Blood flow changes in the forearm arteries after ultrasound-guided brachial plexus block through costoclavicular space

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2200064681

Enrollment

Unknown

Registered

2022-10-14

Start date

2022-10-14

Completion date

Unknown

Last updated

2023-05-15

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

Conditions

Blood flow changes in the forearm arteries after ultrasound—guided brachial plexus block through costoclavicular space

Interventions

Case series:None

Eligibility

Sex/Gender

All

Age

18 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. American Society of Anesthesiologists (ASA) class I-II; 2. Aged 18-60; 3. Patients who underwent resection of finger tendon sheath cyst, repair of finger neurovascular tendon, internal fixation of finger fracture, and finger stump; 4. All patients in the study gave written informed consent.

Exclusion criteria

Exclusion criteria: 1. Heart disease, diabetes, hypertension; 2. Patients with coagulation disorders, peripheral nervous system diseases, or peripheral vascular diseases; 3. Pregnant patients or have a history of allergy to local anesthetics.

Design outcomes

Primary

Measure	Time frame
Diameter of radial artery;Cross sectional area of radial artery;Peak systolic velocity; End-diastolic velocity;Peak Velocity;Pulsatility index;Resistance Index;Ratio of PSV to EDV;Mean diastolic flow rate;Time average peak flow rate;	—

Secondary

Measure	Time frame
Noninvasive blood pressure;SPO2;Pain Score;	—

Countries

China

Contacts

Public ContactHan Ying

Ningbo NO6. Hospital

hanyinghanying@163.com+86 18906627157

Outcome results

None listed

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