Clinical trials: Dimensional Changes, open to volunteers
Malocclusion, Canine Retraction
Comparing Ligation Methods During Canine Retraction Stage Using Conventional Brackets
The goal of this Randomized Controlled Trial (RCT) is to determine the most effective way to tie the main wire to the regular orthodontic brackets during the stage of orthodontic treatment where the canines are retracted.
- Trial name
- NCT07063186
- Testing
- Group A - Elastomeric power chain on all bracket wings., Group B - Stainless steel ligatures with elastomeric power chain placed over all bracket wings., Group C - Elastomeric modules on mesial wings and power chain on distal wings.
- Where
- Malaysia
- Volunteers
- 60 people
- Sponsor
- International Islamic University Malaysia
Maxillary Transverse Deficiency
Three-Dimensional Facial Soft Tissue Changes and Clinical Perception Following MARPE
This prospective, controlled observational study aims to evaluate three-dimensional (3D) facial soft tissue changes following miniscrew-assisted rapid palatal expansion (MARPE) and determine whether these changes are clinically…
- Trial name
- NCT07858370
- Testing
- Miniscrew-Assisted Rapid Palatal Expansion (MARPE)
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people
- Sponsor
- Adiyaman University
Insufficient Keratinized Gingiva
Three-dimensional Changes in Free Gingival Grafts Around Dental Implants
The purpose of this study is to evaluate the stability of the free gingival graft dimensions around dental implants and to compare three-dimensional changes according to smoking status.
- Trial name
- NCT06399198
- Testing
- Free gingival graft
- Where
- Turkey (Türkiye)
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Biruni University
Dimensional Changes, Bone Density
Topic Simvastatin for Bone Regeneration
The goal of this clinical trial is to evaluate the efficacy of topical application of simvastatin in bone regeneration in the maxillae, in the reduction of dimensional bone changes, using mandibular third molar surgery as a model…
- Trial name
- SM (NCT07031778)
- Testing
- Simvastatin, Simvastatin 10 mg
- Where
- Spain
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Universidad de Granada
Gingival Recession
Dimensional Changes: Randomized Clinical Trial
The goal of this clinical trial is to evaluate the dimensional changes in the short and long-term in patients with thin gum tissues who have gum grafts placed on either denuded bone or gum grafts placed on a bone with some…
- Trial name
- NCT05684068
- Testing
- Gum Graft Placed on Denuded Bone, Gum Graft Placed on Split Thickness Periosteal Bed Preparation
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Iowa
Dimensional Changes After Tooth Extraction, Tooth Extraaction
Alveolar Ridge Preservation Using Autogenous Whole Tooth Graft With 1 %Metformin :A Randomized Controlled Clinical Trial
This study describes a technique used to preserve the bone dimensions after the tooth extraction inorder to facilitate later on the dental implant placement
- Conditions
- Dimensional Changes After Tooth Extraction, Tooth Extraaction, Socket Preservation
- Trial name
- NCT07086859
- Testing
- TEST 1, Control
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Cairo University
Extraction Sites After Removal and Bone Replacement Grafting at Extraction Sockets of Dentally Hopeless Single-rooted Teeth
To Compare Post-Extraction Use of a Novel Ethylenediaminetetraacetic Acid (EDTA) Post-operative Mouth Rinse and Daily Use EDTA Mouth Rinse and Standard 0.12% Chlorhexidine (CHX) Post-operative Mouth Rinse and Daily Use Essential Oil (EO) Mouth Rinse.
This study will compare commercially available, commonly used mouth rinses (0.12% chlorhexidine (CHX) vs. Ethylenediaminetetraacetic acid (EDTA)) for immediate post-operative and daily antiseptic use after tooth extraction and…
- Trial name
- NCT07191262
- Testing
- 0.12% CHX and Essential Oil mouthrinse, 2.6% EDTA and 0.2% EDTA mouth rinse
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Hopeless Tooth
Assessment of Dimensional Changes Following Grafting With Microfragmented Adipose Tissue Loaded on Allograft on Ridge Preservation
Evaluation of maxillary alveolar ridge changes (bone quantity and quality as revealed by radiographic and Histomorphometry ) utilizing microfragmented adipose tissue loaded on allograft versus allograft only for maxillary…
- Trial name
- NCT06636461
- Testing
- microfragmented adipose tissue loaded on allograft
- Where
- Egypt
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Cairo University
Orthodontic Retainers
Biological Reaction of Direct 3d Printed Retainers
The aim of this study will be to evaluate the biological reaction of direct three dimensional printed retainers. Primary objective is to evaluate bacterial growth and color stability between different thicknesses of 3d printed…
- Trial name
- NCT07098325
- Testing
- retainer with .5 mm thickness, retainer with 1 mm thickness
- Where
- Egypt
- Volunteers
- 26 people
- Sponsor
- Al-Azhar University
Peri-implant Bone and Soft Tissues
Dimensional Changes of Peri-implant Tissues Following Jumping Gap Grafting Using Erythropoietin Gel Mixed With Xenograft.
This study will be conducted to compare the effect of Erythropoietin gel mixed with xenograft versus xenograft alone in grafting the jumping gap around immediate implant.
- Trial name
- NCT07523412
- Testing
- Erythropoetin gel mixed with xenogenic bone graft, Xenogenic bone with gelling aget CMC ( carboxymethyl cellulose)
- Where
- Egypt
- Volunteers
- 26 people
- Sponsor
- Ain Shams University
Malocclusion; Displaced Teeth
3-D Evaluation of Alveolar Bone Changes and Root Resorption After Traction of Buccally Displaced Maxillary Canines
This clinical study used CBCT images to investigate the alveolar bone changes and root resorption in unilateral buccally displaced maxillary canines and adjacent teeth before and after orthodontic traction of unilateral BDMCs.
- Trial name
- BDMC (NCT07399197)
- Testing
- T-loop, Piggyback double wire
- Where
- Yemen
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Sana'a University
Dimensional Changes, Bone Density
Osteoimplant and Bone Healing
In view of the above and the possible improvements in terms of postoperative morbidity and tissue repair in oral surgery, this study is justified, the general objective of which would be: 'To evaluate the efficacy of…
- Trial name
- Osteocic (NCT06664060)
- Testing
- osteoimplant
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Universidad de Granada
Overweight and Obesity
Weight Loss Goals and Satisfaction Survey
The goal of this observational survey pilot study is to learn how 3D visualization tools (i.e., personalized avatars) influence weight loss goals, satisfaction, confidence, and commitment compared to numerical weight outcomes in…
- Trial name
- NCT07541872
- Testing
- Personalized 3D Body Visualization
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Connective Tissue Graft, Volume Collagen Matrix Xenograft
Volumetric Dimensional Changes After Surgical Pontic Site Development Procedures With Connective Tissue Graft or Collagen Matrix
The aim of this research project is to compare two surgical procedures to improve soft tissue volume. Both procedures have already been validated, but despite their great clinical relevance, little data exists in the literature.
- Trial name
- NCT06335628
- Testing
- Geistlich Fibro-Gide®
- Where
- Switzerland
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- University of Bern
Alveolar Ridge Augmentation, Bone Substitutes
Alveolar Ridge Preservation (ARP) Study Using Alloplastic Biomaterial and a Resorbable Synthetic Membrane. A Digital Workflow (CBCT/Scanner) Evaluates Hard and Soft Tissue Volumetric Changes at 4 Months, Validating Support for the Gingival Phenotype and Buccal Bone Plate.
The dimensional collapse of the alveolar ridge following tooth extraction represents a critical challenge for implant rehabilitation.
- Conditions
- Alveolar Ridge Augmentation, Bone Substitutes, Guided Tissue Regeneration, Periodontal, Cone-Beam Computed Tomography
- Trial name
- NCT07879495
- Testing
- Alveolar Ridge Preservation using a synthetic alloplastic bone substitute and a resorbable polymer membrane, Minimally invasive flapless tooth extraction followed by unassisted spontaneous healing
- Volunteers
- 28 people
- Sponsor
- Universidad Católica San Antonio de Murcia
Anorexia in Adolescence, Anorexia Nervosa
3-Dimensional Optical Scanning to Assess and Monitor Malnutrition in Eating Disorders (3D-ED) Study
People with anorexia nervosa often become medically unstable because of severe malnutrition and require hospitalization for nutritional rehabilitation.
- Conditions
- Anorexia in Adolescence, Anorexia Nervosa, Anorexia Nervosa, Atypical, Anorexia Nervosa, Binge Eating/Purging Type
- Trial name
- 3D-ED (NCT07726524)
- Where
- 2 sites in United States
- Volunteers
- 90 people
- Sponsor
- University of California, San Francisco
Dimensional Changes
Analyzing the Effect of Disinfection Additives on the Linear Dimensional Stability of Dental Alginate Impressions: A Quasi-Experimental Comparative Study
This quasi-experimental comparative study investigates the effects of incorporating various self-disinfecting agents-0.2% Chlorhexidine (CHX), 1% Chitosan solution, 0.2% Silver Nitrate (AgNO3), green-synthesized Silver…
- Trial name
- NCT06899672
- Testing
- Alginate mixed with distilled water, 0.2% Chlorhexidine + Alginate, 1% Chitosan + Alginate
- Volunteers
- 96 people
- Sponsor
- Altamash Institute of Dental Medicine
Immediate Implants
Dimensional Changes Following Immediate Implant Placement in Molar Extraction Sockets With or Without Bone Graft
Statement of problem: The majority of studies on immediate implant placement are related to the maxillary esthetic zone. Literature concerning Immediate implant placement in the posterior region is scarce.
- Trial name
- NCT06207617
- Testing
- Immediate implant placement + customized healing abutment, Immediate implant placement + xenogeneic bone graft material + customized healing abutment
- Where
- Egypt
- Volunteers
- 28 people
- Sponsor
- Misr International University
Dental Health, Space Maintainer
Evaluation of Band-Loop Space Maintainers Produced With Three-Dimensional Printer and Conventional Technique
Our research is planned as a randomised clinical trial. The main aim of our study is to evaluate the clinical success of band and loop space maintainers produced by three-dimensional printer and conventional technique and the…
- Conditions
- Dental Health, Space Maintainer, Pediatric Dentistry, 3D Printing
- Trial name
- NCT06798090
- Testing
- Band and Loop Space Maintainer Produced with Three-Dimensional Printer, Band and Loop Space Maintainer Produced with Conventional Technique
- Where
- Turkey (Türkiye)
- Volunteers
- 27 people
- Sponsor
- Aydin Adnan Menderes University
Insufficient Keratinized Gingiva
Reharvested Free Gingival Grafts: 3D Shrinkage and Histological Changes
The purpose of this study is to evaluate the dimensional stability of free gingival grafts (FGG) and to investigate the relationship between graft shrinkage (GS) and the histological and biochemical characteristics of grafts…
- Trial name
- NCT07617987
- Testing
- Free gingival graft, Re-harvested free gingival graft
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Biruni University