Zunaira saleh2 days ago

Indirect sinus elevation procedure

. (A) Pneumatized sinus with adequate bone for primary stability. (B) After drilling pilot holes, osteotomes are used to enlarge the osteotomy while placing graft material. (C) The pressure created by the graft material as it is inserted into the osteotomy expands the intact sinus membrane and elevates the floor of the sinus, allowing implant placement.