384H
Fig. 8.20 Shows perforation in the floor of the pulp chamber in a second primary
molar. If this happens extraction is usually indicated.
385H
Fig. 8.21 (a) Ferric sulfate in a
concentration of 15.5% solution is
available commercially as Astringident
(Ultradent, USA). (b) Ferric sulfate being
applied on the root canal tissue after the
amputation of coronal pulp in the upper
right second primary molar. (c) Bleeding
stops almost immediately on application
of ferric sulfate.