The ingrown nail correcting device made of a resilient hard synthetic
resin comprises an ingrown nail correcting device main body, an engaging
member part curved into a hook shape to engage the ingrown nail and
arranged at the front end of the ingrown nail correcting device main
body, and a lever member inclined obliquely upward at an angle of 5 to 25
degrees with respect to the ingrown nail correcting device main body, and
continuously arranged at a base end of the ingrown nail correcting device
main body. The part between the ingrown nail correcting device main body
and the lever member which are continuously arranged, is formed to serve
as a fulcrum part.