Abstract:

Objective　To provide experimental data of different oral mucosa suitable to repair denudated palate.Methods 　Thirty Japanese white rabbits (5 weeks old) were divided into three groups:Ⅰgroup(left hard palate was denudatedwith right side intact),Ⅱgroup andⅢgroup (both sides of the hard palate were denudated with right side repaired by palatal mucosa or buccal mucosa correspondingly).Then the effect of different transplanted mucosa on preventingmaxillary deformitywas investigated and compared.Results　Maxillary development in the three groupswas same and no significant differences among themwere dis- covered.Conclusion　Buccal mucosa is effective in serving as reparative tissue for preventing maxillary deformity.

Key words: bone denudation, palatal mucosa, buccal mucosa, maxillary development