Resection of vocal cord polyp under self-retaining laryngoscope
Conditions
Interventions
Group A1:Fentanyl (concentration 1)
Group A2:Fentanyl (concentration 2)
Group A3:Fentanyl (concentration 3)
Sponsors
The First Affiliated Hospital of Nanchang University
Eligibility
Sex/Gender
All
Age
20 Years to 55 Years
Inclusion criteria
Inclusion criteria: 1. Male or female subjects; aged 20-65 years; 2. Mallampati grade I-II, BMI 18-24; 3. American Society of Anesthesiologists (ASA) physical condition classification system risk I~II; 4. The electrocardiogram was normal, the color ultrasound of the heart was normal, and the preoperative blood pressure was normal.
Exclusion criteria
Exclusion criteria: 1. Those with severe respiratory and circulatory diseases; 2. Those who have acute inflammation of the respiratory tract within 2 weeks and have not been cured; 3. Mallampati grading >= grade III, previously diagnosed sleep apnea syndrome (with more than 30 repeated episodes of apnea during sleep per night or sleep apnea hypopnea index (AHI) >= 5 times/hour accompanied by sleepiness and other clinical symptoms) symptom); 4. Preoperative biochemical examinations suggest renal dysfunction (serum creatinine > 177umol/L) or active liver disease; important organ dysfunction, combined with other system diseases, such as myocardial infarction, cerebral infarction, mental and nervous system history or taking related drug person; 5. Patients with cardiac pacemaker implantation in the past; 6. Known allergic to emulsion opioids; 7. Those who do not cooperate and cannot communicate; 8. The operation time is less than 5min, or more than 60min.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Hemodynamics; | — |
Secondary
| Measure | Time frame |
|---|---|
| Vanishing time of eyelash reflex;Dosage of Propofol;Steward Recovery Score;Cort, AT II, NE, E hormone levels in the two groups; | — |
Countries
China
Contacts
Public ContactYu Qi
The First Affiliated Hospital of Nanchang University
Outcome results
None listed