Dental implant and overdenture using it

摘要

PURPOSE: An artificial tooth root and a structure of an artificial tooth using the same are provided to combine a keeper and an abutment with a fixture. CONSTITUTION: An artificial tooth root comprises: a fixture(10) which is implanted in the alveolar bone; an abutment(20) which is detachably combined with the top of the fixture and on which an implant can be fixed; a keeper(30) which is combined while accepting the top of the abutment and is made of a magnetic material; and a bolt(40) which is fixed to and coupled with the fixture through the keeper and abutment and fixes the keeper and abutment on the fixture.