A data adjustment method in a radio frequency operation is provided, which includes providing radio frequency signals with a preset power value and outputting the radio frequency signals to a radio frequency probe; detecting physical characteristic data of an object of a present radio frequency operation in real time; determining a power adjustment algorithm according to the type of the radio frequency probe when the physical characteristic data exceeds the preset range, calculating a target power value according the power adjustment algorithm and adjusting the radio frequency output power to the target power value; and adjusting the preset range according to the physical characteristic data detected in real time in a preset period of time before a present moment when the physical characteristic data does not exceed the preset range.