A Study to Compare the NexGen CR and CR-Flex Knee Implants
Public ClinicalTrials.gov record NCT00761956. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Prospective Randomized Multicenter Study of NexGen CR-Flex Knee
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this study is to test for significant differences in functional outcomes, specifically pre-operative ROM and post-operative ROM obtained by using a NexGen CR versus a NexGen CR-Flex knee implant. Specifically, it is predicted that an increase in post-operative range of motion will be experienced by patients treated with the NexGen CR-Flex knee implant.
Study identification
- NCT ID
- NCT00761956
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Enrollment
- 189 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 21 Years to 80 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Aug 31, 2004
- Primary completion
- Nov 30, 2010
- Completion
- Nov 30, 2010
- Last update posted
- Jul 15, 2012
2004 – 2010
United States locations
- U.S. sites
- 8
- U.S. states
- 7
- U.S. cities
- 8
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Dickinson Medical Group, LLC | Milford | Delaware | 19963 | — |
| University of Chicago Hospital | Chicago | Illinois | 60637 | — |
| Rockford Orthopedic Associates | Rockford | Illinois | 61107 | — |
| University of Massachusetts Memorial Medical Center | Worcester | Massachusetts | 01605 | — |
| Orthopaedic Associates of Grand Rapids, PC | Grand Rapids | Michigan | 49525 | — |
| Pinehurst Surgical Center | Pinehurst | North Carolina | 28374 | — |
| Slocum Orthopedics, PC | Eugene | Oregon | 97401 | — |
| The Orthopedic Group | Clairton | Pennsylvania | 15025 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00761956, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Jul 15, 2012 · Synced Sep 10, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00761956 live on ClinicalTrials.gov.