ORTHO802: Orthodontic Treatment Planning, Edgewise Technique,

"Where do teeth and jaws belong?"

Diagnosis

"How do we get them there?"

treatment plan

Treatment Goals

facial esthetics

smile esthetics

function

periodontium

stability

Treatment goals are ___

generalized

Treatment ___ are generalized

goals

Treatment objectives are __

specific regard the position of the jaws and teeth

Treatment ___ are specific

objectives

Treatment Objectives

occlusion

arch form

Jaw AP

jaws vertical

chin prominence

Treatment objectives are __ or __

optimal

compromise

Facial beauty is a ___ face

attractive

Oro-Facial Harmony is when there is ___ of the various features or parts of the face

balance

Diagnosis of Soft Tissue and Skeletal Component

AP

Transverse

Vertical

Diagnosis of the Dental Arches

AP

Transverse

Vertical

Intra-Arch

Frontal Perspective views ___ and ___

Transverse

Vertical

Lateral Perspective views __ and __

AP

Vertical

Superior - Inferior/ Axial Perspective views __ and __

AP

Transverse

SNA Optimal

82 +/- 3

SNB Optimal

80 +/- 3

ANB Optimal

2 +/-2

SNA deals with AP of __

maxilla

SNB deals with AP of __

mandible

ANB deals with

difference of Mandible and maxilla

Witts Analysis of Males

-1 mm

Witts Analysis of Females

0 mm

Who is the father of orthodontics?

Dr. Edward Angle

1st Order Correction

Prominence (in-out)

Prominence

1st Order

2nd Order Correction

Vertical + Angulation

Vertical + Angulation

2nd Order Correction

3rd Order Correction

Inclination

Inclination

3rd Order Correction

Which maxillary anterior has the LEAST prominence?

lateral incisors

Which maxillary anterior has the GREATEST prominence?

canines

Maxillary molars have a ___ offset

distal

Mandibular anterior ___ and ___ have a similar prominence?

centrals and lateral

Which mandibular anterior have the GREATEST prominence?

canine

T/F: Mandibular Molars have a distal offset

FALSE

All crowns have a ___ angulation (+)

mesial

Maxillary laterals are 0.5 - 1.00 mm more gingival than the centrals

gingival

Maxillary canines are 0.5-1.0 mm more ___ than centrals

occlusal

Posterior crown marginal ridges are ___ to adjacent crowns

level

Mandibular incisors are the __ height

same

Mandibular canines are 0.5-1.0 mm and ___ than incisors

occlusal

With standard edgewise, 3rd order bends are ___ into a rectangular archwire and as the wire tries to rebound to equilibrium within the bracket slot, it creates a ___ and therefore a ___ force to the tooth

twisted

couple

torque

The 6 Keys to Optimal Occlusion

1. Ideal ___ relationship

2. Ideal crown __

3. Ideal crown ____

4. No __

5. No ___

6. Level ___/Curve of Spee

interach

angulation

inclination

rotations

spaces

occlusal plane

____ has 1st, 2nd, and 3rd order correction built into brackets

Straight Wire System

With a Straight-Wire Anterior brackets, which brackets are the THICKEST and which are the THINNEST?

lateral incisors

canine

With a Straight-Wire Anterior brackets, lateral incisors are the ___ brackets and canines are the ___ brackets

THICKEST

THINNEST

REMEMBER: maxillary molars are distally offset; therefore, the bracket is a ___ shape

rhomboid

100% of straight-wire prescription (Rx) for prominence is expressed relative to an arch's tooth crowns when archwires are seated out to the __ of the slots

bottom

Brackets slots are angles relative to the ___ of the crowns with a straight-wire system to attain the 2nd order position of the crowns

long axis

To attain the 3rd order position of crowns with straight-wire brackets, the slots are inclined relative the ___ of the ___, and the occlusal plane

tangent

FA Points

FA

Facial Axis Point

Upper arch wire is symmetrical, concentric with about ___ wider than the symmetrical lower archwire

2 mm

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