Correct Working End/Adaptation

Question 1

What side of instrument do you use on working end

Answer 1

Side of tip 1/3

Question 2

Keeping the side of the tip or toe 1/3 of the working end of the instrument in contact with the tooth surface.

Answer 2

Adapation

Question 3

Selecting the Correct Working End (Anterior) 2 Visual Clues

Answer 3

1. Terminal shank will cross over midline (wrap)

2. Working end curves around tooth surface you’re working toward.

Question 4

Steps for Determining Correct Working End

Answer 4

Establish correct patient, operator, and light positioning.
Utilize modified pen grasp and employ intraoral fulcrum as close to area as possible.
Place side of tip 1/3 on the direct distal of the tooth.
Pivot (stand) up on fulcrum.
Stay still- don’t move-freeze
Observe terminal shank- should be parallel with distal of the tooth.