Visual anesthesia technique for awake tracheal intubation in patients with high body mass index

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2300071908

Enrollment

Unknown

Registered

2023-05-29

Start date

2023-06-01

Completion date

Unknown

Last updated

2023-06-12

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

Conditions

difficult airway

Interventions

The experimental group:Laryngeal and tracheal surface anesthesia was performed with visual guidance using video laryngoscope

The control group 1:Laryngeal surface anesthesia and cricothyroid puncture were performed by blind probing

The control group 2:Ultrasound-guided superior laryngeal nerve block and cricothyroid puncture

Eligibility

Sex/Gender

All

Age

18 Years to 60 Years

Inclusion criteria

Inclusion criteria: ?ASA grade?-?; ?aged 18-60 years; ?BMI>33; ?Sign informed consent voluntarily.

Exclusion criteria

Exclusion criteria: ?Severe cardiovascular and cerebrovascular diseases; ?Dysfunction of liver and kidney organs; ?psychosis; ? high bleeding risk; ?Limited range of motion in the cervical spine ?Mouth opening < 3cm.

Design outcomes

Primary

Measure	Time frame
Comfort of the first tracheal intubation;patient satisfaction;	—

Secondary

Measure	Time frame
MAP,HR and SpO2;Ramsay sedation score;Glottic movement during endotracheal intubation;Limb movement condition;Complications of tracheal intubation;	—

Countries

China

Contacts

Public ContactJianwei Yin

Kunming Yan'an Hospital

yjw05648@163.com+86 130 0869 0959

Outcome results

None listed

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