Patent ID: 8899980

Claim:
A bone powder filling tool configured for use with a rotary dental instrument, said bone powder filling tool comprising: a handle, and a bone powder propelling bit axially and integrally located one end of said handle, said handle having one end thereof connected with said bone powder propelling bit and an opposite end thereof provided with a connection member connectable to said rotary dental instrument to be operated to rotate said bone powder filling tool, said bone powder propelling bit comprising opposing top end portion and bottom end portion, at least one bone powder transferring groove located on a periphery thereof and extending from said top end portion to said bottom end portion, and a plurality of bone powder propelling threads being spaced apart along a length of said bone powder propelling bit between said top end portion and said bottom end portion thereof, each of said plurality of bone powder propelling threads are a radial ring extending around the periphery of said bone powder propelling bit and located at a different elevation relative to elevations of adjacent ones of said plurality of bone powder propelling threads, wherein the bond power filling tool configured for propelling an applied bone powder in a direction from said top end portion toward said bottom end portion.