Extracorporeal Shockwave Lithotripsy

Extracorporeal Shockwave Lithotripsy is a non-invasive procedure that breaks stones inside the Kidney, urinary tract, and pancreatic and bile ducts.


It is done by sending a series of shock waves generated by a lithotripter. The shockwaves break the stones into tiny pieces. While the kidney and urinary tract stones are expelled via urine, the big and small fragments in the bile and pancreatic ducts are removed with an endoscope by inserting a thin, flexible tube through the mouth.

Who Needs Extracorporeal Shockwave Lithotripsy?

Patients diagnosed with kidney stones, urinary tract, bile, and pancreatic tract need Extracorporeal Shockwave Lithotripsy. The surgeon would decide if this treatment is right for you after considering various factors like size, composition, and location of the stone.

ESWL may be postponed or not recommended if the patient suffers from infections or Chronic Kidney Disease.

How Is Extracorporeal Shockwave Lithotripsy Done?

Extracorporeal Shockwave Lithotripsy is a very common non-invasive procedure for treating kidney stones. It is performed under mild anaesthesia and takes up to an hour.

During the procedure, the surgeon uses a computerized X-ray machine in conjunction with an ultrasound to zero in on the precise location of the stone. A cycle of shock waves amounting to several thousand is targeted at the stone, which breaks it into tiny pieces. The power and intervals of the shock waves are adjusted depending on the size of the stones.


Extracorporeal Shockwave Lithotripsy is a day-care procedure. You get discharged on the same day or may have to spend overnight in the hospital.

Extracorporeal Shockwave Lithotripsy is a non-invasive procedure that can cause discomfort. It is done under mild anaesthesia.

Your doctor may not recommend Extracorporeal Shockwave Lithotripsy if you are pregnant or with a pacemaker and on blood thinners.

You can resume your daily and office work within two days after the procedure.

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