Extracorporeal shock wave lithotripsy uses high-intensity pulses of focused ultrasonic energy aimed directly at the stone.

体外冲击波碎石术使用聚焦超声能量的高强度脉冲直接瞄准结石。

A suction is essentially a metal instrument that's a straw, that also has ultrasonic energy applied to its tip that helps the suction along.

吸管本质上是一种金属工具，吸管的尖端也有超声波能量，有助于吸引。