Completed PHASE4 INTERVENTIONAL 2-arm NCT00912873

Optimizing Local Anesthetic Concentration for Continuous Lumbar Plexus Nerve Blocks

Sponsor: University of California, San Diego

Interventions 0.1% Ropivacaine 0.4% Ropivacaine

Updated 9 times since 2017 Last updated: Feb 18, 2021 Started: May 31, 2008 Primary completion: Jun 30, 2009 Completion: Jun 30, 2009

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 Hip Arthroplasty and Hip Pain and is currently completed. University of California, San Diego leads this study, which shows 9 recorded versions since 2008 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

9 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
Apr 2021 — Dec 2022 [monthly]

Completed PHASE4

▶ Show 4 earlier versions

Jan 2021 — Apr 2021 [monthly]

Completed PHASE4
Jun 2018 — Jan 2021 [monthly]

Completed PHASE4
Feb 2017 — Jun 2018 [monthly]

Completed PHASE4
Jan 2017 — Feb 2017 [monthly]

Completed PHASE4

First recorded

May 2008

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

University of California, San Diego

Data source: University of California, San Diego

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

Study Locations

• San Diego, United States