Clinical trials: Dimensional Changes
Alveolar Bone Grafting, Bone Healing
Determinants of Bone Dimensional Changes After Extraction and Alveolar Ridge Preservation
The main purpose of the study is to measure and localize immediate post extraction changes i.e. socket expansion versus no width change along the socket wall and identify whether the immediate post-extraction ridge width…
- Conditions
- Alveolar Bone Grafting, Bone Healing, Tooth Extraction Site Healing, Wound Healing
- Trial name
- NCT06624982
- Testing
- observational study
- Where
- United States
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Marquette 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
Guided Bone Regeneration
Impact of Gingival Phenotype on Guided Bone Regeneration in the Maxillary Anterior Region
Research background: Guided bone regeneration (GBR), as a bone augmentation technique, is widely used for reconstructing hard tissue defects in implant placement in the anterior esthetic zone.
- Trial name
- NCT07918118
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Fuming He
Unilateral Cleft Lip and Palate
Effect of Using Two Different Construction Techniques of Nasoalveolar Molding Devices in Unilateral Cleft Lip and Palate Patients
This study includes Three Dimensional Evaluation of Maxillary Arch Changes After Using Two Different Construction Techniques of Nasoalveolar Molding Devices in Unilateral Cleft Lip and Palate Patients (Randomized Controlled…
- Trial name
- NCT05837780
- Testing
- Nasoalveolar molding device
- Where
- Egypt
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Minia University
Ridge Preservation, Bone Regeneration
Socket Preservation Procedure Studying Soft and Hard Tissue Outcomes
Two different surgical protocols for socket preservation were compared. Soft and hard tissue outcomes were measured clinically and radiographically at baseline and six months post operatively.
- Trial name
- NCT03497403
- Testing
- Socket preservation control, Socket preservation experimental
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Harvard School of Dental Medicine
Growth Modification
Three-Dimensional Assessment of Dentoskeletal Changes Associated With a Modified Twin Block Appliance
The aim of the current study is to evaluate the skeletal, dental, soft tissue, TMJ, and upper airway size changes associated with a new design of twin block compared to the conventional twin block appliance.
- Trial name
- NCT06589206
- Testing
- modified design of twin block
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cairo University
Le Fort; I
3D Evaluation of Nasolabial Changes Following Classic Versus Modified Alar Base Suture After Le Fort I Osteotomy
Three dimensional evaluation of nasolabial changes following classic versus modified alar cinch suture after Le Fort I osteotomy using cone beam computed tomography
- Trial name
- NCT03636178
- Testing
- Classic alar base suture technique, Modified alar base suture technique
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Cairo University
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
Tooth Loss
Comparison of Dimensional Changes After Tooth Extractions Between Xenograft and Allograft
To compare dimensional changes in extraction socket of single rooted teeth, 6 months post extraction, when grafted with xenograft versus allograft.
- Trial name
- PilotXenAllo (NCT04550689)
- Testing
- Bone graft
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- UConn Health
Choroid
Three-dimensional Choroidal Vascularity Index in Common Fundus Diseases
Explore the changes of choroidal blood perfusion in common fundus diseases by three-dimensional choroidal vascularity index, an optical coherence tomography (OCT) parameter.
- Trial name
- NCT04790084
- Testing
- no intervention
- Where
- China
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Renmin Hospital of Wuhan University
Dental Implant, Immediate Dental Implant
Dimensional Changes of Peri-implant Tissue in Immediate Implants With Individualized Healing Abutments
The loss of a tooth leads to a series of biological changes in the tissues, resulting in bone resorption and gingival collapse. To avoid these problems, it has been proposed to place immediate post-extraction implants, allowing a…
- Conditions
- Dental Implant, Immediate Dental Implant, Wound Heal
- Trial name
- NCT06455436
- Testing
- Standard healing abutment, Individualized healing abutment
- Where
- Spain
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Universitat Internacional de Catalunya
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
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
Pectus Excavatum
Quantification of Chest Wall Changes After Nuss Bar Removal Utilizing Three-dimensional Optical Surface Scans
Pectus excavatum is the most common anterior chest wall deformity that affects up to 1:400 of newborns. If an operative correction is indicated, patients are often operated via the Ravitsch or Nuss bar procedure. The latter (i.e.
- Trial name
- CHEST (NCT04052321)
- Testing
- 3D optical surface scan
- Where
- Netherlands
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Zuyderland Medisch Centrum
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
Immediate Implants, Esthetic Zone
Radiographic Evaluation of The Labial Bone Dimensional Changes After Immediate Implant
For the dimension of the peri-implant buccal gap, a controversy is present whether complete bone formation labial to the implant.
- Conditions
- Immediate Implants, Esthetic Zone, Labial Bone Dimensional Changes, Without Labial Bone Grafting
- Trial name
- NCT05360693
- Testing
- immediate implant placement without bone grafting, immediate implant placement with socket bone grafting
- Where
- 2 sites in Egypt
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Cairo University
Bilateral Cleft Lip and Palate, Maxillary Expansion
Efficiency of Two Maxillary Expanders for Maxillary Arch Expansion in Bilateral Cleft Lip and Palate Patients
This randomized controlled trial is designed to compare between Fan expander with palatal springs appliance vs three-way expander regarding the their effectiveness in maxillary expansion in patients with bilateral cleft
- Trial name
- NCT07056296
- Testing
- 3D Maxillary Expansion with 3 expansion screws, 3D Maxillary Expansion using modified Fan expander with springs
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Isolated Premolar Edentulous Site
Immediate Implants Inserted Through Open Flap, Open Flap and Bone Grafting and Flapless Techniques
This is a three-armed randomized controlled clinical trial aiming the estimation of dimensional alveolar bone changes after insertion of post-extraction implants through 3 different surgical techniques: open flap, open flap and…
- Trial name
- ETPEI-RCT (NCT03001752)
- Testing
- Open flap immediate implant, Open flap immediate implant and bone grafting, Flapless immediate implant
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Bari
Relapse
"Comparative Evaluation of 3 Dimensional Changes of Dentition in Post Orthodontic Patients With Immediate vs Delayed (Post 24 Hours) Retainer Delivery
Orthodontic treatment goals can be expressed as achieving ideal tooth alignment, esthetic, functional occlusion and stability. Various occlusal changes occur after active phase of orthodontic treatment, these unwanted changes are…
- Trial name
- NCT05879601
- Testing
- immediate orthodontic retainer delivery, delayed orthodontic retainer delivery.
- Where
- India
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Canine Retraction
Assessment of Dimensional Bony Changes Following Laser Corticotomy
The patient's bone morphology during orthodontic treatment is an important consideration. Therefore, during orthodontic tooth movement (OTM), an imbalance between bone resorption and deposition will cause the tooth to move out of…
- Trial name
- Laser (NCT06702956)
- Testing
- laser corticotomy, Conventional tooth movement
- Where
- Egypt
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Ain Shams University