetic heat treatment device includes a needle and a coil. The pre-surgical planning apparatus includes a storage device, a processing device, and an input device. The storage device stores an estimation model. The input device provides a plurality of parameters including a needle angle parameter, a needle characteristic parameter, and a then gal conductivity of the target object. The processing device inputs the parameters to the estimation model, such that the processing device executes the estimation model to estimate the ablation information of the target object ablated by the magnetic heat treatment device with a preset power and a preset length of time. The ablation information includes temperature curve information and temperature distribution information. Besides, a pre-surgical planning method is also provided.

Abstract: A wireless electromagnetic thermotherapy apparatus applies a magnetic field on a needle for actuating heat generation thereby, and includes an excitation device and a detector device. The detector device includes a sensor unit that measures a temperature of the needle, a wireless charging unit that generates electrical energy in response to receipt of the magnetic field, a wireless transmitter that is powered by the electrical energy, and that transmits the measured temperature to the excitation device to enable the same to make a comparison between the measured temperature and a target temperature and to adjust an intensity of the magnetic field based on a result of the comparison.

Abstract: A hardness measurement apparatus including a storage device, a processing device, and an electromagnetic sensing device is provided. The storage device stores a hardness classification model. The processing device generates a control signal. The processing device outputs the control signal to the electromagnetic sensing device to operate the electromagnetic sensing device to sense a metal object in a non-contact sensing manner at a specific frequency. The electromagnetic sensing device outputs an electromagnetic sensing result of the metal object to the processing device. The processing device analyzes the electromagnetic sensing result to determine the impedance parameter of a sensing coil. The processing device determines a hardness of the metal object according to the impedance parameter the sensing coil and the hardness classification model. In addition, a hardness measurement method is also provided.