Clinical trials: Maxilla
Edentulous Alveolar Ridge in the Aesthetic Zone
Aesthetic Outcomes of Single Tooth Implant-supported Restorations in the Anterior Maxilla With Either White Zirconia or Fluorescent White Zirconia Abutments
This study aims to answer the question whether the use of a fluorescent layer over white zirconia abutments will improve the aesthetic outcomes of implant borne single-tooth restorations when compared to the use of non-layered…
- Trial name
- NCT05475249
- Testing
- Implant placement and prothesis made with different types of abutment
- Where
- Spain
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Universidad Complutense de Madrid
Sinus Floor Augmentation, Maxillary Sinus
Prospective Evaluation of Anorganic Bovine Bone Mineral Versus Calcium Phosphosilicate Alloplastic Bone Putty in Direct Sinus Augmentation: a Spilt-mouth Study
The purpose of this split-mouth clinical study is to evaluate the clinical, radiographic and histological outcomes of lateral window sinus augmentation with a bovine xenograft or a CPS putty bone substitute in posterior maxillary…
- Trial name
- NCT01942304
- Testing
- Calcium phosphosilicate alloplastic bone putty in direct sinus augmentation, Anorganic bovine bone mineral in direct sinus augmentation
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- University of Minnesota
Denture Retention, Complete Dentures
Retention of Maxillary Complete Dentures Modified With Titanium Dioxide Nanoparticles: A Randomized Crossover Clinical Trial.
This study investigates the effect of the addition of titanium dioxide nanoparticles to denture base materials on their retention compared to that of the unmodified denture base materials.
- Trial name
- NCT04991064
- Testing
- Complete denture base modified by Titanium dioxide nanoparticles.
- Where
- Egypt
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Cairo University
Bone Resorption Disorder
Guided Bone Regeneration in Atrophic Anterior Maxillary Ridges
This study is aiming to evaluate clinically, radiographically ,and histologically GBR using collagen membrane in combination with a mixture of ABBM and autogenous particulated bone compared to collagen membrane with ABBM in…
- Trial name
- NCT03731416
- Testing
- GBR by xenograft and autogenous bone
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Cairo University
Chronic Sinusitis
Randomized Evaluation of Maxillary Antrostomy Versus Ostial Dilation Efficacy Through Long-Term Follow-Up
The objective of this study is to show that long-term symptom improvement after sinus balloon dilation is not worse than symptom improvement after functional endoscopic sinus surgery (FESS) and that fewer postoperative…
- Trial name
- REMODEL (NCT01525849)
- Testing
- Balloon Sinus Dilation, Functional Endoscopic Sinus Surgery
- Where
- United States
- Volunteers
- 151 people
- Sponsor
- Entellus Medical, Inc.
Horizontal Ridge Deficiency
Assessment of GBR in Augmentation of Horizontally Atrophic Maxillary Ridge Using Collagen Membrane Versus Using Titanium Mesh
this study is aiming to Assess postoperative complications and bone quality and quantity in augmentation of horizontally atrophic maxillary ridge using a 1:1 mixture of autograft and xenograft particulate bone covered with…
- Trial name
- NCT03635658
- Testing
- titanium mesh, collagen membrane (Sausage technique)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Computer-Assisted Surgery
Effect of Face Scanning on Accuracy of Dental Implant Placement in Fixed Implant Supported Maxillary Prostheses
The study will compare the accuracy of surgical guides fabricated by two different scanning protocols; facially driven scanning versus dual scanning protocol regarding the deviation of implant placement.
- Trial name
- NCT06001515
- Testing
- Dual scan protocol, triple scan protocol
- Where
- Egypt
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Dental Implant, Tooth Loss
Flap Vs Flapless Technique for Delayed Implant Placement in the Maxillary Esthetic Zone
This randomized comparative clinical trial aims to evaluate the clinical, radiographic, and esthetic outcomes of flap versus flapless techniques for delayed dental implant placement in the maxillary esthetic zone.
- Conditions
- Dental Implant, Tooth Loss, Partial Edentulism, Maxillary Tooth Loss
- Trial name
- NCT07654452
- Testing
- Flap Implant Placement, Flapless Implant Placement
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Suez Canal University
Horizontal Alveolar Ridge Augmentation
Four Different Guided Bone Regeneration Strategies for Horizontal Ridge Augmentation in the Maxillary Esthetic Zone With Simultaneous Implant Placement: a Randomized Clinical Trial
This randomized clinical trial aims to evaluate and compare the clinical and radiographic outcomes of four different bone regeneration strategies for horizontal alveolar ridge augmentation with simultaneous dental implant…
- Trial name
- NCT07885748
- Testing
- Titanium Mesh-Guided Bone Regeneration, Extended Sticky Bone Augmentation, Medpark Bone Graft Augmentation
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Mansoura University
Maxillary Retrusion
Radiological Evaluation of Anterior Maxilla For Immediate Implant Placement
According to the literature age and gender may be associated with differences in skeletal size, anatomy and architecture in humans.
- Trial name
- NCT07133503
- Testing
- radiological evaluation
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 278 people, healthy volunteers welcome
- Sponsor
- TC Erciyes University
Orthognathic Surgical Procedures, Patient Specific Implant
Maxillary Positioning in Orthognathic Surgery
Patient that need corrective Jaw Surgery went into Maxillary Positioning in one of two groups either Maxilla Fixed using occlusal waver or PSI
- Trial name
- NCT07671794
- Testing
- Maxillary Orthognathic Surgery
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
Platelet-rich Fibrin
Effect of Injectable Platelet-rich Fibrin on the En Masse Retraction of Maxillary Anterior Teeth
The aim of this study is to investigate the effect of local injection of injectable platelet rich fibrin (i-PRF) on the rate of orthodontic en masse retraction of anterior teeth clinically and to report any associated pain as…
- Trial name
- NCT05608356
- Testing
- injectable platelet rich fibrin(i-prf)
- Where
- Egypt
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Cairo University
Trigeminal Neuralgia, Headache Disorders
Trigeminal Ganglion RFT vs Maxillary/Mandibular PRF in the Treatment of Trigeminal Neuralgia
Trigeminal ganglion (TG) radiofrequency thermocoagulation (RFT) and ultrasound (US)-guided maxillary or mandibular (max/mand) pulsed radiofrequency (PRF) are two interventional procedures for the treatment of trigeminal neuralgia…
- Trial name
- NCT06366139
- Testing
- Radiofrequency thermocoagulation of the trigeminal ganglion, Maxillary/Mandibular nerve pulsed radiofrequency
- Where
- Turkey (Türkiye)
- Volunteers
- 44 people
- Sponsor
- Diskapi Teaching and Research Hospital
Dental Implants, Humans
Atraumatic Zirconia Abutment Versus Customized Composite Healing Abutment in Maxilla or Mandible.
40 patients are included in the study, 20 patients in group 1 (=closure with composite material shaper; test group) and 20 patients in group 2 (=closure with custom-made zirconia oxide abutment; control group).
- Conditions
- Dental Implants, Humans, Dental Implants, Single-Tooth, Male
- Trial name
- NCT05748379
- Testing
- Kompozite closure, Individual abutment
- Where
- Latvia
- Volunteers
- 44 people
- Sponsor
- SIA Adenta
Impacted Canines
2D Versus 3D Radiographs in the Localization of Upper Impacted Canines
Seventeen patients diagnosed with the extraction-based treatment of impacted maxillary canines will be included in this study. Each patient will undergo conventional 2D radiography including panoramic, and lateral cephalometric…
- Trial name
- NCT05745766
- Testing
- Panoramic and lateral cephalometric radiography, Cone beam computed tomography, Surgery
- Where
- Syria
- Volunteers
- 17 people
- Sponsor
- Damascus University
Orthodontic Appliance Complication
Effect of Clear Aligner Attachment Size on Extrusion of Maxillary Lateral Incisors
Orthodontic treatment has been revolutionized by clear aligner therapy, offering patients a more esthetic and comfortable alternative to traditional braces. In 1999, Align Technology introduced Invisalign.
- Trial name
- NCT06814262
- Testing
- Corresponding treatment order in the prescription with Align Technology, Superimposition of final and initial positions of lateral incisors: Predicted model, Superimposition of final and initial positions of lateral incisors: Gingivally beveled 1x1x3mm aligners
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- Virginia Commonwealth University
Orthodontic Appliance Complication
Evaluation of Maxillary Canine Retraction Assisted With Two Different Methods of Low-Intensity Pulsed Ultrasound
The current clinical study will be done for evaluation of maxillary canine retraction assisted with application of two different methods of low-intensity pulsed ultrasound.
- Trial name
- NCT05692817
- Testing
- Low-Intensity Pulsed Ultrasound
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Ammar Kasem Alzoubi
Piezotome, Implant-supported Single Crowns
Piezotome Atraumatic Tooth Extraction And Immediate Implant Placement In Maxillary Anterior Region
Tooth extraction is critical for dental treatment complications followed by immediate implant placement to restore the extracted tooth .
- Trial name
- NCT07041879
- Testing
- maxillary anterior teeth atraumatically extracted with piezotome extraction kit, and subsequent immediate implant placement, maxillary anterior teeth atraumatically extracted with periotome, and subsequent immediate implant placment
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Alexandria University
Oral Surgical Procedures, Surgery, Oral
Standardized Osteotomy Guides for Free Flap Reconstruction of Continuous Defects of the Jaws - a Simplified Method
The aim of the present project is to evaluate the outcome from reconstruction of the jaws, with a standardized simplified technique, after a continuous defect.
- Conditions
- Oral Surgical Procedures, Surgery, Oral, Mandibular Reconstruction
- Trial name
- NCT05715359
- Testing
- Reconstruction
- Where
- Sweden
- Volunteers
- 200 people
- Sponsor
- Lund University Hospital
Caries, Dental
Anterior Zirconia vs. Resin Strip Crowns
This study is comparing the effectiveness of two different dental crown fillings (resin crowns and zirconia crowns) for primary front teeth (incisors).
- Trial name
- NCT03889535
- Testing
- Resin strip crowns, Zirconia crowns
- Where
- Canada
- Volunteers
- 59 people
- Sponsor
- The Hospital for Sick Children