Patients undergoing surgery under general anesthesia
Conditions
Interventions
total fresh gas flow delivered by an anesthesia machine into the breathing circuit is 1L/minute.
total fresh gas flow delivered by an anesthesia machine into the breathing circuit is 3L/minute.
Sponsors
Kumamoto University Hospital
Eligibility
Sex/Gender
Male
Inclusion criteria
Inclusion criteria: Undergoing surgery under general anesthesia Estimated time of surgery not less than 2 hours Supine position Head and neck surgery by department of ophthalmology, otolaryngology, dermatology, plastic and reconstructive surgery, or breast and endocrine surgery Intubated orotracheally ASA-PS: I or II Obtaining documented informed consent from the patient
Exclusion criteria
Exclusion criteria: Operation around thermometer Administration of hypnotics preoperatively on the day of surgery Confirmed hyperthyroidism, hypothyroidism, or inflammation (CRP > 1.0mg/dL) except for patients kept within the institutional reference range Drug in this protocol is unusable for such as allergy BMI more than 25kg/m^2
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Perioperative core temperature | — |
Countries
Japan
Contacts
Public ContactTatsuhiro Ishimura
Kumamoto University Hospital Surgical Center
Outcome results
None listed