TOPIC: PERIODONTAL INSTRUMENTS📌 POINTS TO PONDER 🔹 A general rule for working end selection is that the lower shank should be parallel to the surface to be instrumented. 🔹 Instruments with straight shank are used in anteriors and premolars whereas instruments with contra-angle are used on posterior teeth. 🔹 Chisel is the only instrument which is activated with a push motion. 🔹 The beaks of a needle holder are shorter and stronger than the beaks of a hemostat. 🔹Novatech probes: These are the probes with unique right angle design for improved adaptability in the posterior. 🔹Expros…
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