▎ 摘　　要

NOVELTY - The device has a bendable tip (1), an irrigation channel (2), an aspiration channel (3), a spiral gear mechanism attached to an aspiration and irrigation hose (4), a handle portion (5), a flexion and deflection control latch (6), an aspiration structure (7), a perforated tip, a soft tip dilatator and a notch. The bendable end is provided with the capacity to bend between 0 and 270 degrees. USE - Kidney aspiration device used by urologist in kidney stone operation such as retrograde intrarenal surgery. ADVANTAGE - Both large stone fragments and powdery liquid are extracted with a movable aspirator that reaches into the kidney and reaches the calyces in the kidney if necessary. DESCRIPTION OF DRAWING(S) - The drawing shows a perspective view of the kidney aspiration device. 1Bendable tip 2Irrigation channel 3Aspiration channel 4Aspiration and irrigation hose 5Handle portion 6Flexion and deflection control latch 7Aspiration structure