Effects of different concentrations of ropivacaine on diaphragm function after cervical intermediate plexus block combined with upper trunk brachial plexus block

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2300078886

Enrollment

Unknown

Registered

2023-12-20

Start date

2023-12-20

Completion date

Unknown

Last updated

2024-01-08

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

Conditions

Clavicle fracture surgery

Interventions

high concentration Intermediate cervical plexuscombined with upper trunk brachial plexus block group :A control group with no specific treatment or intervention.

low concentration Intermediate cervical plexuscombined with upper trunk brachial plexus block group :A control group with no specific treatment or intervention.

Eligibility

Sex/Gender

All

Age

18 Years to 70 Years

Inclusion criteria

Inclusion criteria: Patients who underwent clavicular surgery in our hospital between December 2023 and June 2024 were enrolled, aged 18-70 years old, American Society of Anesthesiologists (ASA) grade I or II, internal fixation of clavicular fracture or removal of clavicular fixation

Exclusion criteria

Exclusion criteria: The patient refused, phrenic nerve injury, mental illness could not cooperate, complicated with chronic obstructive pulmonary disease, sleep apnea, and contraindications to cervical plexus and brachial plexus block

Design outcomes

Primary

Measure	Time frame
Incidence of diaphragmatic paralysis;Effectiveness of regional anesthesia;	—

Secondary

Measure	Time frame
VAS score within 24 hours after surgery;Remedial analgesia;Incidence of anesthesia complications;	—

Countries

china

Contacts

Public ContactZhang Huiming

Sanming first hospital

hui128724@sohu.com+86 137 9916 5813

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Aug 20, 2026