The present invention discloses a physiological signal wireless transmission system which is compatible with a magnetic resonance system. The physiological signal wireless transmission system comprises an implantable sensing device, and a power relay device wirelessly connected to the implantable sensing device. The implantable sensing device comprises a sensing module including at least one sensor, a data transmission module coupled to the sensing module, and a power receiving module coupled to the sensing module and the data transmission module. On the other hand, the power relay device comprising a data transmission antenna wirelessly connected to the data transmission module, a microprocessor connected to the data transmission antenna, a display module connected to the microprocessor, a power transmitting antenna wirelessly connected to the power receiving module, and a power output module coupled to the power transmitting antenna.本發明提出一種兼容於核磁共振（MR）系統的生理訊號無線傳輸系統，該生理訊號無線傳輸系統包含一植入式感測裝置，以及與該植入式感測裝置無線連接的一能源中繼裝置。其中，該植入式感測裝置包含：一感測模組，具有至少一感測器；一資料傳輸模組，與該感測模組連接；以及一能源接收模組，與該感測模組和該資料傳輸模組連接。另一方面，該能源中繼裝置包含：一資料收發天線，與該資料傳輸模組無線連接；一微處理器，與該資料收發天線連接；一顯示模組，與該微處理器連接；一能源發射天線，與該能源接收模組無線連接，以及一能源發射模組，與該能源發射天線連接。
