Postoperative Pain
Conditions
Interventions
active stimulation group:The active stimulation group received electrical stimulation of the left cymba conchae at a frequency of 30 Hz, pulse width of 250 µs, in a 30-second on/30-second off cycle, f
sham stimulation group :The sham stimulation group underwent the same treatment cycle, with electrodes positioned on the left cymba conchae, utilizing the same method to adjust the stimulation intensi
Sponsors
Sir Run Run Shaw Hospital, School of Medicine, Zhejiang University
Eligibility
Sex/Gender
All
Age
65 Years to 85 Years
Inclusion criteria
Inclusion criteria: 1.Aged 65 to 85 years. 2.Diagnosed with a hip fracture and scheduled for elective hip replacement under general anesthesia at this hospital. 3.Willing to participate and provide informed consent. 4.ASA (American Society of Anesthesiologists) classification of 1-3. 5.Capable of understanding study procedures and evaluation scales, and able to communicate effectively with research staff.
Exclusion criteria
Exclusion criteria: 1.Patients with arrhythmias that require treatment. 2.Patients with neuromuscular disorders or dermatitis of the left auricle. 3.History of opioid or substance use disorder. 4.Patients unable to comply with assessments. 5.Seizure episodes or recurrent syncope within the last 5 years. 6.History of transient ischemic attack (TIA) or cerebrovascular accident (stroke). 7.Patients who have undergone vagus nerve stimulation or acupuncture in the past month. 8.Patients currently enrolled in other clinical trials. 9.Vulnerable populations, including those with psychiatric disorders, cognitive impairment, critical illness, minors, pregnant women, or illiterate individuals.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Postoperative 24-hour sufentanil consumption; | — |
Secondary
| Measure | Time frame |
|---|---|
| Cumulative consumption of analgesic pump sufentanil;Postoperative sleep quality;Quality of Recovery;Postoperative pain; | — |
Countries
China
Contacts
Public ContactGang Chen
Department of Anesthesiology, Sir Run Run Shaw Hospital, School of Medicine, Zhejiang University, Hangzhou, Zhejiang, 310016, China
Outcome results
None listed