Patients aged 20-85 years with ASA-PS 1 or 2 who are planed to undergo general anesthesia.
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Patients in regular surgery with ASA-PS 1 or 2, undergoing right internal jugular vein catheter placement under general anesthesia.
Exclusion criteria
Exclusion criteria: Patients with abnormalities or infection on puncture site, abnormalities of right jugular vein and artery including thrombosis, histories of head and neck surgeries or radiation, difficulties of right internal jugular vein imaging, BMI > 35 and severe lung complications.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Duration of the procedure from internal jugular vein puncture to confirmation of guidewire placement. | — |
Secondary
| Measure | Time frame |
|---|---|
| number of punctures, needle and guidewire visibility, and anatomic visibility. | — |
Countries
Japan
Contacts
Nayoro City General Hospital Dept. of Anesthesiology