Clinical trials: Mandibular Expansion
Apnea, Airway Obstruction, Nasal
Upper Airway's Pressure Drop Analyses After Mandibular Advancement and Maxillary Expansion
Breathing is a crucial function for everyone. Breathing impairment in children could lead to behavioral and cognitive problems at least.
- Conditions
- Apnea, Airway Obstruction, Nasal, Mandible Small, Maxillary Hypoplasia
- Trial name
- NCT04190953
- Testing
- Twin block then Hyrax, Hyrax then Twin block
- Where
- Canada
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Alberta
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
Atrophic Maxillary Ridge and Mandibular Ridge
Prosthetic Rehabilitation of Thin Wiry Ridge by Ridge Splitting and Simultaneous Implants Placement
evaluates the success of prosthetic rehabilitation of thin wiry ridge and implants placed simultaneously in splitted ridge both clinically and radiographically.
- Trial name
- implant (NCT06274476)
- Testing
- implant placement
- Where
- Egypt
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Cairo University
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
Malocclusion, Maxillar Hypoplasia
Comparison of 2 Techniques of Surgically Assisted Rapid Maxillary Expansion
This study evaluates 2 Techniques of Surgically Assisted Rapid Maxillary Expansion (SARME) in the treatment of maxillary transverse deficiency.
- Conditions
- Malocclusion, Maxillar Hypoplasia, Transverse Maxillary Deficiency
- Trial name
- SARME (NCT03503448)
- Testing
- Osteotomy between the maxillary central incisors, Osteotomy between the maxillary lateral incisors and canines
- Where
- Brazil
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Hospital Universitario Pedro Ernesto
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
Expansion of Maxillary Arch, Maxillary Hypoplasia
Dentoskeletal Changes Expansion Using Invisalign Versus Conventional Expander
Cbct evaluation of dentoskeletal changes after expansion using Invisalign versus conventional expander
- Trial name
- NCT05899530
- Testing
- Invisalign, Conventional expander
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
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
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
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