Interscalene Block Versus Infraclavicular Block Plus Suprascapular Nerve Block

• Register: ClinicalTrials.gov
• Last refreshed on: 16 December 2017
• Main ID: NCT02993939
• Date of registration: 12/12/2016
• Prospective Registration: No
• Primary sponsor: University of Chile
• Public title: Interscalene Block Versus Infraclavicular Block Plus Suprascapular Nerve Block ISBvsICB-SSB
• Scientific title: A Randomized Comparison Between Interscalene Brachial Plexus Block and Combined Infraclavicular Brachial Plexus Block-Suprascapular Nerve Block
• Date of first enrolment: December 2016
• Target sample size: 40
• Recruitment status: Completed
• URL: https://clinicaltrials.gov/show/NCT02993939
• Study type: Interventional
• Study design: Allocation: Randomized. Intervention model: Parallel Assignment. Primary purpose: Supportive Care. Masking: Single (Outcomes Assessor).
• Phase: N/A

Countries of recruitment

Chile

Key inclusion & exclusion criteria

Inclusion Criteria:

- age between 18 and 75 years

- American Society of Anesthesiologists classification 1-3

- body mass index between 20 and 30

Exclusion Criteria:

- adults who are unable to give their own consent

- pre-existing neuropathy (assessed by history and physical examination)

- coagulopathy (assessed by history and physical examination and, if deemed clinically
necessary, by blood work up i.e. platelets = 100, International Normalized Ratio = 1.4
or prothrombin time = 50)

- obstructive or restrictive pulmonary disease (assessed by history and physical
examination)

- renal failure (assessed by history and physical examination and, if deemed clinically
necessary, by blood work up i.e. creatinine = 100)

- hepatic failure (assessed by history and physical examination and, if deemed
clinically necessary, by blood work up i.e. transaminases = 100)

- allergy to local anesthetics (LAs)

- pregnancy

- prior surgery in the neck, infraclavicular region or suprascapular fossa

- chronic pain syndromes requiring opioid intake at home



Age minimum: 18 Years
Age maximum: 75 Years
Gender: All

Health Condition(s) or Problem(s) studied

Shoulder Injury

Intervention(s)

Procedure: Infraclavicular-suprascapular block

Procedure: Interscalene block

Primary Outcome(s)

Static Pain using numeric scale 0-10 [Time Frame: 30 minutes after arrival to PACU]

Secondary Outcome(s)

Static Pain using numeric scale 0-10 [Time Frame: 24 hrs]

Static Pain using numeric scale 0-10 [Time Frame: 12 hrs after arrival to PACU]

Diaphragm paralysis incidence [Time Frame: 30 minutes after block]

Secondary ID(s)

853/16

Source(s) of Monetary Support

Please refer to primary and secondary sponsors