两种方法修复大面积切角缺损的临床观察 关键词]复合树脂;自攻螺纹钉;大面积切角缺损 [gap=1055]Key words:composite resin;self-threading pin;upper central incisor severe corner lesions
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自攻自断螺纹钉 self-threading pin
自攻螺钉用螺纹 Tapping screws thread
自攻螺钉螺纹 self-drilling screw thread
自攻螺纹钉
Self-tapping threaded nails
以上为机器翻译结果，长、整句建议使用 人工翻译 。
目的设计与新型髓内钉相配套的双皮质自攻螺纹交锁螺钉，并对其生物力学性能进行对比研究。
ABSTRACT: Objective To compare the biomechanical characteristics by designing newly manufactured cortex self tapping interlocking screw matched with interlocking nail.
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