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238 OPERATIVE DENTISTRY
pressing the patient's head firmly against the head rest, or against
the operator's chest, if using a low chair or stool, it is entirely
from under the control of the patient, Avli en inclined in a backward
position.















































Fig. 112.—Position for estracting superior incisors.
The Position in Extracting the Lower Teeth is nearly the same,
except that the relative position of patient should be lower. The
general position for all inferior bicuspids and molars is the same
as for the superior. In extracting inferior incisors and cuspids
stand directly behind the patient, and use a straight or bayonet-
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