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Inhoudsopgave<br />

Lijst met afkortingen..........................................................................................................<br />

Voorwoord .........................................................................................................................<br />

Samenvatting .....................................................................................................................<br />

Abstract .............................................................................................................................<br />

Inleiding ............................................................................................................................<br />

1 Anatomie............................................................................................................... 1<br />

1.1 Osteologie schedel ............................................................................................ 1<br />

1.2 Het hoofd ........................................................................................................ 1<br />

1.3 Mondholte, mondbodem en tong......................................................................... 2<br />

1.4 Het temporomandibulair gewricht ....................................................................... 5<br />

2 De samenwerking tussen orthodontie en chirurgie .............................................. 8<br />

2.1 Preoperatieve orthodontische voorbereiding ......................................................... 8<br />

2.2 Postoperatieve orthodontische afwerking ............................................................. 8<br />

2.3 Orthognatische chirurgie.................................................................................... 8<br />

3 3D cefalometrie....................................................................................................16<br />

3.1 De geschiedenis van cefalometrie ......................................................................16<br />

3.2 Conventionele cefalometrie ...............................................................................17<br />

Research Questions.........................................................................................................18<br />

Materialen en methoden..................................................................................................19<br />

1 Patiënten..............................................................................................................19<br />

2 Data verzameling .................................................................................................20<br />

2.1 Computertomografie ........................................................................................20<br />

2.2 Kalibratie- en patiëntenfoto’s............................................................................21<br />

3 Data verwerking...................................................................................................22<br />

3.1 Maxilim software..............................................................................................22<br />

3.2 Onyx Ceph analyse ..........................................................................................33<br />

4 Statistische analyse .............................................................................................33<br />

5 Cone Beam Computer Tomografie ........................................................................34<br />

Resultaten.......................................................................................................................36<br />

1 Lokaliseren van anatomische oriëntatiepunten ....................................................36<br />

2 Chirurgische invloed op de inclinatie van de fronttanden ....................................37<br />

3 Intra-observer betrouwbaarheid..........................................................................38<br />

3.1 Intra-observer betrouwbaarheid van het harde weefsel ........................................39<br />

3.2 Intra-observer betrouwbaarheid van het zachte weefsel .......................................40<br />

3.3 Intra-observer betrouwbaarheid van 2D textuur mapping .....................................41<br />

3.4 Intra-observer betrouwbaarheid van Onyx Ceph ..................................................42<br />

4 Normwaarden ......................................................................................................43<br />

5 Correlatie tussen metingen van zacht weefsel en 2D mapping.............................45<br />

6 Correlatie 2D cefalometrische analyse en 3D cefalometrische analyse.................47<br />

7 Veranderingen van het zachte weefsel bij het operatietype BSSO advancement..48<br />

Discussie .........................................................................................................................49

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