Extracorporeal shock wave lithotripsy | 合法醫療器材資訊網

2020年12月2日—Extracorporealshockwavelithotripsy(SWL)isanoninvasiveprocedurethatusesshockwavestobreakstonesinthekidneyandureterinto ...

Extracorporeal shock wave lithotripsy is a technique for treating stones in the kidney and ureter that does not require surgery. Instead, high energy shock waves are passed through the body and used to break stones into pieces as small as grains of sand. Because of their small size, these pieces can pass from the body along with the urine.

There are two ways to remove stones using shock wave treatment. In one method, the patient is placed in a tub of lukewarm water. Using x-rays or ultrasound to pinpoint the location of the stones, the body is positioned so that the stones are targeted precisely. In the second, more common method, the patient lies on top of a soft cushion or membrane through which the waves pass. About 1-2 thousand shock waves are needed to crush the stones. The complete treatment takes about 45 ...