# The Effect of Prolonged Inspiratory Time on Gas Exchange During Robot-assisted Laparoscopic Surgery With Steep Trendelenburg Position : A Crossover Randomized Clinical Trial

> **NCT02966535** · NA · COMPLETED · sponsor: **Seoul National University Hospital** · enrollment: 32 (actual)

## Conditions studied

- Prostatic Neoplasm
- Urinary Bladder Neoplasm

## Interventions

- **DEVICE:** Adjustment of Mechanical Ventilator Inspiratory to expiratory time ratio (1:2 to 1:1)
- **DEVICE:** Adjustment of Mechanical Ventilator Inspiratory to expiratory time ratio (1:1 to 1:2)

## Key facts

- **NCT ID:** NCT02966535
- **Lead sponsor:** Seoul National University Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2016-11
- **Primary completion:** 2017-02
- **Final completion:** 2017-04
- **Target enrollment:** 32 (ACTUAL)
- **Last updated:** 2019-03-14


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02966535

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02966535, "The Effect of Prolonged Inspiratory Time on Gas Exchange During Robot-assisted Laparoscopic Surgery With Steep Trendelenburg Position : A Crossover Randomized Clinical Trial". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT02966535. Licensed CC0.

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