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Clinical Trials/NCT02125994
NCT02125994
Unknown
Not Applicable

Comparison of the Effect of Ropivacaine 0.5% vs 0.375% on the Autonomous Nervous System During Shoulder Surgery in Beach Chair Position

Larissa University Hospital1 site in 1 country100 target enrollmentMarch 2014

Overview

Phase
Not Applicable
Intervention
Not specified
Conditions
Shoulder Surgery
Sponsor
Larissa University Hospital
Enrollment
100
Locations
1
Primary Endpoint
Blood pressure fluctuations
Last Updated
12 years ago

Overview

Brief Summary

It is established that the local anesthetic that is administered during an interscalene block affects the autonomic outflow to the heart. This is very well seen during shoulder surgery when the patient is positioned in beach chair pasition.

The investigators want to study the different effect of the two concentrations (0.5% and 0.375%) of ropivacaine on the autonomic nervous system through blood pressure and heart rate measurements.

Registry
clinicaltrials.gov
Start Date
March 2014
End Date
December 2015
Last Updated
12 years ago
Study Type
Interventional
Study Design
Parallel
Sex
All

Investigators

Sponsor
Larissa University Hospital
Responsible Party
Principal Investigator
Principal Investigator

Marina Simaioforidou

Anesthesiologist

Larissa University Hospital

Eligibility Criteria

Inclusion Criteria

  • Elective shoulder surgery
  • Age 18- 80 years old
  • ASA I - IV
  • Beach chair position

Exclusion Criteria

  • Coagulopathy disorders
  • Infection at the puncture site for the interscalene block
  • Neurological deficit on the side to be operated
  • Allergy to local anesthetics
  • Psychiatric disorders
  • Patient's refusal
  • Problems with patient communication
  • Failure of the interscalene block

Outcomes

Primary Outcomes

Blood pressure fluctuations

Time Frame: Completion of the surgery

Secondary Outcomes

  • Heart rate fluctuations(Completion of surgery)

Study Sites (1)

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