Page 144 - My FlipBook
P. 144

























































"*'«*l*^^




Fia.








FifiS. 58. 59, 60. Pattom form more advanced. The cut acrosK the root of the tooth was made
with tho file for the oxainiiiation of the condition of Iho pulp clianibor as to culoiflcation. Notice that
a second groove was starting on the distal portion of the rn>\vn. Kiciirc 59 shows the depth of tho
perpendicular groove at the incisal edge, and Figure GO thn depth nf (he horizontal groove.
   139   140   141   142   143   144   145   146   147   148   149