Effect of the Side of Interscalene Block on Bradycardia and Hypotension in Beach Chair Position

• Conditions: Beach Chair Position; Interscalene Block; Hypotension; Autonomic Nervous System; Shoulder Surgery; Bradycardia
• Interventions: Other: Left interscalene block; Other: Right interscalene block

• Registration Number: NCT01755780
• Lead Sponsor: Larissa University Hospital

Brief Summary

The Left interscalene block has a different effect on heart's autonomic nervous system, compared to Right interscalene block. This effect is evident on the occurrence of bradycardia and hypotension during shoulder surgery in the beach chair position

Detailed Description

Not available

Study Timeline

• Study Start: 2012-12
• Study First Submitted: 2012-12-19
• Study First Submitted QC: 2012-12-19
• Study First Posted: 2012-12-24
• Status Verified: 2014-07
• Last Update Submitted: 2014-07-09
• Last Update Posted: 2014-07-10
• Primary Completion: 2015-01
• Study Completion: 2015-07

Recruitment & Eligibility

• Status: UNKNOWN
• Sex: All
• Target Recruitment: 50

Inclusion Criteria

• elective shoulder surgery
• Age 50- 80 years old
• ASA II - IV

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

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Arm && Interventions

Group	Intervention	Description
Left interscalene block	Left interscalene block	Left interscalene block on hypotension and bradycardia during beach chair positioning
Right interscalene block	Right interscalene block	Right interscalene block on hypotension and bradycardia during beach chair positioning

Primary Outcome Measures

Name	Time	Method
Interscalene block and beach chair positioning	Intraoperatively	Effect of interscalene block on hypotension and bradycardia during beach chair positioning

Trial Locations

Locations (1)

Larissa University Hospital; 🇬🇷 Larissa, Thessally, Greece