Physiological effects of awake prone position in acute hypoxemic respiratory failure
清醒俯卧位对急性低氧性呼吸衰竭的生理影响

Background: The effects of awake prone position on the breathing pattern of hypoxemic patients need to be better understood. We conducted a crossover trial to assess the physiological effects of awake prone position in patients with acute hypoxemic respiratory failure.

Chest electrical impedance tomography examination, data analysis, terminology, clinical use and recommendations: consensus statement of the TRanslational EIT developmeNt stuDy group
胸部电阻抗断层扫描检查，数据分析，术语，临床使用和建议:EIT发展研究组的共识声明

Electrical impedance tomography (EIT) has undergone 30 years of development. Functional chest examinations with this technology are considered clinically relevant, especially for monitoring regional lung ventilation in mechanically ventilated patients and for regional pulmonary function testing in patients with chronic lung diseases.

Bedside personalized methods based on electrical impedance tomography or respiratory mechanics to set PEEP in ARDS and recruitment-to-inflation ratio: a physiologic study
基于EIT或呼吸力学的床边个性化方法来设定ARDS的PEEP和肺复张-膨胀比:一项生理学研究

Background: Various Positive End-Expiratory Pressure (PEEP) titration strategies have been proposed to optimize ventilation in patients with acute respiratory distress syndrome (ARDS).

Visualizing exertional dyspnea in a post-COVID patient using electrical impedance tomography

Purpose and method: Many post-COVID patients suffer from dyspnea on exertion. To visualize exercise-induced dyspnea, a post-COVID patient and a healthy volunteer underwent an exercise test on a treadmill under stress relevant to everyday life monitored by electrical impedance tomography (EIT).

Electrical impedance tomography in children with community acquired pneumonia: preliminary data
社区获得性肺炎儿童的EIT监测:初步数据

Background: Electrical impedance tomography (EIT) is a noninvasive pulmonary function test that provides spatial and temporal information of changes in regional lung ventilation. We aimed to assess the feasibility of EIT as a supplementary tool in the evaluation of community acquired pneumonia in children.

Regional Ventilation-Perfusion Matching by Electrical Impedance Tomography After Single Lung Transplant
单肺移植后EIT的局部通气灌注匹配

Single lung transplantation (LUTX) can be the last therapeutic option for a growing cohort of patients suffering from end-stage respiratory failure. Postoperative ventilatory management of single LUTX recipients is challenged by the coexistence of the diseased native lung and a healthy-but fragile-graft.

Setting positive end-expiratory pressure: does the 'best compliance' concept really work?
设定PEEP:“最佳顺应性”概念真的有效吗?

Purpose of review: Determining the optimal positive end-expiratory pressure (PEEP) setting remains a central yet debated issue in the management of acute respiratory distress syndrome (ARDS).The 'best compliance' strategy set the PEEP to coincide with

Electrical impedance tomography: Usefulness for respiratory physiotherapy in critical illnesses
EIT用于危重疾病的呼吸物理治疗

Respiratory physiotherapy, including the management of invasive mechanical ventilation (MV) and noninvasive mechanical ventilation (NIV), is a key supportive intervention for critically ill patients.

Lung Volume and Ventilation Distribution After Bariatric Surgery-High-Flow Nasal Cannula Versus CPAP

Background: Patients with obesity are at increased risk of postoperative pulmonary complications. CPAP has been used successfully to prevent and treat acute respiratory failure, but in many clinical scenarios

Intraoperative individualization of positive-end-expiratory pressure through electrical impedance tomography or esophageal pressure assessment: a systematic review and meta-analysis of randomized controlled trials
通过EIT或食管压力评估术中个体化PEEP:随机对照试验的系统回顾和荟萃分析

Purpose: This systematic review of randomized-controlled trials (RCTs) with meta-analyses aimed to compare the effects on intraoperative arterial oxygen tension to inspired oxygen fraction ratio (PaO2/FiO2), exerted by positive end-expiratory pressure

Impact of Positive End-Expiratory Pressure and FiO2 on Lung Mechanics and Intrapulmonary Shunt in Mechanically Ventilated Patients with ARDS Due to COVID-19 Pneumonia
PEEP和FiO2对COVID-19肺炎所致ARDS机械通气患者肺力学和肺内分流的影响

Purpose: This study aimed to investigate the effects of inspired oxygen fraction (FiO2) and positive end-expiratory pressure (PEEP) on gas exchange in mechanically ventilated patients with COVID-19.

Individualization of PEEP and tidal volume in ARDS patients with electrical impedance tomography: a pilot feasibility study
应用电阻抗断层成像技术个体化评估ARDS患者PEEP和潮气量:一项初步可行性研究

Background: In mechanically ventilated patients with acute respiratory distress syndrome (ARDS), electrical impedance tomography (EIT) provides information on alveolar cycling and overdistension as well as assessment of recruitability at the bedside.

Unmatched ventilation and perfusion measured by electrical impedance tomography predicts the outcome of ARDS
EIT测量不匹配的通气和灌注可预测ARDS的结局

Background: In acute respiratory distress syndrome (ARDS), non-ventilated perfused regions coexist with non-perfused ventilated regions within lungs. The number of unmatched regions might reflect ARDS severity and affect the risk of ventilation-induced lung injury.

Monitoring of spontaneous pneumothorax using electrical impedance tomography: A case report
EIT监测自发性气胸:1例病例报道

Pneumothorax is an emergency in thoracic surgeries and respiratory medicine. A technique is warranted for real-time monitoring of pneumothorax at the bedside so that rapid diagnosis and timely intervention can be achieved.

Emerging Trends and Hot Spots of Electrical Impedance Tomography Applications in Clinical Lung Monitoring
电阻抗断层成像在临床肺监测中的应用趋势和热点

Objective: This study explores the emerging trends and hot topics concerning applications on electrical impedance tomography (EIT) in clinical lung monitoring.

Bedside Selection of Positive End Expiratory Pressure by Electrical Impedance Tomography in Patients Undergoing Veno-Venous Extracorporeal Membrane Oxygenation Support: A Comparison between COVID-19 ARDS and ARDS from Other Etiologies
在接受静脉-静脉体外膜肺氧合支持的患者中，通过电阻抗断层成像选择呼气末正压:COVID-19 ARDS与其他病因所致ARDS的比较

Background: The interest in protective ventilation strategies and individualized approaches for patients with severe illness on veno venous extracorporeal support has increased in recent years.

Electrical impedance tomography to aid in the identification of hypoxemia etiology: Massive atelectasis or pneumothorax? A case report
电阻抗断层成像帮助鉴别低氧血症病因:大面积肺不张还是气胸?1例病例报告

Background: Bedside ultrasound is often used to determine the etiology of hypoxaemia, but not always with definitive results. This case reports the application of electrical impedance tomography (EIT) and saline injection to determine the etiology of hypoxaemia in a complex case that could not be identified by bedside ultrasound.

Electrical Impedance Tomography (EIT) in a Patient Suffering from Post-COVID Syndrome with Dyspnea: A Case Report
一例covid - 19后综合征伴呼吸困难患者的电阻抗断层成像(EIT):病例报告

Background: Long-term health consequences following COVID-19 disease constitute an increasing problem worldwide. A considerable number of patients still suffer from various symptoms, most commonly dyspnea, months or even years after the acute infection.

Regional lung viscoelastic properties in supine and prone position in a porcine model of acute respiratory distress syndrome
急性呼吸窘迫综合征猪模型仰卧位和俯卧位时的局部肺黏弹性特性

Regional viscoelastic properties of thoracic tissues in acute respiratory distress syndrome (ARDS) and their change with position and positive end-expiratory pressure (PEEP) are unknown. In an experimental porcine ARDS,

Positive end-expiratory pressure titration with electrical impedance tomography and pressure-volume curve: a randomized trial in moderate to severe ARDS

Objective: The aim of the study was to compare titration of positive end-expiratory pressure (PEEP) with electrical impedance tomography (EIT) and with ventilator-embedded pressure-volume (PV) loop in moderate to severe acute respiratory distress syndrome (ARDS).

Estimation of changes in cyclic lung strain by electrical impedance tomography: Proof-of-concept study
电阻抗断层成像评估循环肺应变的变化:概念验证研究

Rationale: Cyclic strain may be a determinant of ventilator-induced lung injury. The standard for strain assessment is the computed tomography (CT), which does not allow continuous monitoring and exposes to radiation.

Electrical Impedance Tomography-based Ventilation Patterns in Patients After Major Surgery
基于电阻抗断层成像的大手术后患者通气模式

Rationale: General anesthesia and mechanical ventilation have negative impacts on the respiratory system, causing heterogeneous distribution of lung aeration, but little is known about the ventilation patterns of postoperative patients and their association with clinical outcomes.

Perioperative Open-lung Approach, Regional Ventilation, and Lung Injury in Cardiac Surgery
心脏手术围手术期开肺入路、局部通气与肺损伤

Background: In the Protective Ventilation in Cardiac Surgery (PROVECS) randomized, controlled trial, an open-lung ventilation strategy did not improve postoperative respiratory outcomes after on-pump cardiac surgery.

Electrical Impedance Tomography Identifies Evolution of Regional Perfusion in a Porcine Model of Acute Respiratory Distress Syndrome
EIT识别猪ARDS模型的局部灌注演变

Background: Bedside electrical impedance tomography could be useful to visualize evolving pulmonary perfusion distributions when acute respiratory distress syndrome worsens or in response to ventilatory and positional therapies.

Individualized PEEP guided by EIT in patients undergoing general anesthesia: A systematic review and meta-analysis
全麻患者在EIT引导下设置个体化PEEP:一项系统回顾和荟萃分析

Background: The determination of optimal positive end-expiratory pressure (PEEP) values in patients undergoing general anesthesia remains controversial. Electrical impedance tomography (EIT) directed individualized PEEP has emerged as a novel approach to PEEP setting and has garnered increasing attention.

Individualised positive end-expiratory pressure titrated intra-operatively by electrical impedance tomography optimises pulmonary mechanics and reduces postoperative atelectasis: A randomised controlled trial
一项随机对照试验:术中电阻抗断层扫描个体化呼气末正压滴定可优化肺力学并减少术后肺不张

Background: A protective intra-operative lung ventilation strategy has been widely recommended for laparoscopic surgery. However, there is no consensus regarding the optimal level of positive end-expiratory pressure (PEEP) and its effects during pneumoperitoneum.

Effect of electrical impedance-guided PEEP in reducing pulmonary complications after craniotomy: study protocol for a randomized controlled trial
电阻抗引导的PEEP在降低开颅术后肺部并发症中的作用:一项随机对照试验的研究方案

Objective: The purpose of this study is to explore whether electrical impedance tomography (EIT)-guided individualized positive end-expiratory pressure (PEEP) can reduce the incidence of pulmonary complications within 1 week following a craniotomy compared with a single PEEP (PEEP = 6 cmH2O) from dura suturing to extubation.

EIT指导个体化PEEP设定对机器人辅助前列腺癌根治术老年患者低氧血症发生率的影响

目的：探讨胸部电阻抗断层成像（EIT）指导个体化呼气末正压（PEEP）设定对机器人辅助前列腺癌根治术老年患者在麻醉后监护室（PACU）内低氧血症发生率的影响。

Monitoring postoperative lung recovery using electrical impedance tomography in post anesthesia care unit: an observational study
电阻抗断层成像在麻醉后监护病房监测术后肺恢复:一项观察性研究

With electrical impedance tomography (EIT) recruitment and de-recruitment phenomena can be quantified and monitored at bedside. The aim was to examine the feasibility of EIT with respect to monitor atelectasis formation and resolution in the post anesthesia care unit (PACU).

Recruitable alveolar collapse and overdistension during laparoscopic gynecological surgery and mechanical ventilation: a prospective clinical study
腹腔镜妇科手术和机械通气期间可复性肺泡塌陷和过度扩张:一项前瞻性临床研究

Background: Laparoscopic surgery in Trendelenburg position may impede mechanical ventilation (MV) due to positioning and high intra-abdominal pressure. We sought to identify the positive end-expiratory pressure (PEEP) levels necessary to counteract atelectasis formation

Lung aeration and ventilation after general anesthesia in left lateral position: a prospective observational study using electrical impedance tomography
左侧体位全身麻醉后的肺通气和通气:一项使用电阻抗断层成像的前瞻性观察研究

Background: Endoscopic submucosal dissection (ESD) under general anesthesia in left lateral position may lead to transient impairment of pulmonary function.

Electrical impedance tomography: the holy grail of ventilation and perfusion monitoring?
EIT:神圣的通气和灌注监测的圣杯?

This review summarizes the state-of-the-art in electrical impedance tomography (EIT) for ventilation and perfusion imaging. EIT is a relatively new technology used to image regional impedance distributions in a cross-sectional area of the body.

Electrical impedance tomography-guided positive end-expiratory pressure titration in ARDS: a systematic review and meta-analysis
EIT引导PEEP滴定治疗ARDS:系统回顾和荟萃分析

Purpose: Assessing efficacy of electrical impedance tomography (EIT) in optimizing positive end-expiratory pressure (PEEP) for acute respiratory distress syndrome (ARDS) patients to enhance respiratory system mechanics and prevent ventilator-induced lung injury (VILI), compared to traditional methods.

Lung Recruitment Assessed by Electrical Impedance Tomography (RECRUIT): A Multicenter Study of COVID-19 Acute Respiratory Distress Syndrome
EIT评估肺复张:一项COVID-19ARDS的多中心研究

Among mechanically ventilated patients, asymmetrical lung injury is probably extremely frequent in the intensive care unit but the lack of standardized measurements does not allow to describe any prevalence among mechanically ventilated patients.

Integrating electrical impedance tomography and transpulmonary pressure monitoring to personalize PEEP in hypoxemic patients undergoing pressure support ventilation
整合电阻抗断层成像和跨肺压监测对接受压力支持通气的低氧血症患者的个体化PEEP

Monitoring with electrical impedance tomography (EIT) during a decremental PEEP trial has been used to identify the PEEP that yields the optimal balance of pulmonary overdistension and collapse. This method is based on pixel-level changes in respiratory system compliance and depends on fixed or measured airway driving pressure.

Electric impedance tomography-guided PEEP titration reduces mechanical power in ARDS: a randomized crossover pilot trial
电阻抗断层扫描引导PEEP滴定降低ARDS患者的机械功率:一项随机交叉先导试验

Background: In patients with acute respiratory distress syndrome undergoing mechanical ventilation, positive end-expiratory pressure (PEEP) can lead to recruitment or overdistension. Current strategies utilized for PEEP titration do not permit the distinction.

Integrating electrical impedance tomography and transpulmonary pressure monitoring to personalize PEEP in hypoxemic patients undergoing pressure support ventilation
整合电阻抗断层扫描和跨肺压力监测来个性化低氧血症患者进行压力支持通气的PEEP

Monitoring with electrical impedance tomography (EIT) during a decremental PEEP trial has been used to identify the PEEP that yields the optimal balance of pulmonary overdistension and collapse.

Electrical Impedance Tomography in Acute Respiratory Distress Syndrome Management
EIT在ARDS管理中的应用

Objective: To describe, through a narrative review, the physiologic principles underlying electrical impedance tomography, and its potential applications in managing acute respiratory distress syndrome (ARDS). To address the current evidence supporting its use in different clinical scenarios along the ARDS management continuum.

Effects of Prone Position on Lung Recruitment and Ventilation-Perfusion Matching in Patients With COVID-19 Acute Respiratory Distress Syndrome: A Combined CT Scan/Electrical Impedance Tomography Study
俯卧位对COVID-19急性呼吸窘迫综合征患者肺复张和通气-灌注匹配的影响:一项联合CT扫描/电阻抗断层成像研究

Objectives: Prone positioning allows to improve oxygenation and decrease mortality rate in COVID-19-associated acute respiratory distress syndrome (C-ARDS). However, the mechanisms leading to these effects are not fully understood.

Lung-Dependent Areas Collapse, Monitored by Electrical Impedance Tomography, May Predict the Oxygenation Response to Prone Ventilation in COVID-19 Acute Respiratory Distress Syndrome
通过EIT监测的肺依赖区塌陷可能预测COVID-19 ARDS中俯卧通气的氧合反应

Objectives: ICUs have had to deal with a large number of patients with acute respiratory distress syndrome COVID-19, a significant number of whom received prone ventilation, which is a substantial consumer of care time.

The Role of Electrical Impedance Tomography for Management of High-Risk Pulmonary Embolism in a Postoperative Patient
ARDS个体化PEEP:局部通气与肺正压最佳分布的比较

Objectives: Different techniques exist to select personalized positive end-expiratory pressure in patients affected by the acute respiratory distress syndrome.

Non-invasive pulmonary artery pressure estimation by electrical impedance tomography in a controlled hypoxemia study in healthy subjects
EIT在健康受试者控制低氧血症研究中的无创肺动脉压评估

Pulmonary hypertension is a hemodynamic disorder defined by an abnormal elevation of pulmonary artery pressure (PAP). Current options for measuring PAP are limited in clinical practice.

Setting positive end-expiratory pressure by using electrical impedance tomography
使用EIT设定PEEP

Purpose of review: This review presents the principles and possibilities of setting positive end-expiratory pressure (PEEP) using electrical impedance tomography (EIT). It summarizes the major findings of recent studies where EIT was applied to monitor the effects of PEEP on regional lung function and to guide the selection of individualized PEEP setting.

Is there a need for individualized adjustment of electrode belt position during EIT-guided titration of positive end-expiratory pressure?
在eit引导PEEP滴定时，是否需要个体化调整电极带的位置?

Objective. The aim of the present study was to evaluate the variation of tidal volume-to-impedance ratio (VT/ZT) during positive end-expiratory pressure (PEEP) titration with electrical impedance tomography (EIT) measurement.

Clinical value of electrical impedance tomography (EIT) in the management of patients with acute respiratory failure: a single centre experience
EIT在急性呼吸衰竭患者管理中的临床价值:单中心经验

Objective: We will describe our clinical experience using electrical impedance tomography (EIT) in the management of mechanical ventilation in patients with acute respiratory failure and to determine to which extent EIT-guided positive end-expiratory pressure (PEEP) setting differed from clinically set values.

Positive end-expiratory pressure titration with electrical impedance tomography and pressure-volume curve: a randomized trial in moderate to severe ARDS
使用EIT和压力-容积曲线进行PEEP滴定:一项中重度ARDS的随机试验

Objective: The aim of the study was to compare titration of positive end-expiratory pressure (PEEP) with electrical impedance tomography (EIT) and with ventilator-embedded pressure-volume (PV) loop in moderate to severe acute respiratory distress syndrome (ARDS).

PEEP titration by EIT strategies for patients with ARDS: A systematic review and meta-analysis
EIT策略用于ARDS患者的PEEP滴定:系统回顾和荟萃分析

Objective: To determine which method of Positive End-expiratory Pressure (PEEP) titration is more useful, and to establish an evidence base for the clinical impact of Electrical Impedance Tomography (EIT) based individual PEEP setting which appears to be a promising method to optimize PEEP in Acute Respiratory Distress Syndrome (ARDS) patients.

电阻抗断层成像技术在肺灌注中的研究进展

电阻抗断层成像技术（EIT）是根据人体不同组织器官阻抗差异来进行实时监测的一种新兴技术，目前已被初步运用于临床研究和疾病诊疗。肺灌注是指肺组织的血流灌注功能，许多疾病的发生发展都和肺灌注情况密切相关，所以实时监测肺灌注显得尤为重要，而EIT的应用和发展进一步促进了肺灌注的监测，相关研究已取得极大进展。

Effect of EIT-guided PEEP titration on prognosis of patients with moderate to severe ARDS: study protocol for a multicenter randomized controlled trial
EIT引导PEEP滴定对中重度ARDS患者预后的影响:一项多中心随机对照试验的研究方案

Background: Acute respiratory syndrome distress (ARDS) is a clinical common syndrome with high mortality. Electrical impedance tomography (EIT)-guided positive end-expiratory pressure (PEEP) titration can achieve the compromise between lung overdistension and collapse which may minimize ventilator-induced lung injury in these patients.

电阻抗断层扫描指导急性呼吸窘迫综合征机械通气

急性呼吸窘迫综合征（ARDS）是临床常见的急危重症，以弥漫性肺间质、肺泡损伤和肺血管通透性增加为特征。CT可用于对ARDS影像学特征、严重程度的评估和预测，但需要转运患者到CT室且仅为静态检查。