概括
在TapEye调度仪 (TET) 显示了通过眼进行精确眼内压力 (IOP) 测量的潜力,经过校正后. 这种最少的侵入性方法可以解决未满足的临床需求.
科学领域:
- 眼科医生 眼科 眼科
- 生物医学工程 生物医学工程
- 医疗器械 医疗器械
背景情况:
- 眼内压力 (IOP) 测量对于诊断和治疗青光眼至关重要.
- 目前的度测量方法可能是侵入性的或需要专门的培训.
- 存在需要准确的,最少侵入性的IOP测量工具.
研究的目的:
- 为了评估一种新型的跨骨自测仪的准确性,TapEye调度仪 (TET).
- 评估一种方法,通过使用TET,通过上眼提高IOP测量准确度.
主要方法:
- 开发了TapEye度仪 (TET),用于测量跨皮IOP.
- 参与者接受了使用TET的培训;用TET测量IOP,非接触度仪和戈德曼平面度仪 (GAT).
- 校正的TET (c-TET) IOP使用基线TET和GAT差异计算;测量在1个月后重复.
主要成果:
- 最初的TET和GAT测量之间没有显著的相关性.
- 在1个月后纠正的TET (c-TET) 和GAT测量之间发现了显著的相关性.
- c-TET和GAT之间的平均差异为0.4 ± 3.7 mmHg (右眼) 和0.5 ± 3.4 mmHg (左眼).
结论:
- 根据GAT差异对TET IOP测量进行校正,可以改善与GAT的相关性.
- 经过校正的TapEye度仪 (c-TET) 显示了准确,最少侵入性的IOP评估的前景.
- 该TET设备有可能满足IOP监控的未满足需求.
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...
01:15Assessment of blood pressure in brachial artery(one-step method)
This procedural guide systematically measures blood pressure using an oscillometric digital sphygmomanometer, emphasizing accuracy, patient safety, and comfort.
Prepare for the Procedure:
Prepare for the Procedure:
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:
01:17Measurement 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.