IntelliCycleTM 2.0 Improved Patient-ventilator Asynchrony During PSV
Automatic Adjustmen of Inspiratory Triger and Cycling-off
About this trial
This is an interventional supportive care trial for Automatic Adjustmen of Inspiratory Triger and Cycling-off focused on measuring patient-ventilator interation, automatic adjustmen of inspiratory triger and cycling-off, Neurally controlled PS
Eligibility Criteria
Inclusion Criteria:
Postoperation patients
- receiving invasive mechanical ventilation due to operation
- abdominal surgery, orthopedic surgery or gynecological surgery
- without respiratory system Comorbidity
- able to sustain PSV more than 1 h with inspiratory support ≤ 15 cmH2O.
COPD and ARDS patients
- receiving invasive mechanical ventilation due to acute respiratory failure
- able to sustain PSV more than 1 h with inspiratory support ≤ 15 cmH2O.
Exclusion Criteria:
- age < 18 or >85 years,
- tracheostomy at time of inclusion,
- contra-indication for nasogastric tube insertion (e.g. history of esophageal varices, gastro-esophageal surgery in the previous 12 months or gastro-esophageal bleeding in the previous 7 days, INR ratio > 1.5 , APTT > 44 s, history of leukemia),
- neuromuscular disease affecting spontaneous breathing (e.g. history of acute central or peripheral nervous system disorder or neuromuscular disease with irregular spontaneous rhythm),
- hemodynamic unstable (heart rate > 140 beats/min, vasopressors required with ≥ 5 μg.kg-1.min-1 dopamine/ dobutamine, or ≥ 0.2 μg.kg-1.min-1 norepinephrine),
- sedation level Richmond Agitation-Sedation Scale (RASS) ≤ -2 or ≥ 2,
- lack of informed consent and patients included in other intervention study.
Sites / Locations
- Ling Liu
Arms of the Study
Arm 1
Arm 2
Arm 3
Arm 4
Arm 5
Placebo Comparator
Placebo Comparator
Placebo Comparator
Experimental
Active Comparator
PSV-10%
PVS-30%
PSV-50%
PSV-auto
PSV-neuro
PSV mode using E5 ventilator with fixed flow trigger and Esense 10%
PSV mode using E5 ventilator with fixed flow trigger and Esense 30%
PSV mode using E5 ventilator with fixed flow trigger and Esense 50%
PSV mode using automatic adjustmen of inspiratory triger and cycling-off based on waveform
NAVA mode using NAVA level of 15 cmH2O/uV and pressure limit function to simulated EAdi triggered PSV.