在高压环境下对外侧静脉系统的评估
Ömer Bozkurt1, Selis Gülseven Güven2, Memduha Taş3
1Department of Audiology Institute of Health Sciences, Trakya University Edirne Turkiye.
Laryngoscope investigative otolaryngology
|August 22, 2025
概括
暴露在高压环境中的潜水员可能会经历外围前庭系统的变化. 宫前庭唤起肌性潜能 (c-VEMP) 幅度增加表明由于内耳创伤而增加的囊性可塑性.
科学领域:
- 耳鼻喉科
- 潜水医学
- 神经科学
背景情况:
- 周围的前庭系统对于平衡和空间定向至关重要.
- 暴露在高压环境中,例如潜水时,可能会影响内耳结构.
- 内耳创伤是潜水员经历压力变化的风险.
研究的目的:
- 调查潜水者的外围前庭系统的变化.
- 评估高压暴露和潜在的内耳创伤对前庭功能的影响.
- 在潜水员中评估宫前庭唤起肌性潜能 (c-VEMP) 的变化.
主要方法:
- 这是一项前性研究,涉及45名健康志愿者,分为对照组和潜水组.
- 对两组患者进行了耳科,听力学和c- VEMP检查.
- 听力值和c-VEMP参数 (P1-N1延迟和幅度) 的统计分析.
主要成果:
- 与对照组相比,潜水员在低频和高频之间显示出纯色听力值的显著差异.
- 在SCUBA组中观察到右耳的P1- N1延迟和左耳的N1延迟.
- 在SCUBA潜水员中发现了c-VEMP幅度的统计显著增加.
结论:
- 潜水员的c-VEMP幅度增加表明囊性可塑性增强.
- 这些发现很可能是由于内耳的耳石结构受到重创的影响.
- 高压暴露可能会导致潜水员前庭系统的适应性变化.
相关概念视频
Equilibrium and Balance
5.1K
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...
5.1K
The Vestibular System
40.2K
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.
40.2K
Auditory Perception
581
The auditory system is essential for sound perception, utilizing various critical structures. When sound waves enter the outer ear, they travel through the ear canal and cause the eardrum to vibrate. These vibrations are then transmitted to the middle ear, where three tiny bones – the malleus, incus, and stapes – amplify the sound. This amplification is crucial, as it ensures that the sound vibrations are strong enough to be conveyed to the inner ear. These vibrations then reach the...
581


