[Histopathological study of the effects of intra-articular injection of triamcinolone acetonide on temporomandibular joint osteoarthrosis in goats].

Purpose: The aim of this study was to investigate the histopathological changes of human temporomandibular joint osteoarthrosis following intra-articular injection of triamcinolone acetonide, and compare the results to these of control group.

Methods: The upper compartments of both joints of 10 goats were injected with 0.8 ml collagenase I to induce osteoarthrosis.

[Clinical study of bioglass for repairing alveolar cleft.].

Purpose: To analyse the results of using Bioglass to repair alveolar cleft.

Methods: Thirty-nine cases with alveolar cleft were divided into two groups. In group A, autogenous iliac cancellous bone were transplanted into the cleft to repair alveolar defect in 25 cases, while artificial bone-Bioglass was used in group B of 14 cases.