P.F. van der Stelt

Quality assessment of ultra low dose-low dose orthopantomograms reconstructed from CBCT for orthodontic purposes

Rogier H van Bunningen, Pieter U. Dijkstra, Arjan Dieters, P.F. van der Stelt et autres

INTRODUCTION: This study aimed to analyze the image quality of standard dose orthopantomograms (sd-PAN), extracted PAN from standard dose cone-beam computed tomography (CBCT [extr-PAN]), and from reduced-dose ultra low dose-low dose CBCT (rd-PAN). METHODS: Image pairs, sd-CBCT and sd-PAN, of patients were …

nl, th (code pays fourni par la source)

Comparison of side effects of different mandibular advancement devices for patients with obstructive sleep apnea: a systematic review and meta-analysis

Xi Wang, Hui Chen, Shaohua Ge, Kaan Orhan et autres

cn, tr, nl, se, no (code pays fourni par la source)

Reliability and accuracy of a semi-automatic segmentation protocol of the nasal cavity using cone beam computed tomography in patients with sleep apnea

Hui Chen, Tao� Lv, Qing Luo, Lei Li et autres

cn, ca, nl (code pays fourni par la source)

Comparison of the upper airway morphology between Dutch and Chinese adults with obstructive sleep apnea

Xiaoxin Shi, Hui Chen, Frank Lobbezoo, Jan de Lange et autres

PURPOSE: The pathogenesis of obstructive sleep apnea (OSA) is complex and may vary between different races. It has been suggested that the anatomical balance between skeletal tissues and soft tissues around the upper airway is a key pathophysiologic factor of OSA. Therefore, …

nl, cn (code pays fourni par la source)

Reliability and accuracy of a semi-automatic segmentation protocol of the nasal cavity using cone beam computed tomography in patients with sleep apnea

Hui Chen, Tao� Lv, Qing Luo, Lei Li et autres

Abstract Objectives: The objectives of this study included using the cone beam computed tomography (CBCT) technology to assess: (1) intra- and inter-observer reliability of the volume measurement of the nasal cavity; (2) the accuracy of the segmentation protocol for evaluation of the …

cn, nl, ca (code pays fourni par la source)

Airway Phenotypes and Nocturnal Wearing of Dentures in Elders with Sleep Apnea

H Chen, Elham Emami, Claude Kauffmann, Pierre Rompré et autres

The objective of this study was to examine to what extent the anatomic characteristics of the upper airway can influence the effect of nocturnal wearing of dentures on the sleep of edentulous elders with untreated sleep apnea. This study used the data …

cn, ca, nl (code pays fourni par la source)

Relationship of the Presence of Lingual Concavity and Mandibular Canal Location: A Retrospective Two-Center Study

Nazan KOCAK TOPBAS, Mehmet Özgür ÖZEMRE, Canan Uzun, Kaan Orhan et autres

Aim: To evaluate the possible relationship between the position of the mandibular canal (MC) on digital panoramic images (PI) and the presence of a lingual concavity (LC) on Cone-Beam Computed Tomography (CBCT) scans in two different populations.Materials and methods: In this retrospective …

us, tr (code pays fourni par la source)

Comparison of anatomic and aerodynamic characteristics of the upper airway among edentulous mild, moderate, and severe obstructive sleep apnea in older adults

Hui Chen, Yingguang Li, Shaohua Ge, Matthieu Schmittbuhl et autres

cn, ca, nl (code pays fourni par la source)

Comparison of anterior and posterior trabecular bone microstructure of human mandible using cone-beam CT and micro CT

Norliza Ibrahim, Azin Parsa, Bassam Hassan, P.F. van der Stelt et autres

BACKGROUND: The aim of this study was to compare the trabecular bone microstructures of anterior and posterior edentulous regions of human mandible using cone-beam computed tomography (CBCT) and micro computed tomography (µCT). METHODS: Twenty volumes of interests consisting of six anterior and …

my, us, nl (code pays fourni par la source)

From pixel to image analysis

P.F. van der Stelt

Over the past 50 years, computer technology has evolved enormously. This has made it possible to carry out radiography in a completely new way, allowing to process X-ray images in an advanced manner and to extract the information from the image data. …

Phenotypes of responders to mandibular advancement device therapy in obstructive sleep apnea patients: A systematic review and meta-analysis

Hui Chen, Danny J. Eckert, P.F. van der Stelt, Jing Guo et autres

cn, ca, au, nl (code pays fourni par la source)

Differences in three-dimensional craniofacial anatomy between responders and non-responders to mandibular advancement splint treatment in obstructive sleep apnoea patients

Hui Chen, Ghizlane Aarab, Frank Lobbezoo, Jan de Lange et autres

AIM: The primary aim of this study was to assess the differences in the upper airway morphology between responders and non-responders to mandibular advancement splint (MAS) treatment in obstructive sleep apnoea (OSA) management. The secondary aim was to assess the correlation between …

cn, nl, au (code pays fourni par la source)