快速制造风扇的特点:一个范围审查
Katie Mikkelsen1, Marco Zaccagnini2,3, Ginny Brunton1,4,5,6
1Ms. Mikkelsen, Dr. Brunton, and Dr. Nonoyama are affiliated with Faculty of Health Sciences, Ontario Tech University, Oshawa, Canada.
Respiratory care
|May 28, 2025
概括
在COVID-19期间开发了快速制造呼吸机 (RMV),但缺乏标准. 本综述绘制了RMV文献,并提出了在未来危机中提高安全性和有效性的设计.
科学领域:
- 生物医学工程 生物医学工程
- 公共卫生 公共卫生
- 医疗器械 医疗器械
背景情况:
- 在全球范围内,COVID-19大流行凸显了医疗保健系统中机械呼吸机的严重短缺.
- 快速制造的呼吸机 (RMV) 作为一种反应出现了,但由于缺乏标准化的开发,它们的安全性和有效性没有得到验证.
- 围绕RMV有效性和安全性的不确定性需要对现有的设计和文献进行全面审查.
研究的目的:
- 对快速制造呼吸机 (RMV) 的文献进行范围审查.
- 绘制公布的RMV设计和特征的广度和深度.
- 为标准化RMV设计提出建议,以确保有效性和安全性.
主要方法:
- 按照乔安娜·布里格斯研究所的指导方针进行了范围审查.
- 在2022年4月的9个电子数据库和谷歌学者中进行了搜索,并于2024年进行了更新.
- 双重选和数据提取使用了基于6个RMV指导文件的预定义标准.
主要成果:
- 66篇文章描述了66种不同的RMV,其中大多数 (91%) 发表于2020年之后.
- 确定了四种主要设计类型:电气式 (E-P),手动复苏器自动压缩 (MR),E-P和MR组合,以及"其他".
- 在运行,性能和工程特征方面,RMV之间存在显著的变化,导致11个设计和测试建议.
结论:
- 该研究提供了初步数据,用于为未来的制造提供RMV设计标准化的信息.
- 标准化的RMV可以提高效率和安全性,特别是在大规模伤亡事件之外的流行病.
- 对于面临资源限制和未来灾难情景的低收入和中等收入国家来说,RMV具有潜在的实用性.
相关概念视频
Mechanical Ventilation II: Invasive Ventilation
646
Ventilators are essential medical equipment used to aid patients with respiratory difficulties. Their primary function is to assist or replace spontaneous breathing by providing mechanical ventilation. There are two general classes of mechanical ventilators: negative-pressure and positive-pressure ventilators.
Negative-Pressure Ventilators
Negative-pressure ventilators create a vacuum around the chest or body to draw air into the lungs, simulating breathing. This method does not require an...
Negative-Pressure Ventilators
Negative-pressure ventilators create a vacuum around the chest or body to draw air into the lungs, simulating breathing. This method does not require an...
646
Mechanical Ventilation I: Indication and Settings
2.6K
Mechanical ventilation is a life-saving technique for managing acute respiratory failure and other respiratory complications. The process involves using a machine known as a ventilator to supply oxygen to the lungs and assist in removing carbon dioxide. It serves as a bridge to long-term mechanical ventilation or a temporary measure until ventilatory support is discontinued. The ventilator can maintain this function for a prolonged period, providing critical support for patients until they can...
2.6K
Ventilatory Modes
1.3K
Mechanical ventilators are life-saving devices that support or replace spontaneous breathing. They deliver breaths to patients through varying methods known as ventilator modes. Understanding these modes is critical for healthcare providers managing patients with respiratory failure.
There are three ventilatory modes: full support, partial support, and spontaneous. These are described below.
Full Support Modes
Full support modes include controlled mechanical ventilation, continuous mandatory...
There are three ventilatory modes: full support, partial support, and spontaneous. These are described below.
Full Support Modes
Full support modes include controlled mechanical ventilation, continuous mandatory...
1.3K
Mechanical Ventilation III: Noninvasive Ventilation
523
Noninvasive positive-pressure ventilation (NIPPV), continuous positive airway pressure (CPAP), and bilevel positive airway pressure (BiPAP) are essential methods in respiratory care. These ventilation techniques offer unique benefits for patients with various respiratory conditions, providing adequate support without requiring intubation. Let's explore how each method is crucial in improving patient outcomes and enhancing respiratory therapy.
Noninvasive Positive-Pressure Ventilation...
Noninvasive Positive-Pressure Ventilation...
523
Assessment of Ventilation I: Respiratory Rate
2.0K
Assessment of Ventilation
A Ventilation assessment is critical for monitoring a patient's health status. Respiration, one of the most accessible vital signs, provides insights into the function of numerous body systems and can indicate serious health issues, such as brainstem injuries from head trauma.
Critical Guidelines for Assessing Ventilation:
A Ventilation assessment is critical for monitoring a patient's health status. Respiration, one of the most accessible vital signs, provides insights into the function of numerous body systems and can indicate serious health issues, such as brainstem injuries from head trauma.
Critical Guidelines for Assessing Ventilation:
2.0K
Factors Affecting Pulmonary Ventilation
2.8K
Besides the pressure difference between the external environment and the lungs, the airflow rate and ease of pulmonary ventilation are also influenced by three other factors: surface tension of the fluid in the alveoli, compliance of the lungs, and airway resistance.
Alveolar Surface Tension
The alveolar fluid lines the luminal surface of the alveoli and exerts a force called surface tension. This force is caused by the polar water molecules in the liquid being more strongly attracted to each...
Alveolar Surface Tension
The alveolar fluid lines the luminal surface of the alveoli and exerts a force called surface tension. This force is caused by the polar water molecules in the liquid being more strongly attracted to each...
2.8K


