Concave Osteotome : Its is used for socket left in case sinus left is needed when implant surgery in upper posterior. After bone expanding with convax osteotomies, this instrument can remained bone which has thickness 1 ~ 2 into sinus.
A complete set of 30 interchangeable tips and a universal handle to facilitate the closed sinus lift
In case of poor bone density, it is needed to improve it’s density for stable implant fixation. The
convex osteotome instruments make condensation, which compact poor bore laterally.