| 摘要 |
A device for removing hair is disclosed. The device comprises a container, filled with an impedance matching medium, and an ultrasound transducer element coupled to the container, such that ultrasound waves are generated by the transducer element in the impedance matching medium. The device further comprises a hair receiving element having at least one opening for receiving hair shafts, wherein a height of the opening is approximately an integer multiplication of half a wavelength of the ultrasound waves. |
