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Investigating the effect of tracheal tube cuff pressure balancing in preventing sore throat and hoarseness in general anesthesia using nitrous oxide in surgery in supine and prone positions

Investigating the effect of tracheal tube cuff pressure balancing in preventing sore throat and hoarseness in general anesthesia using nitrous oxide in surgery in supine and prone positions

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20141209020258N187
Enrollment
212
Registered
2023-07-19
Start date
2023-07-23
Completion date
Unknown
Last updated
2023-07-25

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

Conditions

General anesthesia. Other and unspecified general anaesthetics

Interventions

Intervention 1: Intervention group1: The same tracheal tube from the same brand (flexicare, made in England) is used with a low pressure cuff (tracheal tube size 7-5/7 for women and 5/7-8 tracheal tub

Sponsors

Arak University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
30 Years to 60 Years

Inclusion criteria

Inclusion criteria: Age 30 to 60 years ASA class I and II No history of sore throat before surgery No history of drug use No history of chronic use of painkillers Insensitivity to nitrous oxide Failure to perform laparoscopic surgery Absence of upper airway infection and colds Absence of malampati more than 2 No need to use NG-tube during surgery and up to 24 hours after surgery The duration of surgery should not be less than 60 minutes and not more than 120 minutes Consent to participate in the study

Exclusion criteria

Exclusion criteria: The patient's lack of consent to continue participating in the study Observing blood during suction when removing the tracheal tube For any reason, we have to perform laryngoscopy twice on the patient.

Design outcomes

Primary

MeasureTime frame
Sore throat. Timepoint: Recovery and 2, 4, 8, 12 and 24 hours after the operation. Method of measurement: Pain Visual Analog scale.;Voice horsness. Timepoint: Recovery and 2, 4, 8, 12 and 24 hours after the operation. Method of measurement: Physical examination.;Mean propofol consumption. Timepoint: End of study. Method of measurement: Physical examination.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactDr Hesamedin Modir

Arak University of Medical Sciences

modir.he@gmail.com+98 86 3222 2003

Outcome results

None listed

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