. The principles and practice of dental surgery. dlength and power of the ligature. Each strip becomes thus anendless band which may be readily passed from one tooth toanother or to a hook on the plate. There are other kinds of irregularity of the upper incisors;but we shall only notice one, which, from its peculiar character,is sometimes exceedingly difficult to remedy. It is, when one ormore of these teeth are placed so far back in the jaw, that theunder teeth come before it or them at each occlusion of themouth. Of this kind, Mr. Fox enumerates four varieties: The first is,when one of the c
. The principles and practice of dental surgery. dlength and power of the ligature. Each strip becomes thus anendless band which may be readily passed from one tooth toanother or to a hook on the plate. There are other kinds of irregularity of the upper incisors;but we shall only notice one, which, from its peculiar character,is sometimes exceedingly difficult to remedy. It is, when one ormore of these teeth are placed so far back in the jaw, that theunder teeth come before it or them at each occlusion of themouth. Of this kind, Mr. Fox enumerates four varieties: The first is,when one of the central incisors is situated so far back, that thelower teeth shut over it, while the other central remains in itsproper place, as represented in Fig. 58, which is copied from hiswork, as are also those which follow. The second is, when both of the centrals have come out behind TREATMENT OF IRKEGULARITY OF THE TEETH. 155 the circle of the other teeth, and the laterals occupy their o\vnproper position, as represented in Fig. 59. Fig. 58. Fig.
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