【摘要】 本研究使用Periotest牙周动度检测仪，对38名牙列缺损患者在用可摘局部义齿（RPD）修复前后分别作基牙动度的测量。结果表明，义齿修复后基牙的稳固程度有提高趋势。更多还原

【Abstract】 The tootLh mobilty of 38 patients was measured before and 3 months after wearing removable partial dentures (RPDs)by means of Periotest. There was no statistically significant difference in the mobility changes of those patients with distal - extention dentures. The others showed a decrease of mobility of the abutments.It was concluded that the wearing of RPDs was favorable of improving the stability of abutment teeth.更多还原