Effect of unilateral cervical nerve pathway block on phrenic nerve function in thyroid surgery

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2000029348

Enrollment

Unknown

Registered

2020-01-25

Start date

2020-02-17

Completion date

Unknown

Last updated

2020-02-03

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

Conditions

regional block

Interventions

Group1:general anesthesia combined with 0.3% ropivacaine cervical nerve pathway block

Group2:general anesthesia combined with 0.5% ropivacaine cervical nerve pathway block

Eligibility

Sex/Gender

All

Age

18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. ASA grade I-II; 2. aged 18-75 years; 3. patients without contraindications of general anesthesia; 4. patients without contraindications of cervical nerve pathway block.

Exclusion criteria

Exclusion criteria: Patients with severe respiratory diseases, severe cardiovascular and cerebrovascular diseases, severe liver and kidney dysfunction (ALT or ast over 1.5 times of the upper limit of normal value, creatinine or urea nitrogen over the upper limit of normal value); patients with preoperative history of Alzheimer's disease, psychiatric diseases, long-term use of psychiatric drugs before operation or patients with drug abuse and alcohol addiction; patients with neurological injury confirmed by surgical operation ; patients with previous thoracic surgery; patients with tuberculosis and other acute respiratory infectious diseases; patients who refuse to sign informed consent.

Design outcomes

Primary

Measure	Time frame
diaphragmatic excursion;	—

Secondary

Measure	Time frame
VAS score;	—

Countries

China

Contacts

Public ContactYun Wang

Beijing Chaoyang Hospital, Capital Medical University

wangyun129@ccmu.edu.cn+86 13521611825

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 11, 2026