NCT03060057

Brief Summary

The purpose of this study is to evaluate both short and long term clinical performance and safety of the commercially available U2 Knee™ System.

Trial Health

55
Monitor

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
200

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Mar 2017

Longer than P75 for all trials

Geographic Reach
1 country

4 active sites

Status
active not recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

February 10, 2017

Completed
13 days until next milestone

First Posted

Study publicly available on registry

February 23, 2017

Completed
1 month until next milestone

Study Start

First participant enrolled

March 30, 2017

Completed
7 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 30, 2024

Completed
2 years until next milestone

Study Completion

Last participant's last visit for all outcomes

March 30, 2026

Completed
Last Updated

June 5, 2023

Status Verified

June 1, 2023

Enrollment Period

7 years

First QC Date

February 10, 2017

Last Update Submit

June 1, 2023

Conditions

Outcome Measures

Primary Outcomes (1)

  • Implant Survivorship

    Device Survivorship defined as no revision of removal of any parts of the system

    2 Years

Secondary Outcomes (7)

  • Change in Knee Society Score (KSS) Over Time

    Baseline, 6 weeks, 3 months, 6 months, 12 months, 24 months, 3 years, 4 years, 5 years

  • Change in EQ-5D Over Time

    Baseline, 6 weeks, 3 months, 6 months, 12 months, 24 months, 3 years, 4 years, 5 years

  • Change in EQ-5D VAS Over Time

    Baseline, 6 weeks, 3 months, 6 months, 12 months, 24 months, 3 years, 4 years, 5 years

  • Change in KOOS, JR. Over Time

    Baseline, 6 weeks, 3 months, 6 months, 12 months, 24 months, 3 years, 4 years, 5 years

  • Radiographic Analysis

    24 months, 5 years

  • +2 more secondary outcomes

Interventions

The United U2 Knee™ System consists of several components and for this clinical evaluation it includes the (1) Femoral Component, (2) Tibial Insert, 3) Tibial Baseplate, and the 4) Patella.

Eligibility Criteria

Age18 Years - 75 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

The U2 Knee™ System is intended for use in subjects who require primary total knee arthroplasty for reduction or relief of pain and/or improved knee function.

You may qualify if:

  • Subject is between 18 and 75 years of age
  • Subject is indicated for a unilateral total knee arthroplasty (TKA) based on the approved labeling of the device
  • Subject has no history of previous prosthetic replacement device or orthopedic surgeries on the operative knee
  • Subject is willing and able to provide informed consent to participate in the study;
  • Subject is willing and able to understand the purpose of the study, his/her role, and is available to return to the clinic/hospital for all required follow-up visits;

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (4)

Coastal Orthopedics

Bradenton, Florida, 34209, United States

Location

Jacksonville Orthopaedic Institute

Jacksonville, Florida, 32204, United States

Location

Orthopedic Center of Vero Beach

Vero Beach, Florida, 32960, United States

Location

Rubin Institute for Advanced Orthopedics

Baltimore, Maryland, 21215, United States

Location

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

February 10, 2017

First Posted

February 23, 2017

Study Start

March 30, 2017

Primary Completion

March 30, 2024

Study Completion

March 30, 2026

Last Updated

June 5, 2023

Record last verified: 2023-06

Locations