Clinical trials: Three Dimensional
Healthy
3D Ultrasound Validation for Measuring Stomach Volume
The goal is to study the accuracy of 3-dimensional ultrasound (which does not involve radiation) to measure the size of the stomach, comparing it with a previously validated method that involves radiation.
- Trial name
- 3DUSstomach (NCT00588224)
- Testing
- 3D ultrasound
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Overweight and Obesity
Weight Loss Goals and Satisfaction Survey
The goal of this observational survey pilot study is to learn how 3D visualization tools (i.e., personalized avatars) influence weight loss goals, satisfaction, confidence, and commitment compared to numerical weight outcomes in…
- Trial name
- NCT07541872
- Testing
- Personalized 3D Body Visualization
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Adolescent Idiopathic Scoliosis
Investigation of Conservative Treatment on Adolescent Idiopathic Scoliosis Patients.
Aim: It was aimed to investigate the effectiveness of three-dimensional scoliosis exercises and balance-coordination exercises in patients with adolescent idiopathic scoliosis.
- Trial name
- NCT04921813
- Testing
- 3 dimensional scoliosis exercise, Balance Exercise, Brace treatment
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Bandırma Onyedi Eylül University
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)
Hernia, Inguinal, Hernia
3D HD Versus 2D HD in Laparoscopic Inguinal Hernia Repair: a Randomized Controlled Trial
The aim of this study is to compare 3D-laparoscopy versus 2D-laparoscopy with the use of HD resolution in inguinal hernia repair in terms of error rating, performance time and subjective assessment.
- Trial name
- NCT02396940
- Testing
- 3D HD laparoscopy, 2D HD laparoscopy
- Where
- Denmark
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Herlev Hospital
Medical Education
Three-dimensional Upper Gastrointestinal Tract Model
This study aims to develop an upper body manikin with a high-fidelity upper gastrointestinal tract and apply into the nasogastric tube training program for nursing students.
- Trial name
- NCT06114433
- Testing
- 3D printed educational model, Traditional model education
- Where
- Taiwan
- Volunteers
- healthy volunteers welcome
- Sponsor
- Fu Jen Catholic University
Pathological Resorption of External Root
3D Evaluation of Clear Aligners Versus Fixed Orthodontic Treatment of Lower Anterior Crowding
Evaluate and compare clear aligners versus fixed orthodontic treatment of lower anterior crowding with the use of cone-beam computed tomography within maximum 6 months or until correction of lower anterior crowding whichever is…
- Trial name
- NCT06510569
- Testing
- U lab aligners, oramco bracket
- Where
- 2 sites in Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Haidy Fekry
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
Swelling
Effect of Steroid for the Postoperative Swelling After Orthognathic Surgery
Postoperative swelling is one of most common concerns to plastic and oromaxillary surgeons after orthognathic surgery. The purpose of this study is to develop a steroid regimen protocol for minimizing postoperative facial…
- Trial name
- NCT01431014
- Testing
- Dexamethasone"low-dose", Dexamethasone"high-dose"
- Where
- Taiwan
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital
Chin Regression, Chin Asymmetry
Evaluation of Filler Injection for Chin Profile Enhancement
The goal of this prospective study is to analyze volumetric changes in the lower face after hyaluronic acid filler injections over 90 days.
- Conditions
- Chin Regression, Chin Asymmetry, Jawline Contour Deficit
- Trial name
- NCT07777926
- Testing
- HA Filler
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Fatty Liver
Evaluate Patients With Chronic Hepatitis by Three-dimensional Force-controlled Ultrasound Measurement
Ultrasound (US) B mode image is an alternative method to measure tissue structure and has proven to be an accurate technique to measure subcutaneous fat thickness.
- Trial name
- NCT02784925
- Testing
- Ultrasound (US) B mode image
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Taipei Medical University WanFang Hospital
Unilateral Spastic Cerebral Palsy
"Be an Airplane Pilot": A Bimanual 3D Motion Analysis in Children With Unilateral Cerebral Palsy
Cerebral Palsy, in particular in its unilateral spastic form (uCP), is the main cause of motor disability in children, with a prevalence of 2/1000 births.
- Trial name
- BE-API (NCT03888443)
- Testing
- Bimanual 3D Motion Analysis " Be-API "
- Where
- France
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Rennes University Hospital
Satisfaction, Personal
3D Printing in Airway Anatomy and Bronchoscopy Education
The main purpose of this study is to use 3D printing technology to make a human anatomical bronchial tree model, which is applied in medical education for medical students and students of the department of respiratory therapy.
- Trial name
- NCT05410236
- Testing
- 3D bronchial tree model
- Where
- Taiwan
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Fu Jen Catholic 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
Primary Angle-Closure Glaucoma
Vitreous Zonule in Primary Angle-Closure Glaucoma
This study aims to investigate the role of the vitreous zonule (VZ) in the pathogenesis of primary angle-closure glaucoma (PACG) and to explore the feasibility of three-dimensional ultrasound biomicroscopy (3D-UBM) for imaging…
- Trial name
- NCT07523139
- Where
- China
- Volunteers
- 440 people, healthy volunteers welcome
- Sponsor
- Peking University People's Hospital
Chest Wall Disorder
Three-dimensional Scanning of the Chest: a Comparison Between Three Different Imaging Modalities
Recently, three-dimensional scanning of the torso has been proposed as an alternative for two-view chest radiographies and computed tomography to determine the severity of pectus excavatum without exposure to ionizing radiation.
- Trial name
- NCT04279886
- Testing
- Three-dimensional scans
- Where
- Netherlands
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Zuyderland Medisch Centrum
Pregnancy
The 3-Dimensional Ultrasound for Fetal Anomaly Scan
The aim of this study is 1) to study the clinical application of 3D/4D ultrasound for fetal scanning during pregnancy; 2) ) to study the clinical application of 3D/4D ultrasound for pelvic scanning; 3) to demonstrate how to…
- Trial name
- NCT00966537
- Where
- Israel
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Sheba Medical Center
Temporomandibular Disorders (TMD)
Occlusal Adjustments Needed for Michigan Splints Made Using Different Digital Bite Records
This clinical study evaluated digital occlusal recording methods used in the fabrication of Michigan occlusal splints. The objective was to assess whether different digital bite registration techniques influenced the accuracy of…
- Trial name
- AVOAMSDBR (NCT07356622)
- Testing
- Retruded axis position(RAP with) without a digital facebow, Digital face-bow, digital bite registration, digital scanning, Digital facebow, digital bite registration, digital scanning
- Where
- United Kingdom
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- King's College London
Parkinson Disease
Strategy for Daily Activity Improvement in Patients With Parkinson's Disease
The symptoms and signs of patients with Parkinson's disease (PD) include bradykinesia, rigidity, tremor and poor sensory integration, which result in mobility disability.
- Trial name
- Parkinson (NCT03972241)
- Testing
- foot insole
- Where
- Taiwan
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Kwan-Hwa Lin
Arthroplasty Replacement, Knee
Three Dimensional Gait Analysis After Total Knee Arthroplasty - Comparison of Objective and Patient-reported Outcomes Between Rotational and Fixed Tibial Platforms.
We prospectively enrolled patients with knee osteoarthritis indicated for total knee arthroplasty and randomized for either mobile rotational tibial platform arthroplasty or fixed-stabilised tibial platform arthroplasty.
- Trial name
- NCT07515378
- Testing
- total knee arthroplasty
- Where
- Czechia
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Masarykova Nemocnice v Usti nad Labem, Krajska Zdravotni a.s.