Clinical trials: Tooth Lost
Tooth Loss
Influence of Healing Time on the Outcomes of Alveolar Ridge Preservation in Periodontally Compromised Extraction Sockets
The goal of this clinical trial is to histologically, clinically, and radiographically evaluate the healing sequelae of periodontally compromised extraction sockets grafted with Bio-Oss Collagen® at 3 and 6 months following tooth…
- Trial name
- NCT06654141
- Testing
- Alveolar ridge preservation
- Where
- China
- Volunteers
- 42 people
- Sponsor
- Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University
Jaw, Edentulous, Partially, Tooth Loss
Evaluation of Mandibular Posterior Zirconia Crowns With Different Ti-Base Surface Treatments.
This clinical trial evaluates how different surface treatments on a metal base (Ti-Base) affect the success of dental crowns on implants.
- Conditions
- Jaw, Edentulous, Partially, Tooth Loss, Molar Teeth, Dental Implant
- Trial name
- RCT (NCT07456995)
- Testing
- Tribochemical silica coating., Tribochemical silica coating and Z-Prime Plus.
- Where
- Egypt
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- October University for Modern Sciences and Arts
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
Partially Edentulous Jaw
Study on OsseoSpeed™ TX Implants in a Chinese Population
To investigate the clinical efficacy of OsseoSpeed™ TX implants in a Chinese population by evaluation of marginal bone level alteration, implant stability and implant survival in the posterior mandible up to 3 years after…
- Trial name
- NCT01346683
- Testing
- OsseoSpeed TX
- Where
- 3 sites in China
- Volunteers
- 45 people
- Sponsor
- Dentsply Sirona Implants and Consumables
Gingivitis and Periodontal Diseases, Tooth Loss
Cement Excess at Single Implant Crowns Malmö/Lund
Abstract Aim: The primary aim of this study is to test whether or not cement residues in the submucosal environment of implants lead to a change in the microbiota and induce inflammation of the periimplant tissues.
- Trial name
- NCT04015427
- Testing
- implant crown
- Where
- Sweden
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Dentin Sensitivity
Evaluation of the Safety and Efficacy of an Oxalate Gel or Negative Control on Dentinal Hypersensitivity
This study will compare the safety and effectiveness of a potassium oxalate desensitizer or negative control on dentinal hypersensitivity.
- Trial name
- NCT02189382
- Testing
- Potassium Oxalate, Water
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Procter and Gamble
Teeth Staining
The Purpose of This Research Study is to Compare the Effectiveness of a Non-fluoride Sensitive Whitening Toothpaste, Containing 5% KNO3 (Test) to That of a Non-whitening Fluoride Toothpaste (Negative Control) in Improving Tooth Whiteness (Removal of Extrinsic Stains Over 4 Weeks of Unsupervised Use.
The Purpose of This Research Study is to Compare the Effectiveness of a Non-fluoride Whitening Toothpaste (Test) to That of a Non-whitening Fluoride Toothpaste (Negative Control) in Improving Tooth Whiteness (Removal of Extrinsic…
- Trial name
- NCT07761715
- Testing
- Toothpaste
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Boka LLC
Missing Teeth
Different Surgical Drilling Protocols in Posterior Maxilla
Sixteen dental implants inserted in sixteen patients who were selected from the outpatient clinic of the Oral and Maxillofacial Surgery Department, Faculty of Dentistry, Mansoura University, for the rehabilitation of missed…
- Trial name
- NCT06334081
- Testing
- undersized drilling technique, single drilling technique
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Tooth Loss
Azento IIS 3 Year Outcomes Implant Study
The revised purpose of this study is to compare and evaluate the stability of the implant body, survival rate, bone-level changes, and the implant's soft-tissue outcomes over a period of 1 year.
- Trial name
- NCT04255342
- Testing
- Implant Placement and Temporary Crown using AstraTech Implant System EV, Final Crown Delivery
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Christopher Barwacz
Dental Implants
The Marginal Bone Loss in Dental Implants
When an implant is placed, it is assumed that there will be a loss of bone in the more coronal area around it. The placement of the implant in relation to bone level, either crestal or subcrestal and the type of connection…
- Trial name
- BL-Implants (NCT03232372)
- Testing
- External-Connection non-submerged Imp, Internal Connection Submerged implants, Internal Connection non-Submerged Impl
- Where
- Spain
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Hospital Universitari de Bellvitge
Dental Caries, Teeth Loss
The Effect of Bitewing Radiography on Outcomes and Costs of Treating Caries in Permanent Teeth
Dentists commonly use bitewing radiographs (dental X-rays) together with a visual-tactile (clinical) examination to detect cavities between the back teeth.
- Conditions
- Dental Caries, Teeth Loss, Necrosis of Pulp, Irreversible Pulpitis
- Trial name
- BROCC (NCT07882693)
- Testing
- Visual-tactile caries examination, Visual-tactile caries examination and bilateral bitewing radiography
- Where
- Finland
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Jukka Leinonen
Tooth Loss, Alveolar Bone Loss
Immediate Molar Implants With Customized Healing Abutments in Different Post-Extraction Socket Classes
Immediate implant placement into a fresh extraction socket shortens overall treatment time and reduces the number of surgical procedures, but the fit between the implant and the socket walls, and the resulting soft-tissue…
- Conditions
- Tooth Loss, Alveolar Bone Loss, Jaw, Edentulous, Partially
- Trial name
- IMPLA-CHA (NCT07801573)
- Testing
- Immediate implant placement with customized healing abutment
- Where
- Bulgaria
- Volunteers
- 60 people
- Sponsor
- Plovdiv Medical University
Oral Health, Dental Caries in Children
What do Parents Know About Space Maintainers
Space maintainers are frequently used to prevent malocclusion problems in early primary tooth loss. Oral health literacy is defined as the capacity of individuals to learn, understand and evaluate basic oral health information.
- Conditions
- Oral Health, Dental Caries in Children, Tooth Loss
- Trial name
- NCT06162754
- Testing
- A questionnaire and TREALD scales were applied to parents.
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 600 people
- Sponsor
- Recep Tayyip Erdogan University Training and Research Hospital
Teeth, Impacted, Tooth-loss
The Influence of Sedation and General Anesthesia to Patients' Psycho-emotional State Undergoing Wisdom Teeth Extraction
The aim of the study is to evaluate, wheather the sedation or general anesthesia in third molar extractions influence the patient's psycho-emotional status.
- Conditions
- Teeth, Impacted, Tooth-loss, Anxiety, Fear
- Trial name
- NCT04259463
- Testing
- Third molars extraction
- Where
- Lithuania
- Volunteers
- 53 people
- Sponsor
- Inesa Astramskaitė
Tooth Loss, Tooth Diseases
Autogenous Tooth Transplantation With Instrumentally Simulated Open Apex and Platelet-Rich Fibrin
Autogenous tooth transplantation (autotransplantation) represents a biologically valid alternative to implant therapy, particularly in young patients where implant placement is contraindicated due to ongoing skeletal growth.
- Conditions
- Tooth Loss, Tooth Diseases, Reimplant; Complications
- Trial name
- OpenApexT (NCT07393997)
- Testing
- Autogenous Tooth Transplantation, Alveolar Prf graft
- Where
- Italy
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- University of Bari Aldo Moro
Tooth Loss
Evaluation of 3D-printed Space Maintainers Versus Conventional Space Maintainer : a Randomized Clinical Trial
This study aims to compare the clinical evaluation and patients' satisfaction of space maintainers produced by digital workflow using the 3D-printing method (3D-SMs) versus conventional band and loop space maintainers (C-SMs)…
- Trial name
- NCT06750068
- Testing
- 3D printed space maintainer, Conventional space maintainer
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Cairo University
Missing Teeth
Novel Use of 2-unit Cantilever Resin-bonded Bridges for Replacing Missing Molar Teeth - a Randomized Clinical Trial
Tooth replacement is a significant issue in the World and while dental implants and conventional bridges have been used to replace missing teeth, dental implants are too expensive for many and conventional dental bridges are…
- Trial name
- NCT02239718
- Testing
- 2-unit cantilevered resin bonded bridge, 3-unit fixed movable resin bonded bridge
- Where
- 2 sites in China
- Volunteers
- 78 people
- Sponsor
- The University of Hong Kong
Child Behavior, Dental Caries in Children
Sedation Versus Protective Stabilization for Pediatric Dental Treatment
There is a lack of evidence on the effectiveness of moderate sedation in pediatric dentistry, compared to protective stabilization, which remains routinely used in the Brazilian context despite moral questions.
- Trial name
- NCT04119180
- Testing
- Ketamine 50 MG/ML, Midazolam Hcl 2Mg/Ml Syrup, Protective stabilization
- Where
- 2 sites in Brazil
- Volunteers
- 152 people, healthy volunteers welcome
- Sponsor
- Universidade Federal de Goias
Inflammatory Bowel Diseases, Periodontitis
Oral Health-related Quality of Life (OHRQoL) in Patients With Inflammatory Bowel Disease (IBD)
IBD patients have a higher risk of oral diseases that affect the oral mucosa, the teeth and the tooth supporting tissues. These conditions are often associated with pain, bleeding and impaired masticatory function which may have…
- Conditions
- Inflammatory Bowel Diseases, Periodontitis, Dental Caries, Tooth Loss
- Trial name
- OQal-MICI (NCT05096897)
- Testing
- Self-administrated questionnaires
- Where
- France
- Volunteers
- 138 people
- Sponsor
- University Hospital, Lille
Peri-implant Soft Tissue Deficiency, Partial Edentulism
Soft Tissue Augmentation Around Dental Implants Using Connective Tissue Graft, Submerged Tenting Abutment, or Sub-crestal Implant Placement
Peri-implant soft tissue thickness is an important determinant of the long-term stability and success of dental implants. Patients with a thin peri-implant soft tissue phenotype are at increased risk of soft tissue recession…
- Conditions
- Peri-implant Soft Tissue Deficiency, Partial Edentulism, Tooth Loss
- Trial name
- NCT07714265
- Testing
- subepithelial connective tissue graft, Submerged Tenting Abutment, Sub-crestal Implant Placement
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Misr International University