Clinical trialNCT03305588Active, not recruitingInterventional

RAD 1601: EDGE Radiosurgery for Intractable Essential Tremor and Tremor-Dominant Parkinson's Disease

SponsorUniversity of Alabama at BirminghamEnrollment40Essential TremorParkinson Disease

View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

To determine the efficacy of frameless Virtual Cone Radiosurgical Thalamotomy for medically refractory tremor resulting from either Essential Tremor or Tremor-Dominant Parkinson's Disease with the Fahn-Tolosa-Marin Tremor Rating Scale (FTMTRS) in patients who are not candidates for deep brain stimulation (DBS).

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Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

John Fiveash, MD
University of Alabama at Birmingham
Principal Investigator
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A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States

University of Alabama at Birmingham (uab) Hazelrig-Salter Radiation Oncology Center
Birmingham, Alabama, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study. It may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start: 5 Dec 2017
Primary completion: 1 Oct 2025
Completion: 1 Sept 2026
Last update posted: 9 Mar 2026
Registered enrollment: 40
Registry id: NCT03305588

clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.