Determination of dead cavity volume during ventilation of laryngeal mask in children

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2200055272

Enrollment

Unknown

Registered

2022-01-05

Start date

2021-12-10

Completion date

Unknown

Last updated

2023-01-23

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

Conditions

Dead cavity ventilation

Interventions

LMA1:PIP=13cmH2O

LMA2:PIP=15cmH2O

ETT1:tracheal intubation,PIP=13cmH2O

Eligibility

Sex/Gender

All

Age

No minimum to 1 Years

Inclusion criteria

Inclusion criteria: Children undergoing non-endoscopic surgery under general anesthesia in our hospital were selected, with no gender limitation, age 0-1 years (full-term), weight 2.5-10kg, ASA grade I, and mechanical ventilation in supine position.

Exclusion criteria

Exclusion criteria: Congenital cardiopulmonary disease and airway anatomical abnormalities, risk factors for reflux and aspiration, preterm birth and underweight infants, history of allergy to medication used in the study, and non-supine surgery.

Design outcomes

Primary

Measure	Time frame
PETCO2;PaC02;VT;	—

Secondary

Measure	Time frame
blood pressure;heart rate;temperature;oxyhemoglobin saturation;FiO2;	—

Countries

China

Contacts

Public ContactXu Haiping

Guangzhou Women and Children’s Medical Center,

286773740@qq.com+86 13719164940

Outcome results

None listed

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