oral Surgery
Transcript of oral Surgery
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Principles of dental elevators
Noor Abdullah Viyan Kadhium
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What is a dental elevator? and what are
its uses?
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To reflect mucoperiosteum
To remove fractured tooth or root
To remove intraradicular bone
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To luxate tooth
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Components of the Elevator
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Rules for application
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Work principles of elevator
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1. Lever Principle three basic components:
Fulcrum Effort Load
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First Class Lever
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second class lever
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Third class lever
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Wedge Principle
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Wheel and Axle Principle
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Classification: According to
its form Straight type - Eg: Miller elevator
Triangular Type- Eg: Cryer
Pick Type: Two types : 1. Root tip pick 2. Crane
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Commonly used elevators: 1. Straight Elevator- Coupland,
London Hospital Pattern
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Pott’s Elevator
Miller Elevator
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Triangular Elevators
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Cryer Elevator
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Pick Type:
Two types: 1. Crane Pick 2. Root Tip Pick
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Crane:
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Root Tip Pick
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Periosteal Elevator !
Howarth's periosteal elevator
Molt periosteal elevator
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Winter’s Elevator