Bone envelope for implant placement after alveolar ridge preservation: a systematic review and meta-analysis

Autor: Kai R. Fischer, Alex Solderer, Kristina Arlt, Christian Heumann, Chun Ching Liu, Patrick R. Schmidlin
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: International Journal of Implant Dentistry, Vol 8, Iss 1, Pp 1-13 (2022)
Druh dokumentu: article
ISSN: 2198-4034
DOI: 10.1186/s40729-022-00453-z
Popis: Abstract Purpose To assess the dimensional establishment of a bony envelope after alveolar ridge preservation (ARP) with deproteinized bovine bone mineral (DBBM) in order to estimate the surgical feasibility of standard diameter implants placement without any additional augmentation methods. Methods PubMed, Embase and CENTRAL databases were searched for suitable titles and abstracts using PICO elements. Inclusion criteria were as follows: randomized controlled trials (RCTs) comprising at least ten systemically healthy patients; test groups comprised placement of (collagenated) DBBM w/o membrane and control groups of no grafting, respectively. Selected abstracts were checked regarding their suitability, followed by full-text screening and subsequent statistical data analysis. Probabilities and number needed to treat (NNT) for implant placement without any further need of bone graft were calculated. Results The initial database search identified 2583 studies. Finally, nine studies with a total of 177 implants placed after ARP with DBBM and 130 implants after SH were included for the quantitative and qualitative evaluation. A mean difference of 1.13 mm in ridge width in favour of ARP with DBBM could be calculated throughout all included studies (95% CI 0.28–1.98, t2 = 1–1063, I2 = 68.0%, p
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