美國植體品牌 - Maintaining inter-implant crestal bone height via a combined platform-switched
學術文章:
Maintaining inter-implant crestal bone height via a combined platform-switched, Laser-Lok® implant/abutment system: A proof-of-principle canine study.
作者:M Nevins, ML Nevins, L Gobbato, HJ Lee, CW Wang, DM Kim.
出處:Int J Periodontics Restorative Dent , Volume 33, Number 3, 2013
摘要:
ABSTRACT
Interimplant papillae are critical to achieving esthetic implant-supported restorations in the maxillary esthetic zone. Stable papillary anatomy, however, depends upon a stable volume of underlying crestal bone for support. Multiple studies have documented a critical interimplant distance of 3 mm, under which crestal bone resorption occurs. The current preclinical proof-of-principle canine study examines a novel implant-abutment system design, combining platform switching with precisely configured laser-ablated abutment and implant microgrooves to maintain interimplant crestal bone at interimplant distances of 2 and 4 mm. Results of this initial preclinical study suggest that it is possible through precise implant/abutment design modifications to place adjacent implants at distances of 2 to 4 mm without inducing subpapillary crestal bone loss.
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