Results 41 to 50 of about 9,614 (245)

3D cephalometry: a new approach for landmark identification and image orientation [PDF]

open access: yes, 2008
Cephalometry is the scientific study of the measurement of the head in relation to specific reference points. In 3D CT cephalometry, these points are identified on three-dimensional surface models generated from computed tomography scans. In this study a
Van Cauter, Sofie
core  

Long‐Term Results of UPPP and Coblation Channeling of the Tongue for Obstructive Sleep Apnea

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Objective To evaluate the long‐term surgical outcomes of combined uvulopalatopharyngoplasty (UPPP) and coblation channeling of the tongue (CCT) for moderate‐to‐severe obstructive sleep apnea (OSA). Methods The study enrolled patients with moderate‐to‐severe OSA who underwent treatment with UPPP plus CCT and had a minimal follow‐up of 2 years ...
Ren‐Hui Chen   +3 more
wiley   +1 more source

Lower incisor angulation differences in Class II Division 1 malocclusions with and without full ‘lip trap’

open access: yesAustralasian Orthodontic Journal, 1991
A cephalometric study was designed to investigate whether a difference in lower incisor angulation exists in Class II division 1 malocclusion subjects with and without the presence of a Iower lip trap.
Lew Kenneth K.K.
doaj   +1 more source

Epiglottis Collapse in Individuals With Obstructive Sleep Apnea

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Objective Obstructive sleep apnea (OSA) is a common sleep disorder characterized by repeated upper airway collapse during sleep. The epiglottis, often overlooked in conventional assessments, has emerged as a site of significant obstruction in OSA.
Dan Chen   +11 more
wiley   +1 more source

Cephalometrically analysis of the convexity angle [PDF]

open access: yesStomatološki glasnik Srbije, 2003
The convexity angle of facial bone structures ( N-A: A-Pg) expresses the sagittal protrusion of the maxillary part of the face compared to facial profile (the convex or concave face).The convexity angle is defined as the angle colligated by the lines N-A
Strajnić Ljiljana
doaj   +1 more source

Cephalometric Changes Following Maxillary Expansion with Ni-Ti Leaf Springs Palatal Expander and Rapid Maxillary Expander: A Retrospective Study

open access: yesApplied Sciences, 2021
Background: The aim of this study is to evaluate and compare, through bidimensional cephalometry, skeletal and dental changes obtained from a rapid maxillary expander (RME) and a Ni-Ti leaf spring expander (Leaf) and compare them with an untreated ...
Valentina Lanteri   +6 more
doaj   +1 more source

The effect of ethnic factor on cephalic index in 17-20 years old females of north of Iran [Efecto del factor étnico en el índice cefálico en mujeres entre 17 y 20 años de edad del norte de Irán] [PDF]

open access: yes, 2006
Cephalic index and head shape are affected by geographical, gender, age, racial and ethnic factors. This study was carried out to determine cephalic index and head shape in 17-20 years old female in Gorgan, North of Iran.
Golalipour, M.J.
core  

Modified Bjork analysis of lateral head radiographs of southern Chinese [PDF]

open access: yes, 2009
Aim: To establish cephalometric norms for the modified Björk’s cephalometric analysis in southern Chinese children, and compare them to those of a matched Caucasian sample.
Hagg, U, McGrath, C, Wong, RWK, Wu, YCJ
core   +1 more source

Chinese Guidelines for the Diagnosis and Surgical Treatment of Adult Obstructive Sleep Apnea (2024)

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Obstructive sleep apnea (OSA) is a common chronic disorder characterized by abnormal breathing during sleeping. OSA can damage various organs throughout the body and is burdensome, both socially and economically. Moreover, as OSA has been increasingly studied in recent years, new evidence‐based guidelines for its diagnosis and surgical ...
Working Group of Guideline for the Diagnosis and Surgical Treatment of Adult OSA   +7 more
wiley   +1 more source

ASSOCIATION BETWEEN ANGULATION OF MANDIBULAR THIRD MOLAR IMPACTIONS WITH FACIAL SKELETAL TYPES AND CEPHALOMETRIC LANDMARKS

open access: yesKhyber Medical University Journal, 2022
OBJECTIVE: To determine the association of impacted mandibular third molar with skeletal facial types and different anatomical and cephalometric landmarks.
Sonia Umar Afridi   +4 more
doaj   +1 more source

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