超声波技术的进步,通过光神经外直径测量来评估内压力
Wei-Ze Fan1, Jun-Rong Jiang2, Hui-Ling Zang3
1Department of The Fifth Cardiology, The Second Hospital of Hebei Medical University, Shijiazhuang, China.
World neurosurgery
|June 21, 2024
概括
视神经外直径 (ONSD) 的超声波测量提供了一种安全的,非侵入性的方法来检测升高的内压力 (ICP). 需要进一步标准化ONSD截止值,以改善其用于各种神经疾病的临床应用.
科学领域:
- 神经学 神经学
- 医疗成像医学成像
- 眼科医生 眼科 眼科
背景情况:
- 脑内压力升高 (ICP) 是脑损伤患者的关键指标,包括瘤,出血和.
- 传统的ICP监测方法存在局限性,需要探索更少的侵入性技术.
研究的目的:
- 审查ICP的概念和传统的监测方法.
- 探索视神经外的解剖学和生理学.
- 评估超声波测量视神经外直径 (ONSD) 的实用性,用于评估各种疾病中的ICP.
主要方法:
- 文献综述侧重于ICP,视神经外解剖学和超声波ONSD测量.
- 分析了利用ONSD用于神经和非神经疾病中增加ICP检测的研究.
主要成果:
- 对ONSD的超声波测量是一种有希望的非侵入性,安全和可重复的技术,用于评估升高的ICP.
- 在神经系统和非神经系统疾病中,ONSD已经证明有用.
- 目前使用ONSD的高ICP缺乏标准化的切割值,这构成了挑战.
结论:
- 对ONSD的超声波测量是进行非侵入性ICP评估的宝贵工具.
- 进一步的研究和标准化ONSD截止值对于广泛的临床采用至关重要.
- 视神经外研究对于优化ONSD在ICP评估中的有效性至关重要.
相关概念视频
01:21Sites for measuring blood pressure
Blood pressure measurement is a fundamental clinical procedure, providing crucial data for assessing cardiovascular health. Among the various sites for this measurement, the brachial and popliteal arteries are predominantly utilized due to their accessibility and the reliability of their readings. This lesson delves into the anatomical significance, methodology, and considerations of measuring blood pressure at these locations.
The Brachial Artery: Primary Site for Blood Pressure Measurement
The Brachial Artery: Primary Site for Blood Pressure Measurement
01:30Equipments Used To Measure Blood Pressure
Direct Method
This invasive approach involves cannulating a peripheral artery. During each cardiac contraction, pressure generates mechanical motion within the catheter, transmitted through rigid, fluid-filled tubing to a transducer. This transducer converts mechanical motion into electrical signals displayed as waveforms on a monitor. An automatic flushing system prevents blood backflow. Due to the potential risk of unexpected arterial blood loss, this method is primarily used in intensive...
This invasive approach involves cannulating a peripheral artery. During each cardiac contraction, pressure generates mechanical motion within the catheter, transmitted through rigid, fluid-filled tubing to a transducer. This transducer converts mechanical motion into electrical signals displayed as waveforms on a monitor. An automatic flushing system prevents blood backflow. Due to the potential risk of unexpected arterial blood loss, this method is primarily used in intensive...
01:23Assessment of blood pressure in brachial artery(two-step method)
Measuring blood pressure is a fundamental skill in healthcare that aids in diagnosing and monitoring hypertension and other cardiovascular conditions. An aneroid sphygmomanometer, commonly used in clinical settings, offers a manual and precise method for blood pressure measurement. The technique for using this instrument involves specific steps that must be carefully executed to ensure accuracy. The following detailed description outlines a two-step technique for assessing blood pressure using...
01:19Assessing Blood pressure using a doppler ultrasound
To obtain accurate blood pressure measurements in clinical settings, especially when traditional methods are insufficient, healthcare professionals utilize the Doppler ultrasound technique. This method uses high-frequency sound waves to detect blood flow within the arteries, which is crucial for patients with conditions that complicate circulatory system assessment.
Pre-Procedural Guidelines for Doppler Ultrasound Blood Pressure Assessment:
Preparation of Equipment:
Pre-Procedural Guidelines for Doppler Ultrasound Blood Pressure Assessment:
Preparation of Equipment:
01:28Special considerations while measuring blood pressure
When assessing blood pressure (BP), healthcare professionals must consider various factors and potential unexpected outcomes to ensure accurate readings and provide proper patient care. Adhering to these guidelines is essential to achieving the most reliable results.
Monitoring Both Arms:
Monitoring BP in both arms during the initial assessment is advisable, as the systolic value may differ by five to ten mm Hg between arms. For subsequent BP assessments, use the arm with the higher reading.
Monitoring Both Arms:
Monitoring BP in both arms during the initial assessment is advisable, as the systolic value may differ by five to ten mm Hg between arms. For subsequent BP assessments, use the arm with the higher reading.
01:17Measurement of Blood Pressure
Assessing blood pressure is a standard procedure executed in virtually all medical environments. The method utilized today was established over a hundred years ago by an innovative Russian doctor, Dr. Nikolai Korotkoff. The soft ticking noise, known as Korotkoff sounds, heard while taking blood pressure readings results from turbulent blood flow within the vessels. The apparatus required for this procedure includes a sphygmomanometer, a blood pressure cuff attached to a gauge, and a stethoscope.