Evaluation ventilation efficiency in the three methods of bag mask ventilation

Evaluation ventilation efficiency in the three methods of bag mask ventilation, modify C -E, modify V_E and Standard C_E in the edontoulous patients candidate for cataract surgery.

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

IRCT

Registry ID

IRCT20230703058656N4

Enrollment

Registered

2025-09-13

Start date

2025-09-06

Completion date

Unknown

Last updated

2025-09-15

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

Conditions

Inability to ventilation by face mask. Anaesthetics and therapeutic gases:Other and unspecified general anaesthetics

Interventions

Intervention 1: Intervention group(group A): Mask ventilation done by modified C_E. First and second finger put on mask and fourth and fifth finger push up mandible bone and folded middle finger use f

Eligibility

Sex/Gender

All

Age

45 Years to 70 Years

Inclusion criteria

Inclusion criteria: Patients between 45-70 years old E?dontoulous patients candidate for cataract surgery Patients' consent to precipitate in research

Exclusion criteria

Exclusion criteria: Difficult mask ventilation like: obesity, short neck Cardiac - respiratory disease

Design outcomes

Primary

Measure	Time frame
O2 saturation. Timepoint: For 90 seconds after anesthesia induction. Method of measurement: Pulse oximetry.;Expiratory ventilation volume. Timepoint: 90 seconds after induce anesthesia. Method of measurement: Data from anesthesia machine.;Expiratory CO2. Timepoint: For 90 seconds after induce anesthesia. Method of measurement: Capnograph.;Air way pressure. Timepoint: 90 second after anesthesia induction. Method of measurement: Data from anesthetic mashine.	—

Measure

Time frame

O2 saturation. Timepoint: For 90 seconds after anesthesia induction. Method of measurement: Pulse oximetry.;Expiratory ventilation volume. Timepoint: 90 seconds after induce anesthesia. Method of measurement: Data from anesthesia machine.;Expiratory CO2. Timepoint: For 90 seconds after induce anesthesia. Method of measurement: Capnograph.;Air way pressure. Timepoint: 90 second after anesthesia induction. Method of measurement: Data from anesthetic mashine.

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Countries

Iran (Islamic Republic of)

Contacts

Public ContactBahar Noori-Rahmatabadi

Rafsanjan University of Medical Sciences

Baharnoori64@yahoo.com98343428286194

Outcome results

None listed

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