Mobile phone tooth hearing aid

The utility model provides a mobile phone tooth hearing aid comprising a mobile phone. The mobile phone is internally provided with a microphone used for collecting outside sound and converting a sound signal into an electrical signal, a signal processing device used for processing the electrical signal output by the microphone, and a mobile phone Bluetooth communication module. The mobile phone tooth hearing aid further comprises a false tooth which is movably arranged on a gum. A Bluetooth communication module, an electric vibration device and a battery are sealed and embedded in the false tooth. The Bluetooth communication module and the electric vibration device are powered by the battery. An input signal source of the electric vibration device is an electric signal which is received by the Bluetooth communication module, sent by the mobile phone and converted by the microphone from a sound signal of collected outside sound. According to the technical scheme of the embodiment, a bone conduction hearing aid which is convenient to carry and good in using effect is provided by making full use of the existing resources of the mobile phone.