A comparison between anorganic bone and collagen-preserving bone xenografts for alveolar ridge preservation: systematic review and future perspectives.

Maxillofac Plast Reconstr Surg · 2022 · PMC9276906 · PMID 35821286

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a positive trendno p-value reported

Regarding collagen-preserving materials, a positive trend was recognized about the preservation of bone dimensions of post-extraction sites by clinical trials which compared spontaneously healed sockets with the grafting of CBXs associated with a collagen membrane [ 34 , 79 ] or soft cortical lamina [ 80 ] (Table 3 ).

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