This clinical trial aims to understand the effect of the order of administration of Neuromuscular Blocking Agents (NMBAs) and sedatives on the success rate of intubation during Rapid Sequence Intubation (RSI) in the emergency department. The main questions to be answered include: 1. The impact of sequential drug administration order during rapid sequence induction (RSI) on first-pass intubation success rates. 2. Time to successful intubation 3. Hypoxia incidence (SpO₂ \<90%) 4. Risk of post-traumatic stress disorder (PTSD) 5. Procedure-related complications
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
OTHER
Masking
NONE
Enrollment
380
Control: Sedative ( Propofol ) →within 30s→ NMBA ( Rocuronium ) → Intubation → 5min → Measure vital signs → After treatment → Remove tracheal intubation→ Recall of intubation Intervention: NMBA ( Rocuronium ) →within 30s→ Sedative(Propofol) → Intubation → 5min → Measure vital signs → After treatment → Remove tracheal intubation→ Recall of intubation
Zhongnan Hospital of Wuhan University
Wuhan, China
First-pass success rate
Successful intubation on the first attempt, confirmed by any one of: Direct visualization of the ETT passing through vocal cords Bilateral breath sounds on auscultation Fiberoptic bronchoscopic confirmation of tracheal placement Sustained end-tidal CO₂ waveform (EtCO₂ \>15 mmHg for ≥3 breaths)
Time frame: Perioperative
Time to intubation
from laryngoscopy start to confirmation (seconds)
Time frame: Perioperative
Intubation recall
Time frame: From drug injection to Remove the endotracheal tube
Changes in SBP
ΔSBP, :SBPₜ₀ - SBPₜ₁ ; (SBPₜ₀ - SBPₜ₁)/SBPₜ₀ × 100%
Time frame: Perioperative
Changes in HR
ΔHR (absolute and percentage change):HRₜ₀ - HRₜ₁ ; (HRₜ₀ - HRₜ₁)/HRₜ₀ × 100%
Time frame: Perioperative
Changes in SpO₂
ΔSpO₂ (absolute and percentage change):SpO₂ₜ₀ - SpO₂ₜ₂ₘᵢₙ ; (SpO₂ₜ₀ - SpO₂ₜ₂ₘᵢₙ)/SpO₂ₜ₀ × 100%
Time frame: Perioperative
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