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Evaluation of double lumen bronchial intubation with the MedAn S-shaped video laryngoscope in obese patients

Evaluation of double lumen bronchial intubation with the MedAn S-shaped video laryngoscope in obese patients

Status
Recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100046228
Enrollment
Unknown
Registered
2021-05-11
Start date
2021-05-01
Completion date
Unknown
Last updated
2021-12-21

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Thoracic surgery requiring one-lung ventilation

Interventions

Experimental Group 1:S-shaped video laryngoscope
Experimental Group 2:UE-shaped video laryngoscope

Sponsors

Nanjing First Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1. Patients undergoing elective thoracic surgery who intend to insert a left double-lumen bronchial catheter for one-lung ventilation; 2. Aged 18 to 65 years; 3. ASA classification I-III; 4. BMI 30 ~ 39.9 kg/m^2; 5. Mallampati classification I-III; 6. Meet ethical requirements.

Exclusion criteria

Exclusion criteria: 1. Opening degree < 3cm; 2. Nail-chin distance <6.5cm; 3. Unable to ventilate with face mask; 4. Obvious neck movement disorder; 5. Full stomach; 6. Patients with severe cardiovascular disease; 7. Patients who participated in other studies within 30 days; 8. Other researchers think it is not suitable to participate in this research.

Design outcomes

Primary

MeasureTime frame
Intubation time;

Secondary

MeasureTime frame
First intubation success rate;Overall success rate of intubation;Cormack-Lehane (C-L))glottal exposure classification;Percentage of glottis exposure;Glottis exposure time;Insertion time of double-lumen bronchial catheter;Subjective evaluation of operators;MAP, HR after the patient's room (T0), 1 min before intubation after induction (T1), 1 min (T2), 2 min (T3), 3 min (T4) after intubation;Incidence of positive intubation reaction;Subglottic airway mucosal injury;Follow-up for sore throat, dysphagia, oral soft tissue damage, hoarseness, nausea and vomiting 24 hours after surgery;Reasons for failed intubation;

Countries

China

Contacts

Public ContactWang Xiaoliang

Nanjing First Hospital

wxl145381@163.com+86 13776615743

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026