Clinical trials: Maxillary Expansion
Thin Gingiva, Transverse Maxillary Deficiency
Evaluation of Geistlich Fibro-Gide ® and Autogenous Connective Tissue Graft Prior to Orthodontic Maxillary Expansion.
Teenage children and adults often undergo orthodontic treatment each year to improve their dental esthetics and chewing function. One common problem they present with is having a small maxilla compared to the mandible.
- Conditions
- Thin Gingiva, Transverse Maxillary Deficiency, Cross Bite
- Trial name
- NCT05295771
- Testing
- Gingival Phenotype Modification
- Where
- Canada
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Alberta
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
Posterior Cross Bite
Cone Beam Computed Tomography for Evaluating Corticotomy-assisted Maxillary Expansion
Maxillary expansion was performed for adult female patients suffering from maxillary constriction with bilateral posterior cross-bite using fixed Quad-helix appliance, for about 8 months.
- Trial name
- NCT02574117
- Testing
- flap with corticotomy and bone allograft
- Where
- Egypt
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Cairo University
Narrow Maxilla
Efficacy of Mini-implant Assisted Maxillary Expansion in Adolescents and Adults
Transverse maxillary deficiency is a common orthodontic issue, affecting around 10% of adults. Late adolescents and adults often require more force to expand the midpalatal suture due to its increased interdigitation.
- Trial name
- MARPE_1 (NCT06449014)
- Testing
- Mini-implants assisted maxillary expansion
- Where
- 2 sites in Belgium
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Erasme University Hospital
Maxillary Protraction in Class III Adolescent After Using (MSE)
Evaluation of Two Protocol of Maxillary Protraction in Class III Adolescent After Using (MSE)
The aim of this study of this study is to compare two protocol of maxillary protraction in class III adolescent after using (MSE) Alt-RAMEC vs conventional rapid palatal expansion using cone beam computed tomography (CBCT)
- Trial name
- NCT05489302
- Testing
- Maxillary skeletal expander with protraction face mask with Alt-RAMEC protocol., Maxillary skeletal expander with protraction face mask with conventional protocol
- Where
- Egypt
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Cleft Palate
Bone-borne Palatal Expander With Corticotomy for Cleft Palate Patients
The tooth-borne palatal expander has limitations in the subset of patients with scarred, constricted cleft palate. At times, although posterior expansion is successful, transverse expansion of the anterior palate (near the…
- Trial name
- NCT03837652
- Testing
- Use of bone-borne palatal expander & maxillary osteotomy
- Where
- Egypt
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Sarah Ahmed Sameh
Rapid Maxillary Expansion
MARPE-Associated Changes in Sleep and Airway
At the beginning of MARPE treatment (T1) and at the end of the 3-month consolidation phase (T2), patients will complete the teen-STOP-BANG questionnaire and the Pittsburgh Sleep Quality Index (PSQI) to assess the potential…
- Trial name
- NCT07031349
- Testing
- MARPE
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Konya Necmettin Erbakan Üniversitesi
Maxillary Expansion
3D-Printed Versus Laboratory-Fabricated Hyrax Expanders
Maxillary expanders are orthodontic appliances that are commonly used to expand the upper jaw. The purpose of this study will be to compare the effects produced by two different maxillary expanders in children 8-13 years old.
- Trial name
- NCT05743127
- Testing
- 3D-Printed Hyrax Expander, Conventional Laboratory Fabricated Hyrax Expander
- Where
- 2 sites in United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Ildeu Andrade Jr.
Alveolar Cleft
Partial Maxillary Expansion With Post Grafting Expansion vs. Pre Full Maxillary Expansion in Secondary Alveolar Cleft
Intermediate grafting with both pre- and post- grafting maxillary expansion with time span after grafting 6-8 weeks for consolidation and final retention for 3 months after finalization of expansion will get the advantages of…
- Trial name
- NCT05941988
- Testing
- pre grafting partial maxillary expansion with post grafting expansion
- Where
- Egypt
- Volunteers
- 20 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
Transverse Maxillary Deficiency
The Effects of Various Rapid Palatal Expansion Appliances on Dentoskeletal, Dentoalveolar, Nasal and Airway Resistance
This study aims to evaluate the effects of dentoalveolar, dentoskeletal, nasal resistance, and airway changes by applying rapid palatal expansion appliances in patients with maxillary constriction and the post-pubertal growth…
- Trial name
- NCT06009796
- Testing
- Tooth Tissue Borne Rapid Palatal Expansion, Tooth Bone Borne Rapid Palatal Expansion
- Where
- Turkey (Türkiye)
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- TC Erciyes University
Maxillary Expansion
Root Resorption After Maxillary Expansion
The aim of this study will to evaluate the root resorption after RME by hyrax and hybrid hyrax appliances by using of cone beam computed tomography .
- Trial name
- NCT06059807
- Testing
- maxillary expansion
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Transverse Maxillary Deficiency
Effectiveness of Four Mini-screws Supported Hyrax for Maxillary Expansion in Early Adulthood
This study aims to evaluate the Skeletal and Dento-alveolar expansion in adult patents using Four Mini-screws Supported Hyrax in compare with untreated control group.
- Trial name
- NCT06020183
- Testing
- Hybrid hyrax
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Cairo University
Transverse Maxillary Deficiency
Effectiveness of Two Mini-screws Supported Hyrax for Maxillary Expansion in Early Adulthood
The study aiming at evaluation of the Skeletal and Dento-alveolar expansion in adult patents using Two Mini-screws Supported Hyrax compared with untreated control group.
- Trial name
- NCT06130748
- Testing
- Hybrid Hyrax
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Cairo University
Maxillary Anomaly, Asymmetric Maxillary Arch (Disorder)
Effects of Asymmetric Rapid Maxillary Expansion on Dentoskeletal Structures in Mixed Dentition
The aim of this clinical trial was to determine the efficacy of a locked modified bonded acrylic rapid maxillary expansion appliance, also known as an asymmetric rapid maxillary expansion appliance (ARME), in patients with a true…
- Conditions
- Maxillary Anomaly, Asymmetric Maxillary Arch (Disorder), Cross Bite
- Trial name
- ARME (NCT06486324)
- Testing
- A locked modified acrylic bonded rapid maxillary expansion appliance (ARME)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Celal Irgin
Tooth, Impacted
Effect of Interceptive Strategies on the Clinical Outcome of Maxillary Impacted Canines
This study aims to investigate the effect of 3 randomly applied interceptive measures (slow maxillary expansion, extraction of deciduous canines and no intervention) on maxillary canine impaction in patients with early mixed…
- Trial name
- NCT05629312
- Testing
- Maxillary expansion, Extraction of deciduous upper canines
- Where
- Belgium
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Transverse Maxillary Deficiency, Maxillary Expansion
Three-dimensionally Printed Hyrax Versus Conventional Hyrax for Maxillary Arch Expansion in Adolescents
This clinical trial aims to compare the skeletal and dental effects of conventional Hyrax expanders and 3D-printed Hyrax expanders in adolescent patients with maxillary transverse deficiency.
- Trial name
- NCT07411092
- Testing
- Three dimensionally printed hyrax expander, Conventionally Fabricated Hyrax Expander
- Where
- Egypt
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Airway Obstruction
Maxillary Expansion Effects in Children With Upper Airway Obstruction
The most frequent causes of mouth breathers are the adenotonsillar hypertrophy. Adenotonsillectomy is the main choice for the elimination of the obstruction.
- Trial name
- NCT03004300
- Testing
- Rapid maxillary expansion, Adenotonsillectomy
- Where
- Brazil
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Universidade Federal de Goias
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
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