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Ventilation and Pulmonary Aeration, Electrical Impedance Tomography, Interscalene Brachial Plexus Block

F

Federal University of São Paulo

Status

Unknown

Conditions

Brachial Plexus Block
Pulmonary Ventilation

Treatments

Drug: Bupivacaine 15 mL
Drug: Bupivacaine 4 mL

Study type

Interventional

Funder types

Other

Identifiers

NCT03577860
48739315.4.0000.5505

Details and patient eligibility

About

Patients with indication of shoulder surgery will be submitted to ultrasound-guided interscalene brachial plexus block with 4ml or 15ml of bupivacaine- epinephrine 0,5%- 1:200,000 at level of C5-6 roots and will be evaluated their ventilation and pulmonary aeration by electrical impedance tomography

Enrollment

40 estimated patients

Sex

All

Ages

18 to 70 years old

Volunteers

Accepts Healthy Volunteers

Inclusion criteria

  • shoulder surgery
  • indication of interscalene brachial plexus block
  • American Society of Anesthesiology Physical Status Classification I or II

Exclusion criteria

  • refuse to participate
  • previous lung or diaphragma surgeries

Trial design

Primary purpose

Other

Allocation

Randomized

Interventional model

Parallel Assignment

Masking

Triple Blind

40 participants in 2 patient groups

Bupivacaine 4ml
Active Comparator group
Description:
The interscalene brachial plexus block is performed with 4ml at level of C5-6 roots
Treatment:
Drug: Bupivacaine 4 mL
Bupivacaine 15ml
Active Comparator group
Description:
The interscalene brachial plexus block is performed with 15ml at level of C5-6
Treatment:
Drug: Bupivacaine 15 mL

Trial contacts and locations

2

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Central trial contact

Leonardo HC Ferraro, PhD

Data sourced from clinicaltrials.gov

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