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Inhalation of Lidocaine Before Intubation

Not Applicable
Conditions
Sore Throat
Interventions
Registration Number
NCT01838993
Lead Sponsor
New Taipei City Hospital
Brief Summary

We investigate the potential benefits of ultrasound-driven lidocaine inhalation immediately before induction.

Detailed Description

Sudden increases in blood pressure and heart rate after tracheal intubation and post-operative sore throat are two common undesirable side effects of general anesthesia and might lead to patients' morbidity or dissatisfaction. We investigated the possibility to attenuate both side effects with one single method, i.e. ultrasound-driven lidocaine inhalation immediately before induction.

Recruitment & Eligibility

Status
UNKNOWN
Sex
All
Target Recruitment
70
Inclusion Criteria
  • American Society of Anesthesiologists (ASA) physical status I or II. Patients scheduled for elective surgery under general anesthesia with orotracheal intubation
Exclusion Criteria
  • patient's refusal to join, major surgery or expected operation duration longer than 3 hours, patients with a anticipated difficult airway, requiring a nasogastric tube in peri-operative stage, having recent upper respiratory tract infection (within 1 week) or pre-existing sore throat.

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
ControlPlaceboNormal saline inhalation before intubation
LidocaineLidocaine inhalationInhalation of lidocaine before intubation
Primary Outcome Measures
NameTimeMethod
Blood pressure3 min

Non invasive blood pressure every min for 3 min

Secondary Outcome Measures
NameTimeMethod
Post operative sore throat3 days

Questionnaire for Post operative sore throat

Trial Locations

Locations (1)

New Taipei City Hospital

🇨🇳

New Taipei City, Taiwan

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