Preoperative Fasting
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Adult patients aged 60 years or older, scheduled for Herniorrhaphy surgery; 2. American Society of Anesthesiologists (ASA) physical status class I–III; 3. Body mass index (BMI, weight in kilograms divided by the square of the height in meters) of < 35 kg/m2.
Exclusion criteria
Exclusion criteria: 1. Patients with gastroesophageal reflux disease,cardiac insufficiency,pulmonary insufficiency; 2. Patients with a difficult intubationwas anticipated; 3. Inability to give informed consent.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| gastric fluid volume; | — |
Secondary
| Measure | Time frame |
|---|---|
| gastric volume by ultrasonic measuremen;artery blood gas analysis;postoperative pulmonary complications;PH Value; | — |
Countries
China
Contacts
Department of Anesthesiology, Huadong Hospital