Clinical trials: Knee Prosthesis
Arthroplasty Replacement Knee, Knee Prosthesis
In Vivo Determination of 3D Patellofemoral Mechanics
This study will analyze the tibio-femoral and patellofemoral (motion) and mechanics (forces) of participants having a normal knee or a total knee arthroplasty (TKA) using one or two different (TKA) devices Low Contract Stress…
- Trial name
- Patella (NCT01290627)
- Testing
- Subjects implanted with DePuy LCS PS RP TKA, Subjects implanted with DePuy Sigma PS RP TKA
- Where
- 4 sites in United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- The University of Tennessee, Knoxville
Unilateral Traumatic Amputation, Amputation, Traumatic
Determining the Potential Benefit of Powered Prostheses
The goal of this research is to determine the effectiveness of a powered prosthesis compared to an unpowered prosthesis during short bouts of walking, extended periods of walking (to fatigue), and performance in the community.
- Trial name
- NCT02828982
- Testing
- Powered ankle prosthesis, Dynamic Response Foot
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Deanna H Gates
Prosthesis User, Amputation
Clinical Investigation (Beta) of Power Knee Mainstream - Dynamic
Prospective two group cross over investigation, comparing the investigational device (Power Knee, a powered microprocessor controlled prosthetic knee) and subjects prescribed microprocessor prosthetic knee (MPK).
- Trial name
- NCT04787627
- Testing
- Power Knee
- Where
- 2 sites in United States
- Volunteers
- 17 people
- Sponsor
- Össur Iceland ehf
Surgical Wound, Revision Total Knee Arthroplasty
Closed Incision Negative Pressure Therapy Versus Standard of Care Surgical Dressing in Revision Total Knee Arthroplasty
This study evaluates surgical site complications in subjects undergoing revision of a total knee arthroplasty when closed incision negative pressure therapy is used to manage the closed incision, as compared to a standard of care…
- Conditions
- Surgical Wound, Revision Total Knee Arthroplasty, Wounds and Injuries, Joint Disease
- Trial name
- PROMISES (NCT03274466)
- Testing
- Closed Incision Negative Pressure Therapy (ciNPT), Standard of Care Dressing
- Where
- 17 sites in United States
- Volunteers
- 294 people
- Sponsor
- KCI USA, Inc
Infection of Total Hip Joint Prosthesis
Evaluating Advantages of Prevena After Hip and Knee Arthroplasty
Determine the extent to which application of the Prevena vacuum system to clean surgical incisions immediately following surgical procedure (total hip or total knee arthroplasty) will reduce the rates of: readmission to hospital…
- Trial name
- NCT01854138
- Testing
- Prevena Incision Management System
- Where
- United States
- Volunteers
- 248 people
- Sponsor
- ProMedica Health System
Knee Osteoarthritis
A Prospective Study to Evaluate the iTotal Knee and iPoly XE Tibial Inserts
This study is designed to evaluate the clinical outcomes of subjects who have recently undergone surgery with the iTotal® Cruciate Retaining (CR) Total Knee Replacement System (KRS) who have also had iPoly XE Tibial Inserts…
- Trial name
- NCT03289754
- Testing
- iPoly XE tibial insert with ConforMIS iTotal KRS
- Where
- Germany
- Volunteers
- 52 people
- Sponsor
- Restor3D
Prosthesis-related Infections, Wound Complications
Evaluation of Wound Management With Negative Pressure Dressing Versus Standard Dressing After Revision Arthroplasty.
The purpose of this study is to determine the efficacy of a negative pressure wound therapy (NPWT) system after revision total knee and hip arthroplasty in patients at high risk for infection.
- Conditions
- Prosthesis-related Infections, Wound Complications, Joint Diseases, Musculoskeletal Diseases
- Trial name
- NCT02127281
- Testing
- Prevena
- Where
- United States
- Volunteers
- 160 people
- Sponsor
- The Cleveland Clinic
Total Knee Arthroplasty
Effect of Low Dose Corticosteroids on Perioperative Markers of Thrombosis and Fibrinolysis in Total Knee Arthroplasty
One postoperative complication following unilateral or bilateral total knee arthroplasty is thrombosis (blood clot formation). In this prospective, double-blinded randomized controlled clinical trial, researchers are…
- Trial name
- NCT01815918
- Testing
- Hydrocortisone
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Hospital for Special Surgery, New York
Knee Arthroplasty, Total
iTotal Pilot Study of ConforMIS Custom Total Knee Implant
To compare the outcomes of patients receiving the ConforMIS custom total knee implant to the outcomes of patients who receiving an off-the-shelf total knee implant.
- Trial name
- NCT02186587
- Testing
- ConforMIS custom total knee
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- University of Missouri-Columbia
Prosthesis User, Amputation
An Investigation of Functional Improvements in the RHEO KNEE Compared to Hydraulic Microprocessor Controlled Knees (MPKs)
The aim of this study was to evaluate the mobility, perceived safety and functioning of unilateral transfemoral (TF) amputees using the Rheo Knee XC compared to their existing prosthetic knee (RHEO KNEE II, III or Genium, X2 or…
- Trial name
- NCT04023578
- Testing
- RHEO KNEE XC
- Where
- 4 sites in United States
- Volunteers
- 15 people
- Sponsor
- Össur Iceland ehf
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, Amputation; Traumatic, Leg, Lower
Clinical Outcomes With Passive MPKs vs. Powered Prosthetic Knees
The goal of this proposed project is to gather community-based data from the K4-level Transfemoral Amputee (TFA) population to aid in evidence-based prescription of powered prosthetic knees (i.e., choosing the right device to…
- Conditions
- Amputation, Amputation; Traumatic, Leg, Lower, Limb; Absence, Congenital, Lower, Prosthesis User
- Trial name
- NCT05267639
- Testing
- Power Knee
- Where
- 2 sites in United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Liberating Technologies, Inc.
Lower Limb Amputation Below Knee (Injury)
Wear and Tear Evaluation of New Nike Sport Sole for Runnnig Prosthesis
Running Specific Feet are based on the original Flex-Foot design using the energy storage and release function as the main design feature. Running specific prosthetic feet are intended for running and jogging.
- Trial name
- NCT04787640
- Testing
- Nike Sport Sole
- Volunteers
- 3 people
- Sponsor
- Össur Iceland ehf
Arthroplasty, Replacement, Knee
Evaluation of Triathlon - a New Total Knee Prosthesis System - Triathlon vs. Duracon
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
- NCT00436982
- Testing
- Cemented Triathlon total knee system, Duracon total knee system
- Where
- Sweden
- Volunteers
- 60 people
- Sponsor
- Stryker Orthopaedics
Knee Prosthesis, Knee Replacement Arthroplasty
Mechanics Analysis of Patients Having a Sigma Mobile Bearing TKA
Utilize previously developed mathematical model to determine in vivo knee mechanics (kinematics, forces, stresses, areas and sound) for subjects having a Sigma Posterior Stabilizing (PS) mobile bearing (MB) total knee…
- Trial name
- Sigma MB TKA (NCT01714492)
- Testing
- Sigma Posterior Stabilizing Rotating Platform TKA Beaded Poly
- Where
- 3 sites in United States
- Volunteers
- 8 people
- Sponsor
- The University of Tennessee, Knoxville
Osteoarthritis
Comparison of Knee Kinematics for Subjects Implanted With Either a ConforMIS or Traditional Knee Implant
A better understanding of knee joint kinematics is important to explain the premature polyethylene wear failures within total knee arthroplasties (TKAs) and to help design a prosthesis that most closely approximates the normal…
- Trial name
- NCT01717001
- Where
- 2 sites in United States
- Volunteers
- 66 people
- Sponsor
- Restor3D
Other and Unspecified Complications of Amputation Stump
Comparative Outcomes Assessment of the C-Leg With a New Knee Prosthesis
The purpose of this study is to determine if transfemoral amputees of varied etiology will demonstrate increased function, safety and quality of life following accommodation with a new knee prosthesis as compared to their former…
- Trial name
- NCT01473992
- Testing
- Otto Bock C-Leg, Otto Bock Genium
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Jason Highsmith
Osteoarthritis
A Multicenter Study to Evaluate Functional Outcome After Knee Replacement
Patients will be consecutively enrolled by implant. Implant groups will be those who have undergone surgery with either a ConforMIS iTotal® CR TKA or an Off-the- Shelf (OTS) system.
- Trial name
- NCT02494544
- Testing
- Off the Shelf Total Knee Replacement, ConforMIS iTotal Knee Replacement
- Where
- 8 sites in United States
- Volunteers
- 215 people
- Sponsor
- Restor3D
Knee Prosthesis
In Vivo Kinematics Comparison of Stryker or Zimmer Total Knee Arthroplasty
This study will compare the kinematics data collected from patients with implants created by different manufacturers to see which of these implants provides a more normal-like kinematic pattern compared to the normal knee.
- Trial name
- NCT01864434
- Testing
- Stryker posterior cruciat retaining (PCR) total knee arthroplasty (TKA), Zimmer PCR TKA
- Where
- 4 sites in United States
- Volunteers
- 50 people
- Sponsor
- The University of Tennessee, Knoxville
Arthritis, Osteoarthritis, Knee
Switching Drug Therapy for the Prevention of Blood Clot Formation From Enoxaparin to Rivaroxaban After Orthopedic Surgery for Either Total Hip or Total Knee Replacement
The study will describe the short-term effects the study drug, rivaroxaban, has on the body when a patient is switched from enoxaparin injection (by needle) to oral rivaroxaban (by mouth) for the prevention of blood clotting in…
- Conditions
- Arthritis, Osteoarthritis, Knee, Osteoarthritis, Hip, Thromboembolism
- Trial name
- NCT01094886
- Testing
- Rivaroxaban
- Where
- 5 sites in United States
- Volunteers
- 56 people
- Sponsor
- Ortho-McNeil Janssen Scientific Affairs, LLC