相关实验视频

Updated: Jul 1, 2025

Three Dimensional Vestibular Ocular Reflex Testing Using a Six Degrees of Freedom Motion Platform

Three Dimensional Vestibular Ocular Reflex Testing Using a Six Degrees of Freedom Motion Platform

Published on: May 23, 2013

摇头增强了健康受试者对电动前庭刺激的眼运动反应

Maja Striteska¹, Jan Kremlacek²

¹Department of Otorhinolaryngology and Head and Neck Surgery, University Hospital Hradec Kralove, Charles University, Faculty of Medicine in Hradec Kralove, Czech Republic; Department of Otorhinolaryngology, 3rd Faculty of Medicine, Charles University and University Hospital Kralovske Vinohrady, Czech Republic.

Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology

|March 3, 2024

概括

在体前庭刺激 (GVS) 过程中添加摇头,可显著提高在健康个体中检测GVS诱导的阴囊. 这种简单的操作可以更好地识别前庭反应,否则这些反应可能很弱或不存在.

科学领域:

神经科学是一个神经科学.
垂体系统生理学垂体系统生理学
人类受试者研究研究

背景情况:

动前庭刺激 (GVS) 是一种用于调节前庭神经活动的技术.
GVS可以诱导眼,一种非自愿的眼动,这是前庭功能的一个关键指标.
检测GVS诱导的阴囊可能具有挑战性,特别是当反应较弱时.

研究的目的:

为了确定头摇动作是否可以增强健康参与者的前腔刺激 (GVS) 诱导的鼻.
评估在GVS期间摇头的有效性,以确定前体反应.

主要方法:

十九名健康参与者接受了双时空2mAGVS.
尼斯塔格姆的平均缓慢相速 (aSPV) 在头部静止和摇头条件下被测量.
与任何自发性阴囊相对应的极性一致和极性不一致的刺激,应用了GVS.

主要成果:

与头部静止状态 (74%一致,63%不一致) 相比,在摇头状态 (84%一致,79%不一致) 中检测到更高比例的参与者身上.
由于GVS诱导的尼斯塔格姆的aSPV在对一致的 (1.33度/秒的增加) 和不一致的 (1.24度/秒的增加) GVS的摇头动作时显著更高.
与头部静止条件相比,摇头会使GVS诱导的阴囊变多一倍多.

结论:

在健康人群中,摇头显著增加了GVS诱导的阴囊症的严重程度.
这种摇头技术提高了GVS反应的识别,特别是当它们在头部静止状态下微妙或不存在时.
这些发现为了解GVS响应的中央处理引入了一个新的原则,并突出了2mAGVS的安全性和有效性.

关键词:

电气前庭刺激电气前庭刺激电气诱导的阴.电气诱导的眼运动反应动静脉静脉刺激动静脉静脉刺激摇头诱导的尼斯塔格姆斯超直流刺激超直流刺激速度存储器速度存储器

更多相关视频

Using Unidirectional Rotations to Improve Vestibular System Asymmetry in Patients with Vestibular Dysfunction

Using Unidirectional Rotations to Improve Vestibular System Asymmetry in Patients with Vestibular Dysfunction

Published on: August 30, 2019

Assessment of Static Graviceptive Perception in the Roll-Plane using the Subjective Visual Vertical Paradigm

Assessment of Static Graviceptive Perception in the Roll-Plane using the Subjective Visual Vertical Paradigm

Published on: April 28, 2020

相关概念视频

Equilibrium and Balance

Equilibrium and Balance

The inner ear assumes dual functionalities of auditory perception and equilibrium maintenance. The vestibule is the organ responsible for balance. This organ contains mechanoreceptors, specifically hair cells, endowed with stereocilia, which aid in deciphering information regarding the position and motion of our heads. Two intrinsic components, the utricle and saccule, help perceive head position, while the semicircular canals track head movement. Neurological messages initiated in the...

The Vestibular System

The Vestibular System

The vestibular system is a set of inner ear structures that provide a sense of balance and spatial orientation. This system is comprised of structures within the labyrinth of the inner ear, including the cochlea and two otolith organs—the utricle and saccule. The labyrinth also contains three semicircular canals—superior, posterior, and horizontal—that are oriented on different planes.