The administration of nitrous oxide and oxygen for dental operations / by Frederick W. Hewitt.

  • Hewitt, Frederic W. (Frederic William), Sir, 1857-1916.
Date:
1901
Catalogue details

Licence: Public Domain Mark

Credit: The administration of nitrous oxide and oxygen for dental operations / by Frederick W. Hewitt. Source: Wellcome Collection.

Provider: This material has been provided by the Augustus C. Long Health Sciences Library at Columbia University and Columbia University Libraries/Information Services, through the Medical Heritage Library. The original may be consulted at the the Augustus C. Long Health Sciences Library at Columbia University and Columbia University.

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    convenient time for the extraction of teeth under anaesthetics. Precautions as to diet are especially important in the case of children, and when a long anaesthesia is needed (see p. 89). Stimulants should, as a rule, be avoided. In very feeble subjects, however, and in those inclined to faint, an exception may be made if desired. I have notes of a child who was given by his parents some brandy and water before starting for the dentist's. A very unsatisfactory anaesthesia followed, and the little patient retched violently. In the case of children, and even in that of adults, when circumstances permit, it is well that the bladder should be empty. Micturition during the administration is, how- ever, exceedingly rare. Whenever circumstances are favourable, it is a good plan to have CYerything in readi- ness before the patient enters the room. The anaesthetist should see that his apparatus is in working order; he should fill the bags with their respective gases to the extent of about two-thirds, so that they are equally and moderately distended; and he should leave the foot-key on one of the nitrous oxide cylinders ready for use. The following appliances should always be in readiness : Mouth props of various sizes,