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Articles 181 - 210 of 1252

Full-Text Articles in Orthodontics and Orthodontology

Nasoalveolar Molding: A Rise In Early Management Of Newborn Patient With Cleft Lip And Palate, Reeya Agrawal, Pallavi Daigavane, Amit Reche Jan 2024

Nasoalveolar Molding: A Rise In Early Management Of Newborn Patient With Cleft Lip And Palate, Reeya Agrawal, Pallavi Daigavane, Amit Reche

International Arab Journal of Dentistry

Orofacial clefts are one of the most frequent congenital oral and maxillofacial abnormalities. When these babies are roughly three months old, lip rebuilding, also known as cheiloplasty, is a critical concern. In several cleft facilities, To improve the treatment success, presurgical Nasoalveolar Molding (NAM) has been included in the therapy protocol. In patients with cleft lip and palate, this technique is routinely used to bring the alveolar segments into normal alignment and improve nasal symmetry. In this article, the benefits of using this method as part of a treatment plan for infants with cleft lip and palate will be described. …


P2x7r And P2x4r Expression Of Mice Submandibular Gland In High‑Fat Diet/Streptozotocin‑Induced Type 2 Diabetes, Jiratchaya Srisutha Jan 2024

P2x7r And P2x4r Expression Of Mice Submandibular Gland In High‑Fat Diet/Streptozotocin‑Induced Type 2 Diabetes, Jiratchaya Srisutha

Chulalongkorn University Theses and Dissertations (Chula ETD)

Type 2 diabetes mellitus (T2DM) is a chronic inflammatory disease that can compromise the functioning of various organs, including the salivary glands (SG). The purinergic system is one of the most important inflammatory pathways in T2DM condition, and P2X7R and P2X4R are the primary purinergic receptors in SG that regulate inflammatory homeostasis. This study aimed to evaluate P2X7R and P2X4R expression, and morphological changes in the submandibular gland (SMG) in T2DM. Twenty‑four 5‑week‑old mice were randomly assigned to control (CON) and diabetes mellitus (DM) groups (n = 12 each). Body weight, diet, and blood glucose levels were monitored weekly. The …


Roles Of B-Cell Lymphoma 6 In Orthodontic Tooth Movement Of Rat Molars, Wasupol Sodsook Jan 2024

Roles Of B-Cell Lymphoma 6 In Orthodontic Tooth Movement Of Rat Molars, Wasupol Sodsook

Chulalongkorn University Theses and Dissertations (Chula ETD)

B-cell lymphoma 6 (Bcl6) inhibits osteoclast differentiation in vitro; however, its role in orthodontic tooth movement (OTM) remains unclear. This study aimed to investigate the role of Bcl6 in OTM of rat molars.Materials and Methods: OTM was performed on the maxillary first molars of male rats using nickel-titanium coil springs (25 gf) for 14 days with or without local injection of FX1 (50 mg/kg), a Bcl6 inhibitor (n = 10 per group). Micro-computed tomography (CT) images were used to analyse OTM distance and bone morphometric parameters. Immunohistochemistry (IHC) determined Bcl6 expression and tartrate-resistant acid phosphatase staining (TRAP)staining assessed osteoclast differentiation. …


Oral And Dental Health In Systemic Sclerosis: Is It A Window To Other Systemic Affections?, Omnia A Abubakr, Taghreed F M M Mostafa, Mohamed A Hamdy Jan 2024

Oral And Dental Health In Systemic Sclerosis: Is It A Window To Other Systemic Affections?, Omnia A Abubakr, Taghreed F M M Mostafa, Mohamed A Hamdy

Journal of Medicine in Scientific Research

Background: Oral and periodontal manifestations are common in systemic sclerosis (SSc) which may result in poor nutritional status and significant morbidity. Better understanding of these manifestations is crucial for better patient outcomes. We aimed to evaluate dental and oral manifestations in patients with SSc in comparison to healthy control and to study the relationship between these findings and systemic sclerosis disease activity index, skin thickness, other systemic affection, as well as the oral health-related quality of life in these patients Patients and Methods: 50 patients with SSc were included in this case-control study (Group A) and 50 apparently healthy controls …


Evaluation Of The Efficiency Of Passive Self-Ligating Versus Conventional Brackets In The Alignment Of Mandibular Crowded Teeth (A Comparative Study), Noha Ibrahim Abdelrahman Professor Jan 2024

Evaluation Of The Efficiency Of Passive Self-Ligating Versus Conventional Brackets In The Alignment Of Mandibular Crowded Teeth (A Comparative Study), Noha Ibrahim Abdelrahman Professor

Dentistry

Aim: Is to compare the efficiency of passive self-ligating versus conventional brackets in the alignment of crowded mandibular teeth. Materials and methods: A randomized clinical trial with Fifty participants visiting the clinic of the Orthodontic Department and fulfilling the eligibility criteria were enrolled in the study. Patients were randomly allocated to group A (Conventional brackets) or group B (Damon Q metal passive self-ligating brackets). The amount of mandibular crowding was assessed by Little’s irregularity index. Subjects in both groups were recalled for follow-up every four weeks till completion of alignment. Results: There was no significant difference in baseline irregularity in …


Invitro Evaluation Of Forces Delivered By Aligners Fabricated Using Positive Air Pressure Versus Negative Air Pressure., Islam Tarek Abbas Hassan Ahmed Prof, Nada Hamed, Dina Elghoul, Ahmed Zaki, Iman El-Abbasy Jan 2024

Invitro Evaluation Of Forces Delivered By Aligners Fabricated Using Positive Air Pressure Versus Negative Air Pressure., Islam Tarek Abbas Hassan Ahmed Prof, Nada Hamed, Dina Elghoul, Ahmed Zaki, Iman El-Abbasy

Dentistry

No abstract provided.


Infant Molds For Cleft Deformities, Hannah Brunow, Drew Reinbolt, Rhonda Troyer, Christian Miller Jan 2024

Infant Molds For Cleft Deformities, Hannah Brunow, Drew Reinbolt, Rhonda Troyer, Christian Miller

Williams Honors College, Honors Research Projects

Cleft lip and palate are very common birth defects where the roof of a baby's mouth and lip do not form properly while in the womb. Babies born with cleft lip or palate can undergo surgery after going through a process to make the initial gap smaller through incrementally smaller, retainer-like appliances. We will be trying to find a way to improve the pre-surgery process by implementing 3D printing. We will be performing this research for a craniofacial orthodontist at Akron Children's Hospital. We hope that our success will lead to a decrease in the amount of time spent making …


Outcomes Of Anterior Crossbite Correction On Alveolar Bone Morphology In Patients With Cleft Lip And Palate, Katherine J. Hayes Jan 2024

Outcomes Of Anterior Crossbite Correction On Alveolar Bone Morphology In Patients With Cleft Lip And Palate, Katherine J. Hayes

Theses and Dissertations

Objective: To determine if patients with cleft lip and/or cleft palate (CLP) with dental correction of the anterior crossbite during growth display differences in alveolar bone thickness around the maxillary central incisors compared to patients without crossbite correction.

Methods: This retrospective study evaluated post-treatment cone beam computed tomography (CBCT) images of growing patients with CLP with anterior crossbites who underwent Phase I orthodontic treatment (n=32). CBCTs were sorted by whether the crossbite was corrected (n=16) or not corrected (n=16) during Phase I. Alveolar bone thickness was measured on the buccal and palatal aspects of the central incisors at 3 mm, …


The Impact Of Normal Growth On The Ap Relationships Of The Jaws And Incisors To The Forehead: A Serial Cephalometric Analysis Of Untreated Individuals, Adam Joseph Rudmann Dr Jan 2024

The Impact Of Normal Growth On The Ap Relationships Of The Jaws And Incisors To The Forehead: A Serial Cephalometric Analysis Of Untreated Individuals, Adam Joseph Rudmann Dr

Graduate Theses, Dissertations, and Problem Reports (ETD)

Abstract

The Impact of Normal Growth on the AP Relationships of the Jaws and Incisors to the Forehead: A Serial Cephalometric Analysis of Untreated Individuals

Adam Rudmann D.D.S. M.S.

Background and Objectives

Growth of the craniofacial complex is a critical factor to consider when treatment planning an orthodontic case. The ability to predict how the forehead and jaws will change over time depends on the ability to find predictable landmarks either radiographically or clinically, and use them to gauge the relative growth of various facial structures. This data can then be integrated with other diagnostic information such as occlusion and …


E-Cigarette Aerosol’S Effect On The Force Degradation Of Elastomeric Chain: An In Vitro Study, Joshua D. Lokant Jan 2024

E-Cigarette Aerosol’S Effect On The Force Degradation Of Elastomeric Chain: An In Vitro Study, Joshua D. Lokant

Graduate Theses, Dissertations, and Problem Reports (ETD)

Abstract

E-Cigarette Aerosol’s Effect on the Force Degradation of Elastomeric Chain: An in Vitro Study

Joshua Lokant D.D.S.

Background and Objectives

Orthodontic elastomeric chain is used in orthodontic treatment for various applications such as closing spaces, aligning teeth, correcting midlines, promoting even spaces, and retracting teeth. Ideally, this force is light, continuous, and maintains a constant force between orthodontic appointments. There are many companies that manufacture polyurethane power chain, and their proprietary formulas give rise to different force levels and constancy of force. When the power chain is in the mouth, it is subject to food, liquids, temperature changes, pH …


Comparative Cephalometric Study Between Class Ii Patients Treated With Herbst Appliance And Patients Treated With Mara, Mona Meky Jan 2024

Comparative Cephalometric Study Between Class Ii Patients Treated With Herbst Appliance And Patients Treated With Mara, Mona Meky

Graduate Theses, Dissertations, and Problem Reports (ETD)

ABSTRACT

Comparative cephalometric study between Class II patients treated with Herbst appliance and patients treated with MARA

Mona Meky, D.D.S.

Background and Objectives: Functional appliances have been used for over 100 years in orthodontics to correct Class II malocclusions. The Herbst and the MARA appliances have different designs that may enhance mandibular growth. Recent clinical evidence has questioned whether they really have a lasting influence on facial growth and that the effects of these appliances were mostly dentoalveolar rather than skeletal. The objective of this retrospective comparative study was to compare the dental and skeletal changes between Class II division …


Clinical Assessment Of The Abutment Teeth Of Children Undergoing Space Maintainer Therapy: A Randomised Controlled Trial, Ayesha Fathima, Ganesh Jeevanandan, Prabhadevi Maganur, Suman Panda, Ather Syed Ahmed, Satish Vishwanathaiah Jan 2024

Clinical Assessment Of The Abutment Teeth Of Children Undergoing Space Maintainer Therapy: A Randomised Controlled Trial, Ayesha Fathima, Ganesh Jeevanandan, Prabhadevi Maganur, Suman Panda, Ather Syed Ahmed, Satish Vishwanathaiah

International Arab Journal of Dentistry

Introduction: The band and loop space maintainer are one of the most commonly used fixed space maintainers in children. However, prolonged use of appliances in the oral cavity may lead to changes in gingival health and an increased risk of caries.

Objectives: This study aims to evaluate the clinical parameters of the abutment teeth, specifically the banded teeth and the tooth to which the loop is extended.

Methods: This prospective clinical study included 35 children between the age group of 5 to 9 years. The children were examined at baseline and 6-month follow-up. The abutment teeth were …


Validation Of A Screening Tool For Sleep Apnea In Children, Brandon Khor Jan 2024

Validation Of A Screening Tool For Sleep Apnea In Children, Brandon Khor

Theses and Dissertations

Objective: The aims of this study were to (1) determine the ability of a pediatric obstructive sleep apnea (POSA) questionnaire to identify high-risk patients through confirmation with an at-home sleep apnea test (HSAT) and (2) to evaluate the correlation between high-risk patients as identified by the questionnaire (PM-STOP-Bang) and an already validated POSA screening tool.

Methods: Orthodontic patients aged 12-17 who met the inclusion criteria were consecutively enrolled in the study (n=16). At the initial orthodontic appointment, the clinician filled out the PM-STOP-Bang questionnaire. Subsequently, participants were invited to complete a one-night HSAT (WatchPat, WP-Itamar-Medical, Caesarea, Israel), which recorded diagnostic …


Factors Important To Underrepresented Minority Applicants In Ranking Orthodontic Programs, Alyssa Patterson Jan 2024

Factors Important To Underrepresented Minority Applicants In Ranking Orthodontic Programs, Alyssa Patterson

Theses and Dissertations

Purpose: To determine if there was a difference in desirability of various factors used by applicants ranking orthodontic programs depending on their racial or ethnic background.

Method: A survey was distributed to orthodontic residents to assess overall preferences, and differences in desirability of various factors between underrepresented minority (URM) and non-URM applicants.

Results: For applicants overall, “clear aligner therapy training”, “good quality of clinical faculty” and “high number of cases started” had the highest mean desirability. “Racial and ethnic diversity among current and former residents”, “racial and ethnic diversity among faculty” and “participation in care of Medicaid patients” were significantly …


Evaluation Of Trabecular Bone Around The Impacted Maxillary Canine On Cbct Images By Fractal Analysis, Zeynep Betül Arslan, Berrin Çelik Dec 2023

Evaluation Of Trabecular Bone Around The Impacted Maxillary Canine On Cbct Images By Fractal Analysis, Zeynep Betül Arslan, Berrin Çelik

Journal of Dentistry Indonesia

Objective: The aim of this study was to evaluate the position, angulation and surrounding trabecular bone structure of a unilateral impacted maxillary canine (IMC) tooth using fractal analysis. Methods: Cone beam computed tomography images of 50 patients (38 female, 12 male) with unilateral IMC were selected for this retrospective study. A 25x25 pixel region of interest (ROI) was selected in the trabecular bone between the premolars on the impacted and non-impacted side and fractal analysis was conducted. The angulation of unilateral impacted canines was measured and the position was categorized as vestibular, intra-alveolar and palatal. Results: Of …


The Effect Of Several Electric Cigarette Puffs On Nanohybrid Composite Resin Surface Roughness, Alvi Rizqi Amaliyah, Haris Budi Widodo, Irfan Dwiandhono Dec 2023

The Effect Of Several Electric Cigarette Puffs On Nanohybrid Composite Resin Surface Roughness, Alvi Rizqi Amaliyah, Haris Budi Widodo, Irfan Dwiandhono

Journal of Dentistry Indonesia

Nanohybrid composite resin is a dental restorative material comprising micro and nano-sized fillers. When accompanied by smoking habits, it can alter the surface roughness of composite resin. Objective: This study aimed to determine the effect of several electric cigarette (e-cigarette) puffs on the surface roughness of nanohybrid composite resin. Methods: This study was conducted in the experimental laboratory with a pretest-posttest control group design using 48 nanohybrid composite resin specimens divided into six groups. Subsequently, the experimental groups were exposed to 75, 150, 225, 300, and 450 puffs of e-cigarette, and the control group was given artificial saliva …


Management Of Ankyloglossia In A Non-Syndromic Patient Using A Super Pulsed Laser: A Life-Changing Treatment- A Case Report, Urfi Jawed, Afaf Zia, Ramniwas Kumawat, Afshan Bey, Maahin Mahmood Dec 2023

Management Of Ankyloglossia In A Non-Syndromic Patient Using A Super Pulsed Laser: A Life-Changing Treatment- A Case Report, Urfi Jawed, Afaf Zia, Ramniwas Kumawat, Afshan Bey, Maahin Mahmood

Journal of Dentistry Indonesia

Objective: Ankyloglossia affects a person’s overall well-being and life, from malnutrition due to poor feeding and mechanical problems to psychological stress and low self-esteem, thus affecting social life. This case reports the use of non-scalpel techniques, such as a super pulsed laser, to manage ankyloglossia in a non-syndromic patient suffering from speech incompetence and restricted tongue mobility and highlights its advantages over other conventional techniques. Case Report: A 17-year-old male patient presented with a complaint of restricted tongue mobility, due to which he could not pronounce certain words clearly. As the patient was apprehensive about the use of …


Contents Vol 30 No 3 2023, Dr. Yuniardini Septorini Septorini Wimardhani Dec 2023

Contents Vol 30 No 3 2023, Dr. Yuniardini Septorini Septorini Wimardhani

Journal of Dentistry Indonesia

This is the content of Vol. 30 number 3 2023.


Comparison And Assessment Of Design, Handling Characteristics, And Efficacy Of Hand Instruments In Calculus Removal, Mohan Kumar Pasupuleti, Krishna Ganesh, Gautami S Penmetsa, Boddeda Anusha, Haripriya Narukurthi, Kommina Mouna Sahith Dec 2023

Comparison And Assessment Of Design, Handling Characteristics, And Efficacy Of Hand Instruments In Calculus Removal, Mohan Kumar Pasupuleti, Krishna Ganesh, Gautami S Penmetsa, Boddeda Anusha, Haripriya Narukurthi, Kommina Mouna Sahith

Journal of Dentistry Indonesia

Objective: primary objective of periodontal therapy is to remove supra and subgingival deposits from the tooth surface to stop disease progression. The purpose of the study is to address the instrument selection and its efficacy in calculus removal. Methods: A total of 50 subjects who fulfilled the criteria were included in the study. Participants were subjected to a complete periodontal examination, and the responses from 50 dental house surgeons were compared based on the instrument design, handling characteristics, and efficacy of calculus removal by using two sets of instruments. Results: The LM instrument was rated as best …


Factors Affecting The Preference Of Orthodontic Appliances Among Undergraduate Students In West Jakarta, Joko Kusnoto, Lia H. Andayani, Budi Kusnoto Dec 2023

Factors Affecting The Preference Of Orthodontic Appliances Among Undergraduate Students In West Jakarta, Joko Kusnoto, Lia H. Andayani, Budi Kusnoto

Journal of Dentistry Indonesia

Malocclusion’s negative impact is not only limited to dentofacial appearance but also related to quality of life. Nowadays, orthodontic treatment can be done using conventional fixed appliances, or removable appliances called clear aligners. The preference for orthodontic appliances can be affected by several factors, including patient characteristics, self-perception, psychosocial, and oral-disorder factors. Objective: This study aims to evaluate the factors affecting the preference for orthodontic appliances among undergraduate students in West Jakarta. Methods: In this cross-sectional study, 244 undergraduate students were retrieved by purposive sampling from 7 universities located in West Jakarta. A self-administered questionnaire was used to …


Elastic Recovery Properties Of Alginate Impression Materials Based On Red Algae Kappaphycus Alvarezii, Didin Erma Indahyani, Izzata Barid, Nafisah Nafisah, Depi Praharani, Agus Sumono, Niken Probosari, Sulistiyani Sulistiyani Dec 2023

Elastic Recovery Properties Of Alginate Impression Materials Based On Red Algae Kappaphycus Alvarezii, Didin Erma Indahyani, Izzata Barid, Nafisah Nafisah, Depi Praharani, Agus Sumono, Niken Probosari, Sulistiyani Sulistiyani

Journal of Dentistry Indonesia

Alginate impression materials in dentistry are used to form details of the oral cavity organs. The alginate content in the impression material functions to form a gel. One source of alginate is algae. Objective: This study aims to determine the recovery elasticity and setting time of alginate impression materials made from red algae K. alvarezii. Methods: The sodium alginate in the composition of this alginate impression material was extracted from red algae K. alvarezii. The alginate impression material was tested for setting time and recovery elasticity and compared with commercial impression material (Hygedent®). Results: The elastic …


Clinically Effective Regenerative Therapy For Primary Endodontic Lesions With Secondary Periodontal Lesions: A Case Report, Martina Amalia, Budi Budi, Iceu Estu Kurmaena, Nevi Yanti, Hesty Nurcahyanti, Aini Hariyani Nasution Dec 2023

Clinically Effective Regenerative Therapy For Primary Endodontic Lesions With Secondary Periodontal Lesions: A Case Report, Martina Amalia, Budi Budi, Iceu Estu Kurmaena, Nevi Yanti, Hesty Nurcahyanti, Aini Hariyani Nasution

Journal of Dentistry Indonesia

The diagnosis and prognosis of teeth with endo-perio lesions present a major challenge for dentists. Proper diagnosis is critical in determining treatment and the long-term prognosis. However, treating complex endodontic and periodontal lesions is one of the most common challenges in current clinical practice. The coexistence of pulpal and periodontal tissue damage may complicate diagnosis and further influence dental prognosis. This article consists of a case report evaluating the efficacy of xenografts and resorbable membrane pericardium in treating bifurcation lesions associated with periodontal lesions of the left mandibular first molar. A 22-year-old female patient was referred by conservative dentistry with …


Machine Learning For Automated Cervical Vertebral Maturation Assessment On Lateral Cephalograms, Nuo Dong Dec 2023

Machine Learning For Automated Cervical Vertebral Maturation Assessment On Lateral Cephalograms, Nuo Dong

Theses & Dissertations

Introduction: Skeletal maturation age is an important guide in growing adolescent patients to determine the proper time to start orthodontic treatment. The most practical and commonly used method to determine skeletal age in today’s clinical practice is the Cervical Vertebral Maturation (CVM) method [2]. Based on the morphology of the cervical vertebrae, six maturational stages can be determined – designated CS 1 to CS 6. The main drawback of this technique is the time required to determine CS number. Objective: In this research a machine learning (ML) algorithm to automatically determine CVM staging from the lateral cephalometric radiograph was developed. …


Biomechanics Of The Tip-Back Bend: An Analysis Of The Force System Via Translational Research, Lyndzie Brace Dec 2023

Biomechanics Of The Tip-Back Bend: An Analysis Of The Force System Via Translational Research, Lyndzie Brace

Theses & Dissertations

Purpose: The purpose of this study was to 1. experimentally (in vitro) quantify the force system acting on the molar and the incisor when a tip-back bend is placed on an auxiliary spring mounted on a base archwire and create a prediction model 2. to compare the type of tooth movement obtained from the prediction model (in-vitro) and the clinical outcome (in-vivo) data obtained from a previously conducted clinical trial. Methods: A computerized 3-dimensional (3D) orthodontic force tester (OFT) was used to quantify and compare the force systems generated from different combinations of tip-back bend archwires and base …


Three-Dimensional Analysis Of Condylar Displacement After Orthognathic Surgery In Patients With Facial Asymmetry, Teresa Bae Dec 2023

Three-Dimensional Analysis Of Condylar Displacement After Orthognathic Surgery In Patients With Facial Asymmetry, Teresa Bae

Theses & Dissertations

Facial asymmetry is apparent when there is a clinically significant variation between the two halves of the face. There can be varying degrees of facial asymmetry and mild asymmetry can be treated by orthodontics alone. For severe facial asymmetry a combination of orthodontics and orthognathic surgery may be necessary. The condyle must be in a stable position following surgery to have functional and structural stability and prevent relapse. This research proposal is to perform a retrospective CBCT study on the displacement of the condyle following orthognathic surgery in patients with facial asymmetry. The CBCTs were obtained from Taipei Veterans General …


Dentistry And The Law: Requiring Proof Of Adoption/Retaining Orthodontic Models, Dan Schulte Jd Dec 2023

Dentistry And The Law: Requiring Proof Of Adoption/Retaining Orthodontic Models, Dan Schulte Jd

The Journal of the Michigan Dental Association

In this Dentistry and the Law column, a dentist seeks guidance on handling a situation where racial differences between a child and an accompanying adult raised concerns during an examination, leading the dentist to request proof of adoption. The response clarifies that asking for proof of adoption is not illegal, citing relevant Michigan adoption statutes. The column advises adopting an office policy, emphasizing human trafficking training. Additionally, a dentist inquires about retaining orthodontic models and X-ray films. The answer recommends assuming orthodontic models are part of dental records, subject to a 10-year retention period. Patients can be given their models, …


Improved Super-Elastic Ti-Ni Alloy Wire (Isw) For Treatment Of Adult Angle Class Iii With Anterior Crossbite, Pin-Yu Chen, Yuan-Hou Chen, I-Jia Wang, Jian-Hong Yu Oct 2023

Improved Super-Elastic Ti-Ni Alloy Wire (Isw) For Treatment Of Adult Angle Class Iii With Anterior Crossbite, Pin-Yu Chen, Yuan-Hou Chen, I-Jia Wang, Jian-Hong Yu

Taiwanese Journal of Orthodontics

An adult female (35 years old) came for orthodontic consultation with a chief complaint of poor dental alignment with protruded mandible. Clinical findings revealed that Class III malocclusion with functional anterior crossbite. Low Hysteresis Improved Super-elastic TieNi alloy wire (ISW), developed by Tokyo Medical and Dental University with ISW curve applied over upper arch for flaring out the upper anterior tooth. MEAW technique applied on lower arch to correct a negative overjet. Treatment was completed within 41 months and patient was pleased with the improvement of appearance and dental alignment.


Substitution Of Maxillary Central Incisor With Forced Eruption Of Impacted Maxillary Canine, Wei-Lun Lim, Huei-Mei Tsai, Yu-Ling Cheng, Yuen-Yung Tsang, Ming-Jeaun Su, Chia-Yi Pan Oct 2023

Substitution Of Maxillary Central Incisor With Forced Eruption Of Impacted Maxillary Canine, Wei-Lun Lim, Huei-Mei Tsai, Yu-Ling Cheng, Yuen-Yung Tsang, Ming-Jeaun Su, Chia-Yi Pan

Taiwanese Journal of Orthodontics

This case report describes the orthodontic management of missing teeth and rehabilitation needs in a 26-year-old woman. Several missing teeth on her maxillary anterior esthetic zone, a poor prognosed left mandibular first molar and a missing right mandibular first molar was also found. The treatment plan included extraction of the unrestorable maxillary left incisor, surgical exposure and forced eruption of the impacted maxillary left canine. While on the lower arch, protraction of mandibular second and third molars was planned. A good functional occlusion was achieved after 42 months treatment duration. The transposed impacted maxillary left canine was orthodontically extruded and …


Distribution Of Different Skeletal And Dental Relations Among Orthodontic Patients In Recent 5 Years: A Retrospective Study, Zong-Zhe Tsai, Morton Chang, Yu-Chuan Tseng Oct 2023

Distribution Of Different Skeletal And Dental Relations Among Orthodontic Patients In Recent 5 Years: A Retrospective Study, Zong-Zhe Tsai, Morton Chang, Yu-Chuan Tseng

Taiwanese Journal of Orthodontics

The prevalence of malocclusion differs significantly from race to race. The cause of malocclusion could be multifactorial. Previous studies have demonstrated quantitative information on skeletal and dental relations in different countries. This study focuses on patients who had received orthodontic data collection and analysis in a specific medical center. Skeletal relation and Angle’s dental classification of male and female were statisticized and analyzed. Skeletal relation of Class I was 45.4%, Class II was 29.5%, and Class III was 25.1%. Angle’s dental classification of Class I was 39.3%; Class II was 30.8%; Class III was 29.9%. There was a statistically significant …


Comparison Of Lateral Cephalometry And Cone-Beam Computed Tomography Techniques For Measuring Alveolar Bone Thickness Around Maxillary Incisors, Farzaneh Ahrari, Mostafa Shahabi, Hossein Hosseini-Zarch, Mohammad Javad Alavi Oct 2023

Comparison Of Lateral Cephalometry And Cone-Beam Computed Tomography Techniques For Measuring Alveolar Bone Thickness Around Maxillary Incisors, Farzaneh Ahrari, Mostafa Shahabi, Hossein Hosseini-Zarch, Mohammad Javad Alavi

Taiwanese Journal of Orthodontics

Purpose: It is valuable to detect whether bone thickness measurements performed on lateral cephalograms reflect the values obtained from three-dimensional images. The present study compared lateral cephalometry and cone-beam computed tomography (CBCT) for evaluating alveolar bone thickness surrounding maxillary central incisors.

Methods: The study included the records of 55 patients who had both lateral cephalograms and CBCT scans of the maxilla. In cephalograms, the alveolar bone thickness was measured at the crestal, middle, and apical levels of maxillary incisors at the buccal and lingual sides. Bone thickness was also measured at the corresponding points on CBCT images, and the data …