An implant is a device that is screwed into bone to replace a missing tooth.
Implant Structure
An implant is a metal screw that is inserted into bone.
Crown Attached to Implant
Once the implant is healed and integrated with bone, the crown will be attached to the implant to replace the visible tooth.
Additional Angle
Visual.
Crown and implant in place.
Once in place, the implant provides an esthetic replacement for the missing tooth.
Diagram and terminology.
Larger image below