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The bovine collagen membrane LUMINA-COAT (Reg.ANVISA nº80522420002) of the company CRITÉRIA BIOMATERIAS LTDA, membrane basically composed of type 1 collagen, biocompatible and sterile for medicine and dentistry use, had one of its surfaces coated with a polylactic acid (PLA) sheet. Sterile and previously shaped for adjustment on grafted bone site, this device was applied in 2 clinical cases of bone regeneration in the function of guided tissue regeneration barrier.
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Leandro Lécio de Lima Sousa (2022) studied this question.
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