Clinical trials: Resorption
Bone Resorption
Vertical Augmentation Using Onlay Versus Inlay Autogenous Graft With Simultaneous Implant Placement.
Using autogenous Chin block for vertical augmentation with simultaneous implant placement at anterior maxilla region comparing between the Onlay and Inlay grafting techniques.
- Trial name
- NCT03052387
- Testing
- assigned intervention
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Cairo University
Bone Resorption
Computer Guided Versus Conventional Augmentation Using Bone Ring
Using bone ring grafts with simultaneous implant placement after three-dimensional augmentation of severely defective bone ridges using computer-guided surgical templates.
- Trial name
- NCT03049137
- Testing
- Computer Guided Stent Augmentation, Free Hand Augmentation, Platelet-rich fibrin (PRF)
- Where
- Egypt
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Cairo University
Clinical Efficacy
Ridge Preservation Comparing an Intrasocket Graft Alone to an Intrasocket Graft Plus a Facial Overlay Graft
The purpose of this study is to compare two methods of ridge preservation in the maxillary anterior esthetic zone to determine the best method to establish adequate bone and soft tissue to accommodate implant placement.
- Trial name
- NCT01431131
- Testing
- Intrasocket graft, Intrasocket plus facial overlay graft
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Louisville
Bone Resorption
Association of Force Distribution and Bone Resorption
To investigate the residual ridge resorption at anterior and posterior maxillary and posterior mandibular ridges among conventional complete dentures and implant overdenture wearers, and determine its association with the…
- Trial name
- NCT03026894
- Testing
- Panoramic Radiograph, T-Scan III occlusal system
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- University of Malaya
Bone Resorption
Posterior Maxillary Ridge Augmentation With Sinus Lift Using Mineralized Plasmatic Matrix Versus Autogenous Bone Graft
Using growth factors obtained from patient's venous blood mixed with particulate autogenous bone the study compares bone gain by implant with gold standards in sinus Lift procedures for future implant insertion.
- Trial name
- MPM (NCT03014388)
- Testing
- autogenous bone, Mineralized plasmatic matrix
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Bone Resorption
Preimplant Site Augmentation Using MPM Versus Autogenous Bone Graft
Using growth factors obtained from patient's venous blood mixed with particulate autogenous bone the study compares bone gain by implant with gold standards.
- Trial name
- NCT03007069
- Testing
- Mineralized plasmatic matrix (MPM)., Autogenous bone graft (gold standard).
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Periodontal Diseases, Bone Resorption
Bioactive Glass and Platelet Rich Fibrin in Intrabony Defects
Background: Platelet-rich fibrin (PRF) and bioactive glass putty has been shown to be effective in promoting reduction in probing depth, gain in clinical attachment, and defect fill in intrabony periodontal defects.
- Trial name
- NCT02982681
- Testing
- Platelet rich fibrin, Bioactive Glass
- Volunteers
- 10 people
- Sponsor
- Dr. D. Y. Patil Dental College & Hospital
Root Resorption
An Evaluation of Root Length Measurements Using Intraoral Scan and Panoramic Radiographs
This study will attempt to validate a method of estimating root length on panoramic radiograph by crown measurement on intraoral digital scans.
- Trial name
- NCT02822040
- Testing
- Intraoral Scan
- Volunteers
- 21 people
- Sponsor
- Loma Linda University
Edentulous, Bone Resorption
Platform Switched Implant and Bone Level Alteration
This is a two-year prospective randomized clinical study to to evaluate whether the gingival thickness and insertion depth of dental implants have any influence on marginal bone levels changes around platform switched implants.
- Trial name
- NCT02867982
- Testing
- Subcrestal implant placement, Paracrestal implant placement, prophylactic antibiotics
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Beijing University Health Science Center
Labial Alveolar Bone Thickness, Apical Root Resorption
Labial Alveolar Bone Thickness and Apical Root Resorption Changes Associated With Self-ligating Versus Conventional Brackets
Labial alveolar bone thickness and apical root resorption changes associated with self-ligating versus conventional brackets. The aim of this study will be to compare labial alveolar bone thickness and apical root resorption…
- Trial name
- NCT02816489
- Testing
- Clarity SL MBT brackets; 3M Unitek, Monrovia, CA, USA, Gemini MBT brackets; 3M Unitek, Monrovia, CA, USA
- Where
- Egypt
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Rheumatoid Arthritis, Bone Resorption
Differences in Bone Cell Activity Between Rheumatoid Arthritis and Ankylosing Spondylitis
Rheumatoid arthritis (RA) and ankylosing spondylitis (AS) are characterized by chronic systemic inflammation and share common pathogenic pathways.
- Conditions
- Rheumatoid Arthritis, Bone Resorption, Ankylosing Spondylitis
- Trial name
- NCT01417455
- Where
- Portugal
- Volunteers
- 101 people, healthy volunteers welcome
- Sponsor
- Instituto de Medicina Molecular João Lobo Antunes
Bone Resorption
Dietary Intake Modifications to Protect Against Changes in Bone Metabolism
Bone loss is not only a well-documented effect of spaceflight on astronauts, but also a condition that affects millions of men and women on Earth each year.
- Trial name
- ProK (NCT01713634)
- Testing
- Preflight, In-flight
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- National Aeronautics and Space Administration (NASA)
Periodontitis, Bone Resorption
Sodium Alendronate in Non Surgical Periodontal Therapy
In the past few years, studies have evaluated the effect of systemic use of sodium alendronate, especially in the treatment of structural bone defects caused by periodontal diseases.
- Trial name
- SANSPET (NCT02470611)
- Testing
- Sodium alendronate
- Where
- Brazil
- Volunteers
- 32 people
- Sponsor
- Federal University of Minas Gerais
Dimensional Alterations
Dimensional Soft and Hard Tissue Alterations Following Single Tooth Extraction in the Anterior Maxilla - A Prospective Clinical Study
Bone modeling after tooth extraction has a major consequence on implant therapy, in particular in the esthetic zone. In esthetic sites, no tissue loss should occur if an optimal esthetic outcome is expected.
- Trial name
- Alterations (NCT02403700)
- Testing
- Cone beam computed tomography (CBCT)
- Where
- Switzerland
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- University of Bern
Osteoporosis
The Interaction Between Calcium and Vitamin D Intake
We will study the relative importance of high calcium intake and vitamin D supplementation for calcium homeostasis, as determined by serum parathyroid hormone (PTH) and biochemical bone markers.
- Trial name
- PTH Modified (NCT00762775)
- Testing
- Calcium and vitamin D supplementation
- Where
- United States
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Winthrop University Hospital
Osteoporosis, Cardiovascular Diseases
Effect of Soy Bread on Markers of Bone Metabolism and Cardiovascular Disease
A study was designed with two specific aims: (1) to assess the effect of soy bread, compared with wheat bread, on markers of bone metabolism and cardiovascular health, and (2) to evaluate whether soy bread consumption affects the…
- Trial name
- NCT00366860
- Testing
- Soy bread
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Osteoporosis
Alendronate and/or Parathyroid Hormone for Osteoporosis
This study looks at the effects of two medications, alendronate and parathyroid hormone, on bone mass and on bone formation and bone breakdown in women with osteoporosis.
- Trial name
- NCT00000400
- Testing
- Human parathyroid hormone [hPTH-(1-34)], alendronate
- Where
- United States
- Volunteers
- 176 people
- Sponsor
- Massachusetts General Hospital
Postmenopausal Osteoporosis, Osteoporosis
Parathyroid Hormone (PTH) for Osteoporosis in Postmenopausal Women
Parathyroid hormone (PTH) increases bone formation and thereby improves bone density and bone strength in postmenopausal women with osteoporosis. However, prolonged PTH treatment increases bone formation less and less over time.
- Trial name
- NCT00086619
- Testing
- synthetic hPTH 1-34
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- Massachusetts General Hospital
Loss of Teeth Due to Extraction, Alveolar Bone Loss
Relate Tooth Alveolar Extraction Socket Anatomy to Alveolar Remodeling Rate
In patients that are going to be subjected to a tooth extraction in the anterior maxillary (from canine to canine) does the position of the intact alveolar socket related to maxillary basal bone interferes with the rate of…
- Conditions
- Loss of Teeth Due to Extraction, Alveolar Bone Loss, Bone Resorption
- Trial name
- NCT01963884
- Testing
- Tooth Extraction, Cone-Beam technology evaluation, Measure Alveolar Socket Remodeling
- Where
- Portugal
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Implantology Institute
Root Resorption
Repair of Orthodontically-induced Tooth Root Resorption by Ultrasound
Tooth-root resorption, also known as shortening or erosion,(TRR) is one of the adverse outcomes of dental trauma, orthodontic tooth movement and dental replantation/transplantation.
- Trial name
- NCT00423956
- Testing
- Repairing Induced tooth root resorption by ultrasound
- Where
- Canada
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- University of Alberta