Ortho II: Removable Appliances Flashcards by Ch Mora

Most common ortho tooth movements

Tipping

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Most common appliance

Hawleys appliance

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Commonly used in space regainers

Adam’s clasp

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Adam clasp max space it can regain

Less than 3 mm

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Appliance that doesnt move teeth

Does it have anchorage component

Passive appliance

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Most common denture base material

Polymethyl methacrylate

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Appliance that moves teeth

Does it have anchorage component

Active appliance

Yes

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Headgears are usually used in developing ____

Class II
But can also be used with class III

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Head gears tx length

6-18 mos

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Worn how many hours (headgears)

10-14 hrs

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Movement of high pull headgear

Distal and intrusive

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Head gear for class III

Reverse pull headgear

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Movt of cervical pull headgear

Distal

Extrusive

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Reverse pull headgear aka

Facemask

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Growth displacement of mandible

Downward and forward

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Extra oral headgear use to treat scoliosis

Malwaukee braces

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Only tissue borne appliance

Frankel functional appliance

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Tooth borne appliance (4)

Bionator
Activator
Herbst
Twin block

BAHT

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Designed to modify growth during mixed dent both dental and skeletal effects

Functional appliance

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Growth direction of mandible

Superior and post

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SS wires are made from

Cobalt chromium

Max and md framework splinted together via tube and pin that hodplds mand forward

Herbst

Advances md to an edge t edge position to stimulate mand growth for class II

Activator

Tooth borne appliance that uses two pieces acrylic app

Twin block

Edgewise appliance was invented by

Edward Angle

Edgewise is horizontally or vertically positioned slot

Horizontal Ribbon arch app - vertical

Most commonly used ortho appliance

Edgewise app

Modified ribbon arch app

Begg app

Pioneer of self ligating

Self ligating brackets or damon brackets

Phosphoric acid discovered by

Buonocore (1955)

Most common content of bonding agent

Bis GMA

Bis GMA was discovered by

Bowen (1962)

Etching aka

Conditioning

In bonding they use ___% unbuffered phosphoric acid

35-50

Niti aka

Memory wire

In banding what cement is used

GI cement

% of phosporic acid used in resto

37%

What provide corrosion resistance to ss

Chromium

What causes rigidity of ss

Cobalt

Composition of niti that causes allergies

Nickel

Beta titanium aka

Titanium molybdenum

First order movement

In and out bends Facial lingual rotational

Second order movt

Tip bends Mesial and distal

Third order movt

Torque

Intraarch elastics for space closure and it can open the bite Common to molars and canines

Class I elastics or horizontal elastics

Movt of canine to class I elastics Molar

Distal Mesial

Elastic place in max C and Lower molar Movt of C Movt of M

Distal and extrusive Mesial and extrusive

Elastics for class III placed in lower C and upper M Movts

C - distal and extrusion M - mesial and extrusion

Elastics used to treat open bite up to 2 mm

Ant elastics

Elastics used to treat class II div I aka Sunday bite

Zigzag elastics