Completed PHASE4 INTERVENTIONAL 2-arm NCT00923598

Optimizing Local Anesthetic Concentration for Continuous Femoral Nerve Blocks

Sponsor: The Cleveland Clinic

Conditions Knee Pain Total Knee Arthroplasty

Interventions 0.1% and 0.4% perineural ropivicaine

Updated 10 times since 2017 Last updated: Nov 27, 2019 Started: Jun 30, 2009 Primary completion: Apr 30, 2011 Completion: Apr 30, 2011

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This PHASE4 trial investigates Knee Pain and Total Knee Arthroplasty and is currently completed. The Cleveland Clinic leads this study, which shows 10 recorded versions since 2009 — indicating substantial longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

10 versions recorded

Sep 2024 — Present [monthly]

Completed PHASE4
Jul 2024 — Sep 2024 [monthly]

Completed PHASE4
Jan 2023 — Jul 2024 [monthly]

Completed PHASE4
Dec 2022 — Jan 2023 [monthly]

Completed PHASE4
Dec 2021 — Dec 2022 [monthly]

Completed PHASE4

▶ Show 5 earlier versions

Jan 2021 — Dec 2021 [monthly]

Completed PHASE4
Jan 2020 — Jan 2021 [monthly]

Completed PHASE4
Jun 2018 — Jan 2020 [monthly]

Completed PHASE4
Feb 2017 — Jun 2018 [monthly]

Completed PHASE4
Jan 2017 — Feb 2017 [monthly]

Completed PHASE4

First recorded

Jun 2009

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

The Cleveland Clinic
University of California, San Diego

Data source: University of California, San Diego

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Cleveland, United States