Clinical trials: Bone Loss
Bone Loss, Bone Lesion
Hyaluronic Acid +Hydroxyapatite Vs Hydroxyapatite in Bone Regeneration
Evaluation of the effect of hyaluronic acid with hydroxyapatite versus hydroxyapatite alone on bone regeneration following enucleation of mandibular odontogenic cyst.
- Trial name
- NCT05957926
- Testing
- hyaluronic acid added to hydroxyapetite, Hydroxyapatite alone
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Inclined Atrophy of the Distal Mandible, Socket Like Atrophy of the Aesthetic Zone
PEERS Multicenter Osseospeed TM TX Profile Implant: German Astra Soft Tissue (GAST) Maintenance Study
The open, prospective, non-controlled observational study is designed to provide information on the short-, medium- and long-term clinical performance of the Astra Tech OsseospeedTM implant surface in combination with a special…
- Trial name
- GAST (NCT01400321)
- Where
- 28 sites in Germany
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Johannes Gutenberg University Mainz
Dental Implant Failed, Alveolar Bone Loss
Comparison of Narrow and Regular Implants
The study was designed as a retrospective, parallel, two years longitudinal pilot trial. Twenty-eight patients (mean age: 48.34 ± 6.06) aged between 35 and 60 years and 66 TiUnite surfaces (Nobel Biocare Parallel Conical…
- Conditions
- Dental Implant Failed, Alveolar Bone Loss, Complication,Postoperative
- Trial name
- NCT04572490
- Testing
- periapical radiograph
- Where
- Turkey (Türkiye)
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- T.C. Dumlupınar Üniversitesi
Bone Loss
Crestal Bone Response to Narrow vs. Regular Tie-Base in Subcrestal Implants
This 24-month randomized clinical trial evaluates peri-implant marginal bone changes at subcrestal implants restored with narrow versus regular tie-base abutments.
- Trial name
- NCT07196228
- Testing
- Intervention Name (Arm 1): Narrow tie-base abutment Intervention Name (Arm 2): Regular tie-base abutment
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Menoufia University
Bone Loss in Jaw
Evaluation of Melatonin and Metformin Loaded Nanoparticles in the Treatment of Periodontal Intra-bony Defects
The goal of this clinical trial is to assess the effectiveness of local delivery of melatonin and metformin loaded nanoparticle gel as adjunct to scaling and root planning (SRP) in the treatment of periodontal intra bony defect.
- Trial name
- NCT05906563
- Testing
- Melatonin gel, Metformin and melatonin gel, scaling and root planning
- Where
- Egypt
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Amira ragab
Bone Loss
Artificial Intelligence-Enhanced Three-Dimensional Reconstruction of Ridge Deficiencies
n the current study, AI-assisted 3D ridge augmentation of combined vertical and horizontal deficient ridges utilizing allogenic dentin block versus allogenic dentin shell graft will be assessed.
- Trial name
- NCT06693921
- Testing
- AI/guided block graft, AI/guided shell graft
- Where
- 2 sites in Egypt
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Kafrelsheikh University
Bone Loss, Alveolar, Dental Implant Failed
Clinical and Radiographic Evaluation of Bone and Tissue Level Single Unit Implants: Two-piece Abutment Concept
Dental implants have become one of the most common treatments used for the rehabilitation of lost teeth. The success rate of dental implant treatment is quite high.
- Trial name
- NCT05592821
- Testing
- dental implant placement
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Berceste Guler
Post-osseointegration Biological Failure of Dental Implant, Alveolar Bone Loss
The Influence of Mucosal Tissue Thickness on Soft and Hard Tissue Changes Around Implants
Crestal bone and soft tissue stability around implants is an important issue in implant dentistry. Initial vertical mucosal tissue thickness was shown to be one of the factors having impact on bone stability.
- Trial name
- NCT02580721
- Testing
- Dentsply Astra Tech Implant System EV
- Where
- Turkey (Türkiye)
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Cukurova University
Soft Tissues According to the Abutment Torque, Microleakage Accordint to the Abutment Torque
Impact of Abutment Screw Torque on Marginal Bone Loss
The objective of this clinical trial is to evaluate the impact of different torque values applied during transmucosal abutment placement in dental implants on marginal bone loss and peri-implant parameters, including the…
- Conditions
- Soft Tissues According to the Abutment Torque, Microleakage Accordint to the Abutment Torque, PROMS According to the Abutment Torque, Marginal Bone Loss According to the Abutment Torque
- Trial name
- NCT07234552
- Testing
- Abutment torqued to 15 Ncm, Pilar torqued to 30 Ncm, 2 mm healing cap
- Where
- Spain
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Valencia
Alveolar Bone Loss
Using Boned-Apatite Cement at the Time of Extraction for Ridge Preservation at These Sites
To assess efficiency of ridge preservation (in vertical and horizontal dimensions) after tooth extraction using Calcium Sulfate with hydroxyapatite(®Bond-apatite) compared to the use of bovine bone substitute (BioOss®) and to…
- Trial name
- NCT02440048
- Testing
- Bond Apatite synthetic bone substitute, BioOss bovine bone substitute
- Where
- Israel
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Rambam Health Care Campus
Atrophic Maxilla
Comparing Resin and Metallic Surgical Guides for Zygomatic Implants in Patients With Severe Upper Jaw Bone Loss
Oral rehabilitation with dental implants in patients with severely atrophic maxillae often presents significant surgical challenges.
- Trial name
- NCT07912658
- Testing
- resin guide group, metal guide group
- Where
- Egypt
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Cairo University
Alveolar Bone Loss
Pontic Site Development Using Soft Tissue Augmentation
in patients with vertical or horizontal defective of there ridge it is difficult to have prosthetic restoration with natural appearance emetating and simulating the adjacent abutment emergence profile so this study aims to…
- Trial name
- NCT03834649
- Testing
- partially de-epithelized connective tissue graft, Mucograft
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Nouran Abdulla Mater,MD
Bone Loss, Bone Resorption
Socket Shield Technique Versus Early Implant Placement With Contour Augmentation
comparing socket shield technique with early implant placement with contour augmentation in preserving the bone contour
- Trial name
- NCT05261334
- Testing
- contour augmentation
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Iman Abd-ElWahab Radi, PhD
Aortic Stenosis
Loss of Y Chromosome in Aortic Stenosis
The most common heart valve disease in humans is aortic stenosis which is a critical narrowing of the valve through which the heart has to pump blood to the rest of the body.
- Trial name
- NCT06595407
- Testing
- Blood analysis for loss-of-Y chromosome
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Edentulous Mandible, Implant-Supported Overdentures
Mandibular Implant Overdenture With Bar vs OT Equator: A Randomized Controlled Trial
This clinical study will evaluate two types of attachment systems used to support lower dentures in patients who have lost all their lower teeth.
- Trial name
- NCT07121881
- Testing
- Bar Attachment, Bar with OT Equator Attachment
- Where
- Egypt
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Hala Abdel salam Selim
Vertical Alveolar Bone Loss, Sinus Lifting
Use of Specifically Designed Drills for Internal Sinus Lifting
This study was conducted at Ege University, School of Dentistry, Izmir, Turkey. Patients enrolled require implant placement to the atrophic posterior maxilla.
- Conditions
- Vertical Alveolar Bone Loss, Sinus Lifting, Implant Therapy
- Trial name
- NCT06640127
- Testing
- Sinus lifting and implant placement with osteotomes, Sinus lifting and implant placement with specifically designed drills
- Where
- Turkey (Türkiye)
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Ege University
Amyotrophic Lateral Sclerosis (ALS), Angina, Stable
Quest to Analyze One Thousand Humans Meditating
This study will be focused on assessing the molecular, physiological, and emotional correlates of an intensive meditation experience in the context of a retreat setting in a large 2000 plus-person cohort comprised of healthy and…
- Conditions
- Amyotrophic Lateral Sclerosis (ALS), Angina, Stable, Anxiety, Asthma
- Trial name
- QUANTUM (NCT06583395)
- Testing
- Advanced multi-component meditation practice
- Where
- United States
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- Tobias Moeller-Bertram
Complete Edentulism
Effect of Different Implant Surface Treatments on Bony Changes Around Mandibular Implants
The research will be conducted to report which type of surface treatment of dental implants that can be successful and aids in increasing bone to implant contact and how it affects the bony changes around the implants installed…
- Trial name
- NCT04686370
- Testing
- laser treated implant surface
- Where
- Egypt
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Cairo University
Weight Reduction, Obesity
Effects of Protein-Enriched Meal on Liver, Kidney or Bone: a Randomized Controlled Trial
This study will examine whether a higher protein meal replacement diet (consisting of 1 gram of protein per pound lean body mass) is more effective in causing weight loss compared to a standard meal replacement protein diet…
- Conditions
- Weight Reduction, Obesity, Weight Management
- Trial name
- NCT01030354
- Testing
- Herbalife Meal Replacements
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
Tooth Loss, Bone Graft; Complications
Patient-reported Outcome Measures After Implant Placement With Contour Augmentation Procedure
Maintaining the general health and well-being of patients is the main goal of dental therapy. However, tooth extraction is indicated when teeth cannot be maintained in a status compatible with health, adequate esthetics…
- Conditions
- Tooth Loss, Bone Graft; Complications, Patient Satisfaction, Patient Acceptance of Health Care
- Trial name
- NCT05890170
- Testing
- Patient Reported Outcomes Measures
- Where
- Switzerland
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- University of Bern