A Prospective Randomized Study on Vanguard Cruciate Retaining Versus Vanguard High Flex Posterior Stabilized Total Knee System in the Early Range of Motion

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT00763113

Enrollment

173

Registered

2008-09-30

Start date

2007-06-30

Completion date

2012-07-31

Last updated

2017-06-16

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Total Knee Arthroplasty

Brief summary

Main Objectives are: Test Difference in terms of early ROM between Vanguard FB CR and Vanguard FB PS. Knees; Demonstrate the comparable ROM of high flex PS to CR.

Interventions

DEVICEVanguard PS Knee

Vanguard PS Knee

DEVICEVanguard CR Knee

Vanguard CR Knee

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

TREATMENT

Masking

NONE

Eligibility

Sex/Gender

ALL

Healthy volunteers

Inclusion criteria

Patients need total knee replacement

Design outcomes

Primary

Measure	Time frame
Knee Society Score	6weeks, 6months, 1 year

Secondary

Measure	Time frame
WOMAC	6weeks, 6months, 1 year
Oxford Knee	6weeks, 6months, 1 year
Complication	Anytime

Countries

Canada

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026