Implant Site Guided Bone Regeneration and Pontic Site Ridge Preservation: A Case Report

Veljanovski, Darko and Baftijari, Denis and Susak, Zoran and Atanasovska Stojanovska, Aneta (2021) Implant Site Guided Bone Regeneration and Pontic Site Ridge Preservation: A Case Report. Contributions, 42 (2). pp. 103-108. ISSN 1857-8985

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Abstract

Guided bone regeneration (GBR) is a therapeutic modality to achieve bone regeneration with the use ofbarrier membranes. The use of deproteinized bovine bone material (DBBM) for ridge preservation allows thepreservation of the edentulous ridge dimensions. Here, we present a case of horizontal GBR using DBBMand a resorbable membrane, with simultaneous implant placement. Simultaneously, ridge preservation ofthe pontic area, using DBBM within a “socket seal” procedure was performed. Two implants were placesat sites 23 and 26 to support a fixed partial denture (FPD). The mesial implant showed exposed buccalthreads, which were then covered with autogenous bone particles and small size granules of DBBM. Thecollagen membrane was stabilized with periosteal mattress suture. Six months postoperatively, CBCT im-ages revealed a stable buccal bone layer at the implant site, indicating a successful GBR procedure. At thispoint in time, tooth 24 was atraumatically extracted. A ridge preservation was done utilizing DBBM, anda soft tissue graft form the tuber. A ceramic-metal FPD with excellent “white aesthetics” and a harmonictransition zone to the soft tissue was fabricated. At 3 years follow up, the peri-implant bone levels werestable, and the clinical outcomes were excellent. It is concluded that a GBR procedure, utilizing DBBMand a collagen barrier membrane with simultaneous implant placement, as well as ridge preservationusing DBBM, are predictable therapeutic methods. However, gentle manipulation of the soft tissues, andwound stability, with tension-free passive closure of the wound margins are prerequisites for a long-termclinical success.Keywords: implants, guided bone regeneration, ridge preservation, deproteinized bovine bone materials

Item Type: Article
Subjects: Medical and Health Sciences > Clinical medicine
Divisions: Faculty of Medical Science
Depositing User: Zoran Susak
Date Deposited: 05 Dec 2023 08:26
Last Modified: 05 Dec 2023 08:26
URI: https://eprints.ugd.edu.mk/id/eprint/32778

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