Clinical trials: Prostheses
Echocardiography, Aortic Valve
Short- and Medium-term Results of New Generation Aortic
Over the past decade, aortic valve replacement surgery has undergone significant changes in terms of both the approaches and the prostheses used.
- Conditions
- Echocardiography, Aortic Valve, Cardiac Surgery, Mortality
- Trial name
- RVANG (NCT05055089)
- Where
- France
- Volunteers
- 172 people
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Prosthesis Durability
Complete Digital Workflow for Construction of Full Arch Implant Supported Screw Retained Restoration
This study will compare the occlusal accuracy of different techniques for recording maxillomandibular relationships in a Complete digital workflow to construct full arch implant-supported screw-retained restoration.
- Trial name
- NCT06332482
- Testing
- Implant supported screw retained prosthesis
- Where
- Egypt
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Breast Implant Infection, Mammoplasty
Bacterial Biofilms in Reconstructive Breast Prostheses Following Mastectomy
Breast implants, either cosmetic or reconstructive, are among the most common procedures performed by plastic surgeons. Bacterial infections or biofilms are implicated in the majority of breast implant complications including…
- Trial name
- NCT03213249
- Testing
- Normal saline, Cefazolin, Skin biopsy
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- Washington University School of Medicine
Total Knee Arthroplasty
Cemented Versus Uncemented Total Knee Arthroplasty : a Prospective Randomized Study
The goal of this prospective randomized double-blind study is to compare clinical and radiological results of cemented and uncemented total knee arthroplasty (TKA).
- Trial name
- HLS (NCT02355652)
- Testing
- Surgical total knee replacement using cemented components, Surgical total knee replacement using uncemented components
- Where
- France
- Sponsor
- Hospices Civils de Lyon
Aortic Valve Disease, Prosthesis; Cardiac, Heart, Functional Disturbance as Result
Aortic Valve Replacement Above the Aortic Annulus (SA-AVR) With the Carpentier-Edwards Magna-Ease Bioprosthesis
Surgical valve replacement is commonly performed in patients with severe aortic valve disease. In small aortic annulus, implantation of bioprosthetic valves can be associated with limited functional capacity.
- Trial name
- SA-AVR (NCT03976817)
- Testing
- aortic valve replacement
- Where
- France
- Volunteers
- 117 people
- Sponsor
- Centre Chirurgical Marie Lannelongue
Rheumatoid Arthritis, Arthritis of Ankle
Vantage Mobile Bearing Total Ankle System Post Market Clinical Follow-up (Outside US)
The objectives of this study are to evaluate the performance and safety of the Vantage Mobile-Bearing Total Angle System. This study will follow subjects for a period of up to 10 years post-surgery.
- Conditions
- Rheumatoid Arthritis, Arthritis of Ankle, Failure, Prosthesis
- Trial name
- NCT05691868
- Where
- 2 sites in Spain, Switzerland
- Volunteers
- 400 people
- Sponsor
- Exactech
Rotator Cuff Tears, Hemiarthroplasty
Hemiverse Shoulder Prosthesis
This clinical trial investigates the safety and the preliminary clinical benefit of the hemiverse shoulder prosthesis. Implantation of this newly developed hemi-prosthesis is intended for patients who do not qualify for a regular…
- Trial name
- NCT04701268
- Testing
- Device: Hemiverse
- Where
- Switzerland
- Volunteers
- 2 people
- Sponsor
- 41Hemiverse AG
Infection of Total Hip Joint Prosthesis
Orthopedic Digital Planning for Total Hip Arthroplasties
Preoperative planning has been carried out to allow for response preparedness . A layer technique is usually used with standard radiography .The investigators have a record of routine preoperative radiographs by standard…
- Trial name
- ORTHOPLAN (NCT02842684)
- Testing
- TraumaCad software
- Where
- France
- Volunteers
- 300 people
- Sponsor
- University Hospital, Toulouse
Abdominal Aortic Aneurysm
Endoprosthesis Treatment Effects on Human Abdominal Aorta Aneurysms (AAA) Metabolic Activity
The purpose of this study is to determine whether Positron Emission Tomography imaging can help to predict the evolutivity of AAA treated with endovascular prosthesis.
- Trial name
- AAAendo (NCT01253252)
- Testing
- [18F] Fluorodeoxyglucose PET Scan Imaging, CT scan, Blood sampling for biological investigations
- Where
- 7 sites in France
- Volunteers
- 45 people
- Sponsor
- Central Hospital, Nancy, France
Patient Satisfaction, Maxilofacial
Evaluation of Patient Satisfaction After the Construction of Maxillary Obturator Prosthesis for Limited Mouth Opening in Maxillofacial Cases : Cross Over Randomized Clinical Trial
A patient's quality of life is frequently negatively impacted by oral cancer, which is a serious condition. Treatment for oral cancer, which includes radiation, chemotherapy, and surgery, can result in several oral complications.
- Trial name
- NCT07079384
- Testing
- The patient will be instructed about wearing the prosthesis. First, seat the prosthesis in a posterior undercut, then rotate the prosthesis slightly superiorly in the defect area and engage the anteri
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Mansoura University
Upper Extremity Amputee
Peripheral Interfaces in Amputees for Sensorimotor Integration
The purpose of this research is to gather information on the safety and effectiveness of an implanted wireless sensory enabled highly intuitive controlled prosthetic device.
- Trial name
- iSens (NCT04430218)
- Testing
- iSens
- Where
- 2 sites in United States
- Volunteers
- 15 people
- Sponsor
- VA Office of Research and Development
Osteoarthritis of the Shoulder, Avascular Necrosis
Database Retrieval for the Comprehensive Shoulder
This study is a retrieval of database information regarding survivorship of the Comprehensive Shoulder System family of products.
- Conditions
- Osteoarthritis of the Shoulder, Avascular Necrosis, Rheumatoid Arthritis, Prior Failed Revision
- Trial name
- NCT03409718
- Testing
- Biomet Comprehensive Shoulder System
- Where
- United States
- Volunteers
- 160 people
- Sponsor
- Zimmer Biomet
Prosthesis Durability
Direct Versus Indirect Pick up of the Locator Retentive Caps:(Within-patient Study)
The purpose of this study will be to evaluate the effect of direct and indirect pick up of the locator retentive caps and compare the clinical results with those of the manufacturer retentive force.
- Trial name
- NCT05289752
- Testing
- dental implants in the mandible, locator attachment and overdenture
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Trans-tibial Limb Loss
Physiologic Range of Step-by-step Variations in Lower Limb Prosthesis Forces During Walking
In human gait there is a certain amount of variation between steps; some considered physiological and owed to variations in environment or posture, and some severe enough to be indicative of gait instabilities that may lead to…
- Trial name
- NCT02234505
- Testing
- Prosthetic alignment perturbation
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh
Amputations, Peripheral Nerve Injury
Micro-Electrodes Implanted in a Human Nerve
The main objective of the intervention in the study is devise feasibility using high-count microelectrode arrays implanted into peripheral nerves of patients with limb amputations or peripheral nerve injury.
- Conditions
- Amputations, Peripheral Nerve Injury, Spinal Cord Injury
- Trial name
- NCT02034461
- Testing
- Utah Slanted Electrode Array
- Where
- United States
- Volunteers
- 11 people
- Sponsor
- University of Utah
Accuracy of Dynamic Navigation System in Implant Placement for Full Arch Prosthesis Rehabilitation
Evaluating the Accuracy of Dynamic Navigation in Implant Surgery for Full Arch Prosthesis
Study Objective: This study aims to evaluate the accuracy of the Dynamic Navigation System in performing implant placement for full arch prosthesis rehabilitation.
- Trial name
- NCT06963242
- Testing
- Dynamic Navigation System for Implant Placement Using Bone Screws as Landmarks, Dynamic Navigation System for Implant Placement Using Remaining Teeth as Landmarks
- Where
- 2 sites in Vietnam
- Volunteers
- 12 people
- Sponsor
- University of Medicine and Pharmacy at Ho Chi Minh City
Amputation of Upper Limb Below Elbow, Prosthesis User
Effect of Motor Imagery Ability on Functionality and Proprioception in Amputees Using Myoelectric Prostheses"
The purpose of this study is to evaluate the motor imagery ability in transradial amputees using myoelectric prosthesis, compare it with the control group and investigate its effect on functionality and proprioception.
- Trial name
- NCT06541379
- Testing
- No intervention
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Medipol University
Edentulous Jaws
Computer Assisted Implant Surgery and Immediate Loading
Purpose: The aim of this study was to analyze the clinical and radiographic outcomes of 23 edentulous jaws treated with 3D software planning, guided surgery, immediate loading and restored with Cad-Cam Zirconia and titanium full…
- Trial name
- NCT01866696
- Testing
- oral implants
- Where
- Italy
- Volunteers
- 20 people
- Sponsor
- Università degli Studi di Sassari
Prostheses, Endosseous Dental Implant Failure
Pink Esthetic Score Around Immediate Implants Using PDDM as Jumping Gap Filling Material.
Will there be a difference in Pink Esthetic score and soft tissue changes around immediate implants in maxillary esthetic zone following grafting the jumping gap with partially demineralized dentin matrix compared with xenograft?
- Trial name
- NCT05952765
- Testing
- Immediate implant
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Cairo University
Dental Prosthesis, Implant-Supported
A Retrospective Data Collection on NobelProcera® Zirconia Implant Bridges from 4 to 14 Units.
This is a retrospective multicenter data collection in which clinical and radiographic data on implant zirconia bridges are collected from partially or fully edentulous subjects consecutively treated with at least one 4- to…
- Trial name
- NCT06600451
- Testing
- observational study, no intervention is required
- Where
- Switzerland
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Nobel Biocare
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