Recruitment

Recruitment Status
Completed

Inclusion Criterias

American Society of Anesthesiologists physical status I-II
Body mass index < 35 kg/m2
Age between 15 and 80 years
American Society of Anesthesiologists physical status I-II
Body mass index < 35 kg/m2
Age between 15 and 80 years

Exclusion Criterias

Cardiac conduction disorders and arrhythmias
Patients refusal
Inflammation at the puncture site for interscalene brachial plexus block
...
Cardiac conduction disorders and arrhythmias
Patients refusal
Inflammation at the puncture site for interscalene brachial plexus block
Diabetes mellitus
Communications difficulties
Psychiatric disorders
Coronary artery disease
Coagulation deficiencies
Autonomic dysfunction
Congestive heart disease
Known allergies to local anesthetics
Failure of interscalene brachial plexus block
Serum electrolyte abnormalities
Neurologic deficit on the side to be operated

Summary

Conditions
Syncope, Vasovagal
Type
Observational
Design
  • Observational Model: Case-Crossover
  • Time Perspective: Prospective

Participation Requirements

Age
Between 15 years and 80 years
Gender
Both males and females

Description

Patients' age, Side of the block,Horner's syndrome, the degree of blockade, preoperative fasting time and fluid administration volume, waiting time for sitting position after the block, intraoperative use of opioids and antihypertensives, and change of heart rate variability before the block and aft...

Patients' age, Side of the block,Horner's syndrome, the degree of blockade, preoperative fasting time and fluid administration volume, waiting time for sitting position after the block, intraoperative use of opioids and antihypertensives, and change of heart rate variability before the block and after sitting position affect the occurrence of hypotensive bradycardic events in the patients undergoing arthroscopic shoulder surgery in the sitting position under interscalene block.

Inclusion Criterias

American Society of Anesthesiologists physical status I-II
Body mass index < 35 kg/m2
Age between 15 and 80 years
American Society of Anesthesiologists physical status I-II
Body mass index < 35 kg/m2
Age between 15 and 80 years

Exclusion Criterias

Cardiac conduction disorders and arrhythmias
Patients refusal
Inflammation at the puncture site for interscalene brachial plexus block
...
Cardiac conduction disorders and arrhythmias
Patients refusal
Inflammation at the puncture site for interscalene brachial plexus block
Diabetes mellitus
Communications difficulties
Psychiatric disorders
Coronary artery disease
Coagulation deficiencies
Autonomic dysfunction
Congestive heart disease
Known allergies to local anesthetics
Failure of interscalene brachial plexus block
Serum electrolyte abnormalities
Neurologic deficit on the side to be operated

Locations

Daegu, 705-718
Daegu, 705-718

Tracking Information

NCT #
NCT01926561
Collaborators
Not Provided
Investigators
Study Chair: WoonSeok Roh, Doctor Daegu Catholic University Medical Center