Medical Appliance Technician how-to

How to Finish Trim Lines

Smooth edges prevent skin injury.

Updated By the Career Education Institute Curriculum Team
Quick answer

Smooth edges prevent skin injury. In short: cut; grind; sand, then complete the remaining steps below.

Step by step

  1. Cut along trim lines.

  2. Grind edges.

  3. Sand smooth.

  4. Round corners.

  5. Check for sharp spots.

  6. Polish.

Safety reminders for medical appliance technicians

  • Use dust masks and ventilation
  • Wear eye protection
  • Use heat-resistant gloves
  • Follow tool safety

Orthosis · Prosthesis · Positive model · Thermoforming · Lamination · Socket: see the full medical appliance technician glossary.

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