Clinical trials: Mandibular Expansion
Dental Implant, Osseodensification
Septal Bone Expansion Using Osseodensification Versus Piezoelectric Implant Site Preparation
: Implant placement in the inter radicular septum is usually considered the best option for an immediate molar implant, not only in terms of correct 3D positioning, but also regarding implant survival, Osseodensification was…
- Trial name
- NCT06957860
- Testing
- Piezotome, Densah burs
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Hams Hamed Abdelrahman
Maxillary Deficiency
Associations Between Radiographic Inclination of Premolars and Maxillary Expansion
Recruitment of patients treated using rapid maxillary expanders with dental anchorage, with pre-treatment panoramic X-rays and post-treatment models.
- Trial name
- NCT07095374
- Testing
- Rapid palatal expansion
- Where
- Italy
- Volunteers
- 200 people
- Sponsor
- University of Pavia
Maxillary Hypoplasia
Effectiveness of SARPE With 3 and 2-Segment Technique: A Randomized Clinical Trial
A few studies state that 3-segment SARPE has the following advantages: a) higher level of expansion symmetry; b) higher level of stability of the expansion achieved; and c) faster bone healing.
- Trial name
- 3S/2S_SARPE (NCT02179593)
- Testing
- 2-Segment SARPE, 3-Segment SARPE
- Where
- Brazil
- Volunteers
- 50 people
- Sponsor
- Federal University of São Paulo
Maxillary Deficiency
Maxillary Expansion: Leaf Expander Versus Hyrax Expander
The aim of the current study was to evaluate maxillary and mandibular arch widths' response to five different appliances and clinical protocols (Rapid maxillary expander RME, Leaf Expander 450g, Leaf Expander 900g, Self-expander…
- Trial name
- LEAF (NCT05135962)
- Testing
- orthodontic - rapid maxillary expansion, orthodontic - slow maxillary expansion with leaf expander, orthodontic - slow maxillary expansion with self leaf expander
- Volunteers
- 200 people
- Sponsor
- University of Genova
Palatal Expansion Technique, Cleft Lip and Palate
MARPE in Patients With Cleft Lip and Palate
The objective of this randomized controlled study will be to evaluate the dental and skeletal effects of maxillary protraction with a facemask, associated with MARPE and Class III elastics in patients with unilateral cleft lip…
- Conditions
- Palatal Expansion Technique, Cleft Lip and Palate, Class III Malocclusion, Skeletal Malocclusion
- Trial name
- NCT04354116
- Testing
- Rapid maxillary expansion, Maxillary Protraction
- Where
- Brazil
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Pontifícia Universidade Católica de Minas Gerais
Orthodontic Appliance Complication, Dental Malocclusion
Changes in the Upper Airway Volume After Rapid Maxillary Expansion in Adults Using Pure Skeletal Anchorage
The objective of this study is to evaluate the effect of bone-anchored rapid maxillary expansion (RME) in the volume of the right maxillary sinus, left maxillary sinus and nasal and maxillary sinus airway complex, through bone…
- Conditions
- Orthodontic Appliance Complication, Dental Malocclusion, Bone Anchored Rapid Maxillary Expansion, Maxillary Hypoplasia
- Trial name
- NCT05831722
- Testing
- Rapid Maxillary Expansion
- Where
- 3 sites in Spain
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University of Salamanca
Mandibular Expansion
Self-activated Leaf Expander Versus William's Expander in Expansion of Collapsed Mandibular Arch
Self-activated leaf expander versus William's expander in expansion of collapsed mandibular arch
- Trial name
- NCT07480148
- Testing
- self activated leaf expander, williams's expander
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Maxillary Hypoplasia
Skeletal and Dental Changes with Hyrax-type Rapid Maxillary Expander Anchored to Permanent Versus Deciduous Molars
The aim of the study is to compare the skeletal and dental maxillary expansion obtained with an Hyrax tooth-borne expander anchored either on the 2nd deciduous molars (V) or on the 1st permanent molars (6)
- Trial name
- DENTHYRAX (NCT05773573)
- Testing
- Experimental group, Control group
- Where
- France
- Volunteers
- 34 people
- Sponsor
- University Hospital, Montpellier
Maxillar Hypoplasia
Evaluation of Masticatory Muscle Activity in Pediatric Patients Undergoing Rapid Maxillary Expansion
Transverse maxillary constriction is a malocclusion that subsists when the distance between the upper first molars palatal cuspids is lower than the distance between the lower first molars vestibular center fossae.
- Trial name
- NCT05820438
- Testing
- Electromyography
- Where
- Italy
- Volunteers
- 34 people
- Sponsor
- University of Pavia
Obstructive Sleep Apnea
Severe Label Expansion for EVO Products Trial
Title: Severe Label Expansion for EVO Positioner (SLEEP) Study Description: Single-arm study to determine the safety and effectiveness of treating severe obstructive sleep apnea using the EVO Sleep and Snore Device (ProSomnus…
- Trial name
- SLEEP (NCT07090395)
- Testing
- EVO Sleep and Snore Device
- Where
- 2 sites in United States
- Volunteers
- 49 people
- Sponsor
- ProSomnus Sleep Technologies
Maxillary Deficiency, Cleft Lip and Palate
Evaluation of Maxillary Expansion Using Clear Aligners' Therapy in Patients With Cleft Lip and Palate at the Mixed Dentition Stage
The goal of this clinical trial is to learn if the aligners can expand upper dental arch in patients with cleft lip and palate at age of 6-8 years old to correct their collapsid archs.
- Trial name
- Pilot (NCT06994754)
- Testing
- clear aligners
- Where
- Egypt
- Volunteers
- 10 people
- Sponsor
- Cairo University
Maxilla; Hypoplasia
Transverse Maxillary Expansion With a Segmental Le Fort I Osteotomy or Surgically Assisted Rapid Maxillary Expansion (SARME)
To assess transverse dental and skeletal expansion and stability after SLFIO with no fixation of the palatal vault compared to stabilization of the palatal vault with an autogenous bone block graft or fixation of the palatal…
- Trial name
- NCT03511989
- Testing
- Bone borne distractor, Tooth borne distractor, Segmental LF1 Osteotomy group 1
- Where
- Denmark
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Aalborg University Hospital
Overbite (Excessive) Horizontal
Study the Effect of Upper Expansion Appliances on Lower Jaw Forward Projection/Growth
Young children with backward positioned lower jaw/chin will be recruited to have an upper jaw expansion appliance. Previous research showed that the use of similar appliances can lead to lower jaw forward growth.
- Trial name
- NCT03286569
- Testing
- Upper arch Wilson quadhelex appliance
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Alberta
Malocclusion, Angle Class II, Malocclusion
Mandibular Response After Maxillary Orthopedic Expansion in Class II Growing Subjects
the effectiveness of RME (Rapid Maxillary Expander) on the sagittal dental or skeletal parameters is still controversial because very little has been written regarding the behavior of antero-posterior mandibular changes in Class…
- Trial name
- NCT03159962
- Testing
- Bonded RME (Rapid Maxillary Expander) appliance, Banded RME (Rapid Maxillary Expander) appliance
- Where
- Italy
- Volunteers
- 30 people
- Sponsor
- University of Rome Tor Vergata
Palatal Expansion Technique, Malocclusion
Comparison Between Two Rates of Activation of Miniscrew-Supported Upper Jaw Expander in Adolescents
Miniscrew-supported maxillary expanders provide advantages over conventional tooth-supported expanders. However, there is no consensus in the literature regarding their activation protocol.
- Conditions
- Palatal Expansion Technique, Malocclusion, Posterior Crossbite, Maxillary Hypoplasia
- Trial name
- NCT04225637
- Testing
- Miniscrew-Supported Maxillary Expander- Slow activation, Miniscrew-Supported Maxillary Expander- Rapid activation
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Alexandria University
Obstructive Sleep Apnea Syndrome
Management of Obstructive Sleep Apnea (OSA) in Children and Maxillary and Mandibular Development
Assessment of the association of maxillary expansion using a rapid palatal expansion, use of a mandibular advancement appliance (MGA™) and of a device allowing sleep in a semi-seated position (Yoobreath™) in patients with…
- Trial name
- SAOS (NCT03267927)
- Testing
- Rapid palatal expansion, MGA™ system, Yoobreath™ system
- Where
- France
- Volunteers
- 4 people
- Sponsor
- Rennes University Hospital
Maxillary Hypoplasia
Maxillary Segment Tipping During Transpalatal Distraction
The investigator proposes a multi-centre study to investigate tipping of teeth, bringing into consideration the height of the osteotomy line and the height and placement of the transpalatal distractor as possible factors.
- Trial name
- NCT04041388
- Testing
- Conebeam CT
- Where
- Belgium
- Volunteers
- 200 people
- Sponsor
- Universitair Ziekenhuis Brussel
Complete Edentulism
Effect of Mini Implants Supported Over Dentures Versus Conventional Implant After Bone Expansion
The better form of ridge will provide using wider implants that can have better abilities to with stand forces and to prevent alveolar bone loss as much as possible.
- Trial name
- NCT03326453
- Testing
- Mini dental implant
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Cairo University
Alveolar Process Atrophy
Evaluation of a Combined Ridge Expansion Technique With Simultaneous Dental Implant Placement
Patients with long span, narrow edentulous ridge in the posterior mandible underwent piezotomed ridge splitting and osseodensification with simultaneous implant placement.
- Trial name
- NCT05685576
- Testing
- Piezotomed ridge splitting and osseodensification
- Where
- Egypt
- Volunteers
- 8 people
- Sponsor
- Lydia Nabil
Maxillary Hypoplasia
Orthodontic Retention on the Maxillary Stability After SARME Using Laser Scanner
The objective of this study was to evaluate the effect of the orthodontic retainer on transverse maxillary dental and skeletal stability after SARME.
- Trial name
- NCT01770782
- Testing
- Surgically Assisted Rapid Maxillary Expansion (SARME), Laser Scanner
- Where
- Brazil
- Volunteers
- 30 people
- Sponsor
- Max Domingues Pereira