Dose-Response Relationships for Hemidiaphragmatic Paresis Following Ultrasound-Guided Supraclavicular Block

• Status: Completed
• Trial end date: 2019-07-30
• Target enrollment: 0
• Participant gender: All

Summary

This clinical trial is for subjects undergoing right upper extremity surgery. The aim of the study is to investigate the dose-response relationship between local anesthetic volume and ipsilateral hemidiaphragmatic paresis (HDP) in patients getting ultrasound-guided supraclavicular brachial plexus blocks in a blinded, prospective trial.

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

Details

• Lead Sponsor: Weill Medical College of Cornell University

Criteria

Inclusion Criteria:

• Undergoing right upper extremity surgery with supraclavicular block as the primary anesthetic

• Age greater than or equal to 18 years of age

• American Society of Anesthesiologists (ASA) physical status 1 to 3

• Able to give informed consent

Exclusion Criteria:

• Patient refusal for supraclavicular block

• Inability to give informed consent

• Allergy to local anesthetics

• Hemidiaphragmatic dysfunction, suspected or known pulmonary disease

• Neuromuscular disease

• Obstructive or restrictive pulmonary disease

• Medical or anatomic contraindication to supraclavicular blockade as judged by clinician

• Pregnancy