searcher

search·er (sûrchr)

n.

A sounding instrument used to determine the presence of a calculus in the bladder.

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searcher

1. an instrument (a sound) used in examining the bladder for calculi; called also stone searcher.

2. a farrier's tool for excavating a small hole in the sole of the hoof in a search for a puncture site. Has a slightly curved blade with a sharp cutting hook at the end. Resembles a hoof knife but the blade is much narrower.