Nausea and vomiting
Conditions
Interventions
Experimental group:Ropivacaine (0.3%) 4 ml, ultrasound-guided via pterygopalatine fossa trigeminal nerve block
Control group:Ultrasound-guided trigeminal nerve block via pterygopalatine fossa, saline 4 ml
Sponsors
West China Stomatological Hospital, Sichuan University
Eligibility
Sex/Gender
All
Age
18 Years to 45 Years
Inclusion criteria
Inclusion criteria: 1. Aged 18-45 years and the gender is not limited; 2. Volunteer subjects and sign "Informed Consent for Clinical Study of ultrasound-guided Trigeminal nerve Block combined with General Anesthesia to improve the Incidence of nausea and vomiting in patients after orthognathic Surgery"; 3. Patients intending to undergo orthognathic surgery.
Exclusion criteria
Exclusion criteria: 1. Allergic history or recent allergic diseases to a variety of drugs, especially allergy to local anesthesia drugs; 2. Patients who could not accurately locate and block the anesthetic nerve during the operation; 3. Participated in other clinical trials within 3 months; 4. Patients with mental illness or unable to cooperate; 5. Have serious heart, liver, kidney, blood system disease or systemic infection.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The number of episodes of nausea and vomiting; | — |
Secondary
| Measure | Time frame |
|---|---|
| Patient operating time;Duration of anesthesia;Visual Analogue Scale (VAS) pain rating scale;Types and doses of opioids used;Nicardipine usage;Blood pressure, heart rate, oxygen saturation; | — |
Countries
China
Contacts
Public ContactZhao Le
West China Stomatological Hospital, Sichuan University
Outcome results
None listed