Ultrasonic probe repair is legal according to relevant laws and regulations, such as the Regulations for the Supervision and Administration of Medical Devices. As a part of medical devices, the repair of ultrasound probes needs to comply with relevant laws, regulations and standards to ensure the legality and safety of the repair process. In the repair process, the repair organization or professional personnel need to have the appropriate maintenance qualifications and skills to ensure the quality and effectiveness of the repair. At the same time, the repair process needs to ensure the safety and reliability of the probe, and can not affect its normal use and function. Therefore, ultrasound probe repair is legal, but it needs to be done under the premise of compliance. It is recommended that when choosing an ultrasound probe repair service, choose a qualified and reputable repair organization or professional to ensure the legality and quality of the repair.