(5) Too great a jet should not be used.

Freezing agents can be employed much better for front than for back teeth, in fact it is found at times difficult to freeze the gums at all satisfactorily at the back of the mouth.

CHAPTER V.
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Difficulties, Complications and Sequelæ of Extraction of the Teeth.

Like all other surgical operations, the extraction of teeth is at times attended with certain difficulties, complications and sequelæ which for the sake of description will be considered under the following headings:

(1) Difficulties, complications and sequelæ connected with the teeth themselves.

(2) Difficulties, complications and sequelæ connected with the jaws.

(3) Difficulties, complications and sequelæ connected with the soft parts.

(4) Difficulties, complications and sequelæ arising during extraction under anæsthetics.

(5) Miscellaneous complications, difficulties and sequelæ.

(1) DIFFICULTIES, COMPLICATIONS AND SEQUELÆ CONNECTED WITH THE TEETH THEMSELVES.