Comparative Study of Subcoracoid Tunnel Block Versus Costoclavicular Block

Regional Anesthesia for Elderly Patients Undergoing Distal Upper Limb Surgeries: A Randomized Comparative Study of Subcoracoid Tunnel Block Versus Costoclavicular Block

The purpose of this study is to compare the analgesic outcomes (time to first analgesic request, total amount of analgesic consumption, and pain scores) following the ultrasound-guided subcoracoid tunnel block or costoclavicular block for elderly patients undergoing distal upper limb surgeries.

Inclusion Criteria:

• Patients acceptance to share in the study.
• Patients with ASA physical status I-II.
• Patients with a body mass index (BMI): of 18.5-30 kg/m2.
• Patients undergoing distal upper limb surgeries not more than 2 hours.

Exclusion Criteria:

• Patients with a history of allergic reactions or contraindications to local anesthetics.
• Patients with significant comorbidities (e.g., severe cardiovascular, neurological, or musculoskeletal disorders).
• Patients with respiratory insufficiency.
• Patients with coagulation disorders or taking drugs affecting surgical hemostasis.
• Patients with pre-existing neurological deficits