Effects of C8 nerve root block during interscalene brachial plexus block on tourniquet pain in patients undergoing upper limb surgery

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2100049444

Enrollment

Unknown

Registered

2021-08-02

Start date

2021-08-01

Completion date

Unknown

Last updated

2022-04-19

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

Conditions

tourniquet pain

Interventions

Experimental group:C8 nerve root block

Control Group:traditional brachial plexus block

Eligibility

Sex/Gender

All

Age

18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1. Hand surgery patients who need to use a tourniquet; 2. ASA I - Class II; 3. Aged 18 to 65 years; 4. Those who are conscious and able to communicate normally.

Exclusion criteria

Exclusion criteria: 1. Those who need compound general anesthesia; 2. Those who cannot cooperate with puncture; 3. Those who have suffered from upper limb sensory and motor disorders.

Design outcomes

Primary

Measure	Time frame
tourniquet pain;	—

Secondary

Measure	Time frame
Hemodynamic fluctuations;Sensation decreased plane inside the upper arm;	—

Countries

China

Contacts

Public ContactYang Dong

Tongji Medical College, Huazhong University of Science and Technology

dongyang118@sina.com+86 13871230491

Outcome results

None listed

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