DOUBLESTAGE INTRAOSSEOUS DENTAL IMPLANT Russian patent published in 2002 - IPC

FIELD: medical engineering. SUBSTANCE: device has conic pericervical part with internal and external thread and threaded apical part. The apical part is designed as self-tapping screw having round groove on the end face. Thread coils are dulled and form plates in horizontal plane. Double-start conical thread is available on the pericervical part, which pitch is selected so that at least two coils of the pericervical thread correspond to one apical part thread coil. Internal implant cone has 7-12 deg large angle. EFFECT: enhanced effectiveness of treatment; prevented dislocation recurrence. 2 cl, 1 dwg