NCT02056470

Brief Summary

Assess the safety and functionality of the Freedom Knee® system through a multi-center clinical trial. Study endpoints include a comparison of Pre-Surgery versus Post-Surgery data for:

  1. 1.Range of Motion
  2. 2.Quality of Life measurements using Knee Society Scale (KSS)
  3. 3.Survivorship as defined by 'No Revision' of baseline implant
  4. 4.Quality of Life measurements using the WOMAC Score

Trial Health

87
On Track

Trial Health Score

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

Enrollment
211

participants targeted

Target at P75+ for not_applicable

Timeline
Completed

Started Sep 2013

Longer than P75 for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

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

Study Start

First participant enrolled

September 1, 2013

Completed
5 months until next milestone

First Submitted

Initial submission to the registry

February 3, 2014

Completed
3 days until next milestone

First Posted

Study publicly available on registry

February 6, 2014

Completed
6 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

February 1, 2020

Completed
29 days until next milestone

Study Completion

Last participant's last visit for all outcomes

March 1, 2020

Completed
Last Updated

March 30, 2020

Status Verified

March 1, 2020

Enrollment Period

6.4 years

First QC Date

February 3, 2014

Last Update Submit

March 26, 2020

Conditions

Outcome Measures

Primary Outcomes (1)

  • Assess the safety and functionality of the Freedom Knee® system through a multi-center clinical trial

    The study is hoping to assess the safety of the implant by looking at the incident of revisions to the implant post surgery up to and including 3 years

    3 years

Study Arms (1)

Freedom Total Knee Replacement

EXPERIMENTAL

Freedom Total Knee

Device: Freedom Total KneeDevice: Total Knee ReplacementDevice: Freedom Total Knee System

Interventions

The Freedom Total Knee System is being implanted in subjects suitable for a total knee replacement

Also known as: Freedom Total Knee System
Freedom Total Knee Replacement

total Knee replacement implant

Also known as: Freedom Knee
Freedom Total Knee Replacement

Total Knee replacement implant

Also known as: Freedom Knee
Freedom Total Knee Replacement

Eligibility Criteria

Age40 Years - 80 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Males and Females 40-80 years of age
  • Patients requiring knee prosthesis, and have been evaluated as appropriate candidates for aTKA by their orthopedic surgeon
  • Patients who understand the conditions of the study and are willing and able to comply with the post-operative scheduled clinical and the prescribed rehabilitation

You may not qualify if:

  • Previous major knee replacement of the affected knee joint
  • Other significant disabling problems from the muscular-skeletal system than in the knees (i.e muscular dystrophy, polio, nueropathic joints)
  • Obese patients where obesity is severe enough to affect subject's ability to perform activities of daily living (body mass index, kg/m2: BMI \> 35)
  • Patients who are found to be non-compliant by their physician
  • Patients with or having; malignancy - active malignancy, active or suspected infection, Paget's disease, renal osteodystrophy, immunologically suppressed, sickle cell anemia, and systemic lupus erythmatosus.
  • The patient has a neuromuscular or neurosensory deficit.
  • Female patients planning a pregnancy during the course of the study.
  • Patients, who are mentally incompetent or are unlikely to be compliant with the prescribed post-operative routine and follow-up evaluation schedule.
  • Varus or valgus deformity \> 20 degrees

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Maxx Ortho

Norristown, Pennsylvania, 19403, United States

Location

MeSH Terms

Interventions

Arthroplasty, Replacement, Knee

Intervention Hierarchy (Ancestors)

Arthroplasty, ReplacementArthroplastyOrthopedic ProceduresSurgical Procedures, OperativePlastic Surgery ProceduresProsthesis Implantation

Study Officials

  • Robert W Eberle

    Director, Clinical Affairs

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
NA
Masking
NONE
Purpose
TREATMENT
Intervention Model
SINGLE GROUP
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

February 3, 2014

First Posted

February 6, 2014

Study Start

September 1, 2013

Primary Completion

February 1, 2020

Study Completion

March 1, 2020

Last Updated

March 30, 2020

Record last verified: 2020-03

Locations