Interscalene Block Versus Superior Trunk Block

• Status: Completed
• Trial end date: 2019-07-09
• Target enrollment: 0
• Participant gender: All

Summary

Sparing the phrenic nerve by administering ultrasound-guided low volume superior trunk block (STB) and interscalene block (ISB) for arthroscopic shoulder surgery (labral repair, stabilization, rotator cuff repair).

• Phase: Phase 4
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: Hospital for Special Surgery, New York
• Treatments: Bupivacaine

Criteria

Inclusion Criteria:

• Patients who will be undergoing primary unilateral labral repair/stabilization of the shoulder

• Age 18 to 80 years

• Planned use of general anesthesia with LMA and interscalene or superior trunk block

• Ability to follow study protocol

• English speaking

• ASA I - III

Exclusion Criteria:

Pre-existing neuropathy of the operative limb

• Younger than 18 years old and older than 80

• Patients with pulmonary severe respiratory disease

• Allergy to one of the study medications

• Chronic gabapentin/pregabalin use (regular use for longer than 3 months)

• Chronic opioid use (taking opioids for longer than 3 months)

• Contraindication to general anesthesia, interscalene or superior trunk block

• Herniated Cervical Disk, Cervical Myelopathy

• BMI >35