None
Conditions
Interventions
Compounded Tube Group:Endotracheal intubation and lung isolation are performed using a combined visualized lung isolation tube under video laryngoscopic guidance. Following a stepwise insertion strate
VDLT Group:Endotracheal intubation and lung isolation are performed using a visualized double-lumen tube under video laryngoscopic guidance.Following the conventional single-step insertion approach, t
Sponsors
Shanghai Pulmonary Hospital
Eligibility
Sex/Gender
All
Age
18 Years to 75 Years
Inclusion criteria
Inclusion criteria: 1.Age 18–75 years; 2.American Society of Anesthesiologists (ASA) physical status I–III; 3.Patients scheduled for elective thoracic surgery requiring one-lung ventilation; 4.Planned use of a left-sided lung isolation device (left-sided visualized double-lumen tube [VDLT] or placement of the inner lumen of the combined visualized lung isolation tube into the left main bronchus) to achieve lung isolation, with an expected anesthesia duration >=1 hour; 5.Ability to understand the study procedures and provide written informed consent.
Exclusion criteria
Exclusion criteria: 1.Pre-existing airway injury, sore throat, or hoarseness prior to surgery; 2.Minimal transverse tracheal diameter = 35 kg/m^2; Mallampati score of 4, etc.); 4. High-risk respiratory complications or active airway/lung inflammation (such as poorly controlled asthma, acute pharyngitis, acute exacerbation of COPD, recent pneumonia, etc.); 5. History of single-lung ventilation.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Incidence of intubation-related moderate-to-severe tracheal mucosal injury; | — |
Secondary
| Measure | Time frame |
|---|---|
| Site-specific tracheal mucosal injury scores;Incidence of vocal cord injury;Incidence and severity of postoperative sore throat;Incidence and severity of postoperative hoarseness;Intubation time;Number of intubation attempts;Quality of lung collapse;Intraoperative peak airway pressure and plateau pressure; | — |
Countries
China
Contacts
Public ContactXin Lv
Shanghai Pulmonary Hospital
Outcome results
None listed