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Brief Title: Volume Controlled Ventilation vs Autoflow-volume Controlled Ventilation
Official Title: Comparison of Volume Controlled Ventilation(VCV) vs Autoflow-volume Controlled Ventilation(Autoflow-VCV) During Robot-assisted Laparoscopic Radical Prostatectomy
Study ID: NCT02512120
Brief Summary: Volume controlled ventilation(VCV) is a most common used ventilation mode during general anesthesia. But VCV can cause high airway peak pressure when patient under steep Trendelenberg position with pneumoperitoneum. Autoflow-VCV can reduce airway peak pressure and improve dynamic compliance. We will compare parameters(arterial blood gas analysis, airway compliance, etc) when each group applied VCV and autoflow-VCV during RALP.
Detailed Description: Robot assisted laparoscopic radical prostatectomy(RALP) has been used to treatment of prostate cancer since 2001. RALP offers some advantage such as reduced blood loss, sparing nerves, less postoperative pain. However, RALP require steep Trendelenberg position with pneumoperitoneum. It can cause increased airway peak pressure and unwanted hemodynamic effect under conventional volume controlled ventilation(VCV). Autoflow-VCV use decelerating flow, can reduce airway peak pressure and improve dynamic compliance. We will compare parameters(arterial blood gas analysis, airway compliance, etc) when each group applied VCV and autoflow-VCV during RALP.
Minimum Age: 19 Years
Eligible Ages: ADULT, OLDER_ADULT
Sex: MALE
Healthy Volunteers: No
Name: Hye-Won Shin, MD, PhD
Affiliation: Department of anesthesiology and pain medicine, Korea University Anam Hospital
Role: STUDY_DIRECTOR