Abstract: A case of handwriting written by a hand without index finger is introduced.The writing mechanism,the effect on writing movement and the handwriting characters are investigated,and the key point for comparison for such writing is discussed.

Key words: right hand lacking index finger, pen holding position, characteristics

摘要： 通过一起右手食指缺损笔迹的检验,研究执笔机理。对右手食指缺损后对其书写运动形式的影响、笔迹特点及检验时注意事项作了一些有益的探讨。

关键词: 右手食指缺损, 执笔法, 笔迹特点