Page 217 - My FlipBook
P. 217
if you do it well you will stop all of this tendency to decay
in these surfaces." These surfaces are in positions that
can be reached and can be cleaned perfectly. Proximate
surfaces or fissures cannot be perfectly cleaned with a brush.
The cleaning- of the lingual surfaces is mostly for the pur-
pose of preventing disease of the gums. You can run around
all of these surfaces with a motion very nearly lengthwise
the teeth (indicating), with an ordinary tooth brush. There
are very few persons who need any other than the ordinary
straight tooth brush. A ten-cent tooth brush is generally
the best tooth brush, because there are not so many hairs in
it and it will get in about the teeth better.
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