Clinical trials: Edentulous Maxilla
Prosthesis Durability
Edentulous Maxilla Opposed by 2-implant Mandibular Overdenture?
This within -subject study will be conducted to evaluate the proper number of unsplinted implants ;( three, four and five implants) for the edentulous maxilla opposed by mandibular two-implant overdentures.
- Trial name
- NCT06050213
- Testing
- Maxillary implant overdenture
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Edentulous Alveolar Ridge
Zero Echo Time MR for the Assessment of Maxillary Sinus and Dental Regions
The aim of this study is to evaluate the efficacy of zero echo time magnetic resonance imaging (ZTE MRI) as an ionizing radiation-free diagnostic method to evaluate both hard and soft tissues and maxillary sinus region before…
- Trial name
- ZTE-DENTAL (NCT06449443)
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
Evaluations, Diagnostic Self
Radiographic Evaluation of Bone Height Gain With Dental Implant Placed Simultaneously With Closed Sinus Lifting Using Hydraulic Lift Technique Versus Summers' Osteotome Technique in Posterior Edentulous Maxilla (RCT)
Radiographic evaluation of bone height gain with dental implant placed simultaneously with closed sinus lifting using hydraulic lift technique versus summers' osteotome technique in posterior edentulous maxilla (RCT)
- Trial name
- NCT04648514
- Testing
- Using of hydraulic lifter device for closed sinus lifting, patient satisfaction evaluation after using hydraulic lifter device
- Where
- Egypt
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Cairo University
Edentulous Jaw
Adjunctive Benefit of Xenograft Plus a Membrane During Sinus Crestal Approach
Patients in need for implant-supported restoration in maxillary posterior sites with insufficient residual bone height will be randomly allocated to two different arms.
- Trial name
- NCT04662333
- Testing
- Transcrestal approach for sinus lift, Xenograft application
- Where
- Italy
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- University of Siena
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
Edentulous Alveolar Ridge
Dimensional Changes in Single Crowns Supported by Short Transmucosal Implants With Diverging or Converging Neck Profiles in the Esthetic Zone
The goal of the present randomized clinical trial is to assess the long-term osseous and peri-implant soft tissue changes as well as the success rate of short implants (6 mm) with a converging collar with micro threads or a…
- Trial name
- NCT06006156
- Testing
- Dental implants placement
- Where
- Peru
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- ARDEC Academy
Edentulous
All-On-4® Treatment Concept
Indication : edentulous patients To evaluate and compare the marginal bone level change around tilted and straight NobelActive implants placed in healed sites with All-on-4-treatment concept after immediate function supporting…
- Trial name
- NCT02186912
- Testing
- Nobel Active, Nobel Procera IBO
- Where
- Germany
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Nobel Biocare
Jaw, Edentulous, Partially, Bone Resorption
Clinical and Radiographic Evaluation of UV-Treated Dental Implants With or Without Melatonin in the Upper Posterior Jaw
The purpose of this study is to evaluate and compare the clinical and radiographic outcomes of using photofunctionalized (UV-treated) dental implants with or without the application of melatonin hormone in the posterior maxilla…
- Conditions
- Jaw, Edentulous, Partially, Bone Resorption, Dental Implant Failure
- Trial name
- UV-MEL-IMPLANT (NCT07853976)
- Testing
- UV-Photofunctionalized Dental Implant, Conventional Dental Implant
- Where
- Egypt
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Healthy Volunteers With Severely Resorbed Jaws in Need of an Implant Supported Restoration
Extra Short Implants Brånemark System® RP Ø4.5x4.5 mm Implants
An extra short, 2-piece implant with a Brånemark hexagon interface was developed with a bone anchoring length of only 4.5 mm, for subjects with severely resorbed jaws.
- Trial name
- NCT02178891
- Testing
- extra short implant
- Where
- 2 sites in Germany
- Volunteers
- 144 people, healthy volunteers welcome
- Sponsor
- Nobel Biocare
Edentulous; Alveolar Process, Atrophy
Titanium Mesh Versus Collagen Membrane for Closure of Window in Maxillary Sinus Elevation With Implant Placement
Evaluation the amount of bone height gained when using titanium mesh in closing the lateral window of the sinus compared to collagen membrane.Evaluation the quality of new bone gained when using of the titanium mesh to close the…
- Trial name
- NCT03401554
- Testing
- titanium mesh, collagen membrane
- Where
- Egypt
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Cairo University
Completely Edentulous Maxilla, Implant Placement
Peri-Implant Marginal Bone Loss And Implant Stability In Maxillary Implant Overdenture When Using Osseodensification Versus Conventional Drills: A Randomized Clinical Trial
Is to compare between the conventional drills versus osseodensification drills for implant stability and peri-implant marginal bone loss in maxillary implant overdenture.
- Conditions
- Completely Edentulous Maxilla, Implant Placement, Maxillary Implant Overdenture
- Trial name
- NCT05559632
- Testing
- osteotomy for implant placement
- Where
- Egypt
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Cairo University
Alveolar Bone Loss, Bone Resorption
Outcome of Implant-supported Overdentures
The aim of this pilot study was to assess survival rates and peri-implant bone loss of two narrow-diameter titanium-zirconium implants supporting maxillary and mandibular overdentures during an observation time of 3 years.
- Conditions
- Alveolar Bone Loss, Bone Resorption, Dental Implants, Edentulous Maxilla
- Trial name
- NCT03777748
- Testing
- dental implants and stud attachments
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- RWTH Aachen University
Posterior Maxilla Edentulous Patients With Insufficient Alveolar Bone Height
Sinus Floor Elevation Using Separately Two Different Xenografts - A Prospective Randomized Clinical Trial
The purpose of this study is to compare the regenerative results of using separately two different xenografts after two-step sinus floor elevation.
- Trial name
- NCT01781221
- Testing
- Alpha-Bio's GRAFT Natural Bovine Bone, Bio-Oss xenograft
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- University Hospital of Cologne
Edentulous Mouth
Comparison of Conventional Versus 3-D Printed Complete Denture Regarding Retention, Accuracy, Elctromyographic Activity and Patient Satisfaction.
Analyzing and comparing the retention, accuracy, EMG and patient satisfaction of maxillary complete denture base fabricated by conventional and rapid prototyping techniques.
- Trial name
- NCT05834530
- Testing
- 3D Printed Complete Dentures
- Where
- Egypt
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Edentulous Maxilla
4 vs 6 Implants in Totally Edentulous Patient in Maxilla With Ti. Cad-cam Framework
The primary objective of the present study is to evaluate the marginal bone level changes occurring in total edentulous patients treated with six or four implants.
- Trial name
- NCT02405169
- Testing
- 4 vs 6 implant treatment in the maxilla
- Where
- Italy
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Institute Franci
Edentulous Posterior Maxilla
Comparison of Incidence Between Two Techniques
Sinus augmentation, also referred to as a sinus lift or a sinus graft, is an oral surgery procedure where bone is added to the upper jaw near the molars.
- Trial name
- NCT01832025
- Testing
- internal maxillary sinus floor elevation technique, external maxillary sinus floor elevation technique
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Tufts University
Complete Edentulism
Denture Retention of Intra-orally Scanned Versus Extra-orally Scanned Digitally Printed Maxillary Denture in Completely Edentulous Patients
The goal of this clinical trial is to evaluate denture retention in intra-orally scanned versus extra-orally scanned digitally printed maxillary dentures in completely edentulous patients. The main question is : 1.
- Trial name
- NCT07290322
- Testing
- Intaorally scanned methods, extraorally scanned methods
- Where
- Egypt
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Cairo University
Printed Dentures
Effect of Printing Layer Thickness on Growth of Candida Albicans in Completely Edentulous Patients Rehabilitated With 3D-Printed Maxillary Complete Denture Bases.
In completely edentulous patients rehabilitated with 3D-printed maxillary dentures bases, does the printing layer thickness affect candidal adherence and growth on the fitting surface of dentures.
- Trial name
- NCT07303530
- Testing
- printing layer thickness of denture
- Where
- 2 sites in Egypt
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Cairo University
Edentulous Jaw
Effect of Digital Versus Static Jaw Relation Record on Crestal Bone Changes Around Implants Supporting Maxillary Single Overdenture
patients will be equally and randomly divided into 2 groups. Each group contains seven patients: Digital Group: implant supported maxillary overdenture will be constructed using electronic facebow to record maxillo-mandibular…
- Trial name
- NCT06965517
- Testing
- Maxillary implant supported overdenture , Digital jaw relation group, Maxillary implant supported overdenture , Static jaw relation group
- Where
- Egypt
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Edentulous Jaw
In-Vivo Comparison of Different Impression Methods in Complete Edentulous Upper Jaw
In this study, it was aimed to compare the impressions taken with different impression techniques for the production of tissue-supported complete dentures from individuals with complete edentulous upper jaws.
- Trial name
- NCT06400277
- Testing
- Edentulous maxilla final impression for complete denture
- Where
- Turkey (Türkiye)
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Hacettepe University