相关实验视频
Updated: Jan 9, 2026

05:05
A Structured Approach to Extubation in Mechanically Ventilated Rats
Published on: July 18, 2025
438
基于呼吸机制和临床指标的老年重病患者在7天内失败的输出管的风险因素:一项追溯队列研究
Xixi Ruan1, Xiaping Zhang2, Weihang Hu1
1Department of Critical Care Medicine, Zhejiang Hospital, Hangzhou, China.
Frontiers in medicine
|December 5, 2025
概括
老年ICU患者的输出失败是常见的. 女性性别,高血清,高乳酸和高峰气道压力是这种在7天内失败的关键危险因素.
科学领域:
- 关键护理医学 关键护理医学
- 老年医学 老年医学
- 呼吸系统护理 呼吸系统护理
背景情况:
- 气管输管和机械通风是标准的重症监护干预措施.
- 老年患者的输出失败与更糟糕的结果有关,包括长时间的通风和增加的死亡率.
- 在老年患者中,早期识别输出管失败风险至关重要.
研究的目的:
- 在老年重症患者中,在7天内识别出输出失败的独立风险因素.
- 在这个弱势群体中为断奶和拔方案的临床决策提供信息.
主要方法:
- 对103名ICU老年患者进行了回顾性队列研究.
- 分析与7天内输出失败相关的临床特征.
- 后勤回归以确定脱失败的独立风险因素.
主要成果:
- 老年女性患者的输出失败风险明显更高 (OR=6.770).
- 血清 (>145.76 mmol/L) 和乳酸 (>3.45 mmol/L) 的升高是衰竭的强有力的预测因素 (分别为OR=15.008和OR=17.866).
- 高峰气道压力 (峰值>18.5厘米H2O) 也与输出失败 (OR=9.056) 独立相关.
结论:
- 女性性别,血清>145.76 mmol/L,乳酸>3.45 mmol/L,Ppeak>18.5 cmH2O是老年人输管患者7天输管失败的独立危险因素.
- 这些发现突出了风险分层的特定生理标志物和人口因素.
- 基于这些风险因素的有针对性的干预措施可以提高老年ICU患者的输出管成功率.
相关概念视频
Endotracheal Tube Extubation
3.4K
Endotracheal tube extubation is a critical procedure in weaning patients from mechanical ventilation. It involves physically removing the oral or nasal endotracheal (ET) tube, marking the final step in liberating a patient from ventilatory support.
Procedure
Extubation removes the endotracheal tube (ETT) from the patient on mechanical ventilation. It requires a well-coordinated, multidisciplinary approach involving physicians, nurses, respiratory therapists, and other healthcare professionals....
Procedure
Extubation removes the endotracheal tube (ETT) from the patient on mechanical ventilation. It requires a well-coordinated, multidisciplinary approach involving physicians, nurses, respiratory therapists, and other healthcare professionals....
3.4K
Endotracheal Intubation II: Nursing Management
2.3K
Endotracheal intubation is a critical procedure that can be lifesaving for many patients with respiratory distress or failure. The role of nursing in managing endotracheal tubes is pivotal, as it involves pre-intubation preparation, assisting during the procedure, and post-extubation care.
1. Nursing Care of Patients Before Intubation
Before the endotracheal intubation procedure, nurses play an essential role in ensuring the process goes smoothly. The nurses must be familiar with intubation...
1. Nursing Care of Patients Before Intubation
Before the endotracheal intubation procedure, nurses play an essential role in ensuring the process goes smoothly. The nurses must be familiar with intubation...
2.3K
Acute Respiratory Failure-III
733
Hypercapnic respiratory failure, also known as Type 2 or ventilatory respiratory failure, is a severe condition characterized by the body's inability to effectively remove carbon dioxide (CO2) from the bloodstream. It leads to an arterial CO2 pressure (PaCO2) exceeding 45 mmHg and a blood pH above 7.35. This situation indicates that the body's ventilatory demand, or the ventilation needed to maintain normal PaCO2 levels, surpasses its supply or the maximum gas flow achievable without...
733
Acute Respiratory Failure-V
425
The treatment for acute respiratory failure varies based on factors like the underlying cause, overall health, and severity. A collaborative healthcare team is essential for early detection, often through arterial blood gas analysis. Identifying the cause is the primary goal, with treatment strategies adjusted for ventilation/perfusion (V/Q) mismatch, shunting, or diffusion impairment.
Ensure that patients are monitored continuously for their response to therapy, including changes in...
Ensure that patients are monitored continuously for their response to therapy, including changes in...
425
Endotracheal Intubation I: Procedure
7.1K
Endotracheal or ET intubation is a critical medical procedure used to secure a patient's airway, often in acute respiratory distress, apnea, upper airway obstruction, ineffective clearance of secretions, high risk for aspiration, or during general anesthesia.
The ET tube comprises various components, including a standard adaptor to attach a bag-valve-mask (BVM) or ventilator, a cuff, a pilot balloon, and radiopaque markings along its length to measure the insertion distance. The tube sizes...
The ET tube comprises various components, including a standard adaptor to attach a bag-valve-mask (BVM) or ventilator, a cuff, a pilot balloon, and radiopaque markings along its length to measure the insertion distance. The tube sizes...
7.1K
Acute Respiratory Failure-IV
490
Respiratory failure can manifest suddenly or gradually, characterized by a rapid decline in PaO2 and a rapid rise in PaCO2. This situation indicates a severe respiratory problem that may quickly become a life-threatening emergency. One of the early signs of hypoxemic Acute Respiratory Failure (ARF) is a change in mental status due to the brain's sensitivity to oxygen levels and changes in acid-base balance. Symptoms such as restlessness, confusion, and agitation suggest inadequate oxygen...
490

