The effect of endotracheal tube warming on blind nasotracheal intubatio

Not Applicable

Conditions: Difficult Airway Management in Maxillofacial Surgery.
Other accidental threats to breathing (W75-W84)
w75-w84

Registration Number: IRCT201306274731N11

Lead Sponsor: Research vice-chancellor of Tabriz University of Medical Sciences

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Complete

Sex: All

Target Recruitment: 60

Inclusion Criteria

Exclusion criteria:
1 - limited mouth opening less than 35 mm
2 - Mallampati III and above
3 - thyromental distance of less than 65 mm
4 - limitation of neck movement
5 - sternomental distance of less than 12.5 cm
6 - Patients with a history of recurrent epistaxis
7 - patients with coagulation disorders.
8 - absence of fracture of the skull base

1 - entering the study of patient satisfaction
2 - ASA physical class I and class II
3 - The age of patients ranged from 15 to 65 years
4 - elective maxillofacial surgeries need to nasal intubation

Exclusion Criteria

Not provided

Study & Design

Study Type: interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Intubation time. Timepoint: During intubating. Method of measurement: Chronometer.;Number of attempts to intubation. Timepoint: During intubation. Method of measurement: Clinical observation.;Heart rate. Timepoint: One minute before general anesthesia, three minutes after general anesthesia, and a minute after nasal intubation. Method of measurement: continuous ECG monitoring.;Mean arterial pressure. Timepoint: One minute before general anesthesia, three minutes after general anesthesia, and a minute after nasal intubation. Method of measurement: monitoring.;Arterial oxygen saturation. Timepoint: One minute before general anesthesia, three minutes after general anesthesia, and a minute after nasal intubation. Method of measurement: Pulse oximetry.;Tube position during intubation. Timepoint: During intubation. Method of measurement: Clinical observation.

Secondary Outcome Measures

Name	Time	Method
aryngospasm. Timepoint: until 24 hours after extubation. Method of measurement: Clinical observation.;Intensity of epistaxis. Timepoint: until 24 hours after extubation. Method of measurement: Clinical observation.;Hoarseness. Timepoint: until 24 hours after extubation. Method of measurement: Clinical observation.;Sore throat. Timepoint: until 24 hours after extubation. Method of measurement: Ask the patient.