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Study on the therapeutic effect of intrathecal vagus nerve injection at different temperatures in the neck for reducing vagus nerve excitability in patients with insomnia

Study on the therapeutic effect of intrathecal vagus nerve injection at different temperatures in the neck for reducing vagus nerve excitability in patients with insomnia

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500112277
Enrollment
Unknown
Registered
2025-11-12
Start date
2025-12-01
Completion date
Unknown
Last updated
2025-11-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic insomnia

Interventions

37? group:37? normal saline is injected into the vagus nerve within the cervical sheath
25? group:25? normal saline is injected into the vagus nerve within the cervical sheath
15? group:15? normal saline is injected into the vagus nerve within the cervical sheath
4? group:4? normal saline is injected into the vagus nerve within the cervical sheath

Sponsors

Zhejiang Provincial People's Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1.It meets the diagnostic criteria for "chronic insomnia disorder" in the International Classification of Sleep Disorders, 3rd Edition (ICSD-3), with a course of insomnia of >=3 months and insomnia of >=3 times per week; 2.Reduced vagus nerve excitability was confirmed by heart rate variability (HRV) testing: high-frequency power (HF, reflecting vagus nerve activity) < 200 ms², or standardized HF (HFnu) < 30%; Age: 18-65 years old, gender not limited; 3.Sign the informed consent form and voluntarily cooperate to complete the research;

Exclusion criteria

Exclusion criteria: 1.Secondary insomnia (caused by anxiety, depression, sleep apnea syndrome, thyroid dysfunction, etc.); 2.Anatomical abnormalities of the neck (such as tumors, lymph node enlargement), history of vagus nerve injury or surgical history; 3.Severe cardiovascular and cerebrovascular diseases (such as atrial fibrillation and myocardial infarction), and liver and kidney dysfunction; 4.Pregnant or lactating women; 5.People allergic to normal saline;

Design outcomes

Primary

MeasureTime frame
Vagus nerve excitability indicators;PSQI score: Assesses sleep quality (total score 0-21, > 7 indicates insomnia);

Secondary

MeasureTime frame
Laboratory indicators(Cortisol, acetylcholinesterase activity, catecholamines, IL-6);Epworth sleep scale;Polysomnography;Insomnia severity index;

Countries

China

Contacts

Public ContactXiaomin Wu

Zhejiang Provincial People's Hospital

www75006@163.com+86 571 87666666

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026