The optimal cuff inflation volume for endotracheal tube during general anesthesia

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

TCTR

Registry ID

TCTR20260102002

Enrollment

Registered

2026-01-02

Start date

2026-01-01

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

The specific volume of air (mL) required to achieve a cuff pressure within the target range of 20-30 cmH2O. Endotracheal tube, Cuff pressure, Cuff inflation volume, General anesthesia

Interventions

Female intubated with ETT size 7.0,Male intubated with ETT size 7.5

Diagnostic,Diagnostic

Female,Male

Eligibility

Sex/Gender

All

Age

18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1. Patients undergoing general anesthesia age between 18 and 65 years.

Exclusion criteria

Exclusion criteria: 1 BMI > = 30 kg/m2 2 Risk of aspiration of gastric contents. 3 Abnormalities of the trachea or esophagus. 4 Inability to measure cuff pressure completely according to the data collection process.

Design outcomes

Primary

Measure	Time frame
Optimal cuff inflation volume. Intra-operative (Measured immediately after intubation). The specific volume of air (mL) required to achieve a cuff pressure within the target range of 20-30 cmH2O	—

Secondary

Measure	Time frame
Relationship between patient characteristics and optimal cuff volume. Intra-operative. Correlation analysis of Age, Weight, Height, and BMI with the optimal inflation volume.	—

Countries

Thailand

Contacts

Public ContactDalad Phromphan

Department of Anesthesiology, Chaiyaphum hospital

Daladphromphan@gmail.com044104610

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026