The utility model discloses a threadworm counting and picking needle which comprises a handle, a counter arranged in the handle, and a needle tip removably connected to the front end of the handle, wherein the needle tip is a linear, arc or two-side needle. Since the picking needle is provided with a counter, the needle counts while picking threadworms. The threadworm counting and picking needle is convenient for use, accurate for counting, diversified in the types of needle tips and suitable for different operation, and can recount when presses down a reset key.