跳至主要内容
临床试验/NCT05194332
NCT05194332撤回不适用

Transcranial Low Intensity Focused Ultrasound Neuromodulation as a Probe to Study Human Emotion and Cognitive Function

The University of Texas Health Science Center, Houston1 个研究点 分布在 1 个国家目标入组 24 人开始时间: 2026年1月1日最近更新:
适应症
干预措施

试验速览

阶段
不适用
状态
撤回
入组人数
24
试验地点
1
主要终点
Changes in amygdala activity indicated by functional magnetic resonance imaging (fMRI) scan blood oxygen-level-dependent (BOLD) signal

研究概览

简要总结

The purpose of this study is to assess the low-intensity focused ultrasound pulsation (LIFUP) neuromodulation on emotion processing in healthy individuals, and to assess the overall safety of the LIFUP to stimulate or inhibit brain activity in healthy volunteers.

研究设计

研究类型
Interventional
分配方式
Na
干预模型
Single Group
主要目的
Basic Science
盲法
None

入排标准

年龄范围
18 Years 至 75 Years(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Must be right-handed
  • Must be illicit drug-free at the time of scanning as appropriate (verified by negative urine drug screen)
  • Must be healthy (without medical, neurological, psychiatric illness)
  • Must be psychotropic medication free (≥ 14 days)

排除标准

  • Must not be a smoker
  • Females must not be pregnant or nursing
  • Must not suffer from claustrophobia
  • Must not meet exclusion criteria for MRI scanning (i.e., non-fixed magnetizable objects)
  • Must not have ongoing, chronic, or relapsing/remitting medical, psychiatric,or neurological illness as determined by a combination of history, medical record, and/or examination.

研究组 & 干预措施

LIFUP sonication to the amygdala

Experimental

干预措施: LIFUP sonication to the amygdala (Device)

结局指标

主要结局

Changes in amygdala activity indicated by functional magnetic resonance imaging (fMRI) scan blood oxygen-level-dependent (BOLD) signal

时间窗: baseline, 5 mins post-LIFUP sonication

Changes in brain resting state functional network as indicated by fMRI scan connectivity measures

时间窗: baseline, 10-20 mins post-LIFUP sonication

次要结局

  • Change in performance on Reward Task(baseline, 1-hour post-LIFUP sonication)
  • Tolerability of LIFUP sonication as assessed number of adverse events(baseline, immediately after LIFUP sonication)

研究者

申办方类型
Other
责任方
Principal Investigator
主要研究者

Jair Soares

Professor

The University of Texas Health Science Center, Houston

研究点 (1)

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