The utility model discloses a dial plate type
internal hemorrhoid positioning teaching aid, which comprises a back plate, a
body position plate and outer
ring number blocks, and twelve outer ring grooves which are circularly arranged are arranged on the side surface of the back plate; the
body position disc is rotatably arranged on the back plate, an outer ring through hole corresponding to the outer ring groove is formed in the
body position disc, and a body position
schematic diagram is arranged in the center of the body position disc; the number of the outer
ring number blocks is 12, the front face of each number block is marked with 1-12, the back face of each number block is correspondingly marked with 7, 8, 9, 10, 11, 12, 1, 2, 3, 4, 5 and 6, and the outer
ring number blocks are used for being inserted into the outer ring through holes and the outer ring grooves respectively and used for displaying
clock point positions corresponding to the body position
schematic diagram. According to the utility model, a detachable dial type teaching aid distributed according to
clock point positions is formed, in combination with an in-vitro
schematic diagram on the body position disc, students can conveniently install different number blocks according to different in-vitro conditions, and can more intuitively experience good-occurring parts of internal
hemorrhoids under different
body positions, teaching is assisted, and the dial type teaching aid is simple in structure, novel in design and convenient to use.