NCT00698854

Brief Summary

The purpose of this prospective clinical data-collection is to document the performance and clinical outcomes of the Vanguard™ Complete Knee System.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
552

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Mar 2004

Longer than P75 for all trials

Geographic Reach
1 country

8 active sites

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

March 1, 2004

Completed
4.3 years until next milestone

First Submitted

Initial submission to the registry

June 13, 2008

Completed
4 days until next milestone

First Posted

Study publicly available on registry

June 17, 2008

Completed
12.6 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

January 1, 2021

Completed
3.2 years until next milestone

Study Completion

Last participant's last visit for all outcomes

March 1, 2024

Completed
Last Updated

September 19, 2024

Status Verified

September 1, 2024

Enrollment Period

16.8 years

First QC Date

June 13, 2008

Last Update Submit

September 4, 2024

Conditions

Keywords

Total Knee ArthroplastyTotal Knee ReplacementKnee Arthritis

Outcome Measures

Primary Outcomes (1)

  • KSS

    Knee Society Score Assessment

    10 year

Secondary Outcomes (2)

  • Radiographic Information

    10 years

  • Survivorship

    10 years

Study Arms (2)

Vanguard™ Complete Knee System

Vanguard Total Knee System, Cruciate-Retaining (CR) or Posterior-Stabilized (PS)

Device: Vanguard™ Complete Knee System

Vanguard™ Patient-Specific Femur

Vanguard Total Knee System used in combination with Signature technique to provide a patient-specific femur

Device: Vanguard™ Patient-Specific Femur

Interventions

Primary Total Knee System, Cruciate-Retaining (CR) or Posterior-Stabilized (PS)

Vanguard™ Complete Knee System

Primary Total Knee System used with Signature technique to provide a patient-specific femur

Also known as: Vanguard Select
Vanguard™ Patient-Specific Femur

Eligibility Criteria

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

Patients in need of relief from painful or disabling joint disease

You may qualify if:

  • Painful and disabled knee joint resulting from osteoarthritis, rheumatoid arthritis, traumatic arthritis where one or more compartments are involved.
  • Correction of varus, valgus, or posttraumatic deformity
  • Correction or revision of unsuccessful osteotomy, or arthrodesis
  • Patient selection factors to be considered include:
  • Need to obtain pain relief and improve function
  • Ability and willingness of the patient to follow instructions
  • Including control of weight and activity level
  • Good nutritional state of the patient
  • Patient must have reached full skeletal maturity

You may not qualify if:

  • Absolute contraindications include:
  • Infection
  • Sepsis
  • Osteomyelitis
  • Failure of a previous joint replacement
  • Relative contraindications include:
  • Uncooperative patient or patient with neurologic disorders who are incapable of following directions
  • Osteoporosis
  • Metabolic disorders which may impair bone formation
  • Osteomalacia
  • Distant foci of infections which may spread to the implant site
  • Rapid joint destruction, marked bone loss or bone resorption apparent on roentgenogram
  • Vascular insufficiency, Muscular atrophy, Neuromuscular disease
  • Incomplete or deficient soft tissue surrounding the knee

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (8)

Physicians Clinic of Iowa Orthopedics

Cedar Rapids, Iowa, 52403, United States

Location

The Orthopaedic Center

Rockville, Maryland, 20850, United States

Location

Advanced Orthopedic Specialists

Cape Girardeau, Missouri, 63701, United States

Location

Orthopaedic Associates of Rochester

Rochester, New York, 14626, United States

Location

Texas Orthopedic Specialists

Grapevine, Texas, 76015, United States

Location

Orthopedic Associates

Fishersville, Virginia, 22939, United States

Location

Spokane Orthopedics

Spokane, Washington, 99207, United States

Location

Othopaedic & Sports Medicine Clinic of Monroe

Monroe, Wisconsin, 53566, United States

Location

MeSH Terms

Conditions

OsteoarthritisArthritis, Rheumatoid

Condition Hierarchy (Ancestors)

ArthritisJoint DiseasesMusculoskeletal DiseasesRheumatic DiseasesConnective Tissue DiseasesSkin and Connective Tissue DiseasesAutoimmune DiseasesImmune System Diseases

Study Officials

  • Kacy C Arnold, RN MBA

    Zimmer Biomet

    STUDY DIRECTOR

Study Design

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

Study Record Dates

First Submitted

June 13, 2008

First Posted

June 17, 2008

Study Start

March 1, 2004

Primary Completion

January 1, 2021

Study Completion

March 1, 2024

Last Updated

September 19, 2024

Record last verified: 2024-09

Locations