超声振动对人体发生的机械作用，使组织质点交替地压缩和伸张产生正压和负压的波动(即压力差)，从而使组织细胞发生容积和运动的变化，进一步引起较强的细胞浆运动，并刺激半透膜的弥散过程，这种现象被称为超声波对组织的“细胞按摩”或“微细按摩”作用。
“There is a patient at the end of everything we do,” he explained. “When looking at security, as a company, we apply that philosophy: protecting healthcare and making healthcare more resilient; and protecting the patient’s privacy and safety.” “We approach med...