Advanced Instrumentation for the General Practice Dental Hygienist
Course Number: 569
Course Contents
Hoes and Chisels
Hoes remove large ledges of calculus and stain supragingivally on facial/lingual surfaces (Figure 48). Pull stroke. Straight blade; 45-degree beveled toe; straight shank (anteriors) or angled shank (posteriors).
Chisels dislodge large interproximal calculus bridges (Figure 49). Straight blade with beveled toe; typically a push stroke between teeth.
Figure 48. Hoe.
Figure 49. Chisel.
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