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The effect of Trendelenbrug and end-expiratory positive pressure ventilation on the cross-sectional area of the internal jugular vein in left lateral position

The effect of Trendelenbrug and end-expiratory positive pressure ventilation on the cross-sectional area of the internal jugular vein in left lateral position

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500095091
Enrollment
Unknown
Registered
2025-01-01
Start date
2025-01-01
Completion date
Unknown
Last updated
2025-01-06

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

Conditions

None

Interventions

P group:Trendelenbrug 0° with 10cmH2O end-expiratory positive pressure
T group:Trendelenbrug 20° (Head down) with zero end-expiratory positive pressure
Control group:Trendelenbrug 0° with zero end-expiratory positive pressure
TP group:Trendelenbrug 20° with 10cmH2O end-expiratory positive pressure

Sponsors

Tong Ren hospital Shanghai Jiao Tong University School of medicine
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1. Elective general anaesthesia left lateral position surgery and need central venous cannulation patients 2. American Society of Anaesthesiologists (ASA) class I to III 3.Adult patients (18~65 years old) 4.BMI: 18~24kg/m^2

Exclusion criteria

Exclusion criteria: 1. Ultrasound scanning revealed anatomical variations of the internal jugular vein or venous thrombosis 2. Superior vena cava embolism syndrome

Design outcomes

Primary

MeasureTime frame
Cross-sectional area;—

Secondary

MeasureTime frame
Transverse diameter;Anterior-posterior;—

Countries

China

Contacts

Public ContactWenjuan Liu

Tong Ren hospital Shanghai Jiao Tong University School of medicine

vivian_liu0505@hotmail.com+86 181 2122 6712

Outcome results

None listed

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