Unknown NA INTERVENTIONAL 2-arm NCT02737527

Comparison of the Efficacy of the Ultrasound With Fluoroscopy in Guidance of Lumbar Sympathetic Block

Comparison of the Efficacy of the Ultrasound With Fluoroscopy in Guidance of Lumbar Sympathetic Block: A Prospective Randomized Open-label Trial

Sponsor: Seoul National University

Conditions Complex Regional Pain Syndrome Diabetic Polyneuropathy Peripheral Neuropathy Postherpetic Neuralgia

Interventions 10 ml of 0.25% levobupivacaine injection for LSB 15-cm Chiba needle for Lumbar Sympathetic Block (LSB) 24G intravenous route for Lumbar Sympathetic Block (LSB): Fluoroscope for Lumbar Sympathetic Block (LSB) Postprocedure care for LSB Temperature measurement for Lumbar Sympathetic Block (LSB) Ultrasound for Lumbar Sympathetic Block (LSB)

Updated 7 times since 2017 Last updated: Jun 8, 2016 Started: Apr 30, 2016 Primary completion: Nov 30, 2017 Completion: Nov 30, 2017

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

This NA trial investigates Complex Regional Pain Syndrome and Diabetic Polyneuropathy and is currently ongoing. Seoul National University leads this study, which shows 7 recorded versions since 2016 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

7 versions recorded

Sep 2025 — Present [monthly]

Unknown NA
Sep 2024 — Sep 2025 [monthly]

Unknown NA
Jul 2024 — Sep 2024 [monthly]

Unknown NA

Status: Unknown Status → Unknown
Jan 2021 — Jul 2024 [monthly]

Unknown Status NA
Jul 2018 — Jan 2021 [monthly]

Unknown Status NA

Status: Recruiting → Unknown Status

▶ Show 2 earlier versions

Jun 2018 — Jul 2018 [monthly]

Recruiting NA
Jan 2017 — Jun 2018 [monthly]

Recruiting NA

First recorded

Apr 2016

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Seoul National University

Data source: Seoul National University

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

Study Locations

• Seoul, South Korea