Electrical Impedance Tomography Clinical Trial
Official title:
Epidural Block Impairs Hypoxic Pulmonary Vasoconstriction During One-lung Ventilation: an Electrical Impedance Tomography- Based Prospective Observation Study
NCT number | NCT04730089 |
Other study ID # | EB-EIT |
Secondary ID | |
Status | Recruiting |
Phase | |
First received | |
Last updated | |
Start date | August 1, 2020 |
Est. completion date | July 31, 2022 |
Define the effect of epidural block on HPV by EIT.
Status | Recruiting |
Enrollment | 50 |
Est. completion date | July 31, 2022 |
Est. primary completion date | July 31, 2022 |
Accepts healthy volunteers | No |
Gender | All |
Age group | 18 Years to 80 Years |
Eligibility | Inclusion Criteria: - Age 18 - 80 years Existing central venous and arterial access Chest circumference 70 - 150 cm Exclusion Criteria: - Contraindication to central venous injection of 5 % sodium chloride (NaCl) Contraindications of PulmoVista 500: Patients with pacemakers, defibrillators or other electrically active implants Patients with damaged skin or impaired skin contact of the electrodes due to wound dressings Patients where the attachment of the patient belt could pose a risk to the patient, e.g. patients with spinal lesions or fractures Patients with uncontrolled body movements Extremely obese patients (BMI>50) Patients during pregnancy Patients with massive lung edema Use during electricity-based therapies, such as electrosurgery or electrocautery Use in the presence of strong magnetic fields Use in conjunction with other bioimpedance measurement devices |
Country | Name | City | State |
---|---|---|---|
China | Zhongshan Hospital of Fudan University | Shanghai | Shanghai |
Lead Sponsor | Collaborator |
---|---|
Shanghai Zhongshan Hospital |
China,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | Assess regional distribution of pulmonary perfusion | To evaluate the effect of epidural block on pulmonary blood flow distribution. | within 24 hours | |
Primary | Assess oxygenation status | To evaluate the effect of epidural block by assessing regional distribution of pulmonary perfusion based on indicator dilution and changes at different points in time during varying states of regional ventilation will be evaluated. | within 24 hours |
Status | Clinical Trial | Phase | |
---|---|---|---|
Completed |
NCT04011852 -
The Role of Chest Electrical Impedance Tomography in the Pediatric Ventilator Weaning
|
||
Recruiting |
NCT05389735 -
Evaluation of Postoperative Ventilation Distribution With Electrical Impedance Tomography
|
||
Completed |
NCT04245241 -
Effects of High-Flow Nasal Cannula Therapy Assessed by Electrical Impedance Tomography
|
||
Recruiting |
NCT05406427 -
Monitorings the Physiological Mechanism of Airway Pressure Release Ventilation in ARDS Patients by EIT
|
||
Recruiting |
NCT02150018 -
Effect of Non Invasive Ventilation on Lung Volumes Determined by Electrical Impedance Tomography
|
N/A | |
Recruiting |
NCT02361021 -
Lung Aeration During WEANing From Mechanical Ventilation Determined by Electrical Impedance Tomography and Lung Ultrasound
|
N/A | |
Completed |
NCT02186288 -
Effect of High-flow Nasal Cannula Oxygen on Lung Volumes Determined by Electrical Impedance Tomography
|
N/A | |
Recruiting |
NCT06181539 -
Evaluate the Effect of Prone Ventilation on Ventilated-blood Flow Ratio in Patients With ARDS by EIT
|
||
Recruiting |
NCT05781802 -
V/Q Matching in Pressure Support Ventilation
|
||
Recruiting |
NCT04725227 -
Determine the Effect of Prone Positioning in Adults With ARDS by Electrical Impedance Tomography
|
||
Enrolling by invitation |
NCT02523352 -
Effects of PEEP on Heart and Lungs in Obese Subjects
|
N/A | |
Recruiting |
NCT05765760 -
Improvement of ARDS Ventilation-perfusion Matching by Prone Positioning Assessed by EIT
|
||
Recruiting |
NCT03830099 -
Inhomogeneous Ventilation in Adult Post-neurosurgical Patients
|