Clinical trials: Three-Dimensional
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
Neurofibroma, Plexiform, Neurofibromatosis Type I
R115777 to Treat Children With Neurofibromatosis Type 1 and Progressive Plexiform Neurofibromas
This study will examine whether the experimental drug R115777 (Tipifarnib) can shrink or slow the growth of plexiform neurofibromas in children and young adults with neurofibromatosis type 1 (NF1) and determine what side effects…
- Trial name
- NCT00021541
- Testing
- tipifarnib
- Where
- 12 sites in United States, Germany
- Volunteers
- 62 people
- Sponsor
- National Cancer Institute (NCI)
Adolescent Idiopathic Scoliosis (AIS), Exercise (EX)
Effects of Lumbar Traction Combined With 3D Exercise Therapy on Adolescent Idiopathic Scoliosis
Adolescent Idiopathic Scoliosis (AIS) is a three-dimensional spinal deformity that appears during adolescence without an identifiable underlying cause.
- Trial name
- NCT07448688
- Testing
- Lumbar Mechanical Traction
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people
- Sponsor
- Şahide Eda ARTUÇ
Ostium Secundum Atrial Septal Defect
Occluder Size Determination in Transcatheter ASD II Closure Based on 3D TEE Assessment
The aim of this study is to determine whether three-dimensional tranesophageal echocardiography (3D TEE) assessment of ostium secundum atrial septal defect (ASD II) may be as efficient as two-dimensional (2D) TEE assessment…
- Trial name
- NCT02601768
- Testing
- Transcatheter closure of ASD II
- Where
- Poland
- Volunteers
- 50 people
- Sponsor
- National Institute of Cardiology, Warsaw, Poland
Placenta Accreta
Detection of Urinary Bladder Wall Involvement in Abnormally Invasive Placenta (AIP) by 3D Ultrasonography
In the last three decades , the raise in cesarean delivery rates has led to a massive increase in the incidence of the abnormally invasive placenta .Complete separation of the abnormally invasive placenta is very difficult and…
- Trial name
- NCT05813743
- Testing
- 3 dimensional ultrasound
- Where
- Egypt
- Volunteers
- 52 people
- Sponsor
- Cairo University
Preeclampsia
Fetal Renal Artery Doppler in Patients With Preeclampsia
Preeclampsia is a major devastating disorder affects 2:10% of pregnancies worldwide. preeclampsia may be associated with placental insufficiency which may cause fetal blood redistribution to essential organs like brain, heart…
- Trial name
- NCT06395974
- Testing
- fetal ultrasound
- Where
- Egypt
- Volunteers
- 114 people, healthy volunteers welcome
- Sponsor
- Assiut University
Adolescent Idiopathic Scoliosis, Diaphragmatic Manual Techniques
Three-Dimensional Scoliosis Exercises and Diaphragmatic Manual Techniques in Adolescents With Idiopathic Scoliosis
Adolescent idiopathic scoliosis (AIS) is a three-dimensional deformity of the spine that emerges during growth and is characterized by lateral curvature, vertebral rotation, and trunk asymmetry.
- Conditions
- Adolescent Idiopathic Scoliosis, Diaphragmatic Manual Techniques, Schroth Exercises
- Trial name
- NCT07683533
- Testing
- Diaphragmatic manual techniques, Schroth exercises
- Where
- Turkey (Türkiye)
- Volunteers
- 24 people
- Sponsor
- Akdeniz University
Prostate Cancer
Exploring Genomic, Proteomic and Dosimetric Determinants of Late Toxicity After Three Dimensional Conformal Radiotherapy (RT) for Prostate Cancer
Prostate cancer is the most common malignancy in males, and radiotherapy is a commonly chosen treatment option for patients with localized disease.
- Trial name
- NCT00122265
- Where
- Canada
- Volunteers
- 83 people
- Sponsor
- AHS Cancer Control Alberta
Congenital Heart Disease
3D Airway Model for Pediatric Patients
To determine the correct size of endotracheal tubes (ETT) for endotracheal intubation of pediatric patients is no menial task. Although new methods have been investigated to determine ETT size, and the three-dimensional (3D)…
- Trial name
- NCT04814888
- Testing
- intubation with a cuffed ETT by a printed 3D airway model
- Where
- South Korea
- Volunteers
- 35 people
- Sponsor
- Pusan National University Yangsan Hospital
Ventricular Function
Assessment of Right Ventricular Volume in Pediatric Patients
Most publication are basing RV volumes on images acquired from the apical window. However, some data have called the practice of basing these images on apical window into question.
- Trial name
- NCT04099810
- Testing
- three-dimensional echocardiography
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Boston Children's Hospital
Subarachnoid Hemorrhage, Cerebral Aneurysm
Amnesia After Surgery for Anterior Communicating Aneurysm： High Resolution Magnetic Resonance (MR) Imaging Findings
To clarify whether amnesia after treatment of anterior communicating aneurysm (ACoA)is related to infarcts caused by occlusion or damage of the perforating artery of the ACoA, we used 3.0-T 3D high resolution MR imaging to…
- Conditions
- Subarachnoid Hemorrhage, Cerebral Aneurysm, Amnesia
- Trial name
- NCT01919775
- Volunteers
- 14 people
- Sponsor
- Tohoku University
Choroid
Three-dimensional Choroidal Vascularity Index in Common Fundus Diseases
Explore the changes of choroidal blood perfusion in common fundus diseases by three-dimensional choroidal vascularity index, an optical coherence tomography (OCT) parameter.
- Trial name
- NCT04790084
- Testing
- no intervention
- Where
- China
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Renmin Hospital of Wuhan University
Jaw Abnormalities
Prospective Registry of 3-dimensional Virtual Treatment Planning of Orthognathic Surgery
Orthognathic surgery or corrective jaw surgery is indicated for conditions of the jaw and face that are related to structure or growth malfunctioning, orthodontic problems, or co-morbidities associated with skeletal…
- Trial name
- 3D-VIRTOG (NCT02660021)
- Where
- Belgium
- Volunteers
- 1,000 people
- Sponsor
- AZ Sint-Jan AV
Nasal Septum; Deviation, Congenital, Cleft Lip and Palate
Three Dimensional Changes on Nasal Septum and Alveolar Cleft After Maxillary Expansion
This study evaluates, by means of cone beam computed tomography (CBCT), the alterations in the nasal septum and alveolar cleft volume that occur in cleft lip and palate (CLP) patients after rapid maxillary expansion(RME).
- Conditions
- Nasal Septum; Deviation, Congenital, Cleft Lip and Palate, Maxillary Hypoplasia
- Trial name
- NCT03976609
- Testing
- Maxillary Expansion
- Volunteers
- 40 people
- Sponsor
- Pontifícia Universidade Católica de Minas Gerais
Urinary Incontinence Due to Urethral Sphincter Incompetence
Assessment of the Internal Urethral Sphincter and the Vagina by Three Dimensional Ultrasound
Continent women have an intact internal urethral sphincter that extends from the bladder neck down to the perineal membrane. The internal urethral sphincter is a strong collagen muscle tissue cylinder lined by urothelium.
- Trial name
- NCT02139956
- Testing
- ultrasonography
- Where
- Egypt
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Anorexia in Adolescence, Anorexia Nervosa
3-Dimensional Optical Scanning to Assess and Monitor Malnutrition in Eating Disorders (3D-ED) Study
People with anorexia nervosa often become medically unstable because of severe malnutrition and require hospitalization for nutritional rehabilitation.
- Conditions
- Anorexia in Adolescence, Anorexia Nervosa, Anorexia Nervosa, Atypical, Anorexia Nervosa, Binge Eating/Purging Type
- Trial name
- 3D-ED (NCT07726524)
- Where
- 2 sites in United States
- Volunteers
- 90 people
- Sponsor
- University of California, San Francisco
Idiopathic Scoliosis
Three-Dimensional Correction Methods for Idiopathic Scoliosis in Adolescent
This study aims to compare the effectiveness of "Schroth method" and "Scientific Exercise Approach to Scoliosis" for correcting idiopathic scoliosis in adolescents.
- Trial name
- NCT07366996
- Testing
- Schroth treatment, Scientific Exercise Approach to Scoliosis (SEAS)
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Cairo University
Osteoarthritis, Rotator Cuff Tear Arthropathy
Prediction of Development of Scapular Notching Following Reverse Total Shoulder Arthroplasty
The hypothesis is that computer simulated bony impingement of the bone surrounding the spherical glenoid implant (the glenosphere) along the scapular neck on three-dimensional (3-D) computed tomography (CT) imaging analysis is…
- Conditions
- Osteoarthritis, Rotator Cuff Tear Arthropathy, Reverse Total Shoulder Arthroplasty, Scapular Notching
- Trial name
- NCT02052466
- Where
- United States
- Volunteers
- 32 people
- Sponsor
- Eric Ricchetti
Dysphagia
Intermittent Oro-Esophageal Tube Feeding Using Individually-Customized 3-Dimensional Printing
The aim of this study is to test the clinical effectiveness of IOE tube using individually customized 3-dimentional printed guiding tube as an alternative to Levin tube feeding when unconscious patients have no choice but tube…
- Trial name
- NCT02822456
- Testing
- VFSS
- Where
- South Korea
- Volunteers
- 24 people
- Sponsor
- Ulsan University Hospital
Segmentation; Bone
Accuracy of Open-source Software in Semi-automatic 3-Dimensional Reconstruction of the Mandible
Concomitant to the evolution of CBCT devices, several post-processing software packages were developed for producing 3D-printed models of anatomical structures.
- Trial name
- NCT05055986
- Testing
- Semiautomatic segmentation of open-source software
- Where
- Egypt
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Cairo University