Clinical trials: Artificial Limbs
Osteoarthritis, Rheumatoid Arthritis
Randomized Fixed Bearing vs Mobile Bearing Cruciate Substituting TKA
The study will evaluate the clinical performance of the rotating platform and fixed bearing implants through patient questionnaires, outcomes scoring and radiographic assessment.
- Conditions
- Osteoarthritis, Rheumatoid Arthritis, Other Inflammatory Arthritis, Post-Traumatic Arthritis
- Trial name
- NCT00289107
- Testing
- Total Knee Arthroplasty, Total knee replacement
- Where
- 3 sites in United States
- Volunteers
- 149 people
- Sponsor
- DePuy Orthopaedics
Arthritis
Comparison of ARPE Prosthesis With the Literature
This study is designed to document the objective and subjective measurements after trapeziometacarpal athroplasty with ARPE prosthesis and to compare those to literature values of outcome after trapeziectomy and trapeziectomy…
- Trial name
- NCT01904019
- Where
- Belgium
- Volunteers
- 100 people
- Sponsor
- Zimmer Biomet
Retinitis Pigmentosa
Object Finder for a Retinal Prosthesis
The proposed project seeks to provide object recognition as a feature in a retinal implant system. Participants will be able to direct an object recognition application to find a desired object in the field of view of the…
- Trial name
- NCT04319809
- Testing
- Object recognition subsystem
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Minnesota HealthSolutions
Total Laryngectomy
Short-term Clinical Feasibility of the Provox XtraHMEs for Pulmonary Rehabilitation After Total Laryngectomy
This study is a short term feasibility study that aims to investigate patient satisfaction with and performance of new Provox Xtra HME in 20 laryngectomized patients.
- Trial name
- N08HME (NCT00942903)
- Testing
- Provox Xtra HME
- Where
- Netherlands
- Volunteers
- 20 people
- Sponsor
- Atos Medical AB
Aortic Valve Stenosis
Clinical Evaluation of Percutaneous Implantation of the Medtronic CoreValve Aortic Valve Prosthesis (18Fr-Study)
The investigation concerns a prospective, multicenter, single arm safety and performance study evaluating the Medtronic CoreValve system.
- Trial name
- NCT01051518
- Testing
- Medtronic CoreValve System
- Where
- 9 sites in Canada, Germany and 2 more
- Volunteers
- 126 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Hypothermia
Observational Examination of Thermoregulation in Total Joint Arthroplasty
Total joint patients have poor outcomes with infection since they are having permanent hardware implanted. Infection prevention in this group is therefore critical and a major source of discussion in both the orthopedic and…
- Trial name
- NCT02225743
- Testing
- Observation Of Temperature
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Medical University of South Carolina
Amputation, Artificial Limb
Comparison of Prosthetic Feet for People With Syme's Amputation (XF Symes Study)
The purpose of this study is to compare the functional differences between two types of foot prostheses for people with ankle disarticulation (Syme's) amputations.
- Trial name
- NCT04086641
- Testing
- Crossover foot, Energy Storing Foot
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- University of Washington
Amputation
EmPOWERing Active Seniors With Energy
A pilot study comparing the emPOWER Ankle System to standard carbon fiber prosthetic feet, in active seniors.
- Trial name
- EASE (NCT02958553)
- Testing
- emPOWER Ankle, Subject's own passive prosthesis
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Otto Bock Healthcare Products GmbH
Prosthesis Failure
Investigation on Failure Time Analysis of a New TPE Material in the Iceform Liner
Durability evaluation of a new material blend in the Iceform liner and Iceform sleeve.
- Trial name
- NCT05040165
- Testing
- Iceform liner and sleeve
- Where
- United States
- Volunteers
- 64 people
- Sponsor
- Össur Iceland ehf
Aortic Valve Stenosis
Hemodynamic Comparison of Tissue Aortic Valves
The purpose of this study is to: 1. Assess for hemodynamic differences at rest and with exercise between three clinically available tissue aortic valves. 2.
- Trial name
- NCT01635244
- Testing
- Aortic valve replacement
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- University of Michigan
Osteoarthritis of Knee
Stability of the Medial Pivot Total Knee Prosthesis
The purpose of this study is to compare objective and subjective measures of knee stability following total knee arthroplasty with a medial pivot design vs. a posterior stabilized design.
- Trial name
- NCT02577978
- Testing
- Medacta GMK posterior stabilized prosthesis, Medacta GMK Sphere prosthesis
- Where
- United States
- Volunteers
- 61 people
- Sponsor
- Northwestern University
Amputation, Diabetes
Vacuum Suspension: Effects on Tissue Oxygenation, Activity and Fit
The fit of the residual limb within a prosthetic socket is a primary concern for many amputees. A poor fit can lead to skin irritation, tissue breakdown, and pain.
- Conditions
- Amputation, Diabetes, Leg Injuries, Traumatic Amputations
- Trial name
- NCT00117793
- Testing
- Total Surface Bearing Suction Socket, Vacuum assisted socket system
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- US Department of Veterans Affairs
Amputation, Artificial Limbs
Functional Performance Evaluation of NU-FlexSIV Socket
The overall objective of this study is to provide a more comfortable and functional prosthetic socket for persons with transfemoral amputation that will ultimately improve their quality of life.
- Trial name
- NCT02678247
- Testing
- Northwestern University Flexible Sub-Ischial Vacuum Socket, Ischial Containment Socket
- Where
- 3 sites in United States
- Volunteers
- 30 people
- Sponsor
- Northwestern University
Amputation
Agonist-Antagonist Myoneural Interface for Functional Limb Restoration After Transtibial Amputation
This study involves the functional testing of a new lower extremity prosthesis by healthy, active participants with fully healed transtibial (below knee) amputations.
- Trial name
- NCT03913273
- Testing
- AMI transtibial amputation, Standard transtibial amputation
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Massachusetts Institute of Technology
Hip Osteoarthritis, Noninflammatory Degenerative Joint Disease
Randomized Controlled RSA Study Comparing the Taperloc Complete Versus the Taperloc Complete Microplasty.
This is a single center, prospective, randomized controlled study. The primary objective of this study is to measure migration over two years with RSA.
- Conditions
- Hip Osteoarthritis, Noninflammatory Degenerative Joint Disease, Avascular Necrosis, Correction of Functional Deformity
- Trial name
- NCT03409666
- Testing
- Taperloc Complete Microplasty stem, Taperloc Complete Reduced Distal stem
- Where
- Netherlands
- Volunteers
- 50 people
- Sponsor
- Zimmer Biomet
Arthroplasty, Replacement, Knee
Evaluation of Triathlon - A New Total Knee Prosthesis System - Roentgen Stereophotogrammetric Analysis (RSA) Triathlon CR vs. PS
The objective is to investigate the Clinical, Radiographic, Roentgen Stereophotogrammetric behaviour and patient outcome when using the Triathlon total knee prosthesis in a prospective randomized clinical trial.
- Trial name
- TriathlonRSA (NCT02522728)
- Testing
- Triathlon CR, Triathlon PS
- Where
- Sweden
- Volunteers
- 58 people
- Sponsor
- Stryker Orthopaedics
Ankle Arthroplasty, Prosthesis User
3D X-ray Motion Analysis of Ankle-foot Motion After Total Ankle Arthroplasty
Patients who have had a total ankle joint replacement surgery typically have limited movement in their ankles possibly due to the fact that commonly used ankle joint prosthetic devices only allow limited axes of motion.
- Conditions
- Ankle Arthroplasty, Prosthesis User, Joint Disease
- Trial name
- NCT03575975
- Testing
- Total Ankle Replacement Prosthesis
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Georgia Institute of Technology
Lower Extremity Amputation
Pivot-Flex Foot: Optimal Coupling Ratio Between Transverse and Sagittal-plane Motions Using a Torsionally Adaptive Prosthesis for Individuals With Lower Limb Amputation
When prescribing a prosthetic foot, clinicians face a dizzying array of choices as more than 200 different prosthetic feet are available.
- Trial name
- NCT03532100
- Testing
- Torsionally adaptive prosthesis with 0:1 coupling ratio, Torsionally adaptive prosthesis with 1:6 coupling ratio, Torsionally adaptive prosthesis with 1:4 coupling ratio
- Where
- United States
- Volunteers
- 14 people
- Sponsor
- VA Office of Research and Development
Dysplasia; Hip, Prosthesis Survival
Long-term Outcomes of Conical Tapered Stems in Cementless Total Hip Arthroplasty Due to Congenital Hip Pathologies
A retrospective consecutive population of patients treated with conical tapered stems in cementless total hip arthroplasty for osteoarthritis due to congenital hip pathologies will be selected.
- Trial name
- RetroCone (NCT04748458)
- Testing
- Conical tapered stem
- Where
- Italy
- Volunteers
- 85 people
- Sponsor
- Istituto Ortopedico Rizzoli
Malignant Neoplasms of Male Genital Organs
Evaluate Use of Caudal Nerve Blocks in Adult Penile Prosthesis
During penile prosthesis surgery, patients are given general anesthesia in combination with other pain drugs. A caudal nerve block (CNB) is a local anesthetic injected near the tailbone, in addition to general anesthesia, which…
- Trial name
- NCT02740127
- Testing
- Caudal Nerve Block (CNB), Ropivacaine, Epinephrine
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- M.D. Anderson Cancer Center