None listed
Conditions
Interventions
None listed
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Patients scheduled for thyroid surgery in Seoul St. Mary's hospital 2. Adults (age more than 19 years old and less than 70 years old) 3. American Society of Anesthesiologists grade 1 or 2
Exclusion criteria
Exclusion criteria: 1) History of thyroid cancer or other neck surgeries 2) presence of hematoma of the neck 3) ASA physical class III or IV 4) Disagreement to participate in this study
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Evaluate the accuracy of identification of cricotyroid membrane before and after the surgery | — |
Secondary
| Measure | Time frame |
|---|---|
| The difference on the accuracy of identification of cricothyroid membrane between male and female patients;Evalutate the necessity of the use of ultrasound in identifying the cricothyroid membrane | — |
Countries
Korea, Republic of
Contacts
The Catholic University of Korea, Seoul St. Mary's Hospital