Clinical trials: Three-Dimensional
Dental Implant
Accuracy of Dental Implant Position Robotic Assistance, Dynamic Navigation, or Static Guide?
For free hand dental implant placement, a key difficulty is to accurately control the position. Improving precision of dental implant placement is considered important for safety and efficacy of tooth replacement with dental…
- Trial name
- NCT05892406
- Testing
- Static guide, Dynamic navigation, Robotic system
- Where
- 2 sites in China
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University
Maxillary Transverse Deficiency
3D Evaluation of Maxillary Expansion Methods
This controlled prospective clinical trial aims to evaluate the effectiveness of different maxillary expansion methods in children with maxillary transverse deficiency.
- Trial name
- NCT07262892
- Testing
- Invisalign Palatal Expander (IPE), Acrylic Cap Splint Rapid Maxillary Expansion (RME) Appliance
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Büşra Zeynep Yörük
Relapse
Comparison of Retention Characteristics of Immediate vs Delayed Retainer Delivery Using 3D Digital Model Analysis
Retention has been defined as "the holding of teeth following orthodontic treatment in the treated position for the period of time necessary for the maintenance of the result".
- Trial name
- NCT06292364
- Testing
- immediate orthodontic retainer delivery, delayed orthodontic retainer delivery
- Where
- India
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Rectocele; Female, Rectocele and Incomplete Uterine Prolapse
3D vs 2D-laparoscopy for Rectocele and Rectal Prolapse Correction: a Prospective, Randomized, Single Center Study
The aim is to compare proximate and remote results of 3D and conventional 2D laparoscopic interventions in terms of efficacy and safety in treatment of symptomatic rectocele and rectal prolapse.
- Conditions
- Rectocele; Female, Rectocele and Incomplete Uterine Prolapse, Rectocele and Complete Uterovaginal Prolapse, Rectal Prolapse
- Trial name
- LARC (NCT04817150)
- Testing
- Laparoscopic ventral mesh rectopexy
- Where
- Russia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Alexander Khitaryan
Congenital Heart Disease
Real-time 3-Dimensional Echocardiography for Assessment of Cardiac Function and Congenital Heart Disease
The propose of this study is to generate normative data of the tree-dimensional echocardiographic(3-DE) measurements for cardiac structure and function in a large cohort of normal infants, children,and adolescents.
- Trial name
- 3DE-CHD (NCT01300221)
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Drexel University
Circle of Willis; Aneurysm, Congenital, Ruptured
Circle of Willis Variants in Nepali Population Evaluated in TOF MR Angiography
The brain, though it constitutes only 2% of total body weight, receives 20% of the cardiac output. Blood supply to the brain comes from two major pairs of arteries: the anterior carotid arteries and the posterior vertebral…
- Trial name
- COW (NCT06751420)
- Testing
- Magnetic Resonance Imaging
- Where
- Nepal
- Volunteers
- 383 people, healthy volunteers welcome
- Sponsor
- Grande International Hospital, Nepal
First Trimester Bleeding, Pregnancy
Early Pregnancy Evaluation by Three-Dimensional Ultrasound
Early pregnancy is associated with numerous physiologic alterations - many of which are required to establish normal pregnancy outcome.
- Trial name
- NCT00342290
- Where
- 2 sites in United States
- Volunteers
- 69 people, healthy volunteers welcome
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Edentulous Alveolar Ridge, Edentulous Alveolar Ridge In Mandible
Accuracy of Computer Guided Implant Placement in Edentulous Mandible A Three-Dimensional In Vitro Study
Five stryofoam mandibles were included in this study to assess the accuracy of using computer guided surgical stent in placement of dental implants.
- Trial name
- NCT06990360
- Testing
- CBCT Scanning
- Where
- Egypt
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- Eslam Nashaat Saied Ahmed Mohamed
Telemedicine, Surgery, Plastic
3D Telemedicine During COVID-19: Non-clinical Validation
Telemedicine will be used as standard practice during the Covid Pandemic, in order to reduce clinician exposure to patients and potential high viral load, and reduce patient footfall in a hospital caring for Covid patients.
- Trial name
- NCT04444297
- Testing
- 3D Telemedicine, 2D Telemedicine
- Where
- United Kingdom
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- NHS Greater Glasgow and Clyde
Relapse
: "Comparative Evaluation of 3 Dimensional Changes of Dentition in Post Orthodontic Patients With Immediate vs Delayed (Post 3 Days) Retainer Delivery
Maintaining teeth in their corrected position after orthodontic treatment is one of the most challenging part of orthodontic treatment and hence a period of stabilization termed as retention is provided after orthodontic…
- Trial name
- NCT05879588
- Testing
- immediate orthodontic retainer delivery, delayed orthodontic retainer delivery
- Where
- India
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Distal Radius Fracture, Distal Radius Fracture Fixation
Enhancing Patient Engagement and Communication Through the Use of 3-Dimensional Printed Surgical Wrist Anatomy Models
Single blinded Randomised Controlled Trial - standardised 3-Dimensional printed 1:1 distal radius fracture configuration - 60 patients.
- Trial name
- NCT07872488
- Testing
- 3D printed Distal Radius Fracture Model
- Where
- United Kingdom
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Breast Cancers
Three Dimensional (3D) Ultrasound in Predicting Response to Breast Cancer Therapies
The purpose of this study is to determine how well changes can be determined in malignant masses from ultrasound scans.
- Trial name
- NCT00721903
- Testing
- Ultrasound Scan, Mammography and Ultrasound
- Where
- United States
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- University of Michigan