Principles of dental elevators

Noor Abdullah Viyan Kadhium

What is a dental elevator? and what are

its uses?

To reflect mucoperiosteum

To remove fractured tooth or root

To remove intraradicular bone

To luxate tooth

Components of the Elevator

Rules for application

Work principles of elevator

1. Lever Principle three basic components:

Fulcrum Effort Load

First Class Lever

second class lever

Third class lever

Wedge Principle

Wheel and Axle Principle

Classification: According to

its form Straight type - Eg: Miller elevator

Triangular Type- Eg: Cryer

Pick Type: Two types : 1. Root tip pick 2. Crane

Commonly used elevators: 1. Straight Elevator- Coupland,

London Hospital Pattern

Pott’s Elevator

Miller Elevator

Triangular Elevators

Cryer Elevator

Pick Type:

Two types: 1. Crane Pick 2. Root Tip Pick

Crane:

Root Tip Pick

Periosteal Elevator !

Howarth's periosteal elevator

Molt periosteal elevator

Winter’s Elevator