Page 123 - My FlipBook

THE FILE. 119

in certain cases, principally in filling proximal cavi-
ties. Its main advantage consists in its capability of
applying a strong pressure upon the filling, without
affecting the socket. Manipulation with it is less
rapid and definite than with the ordinary condensing
instruments ; and with it, too, there is much danger
of fracturing friable teeth.
There has been within the last few years, very
great improvement made in the serrated plugging
instruments—those employed for working adhesive

foil. It consists in delicacy and perfection of form,
a large addition to the variety, and a good systematic
arrangement.
These instruments are now manufactured and put
up in sets, embracing every requisite form, number-

this includes surface con-
ing from forty to sixty ;
densers and burnishers.
The profession is largely indebted to the efforts of
Drs. W. H. Atkinson and F. Abbott, of New York,
for the perfection obtained in the production of these
instruments.

THE FILE.

Of this valuable .and indispensable instrument

there is a variety of forms used by the dentist. The
thin files (Fig. 36) are chiefly applicable to the ante-