Tooth crown root anchor comprises screw with outer and inner threads and screw-in support to which crown is attached

• Main Authors: BENYAHIA LAHCENE, SEGAL PHILIPPE
• Format: Patent
• Language: English; French
• Published: 16.08.2002
• Edition: 7
• Subjects: APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE; DENTISTRY; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE

The root anchor consists of a screw (1) with an outer thread (2a, 2b) to fit into the tooth root, topped by a washer (21) above the surface of the root, and an inner thread (5) to receive a screw-in support (22) for the tooth crown (24). The crown can be fastened to the support by surfaces (23, 25)...