Heart Rate Variability in Pneumothorax

• Conditions: Pneumothorax
• Interventions: Procedure: for thoracoscopic ablation of cervical sympathetic chain

• Registration Number: NCT03537417
• Lead Sponsor: Rambam Health Care Campus

Brief Summary

Changes in heart rate variability in anesthetized, ventilated patients undergoing tension pneumothorax for thoracoscopic cervical sympathectomy

Detailed Description

Not available

Study Timeline

• Status Verified: 2018-05
• Study First Submitted: 2018-05-15
• Study First Submitted QC: 2018-05-24
• Last Update Submitted: 2018-05-24
• Study First Posted: 2018-05-25
• Last Update Posted: 2018-05-25
• Study Start: 2018-06-01
• Primary Completion: 2018-12-01
• Study Completion: 2019-06-01

Recruitment & Eligibility

• Status: UNKNOWN
• Sex: All
• Target Recruitment: 20

Inclusion Criteria

• age 15 - 50 years
• body mass index 25 - 45

Exclusion Criteria

• heart rate other than sinus
• cardiac pacemaker status
• heart transplant

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Arm && Interventions

Group	Intervention	Description
Tension pneumothorax group	for thoracoscopic ablation of cervical sympathetic chain	Patients undergoing intentional pneumothorax for thoracoscopic ablation of cervical sympathetic chain as a treatment for hyperhidrosis

Primary Outcome Measures

Name	Time	Method
Changes in heart rate variability	From immediately after induction of general anesthesia and mechanical ventilation to 10 minutes after initiation of pneumothorax	Non linear changes in R-R intervals extracted from ECG