Clinical trials: All-on-4
Dental Implants, Dental Materials
Hybrid Polyetheretherketone (PEEK)-Acrylic Resin Prostheses and the All-on-4 Concept for Full Arch Rehabilitation
It is necessary to evaluate the outcome of implant supported fixed prosthetic rehabilitations using peek material. To test this, the study design to be used will be a prospective single cohort to evaluate the long term outcome of…
- Conditions
- Dental Implants, Dental Materials, Mandible, Prosthesis Survival
- Trial name
- AO4PEEKDev (NCT04446078)
- Testing
- PEEK- acrylic resin prosthesis supported by 4 dental implants
- Where
- Portugal
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- Malo Clinic
Edentulous Jaw
Full Arch Rehabilitations Through the Contemporary All-on-4 Concept
It is necessary to generate more evidence on the outcome of contemporary protocols for full-arch rehabilitations supported by implants in immediate function in areas with limited quantity and density bone.
- Trial name
- AO4ContProt (NCT04769921)
- Testing
- dental implants and abutments from Nobel Biocare
- Where
- Portugal
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- Malo Clinic
Prosthesis Survival
Hybrid PEEK-Acrylic Resin Prostheses and the All-on-4 Concept for Full-Arch Rehabilitation - Routine Group
The goal of this observational study is to evaluate the outcome of a Poly-ether-ether-ketone - acrylic resin prosthesis for full-arch rehabilitation of the atrophic maxillae through the All-on-4 concept after five years of…
- Trial name
- AO4PEEKRG (NCT05589493)
- Testing
- Prosthetic full-arch rehabilitation using a PEEK-acrylic resin prosthesis
- Where
- Portugal
- Volunteers
- 39 people
- Sponsor
- Malo Clinic
Prosthesis Survival
PEEK Prostheses in the All-on-4 Concept Using Zygomatic Implants for Full-arch Rehabilitation.
The goal of this study is to evaluate the outcome of a Poly-ether-ether-ketone - acrylic resin prosthesis for full-arch rehabilitation of the atrophic maxillae through the All-on-4 Hybrid concept (standard and zygomatic implants)…
- Trial name
- PEEKPilotZyg (NCT05589545)
- Testing
- Prosthetic full-arch rehabilitation using a PEEK-acrylic resin prosthesis
- Where
- Portugal
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Malo Clinic
Edentulous Mandible
"Comparative Study of Supra-Structure Materials in Full-Arch Implant Prosthetics: a Randomized Clinical Trial"
after the implants' osseointegration period (4 months), digital scans will be taken for the implant positions and the STL files will be stored and sent for the CAD software to design a full arch restoration.
- Trial name
- CSDSMDA (NCT06673355)
- Testing
- dental implant prosthesis
- Where
- Egypt
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Misr University for Science and Technology
Bone Loss in Jaw
Mandibular Overdentures vs All-on-4 With PEEK
This study compares long-term peri-implant outcomes between two mandibular full-arch rehabilitation approaches-four-implant-retained overdentures and All-on-4 fixed prostheses-when both are fabricated with polyetheretherketone…
- Trial name
- NCT07137533
- Testing
- Mandibular Four-Implant-Retained Overdenture (PEEK Framework); Mandibular All-on-4 Fixed Prosthesis (PEEK Framework)
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Menoufia University
Failure, Prosthesis, Dental Prosthesis, Implant-Supported
Clinical Performance of All-on-4 PEEK and Conventional Prostheses
The all-on-4 treatment approach for completely edentulous mandible is a proven concept. However, there are still issues regarding the use of metal substructure to support the prostheses such as allergy, metallic taste, and…
- Conditions
- Failure, Prosthesis, Dental Prosthesis, Implant-Supported, Survival, Prosthesis, Complete Edentulism
- Trial name
- NCT06388395
- Testing
- Accuracy of full-arch surgical guides, Survival and complications of the prostheses, Survival and complications of the implants
- Where
- United Arab Emirates
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Sharjah
Edentulous Patients
Immediate and Flapless Full-arch Rehabilitation of Edentulous Jaws
The study involved 28 edentulous patients (20 female/8 males; average age of 67.75± 8.627 years) rehabilitated with 33 prostheses (17 all-on-4/16 all-on-6) supported by 164 implants.
- Trial name
- NCT05307029
- Testing
- rehabilitation with fixed full-arch prosthesis
- Volunteers
- 28 people
- Sponsor
- University of Roma La Sapienza
Edentulous Mouth
Digital vs Analog Impression in Cases of All-on-4 - Prosthesis
Fifty six patients were randomly enrolled in the study. Participants were randomly stratified into two control groups and two test groups, from which conventional pick up and digital impressions were made respectively.
- Trial name
- NCT04475913
- Testing
- DIG Axial, DIG Tilted, CIG Axial
- Where
- Egypt
- Volunteers
- 56 people
- Sponsor
- October University for Modern Sciences and Arts
Evaluate the Immediate Loading Implants in All on 4 Cases Using Conversion Denture and OT Bridge System
Splinted and Unsplinted OT Bridge Systems in Screw Retained Implant Restoration
Evaluation of Bone level changes around dental implants in All on 4 cases with immediate loading using conversion denture and OT Bridge system either splinted or not
- Trial name
- OTBS (NCT05031156)
- Testing
- Splinting of OT Bridge system
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Cairo University
Edentulism, All-on-4
Dynamic Postural Balance and Masticatory Efficiency in Edentulous Patients With All-on-4 Prostheses
Title: Correlation Between Dynamic Postural Balance and Masticatory Efficiency in Edentulous Patients Rehabilitated with All-on-4 Fixed Prostheses Background: Total tooth loss (edentulism) alters sensory feedback from the mouth…
- Conditions
- Edentulism, All-on-4, Masticatory Efficiency, Dynamic Postural Balance
- Trial name
- NCT07873983
- Testing
- All-on-4 Fixed Implant-Supported Prosthetic Rehabilitation
- Where
- Egypt
- Volunteers
- 16 people
- Sponsor
- Beni-Suef University
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
Edentulism, Postural Balance
Correlation Between Dynamic Postural Balance and Masticatory Efficiency in Completely Edentulous Patients Rehabilitated With All-on-4 Fixed Prostheses
he goal of this interventional study is to evaluate the relationship between dynamic postural balance and masticatory efficiency in completely edentulous male participants aged 50 to 60 years who are rehabilitated with maxillary…
- Conditions
- Edentulism, Postural Balance, Masticatory Performance
- Trial name
- NCT07867145
- Testing
- All-on-4 Fixed Implant-Supported Prosthesis
- Where
- Egypt
- Volunteers
- 16 people
- Sponsor
- Reham alaa El sharabasy
Edentulous Jaw
The Effect of Implant-supported Prosthesis on Acoustic Voice Quality
The primary aim of this study was to compare the acoustic sound quality of edentulous patients rehabilitated with two-implant overdentures or the all-on-4 concept.
- Trial name
- NCT05692609
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Marmara University
Bone Loss
CAD-CAM PEEK Framework for All-on-4 Implants
This study was conducted to evaluate the clinical peri-implant soft tissue changes during the first year after occlusal loading and the ridge base relation after 3 years for mandibular computer-aided design and computer-aided…
- Trial name
- NCT06017596
- Testing
- PEEK framework
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Passivity of Co-Cr Full-arch Maxillary Prostheses Via IOS
Passivity of Full-Arch Co-Cr Maxillary Prostheses Using IOS
Statement of the problem: Accurate digital scans of edentulous patients is challenging due to the absence of anatomic landmarks and geometric variations along the dental arch.
- Trial name
- NCT07370701
- Testing
- Open tray impression technique, Auxiliary Geometric Device (M600), Auxiliary Geometric Device (PS)
- Where
- Egypt
- Volunteers
- 7 people
- Sponsor
- Ain Shams University
Complete Edentulism
Titanium Versus Nano-Carbon CAD/CAM Frameworks for All-on-4 Implant Supported Hybrid Prosthesis.
This clinical study compares two CAD/CAM framework materials, titanium and nano-carbon fiber-reinforced composite, used in mandibular All-on-4 implant-supported hybrid prostheses.
- Trial name
- NCT07812363
- Testing
- Titanium CAD/CAM Framework, Nano-Carbon CAD/CAM Framework
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Mansoura University
Dental Prosthesis
Titanium Versus Soft Metal CAD/CAM Frameworks for All-on-4 Implant Supported Prosthesis
This study is aimed to compare between titanium framework and soft metal framework used for mandibular All-on-4 implant supported prosthesis.
- Trial name
- NCT06114966
- Testing
- CADCAM
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Satisfaction, Patient, Bite Force
PEEK Vs Titanium for All-on-4 Prosthesis
This crossover clinical study will examine the impact of the framework material of implant-supported prostheses on patient satisfaction and Oral Health-Related Quality of Life (OHRQoL) with mandibular All-on-4 implant…
- Trial name
- NCT06700733
- Testing
- PEEK prosthesis, Titanium prosthesis
- Where
- Egypt
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Complete Edentulism, All-on-4
OT-Bridge System Versus Multiunit Abutment for Mandibular All On-4 Screw Retained Prostheses.
This study aims to compare two different prosthetic systems used in mandibular full-arch implant-supported fixed prostheses (All-on-4).
- Conditions
- Complete Edentulism, All-on-4, Implant Supported Prosthesis, Multiunnit Abutments
- Trial name
- NCT07701200
- Testing
- OT-Bridge, Multiunit
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Mansoura University