Orthodontic treatment in the transverse and sagittal planes

What you'll learn
Transverse discrepancies
Development of crossbite. Types of posterior cross bites. Disjunction. Treatment for posterior cross bite
Treatment of sagittal discrepancies. Class II malocclusion. Treatment planning. Dentoalveolar Class II malocclusions.
Maxillary distalization. Functional Class II with distally forced bite. Skeletal Class II with maxillary prognathism.
Extraction treatment. Skeletal Class II with prognathism and anteinclination of maxilla. Skeletal Class II with retrognathic mandible.
Class III malocclusion

Requirements
Interested in becoming an orthodontic specialist
Description
This course will take you from zero to hero of the following orthodontic topics: Transverse discrepancies and Treatment of sagittal discrepancies

Here are the main headlines that this course covers:

Transverse discrepancies

1. Development of crossbite

1.1 Classification

2. Posterior crossbite

2.1 Etiology of posterior crossbites

2.1.1Genetic factors

2.1.2 Habits

Mouth breathing

Finger sucking

Infantile deglutition

Lingual interposition

2.1.3 Interferences and occlusal factors

Trauma

Other causes

2.2 Types of posterior crossbites

Functional crossbite

Dentoalveolar crossbite

Skeletal crossbite

Scissors bite

2.3 Diagnosis for posterior crossbite

2.4 Variables that can have influence in the correction of posterior crossbites

Teeth inclination

Lateral functional displacement during mandible closure

Estimation of the necessary expansion

Age of the patient

Vertical changes

2.5 Reasons and timing of treatment of posterior crossbites

3 Disjunction

3.1 Effects of disjunction

3.2 Effects on the maxillary complex

3.3 Effects on the alveolar process

3.4 Dental effects

3.5 Effects on the mandible

3.6 Effects on the adjacent facial structures

3.7 Disjunction indications and Counter indications

4. Treatment for posterior crossbite

Quad Helix

Transpalatal arch with an extension arm

Inverted NiTi arch

Overlay

Crossed elastics or "Z" elastics

Hass

Hyrax

Surgical disjunction

Treatment of sagittal discrepancies

1. Development of a sagittal problem

2. Diagnosis of sagittal discrepancies

3. Class II malocclusion

3.1 Clinical examination and functional assessment

3.2 Morphologic characteristics

3.3 Treatment planning

3.3.1 Dentoalveolar Class II malocclusions

Maxillary distalization:

Fixed distalizers – open coil spring, elastic NiTi wires or Dr Richard Vlock's technique, sliding hooks, Pendulum appliance, Distal jet

Removable distalizers – Cetlin plate, Veltri distalizer, Belussi Distalizer

Non extraction headgear treatment

3.3.2 Functional Class II with distally forced bite

3.3.3 Skeletal Class II with maxillary prognathism

Extraction treatment

Management of the extraction space

Indications and contraindications

Extraction pattern in class II cases

Extraction space closure biomechanics by:

1. Elastics,

2. Coils,

3. Loops:

• The open ''I'' loop.

• The closed ''I'' loop.

• The closed helicoid ''I'' loop,

• Ricketts loop.

• Bull or Keyhole loop,

• The "T" loop,

• The segmented "T" loop,

• The utility retraction loop.

• The DKL (Double Key Loops).

4. Retroligature

3.3.4 Skeletal Class II with prognathism and anteinclination of maxilla

3.3.5 . Skeletal Class II with retrognathic mandible

4. Class III malocclusion

4.1Treatment Problems

4.2 Anterior crossbite

Etiology

Clinical evaluation

Classification - Dental anterior crossbite, Functional anterior crossbite, skeletal anterior crossbite

Differential diagnosis between true and Pseudo Class III malocclusion

Treatments for anterior crossbites

1. Dentoalveolar Class III

Extraction treatment

Forward arch

Bite block

Lingually placed bracket

2. Functional Class III malocclusion (with pseudo-forced bite or anterior displacement)

3. Class III malocclusion with retruded maxilla

Face mask treatment

Orthognathic surgery

4. Class III malocclusion with mandibular prognathism

Orthognathic surgery

5. Class III malocclusion with a combination of maxillary retrognathism and mandibular prognathism

Who this course is for:
General dentists and post-graduate students
Dental students