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Influence of tidal volume on ventilation distribution and oxygenation during one-lung ventilation: a feasibility study using electrical impedance tomography (EIT)

Influence of tidal volume on ventilation distribution and oxygenation during one-lung ventilation: a feasibility study using electrical impedance tomography (EIT)

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR-RPC-17010715
Enrollment
Unknown
Registered
2017-02-23
Start date
2017-02-23
Completion date
Unknown
Last updated
2017-04-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

thoracic surgery

Interventions

1:During OLV, FiO2 was set to 100%. VT was gradually decreased from 8 ml/kg, to 7 ml/kg, 6 ml/kg and 5 ml/kg ideal body weight, while ventilatory frequency was increased from 12 /ml to 14 /min, 16 /mi

Sponsors

Shanghai Chest Hospital, Shanghai Jiao Tong University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 70 Years

Inclusion criteria

Inclusion criteria: 1. patients scheduled for thoracic surgery; 2. need double lumen tube intubation and one lung ventilation; 3. Aged 18 to 70 years; 4. weight 40~80kg; 5. Baseline ASA score I or II.

Exclusion criteria

Exclusion criteria: 1. lung function is too low to bear single lung ventilation; 2. contraindication to double lumen tube intubation or difficult airway; 3. unstable hemodynamics preoperative.

Design outcomes

Primary

MeasureTime frame
regional respiratory system compliance (Crs);PaO2;—

Countries

China

Contacts

Public ContactJingxiang Wu

Shanghai Chest Hospital, Shanghai Jiao Tong University

wjx1132@163.com+86 13641629197

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026