A mechanical instrument or procedure used to crush gallstones inside the gallbladder or bile duct.
From Greek 'chole' (bile) + 'lithos' (stone) + 'trites' (rubbed or ground). An older medical term using '-trity' which means 'crushing action.'
This is an older term you might find in historical medical texts—it refers to mechanical stone-crushing before we had modern shock-wave technology. Medical terminology is like archaeological layers showing how treatments evolved.
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