Module 1

Module 1 – Sharpening Universal Curettes 

Video courseware combined with practical execution and product usage to explain and demonstrate proper techniques. In the Sharpening Universal Curettes module, hygienists realize less pain and injury comes from properly sharpening their universal instruments, and how using properly sharpened instruments provides the best care to themselves and their patients.



  1. Articulate and draw the shape of a Universal Curette in cross-section 
  2. Demonstrate how to sharpen an instrument to maintain its original design by using DH Cubed’s approach 
  3. Identify an improperly sharpened instrument 
  4. Demonstrate and be competent at correcting an improperly sharpened instrument 
  5. Articulate why it is important to use a sharp instrument 
  6. Articulate the cause and effect of using dull and improperly sharpened instruments 
  7. Directly apply the principles learned in this module to real-life work experiences


  1. Universal curette
  2. Sharpening stone 
  3. Sharpening test stick 
  4. Loupes
  5. Good lighting, gloves, mask, lab coat, 2×2 gauze
  6. An ErgoSharp device


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Method of Teaching: Self Instruction 
Course Instructor
DEBORAH McGLYNN RDH, BS, Chief Education Officer, DH Cubed LLC