ISO 23747:2015
Anaesthetic and respiratory equipment — Peak expiratory flow meters for the assessment of pulmonary function in spontaneously breathing humans
发布时间:2015-07-28 实施时间:


呼气峰流量计是一种用于评估肺功能的设备,它可以测量一个人在最大呼气时的最大呼气流量。这个数值可以用来评估肺功能的健康状况,以及监测哮喘和慢性阻塞性肺疾病等呼吸系统疾病的治疗效果。

ISO 23747:2015 标准规定了呼气峰流量计的要求和试验方法,以确保其准确性和可靠性。该标准要求呼气峰流量计的测量范围应该在50到1000升/分钟之间,并且测量误差应该小于10%。此外,呼气峰流量计还应该具有以下特点:

1. 易于使用和清洁;
2. 能够适应不同的口径和口型;
3. 能够记录和存储测量结果;
4. 能够与其他呼吸设备兼容。

为了确保呼气峰流量计的准确性和可靠性,ISO 23747:2015 标准还规定了一系列试验方法,包括:

1. 测量准确性试验:通过使用标准气体流量计和人工肺模拟器来测试呼气峰流量计的准确性;
2. 重复性试验:通过多次测量同一人的呼气峰流量来测试呼气峰流量计的重复性;
3. 稳定性试验:通过在不同温度和湿度条件下测试呼气峰流量计的稳定性;
4. 耐久性试验:通过模拟长期使用和清洁来测试呼气峰流量计的耐久性。

ISO 23747:2015 标准的实施可以提高呼气峰流量计的准确性和可靠性,从而更好地评估肺功能的健康状况和呼吸系统疾病的治疗效果。

相关标准
- ISO 26782:2009 Anaesthetic and respiratory equipment — Spirometers inted for the measurement of time forced expired volumes in humans
- ISO 26782-2:2015 Anaesthetic and respiratory equipment — Spirometers inted for the measurement of time forced expired volumes in humans — Part 2: Pneumotachographs and volume displacement spirometers
- ISO 26782-3:2015 Anaesthetic and respiratory equipment — Spirometers inted for the measurement of time forced expired volumes in humans — Part 3: Flow measuring systems
- ISO 26782-4:2015 Anaesthetic and respiratory equipment — Spirometers inted for the measurement of time forced expired volumes in humans — Part 4: Specifications for incentive spirometers
- ISO 26782-5:2015 Anaesthetic and respiratory equipment — Spirometers inted for the measurement of time forced expired volumes in humans — Part 5: Requirements for spirometers used for the assessment of bronchial responsiveness