Dentistry Commons^™

Impact On The Pharyngeal Airway Space After Maxillomandibular Advancement Procedure For Obstructive Sleep Apnea Patients, Ghaddy Alsaty

Graduate Theses, Dissertations, and Problem Reports

Background and Objectives: Obstructive sleep apnea (OSA) is a sleep-related breathing disorder, characterized by disrupted snoring and repetitive upper airway obstructions. Continuous positive airway pressure (CPAP) is considered the therapeutic mainstay for OSA patients. However, CPAP therapy has compliance limitations. An alternative treatment options is maxillomandibular advancement (MMA) surgical procedure. Genial tubercle advancement (GTA) is often performed concomitant with MMA for esthetic purposes. Cone-beam computed tomography (CBCT) provides the ability to visualize the upper airway and perform three-dimensional (3D) reconstructions. The purpose of this study is to evaluate the impact of MMA procedure with or without GTA on oropharyngeal …

Pain Relief Knowledge, History, And Expectations Among Emergency Dental Patients, Daniel C. Brawley

Graduate Theses, Dissertations, and Problem Reports

Introduction

Dentists frequently treat and manage patients with acute dental pain. Patients often seek care to treat their pain. As a part of that treatment, it is common for providers to use both prescription and non-prescription medications in the management of the patient’s dental pain. This study focused on understanding the patient’s knowledge, history and expectations regarding prescription and non-prescription medication in the management of their dental pain.

Methods

A self-report survey was developed, using Likert-type scales, consisting of 32 items, including standardized, psychometrically-tested instruments. The survey was administered to 108 adult outpatients who reported to the West Virginia University …

The Effect Of Occlusal Pressure On Vertical Force Generation On Dentate And Edentulous Subjects, Matthew Thomas Harper

Graduate Theses, Dissertations, and Problem Reports

Objectives: To determine 1) the difference in lower extremity power obtained from a vertical jump in individuals who are dentate or edentulous (implants or dentures) and 2) the difference occlusal pressure makes on lower body force output. Variables included jump height, maximum kicking force, maximum push off force, take off velocity, flight time, jump impulse, and maximum velocity. Groups included dentate, implant overdenture, and conventional denture.

Methods: Counter movement jumping with force plate collection was utilized to test the three populations in this study. The three populations were dentate, mandibular implant overdenture opposing maxillary complete denture, and conventional maxillary and …

Effect Of Shear Bond Strength With Novel Apc™ Flash-Free Brackets And Different Bonding Protocol: An In Vitro Study, Carl Bernstein

Graduate Theses, Dissertations, and Problem Reports

Background and Objectives: In today’s time, there is an increasingly crowded field of competition vying over a small subset of the population. Now, more than ever it is imperative to compete with efficiency and esthetics. Each step for orthodontic bonding procedures increases the chance for error to occur. However, orthodontic bracket, etchant, sealant, and adhesive material has the ability to improve bond strength and final outcome for the patient and provider. The aim of this study was to determine effective bonding protocols for Advanced Clarity APC™ Flash-Free Brackets and to determine if adhesive remains on enamel or orthodontic bracket after …

Judged Facial Attractiveness Of Extraction And Non-Extraction Orthodontic Treatment In Repose And Smiling, Nicolette R. Chahin

Graduate Theses, Dissertations, and Problem Reports

Background and Objectives: More so than ever, the public is becoming exceedingly aware of esthetics, and will evaluate their treatment outcome based upon the improvement to their smile and overall enhancement of their facial appearance. There exists a debate in orthodontics, as to whether or not extractions harm the profile. The aim of this study was to determine if facial attractiveness is harmed in subjects having completed orthodontic treatment involving the extraction of four premolars both in repose and smiling when viewed in lateral profile. Another objective is to identify any impact upper incisor retraction has on facial attractiveness. …

Assessment Of Fracture Resistance Of Maxillary First Molars After Root Canal Preparation Using Three Different Rotary Instruments (V-Taper, Protaper, Vortex Blue): Finite Element Analysis, Mehran Malakpour

Graduate Theses, Dissertations, and Problem Reports

Introduction: Long term success of endodontically treated teeth has been one of the most challenging aspects of the field of endodontics due to reduced fracture resistance of these teeth. Recently, researchers have heightened focus on conservative endodontics in order to sustain the tooth integrity, and reduce factors impacting the fracture resistance of endodontically treated teeth. As a result, rotary instrument manufacturers have developed files that have a minimal effect on original root canal anatomy. This study used Finite Element Analysis to investigate the dental biomechanical effect of rotary instrumentation during root canal therapy. The aim of this study is to …