Effect of intermittent injection saline though phrenic nerve catheterizationon on diaphragmatic paralysis after inermuscular brachial plexus block

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2200063655

Enrollment

Unknown

Registered

2022-09-14

Start date

2022-09-16

Completion date

Unknown

Last updated

2023-04-17

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

Conditions

diaphragmatic paralysis

Interventions

B Group:phrenic nerve catheterizationon

B Group:injection saline

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: (1)ASA I-II (2)Aged 18 to 70 years old (3)BMI 18-28kg/mg (4)Patients with intermuscular sulcus brachial plexus block surgery indication (5)Patients voluntarily participated and signed the informed consent

Exclusion criteria

Exclusion criteria: (1)Allergic to local anesthetics (2)Injection site infection (3)Diseases of the coagulation system (4)Abnormal cardiopulmonary function (5)Severe liver and kidney insufficiency (6)Ipsilateral upper limb neurosensory and motor dysfunction (7)Continued use of analgesics for the last three months (8)Pregnant and lactating women (9)Persons with intellectual disabilities and language communication disorders

Design outcomes

Primary

Measure	Time frame
Forced vital capacity;Forced expiratory volume in one second;Diaphragm activity;	—

Countries

China

Contacts

Public ContactJianjun Li

ljj9573@163.com18561811399

Outcome results

None listed

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