Clinical trials: Bicuspid
Malocclusion, Angle Class I, Malocclusion, Angle Class II
AI-Assisted Versus Conventional Orthodontic Diagnosis and Treatment Planning
This study compared an artificial intelligence-assisted orthodontic diagnostic workflow using WebCeph with a conventional clinician-based workflow.
- Conditions
- Malocclusion, Angle Class I, Malocclusion, Angle Class II, Malocclusion, Angle Class III
- Trial name
- AI-OrthoDx (NCT07690774)
- Where
- Yemen
- Volunteers
- 120 people
- Sponsor
- Ben Hafeed Dental Center
Dental Anxiety, Pain
Effect of Aromatherapy on Pain and Anxiety During Orthodontic Extraction of Maxillary Premolars.
The goal of this randomized placebo-controlled split-mouth clinical trial is to determine whether aromatherapy using lemongrass essential oil can reduce pain, dental anxiety, and physiological stress responses during orthodontic…
- Trial name
- NCT07506135
- Testing
- Lemongrass Aromatherapy
- Where
- India
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Gummy Smile, Orthodontic Treatment
Vertical Gingival Display Changes Associated With Upper Premolars Extraction
To investigate and compare vertical gingival display (VGD) changes associated with upper premolars extraction during orthodontic treatment.
- Trial name
- NCT04375540
- Testing
- Upper first premolars extractions, Upper second premolars extraction
- Where
- Jordan
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- Jordan University of Science and Technology
Pulpitis
The Use of Platelet-Rich Fibrin in Partial Pulpotomy Procedure
The aim of this study is to evaluate the clinical and histological pulp responses when MTA and a combined of MTA/PRF is used as pulp-capping agents after partial pulpotomy.
- Trial name
- NCT04331964
- Testing
- partial pulpotomy
- Where
- Syria
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Damascus University
Third Molar Impaction
The Effect of Different Treatment Modalities of Class II Malocclusion on Upper Third Molars.
What is the effect of the different treatment modalities (distalization versus upper premolar extraction) of class II malocclusion on the position, inclination and incidence of impaction of the upper third molars?
- Trial name
- NCT06098885
- Testing
- extraction orthodontic treatment
- Where
- Egypt
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Cairo University
Immediate Dental Implant Loading
The Preliminary Application of Socket-shield Technique in Orthodontic Extraction and Fixed Orthodontic Treatment
Background This study was conducted to investigate the clinical efficacy of Socket-Shield Technique on the first premolar bone preservation in Orthodontic Extraction Treatment.
- Trial name
- NCT06510621
- Testing
- Socket-Shield Technique
- Where
- China
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- The First Affiliated Hospital of Guangzhou Medical University
Gingival Health, Crowding of Anterior Mandibular Teeth
To Compare the Effects of Lip Bumper Appliance in Rate of Lower Incisor Alignment After First Premolar Extractions
The goal of this clinical trial is to check the effects of lip bumper appliance contribution to driftodontics after designated tooth extractions that are already part of orthodontic treatment plan.
- Trial name
- NCT06929754
- Testing
- Lip bumper
- Where
- Pakistan
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Bahria University
Tooth Extraction Status Nos
Efficacy of Skeletal Anchorage (MINISCREW)
The main objective of the investigators' study is to assess the efficacy of a course of treatment using skeletal anchorage (MINISCREW) as compared with treatment involving dental anchorage (reference) during dentofacial…
- Trial name
- Minivis (NCT01025141)
- Testing
- Skeletal anchorage (MINISCREW), dental anchorage
- Where
- France
- Volunteers
- 99 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Malocclusion, Long Face Syndrome
Effect of Extraction Vs Non-extraction Orthodontic Treatment on Vertical Facial Dimension
The aim of the current clinical trial was to evaluate the effects of premolar extractions compared with non-extraction orthodontic treatment on the skeletal vertical dimension of the face.
- Conditions
- Malocclusion, Long Face Syndrome, Crowding, Tooth
- Trial name
- NCT04151875
- Testing
- Extraction orthodontic treatment, Non-extraction orthodontic treatment
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cairo University
Aortopathies, Thoracic Aortic Aneurysm
Pathogenetic Basis of Aortopathy and Aortic Valve Disease
The main purpose of this study is to define the complex genetic and pathogenic basis of thoracic aortic aneurysm (TAA) and other forms of aortopathy and/or aortic valve disease by identifying novel disease-causing genes and by…
- Conditions
- Aortopathies, Thoracic Aortic Aneurysm, Aortic Valve Disease, Thoracic Aortic Disease
- Trial name
- TAA (NCT03440697)
- Where
- 2 sites in United States
- Volunteers
- 3,000 people
- Sponsor
- Yale University
Congenital Heart Disease, Bicuspid Aortic Valve
Abnormal 3-D MRI Flow Patterns in Adolescents Patients With Bicuspid Aortic Valve
Bicuspid aortic valve (BAV) is a form of congenital heart disease (the person is born with it). With BAV, the heart valves in the aorta (the blood vessel that takes blood away from the heart to the body) are not formed right.
- Trial name
- NCT00412386
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Emory University
Teeth Size in a Group of Egyptian Children
Determination of Teeth Size in a Group of Egyptian Children. A Cross Sectional Study
Determination of The Combined Mesio-Distal Widths of The Permanent Mandibular Incisors and That of The Maxillary and Mandibular Canines and Premolars in a Group of Egyptian Children in Rural Areas of Sohag Governorate: A Cross…
- Trial name
- NCT03234829
- Where
- Egypt
- Volunteers
- 270 people
- Sponsor
- Cairo University
Malocclusions, Canine Retraction
Assessment of the Locally Administrated Vitamin D3 and Corticision Efficacy on Orthodontic Canine Retraction
To study the effect vitamin D effect on orthodontic tooth movement when used in combination with coticision technique, independent t test or an equivalent non-parametric test will be used for comparison.
- Trial name
- NCT07455656
- Testing
- patients will receive local application of vitamin D3 combined with corticision
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Orthodontic Appliance
Speed of Premolar Extraction Space Closure: Every Visit Replacement of Working Archwire
The aims of this trial were to assess the effect of changing 0.019X0.025-inch SS working archwire monthly on the rate of space closure, to compare the frictional resistance of unchanged and new working archwires in-vitro, and to…
- Trial name
- NCT04549987
- Testing
- Space closure without changing working archwire monthly, Space closure withchanging working archwire monthly
- Where
- Jordan
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Jordan University of Science and Technology
Bicuspid Aortic Valve Disease, Thoracic Aortic Disease in Patients With a Bicuspid Aortic Valve
International Bicuspid Aortic Valve Consortium (BAVCon)
Bicuspid aortic valve (BAV) disease is the most frequent congenital cardiac malformation, occurring in 0.5-1.2% of the US population.
- Trial name
- BAVCon (NCT01980797)
- Where
- 12 sites in United States, Canada and 3 more
- Volunteers
- 6,464 people
- Sponsor
- Boston University
Aortic Root Aneurysm, Aortic Regurgitation
Aortic Valve-sparing Root Replacement, According to the Inclusion Technique Described by Tirone David
Retrospective observational study of all patients undergoing aortic root surgery with aortic valve conservation, using the inclusion technique described by Tirone David, between January 1, 2004 and December 31, 2020, at six…
- Trial name
- AORTLANTIC (NCT05515848)
- Testing
- No intervention
- Where
- 5 sites in France
- Volunteers
- 529 people
- Sponsor
- Nantes University Hospital
Aortic Stenosis, Ascending Aortic Dilatation
Changes of Ascending Aortic Diameter in Patients Undergoing Transcatheter Aortic Valve Replacement
The goal of this observational study is to assess the changes of ascending aortic diameter in patients undergoing transcatheter aortic valve replacement. The main questions it aims to answer are: 1.
- Conditions
- Aortic Stenosis, Ascending Aortic Dilatation, Bicuspid Aortic Valve
- Trial name
- NCT05739253
- Testing
- Transcatheter aortic valve replacement
- Where
- China
- Volunteers
- 480 people
- Sponsor
- China National Center for Cardiovascular Diseases
Aortic Valve Stenosis, Cardiovascular Diseases
The Bicuspid Aortic Stenosis Following Transcatheter Aortic Valve Replacement Registry
The purpose of this study is to evaluate the clinical outcomes of transcatheter aortic valve replacement (TAVR) in patients with bicuspid aortic valve stenosis.
- Conditions
- Aortic Valve Stenosis, Cardiovascular Diseases, Heart Valve Diseases, Bicuspid
- Trial name
- Bicuspid TAVR (NCT02394184)
- Testing
- transcatheter aortic valve replacement
- Where
- South Korea
- Volunteers
- 102 people
- Sponsor
- Seung-Jung Park
Bicuspid Aortic Valve
Identification of Genetic Causes of Bicuspid Aortic Valve Disease
BAVgenetics is a partnership between Investigators at Boston University, Brigham and Women's Hospital, and Massachusetts General Hospital dedicated to discovering the genetic causes of bicuspid aortic valve disease and associated…
- Trial name
- BAV Genetics (NCT01026571)
- Where
- United States
- Volunteers
- 11,000 people, healthy volunteers welcome
- Sponsor
- Boston University
Root Canal Configurations of Permanent Maxillary Premolars
Assessment of Variations of The Number of Roots &Amp; Root Canal Configurations of Maxillary Premolars and Their Relation to the Floor of the Maxillary Sinus
Assessment of Variations of The Number of Roots \& Root Canal Configurations of Permanent Maxillary Premolars and their Relation to the Floor of the Maxillary sinus
- Trial name
- NCT04018352
- Volunteers
- 114 people
- Sponsor
- Cairo University