Conclusion: Compound bone morphogenetic protein (BMP) bioadhesive film can be used to prevent the absorption of residual alveolar ridge and have more clinical predications.

• 结论：复方骨形成蛋白生物膜处方组成合理，是预防剩余牙槽骨吸收的有效方法之一，有一定的临床意义。