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The Effect of the Trendelenburg Position and Passive Leg Elevation on Internal Jugular Vein Catheterization in the Intensive Care Unit

The effect of the Trendelenburg position and passive leg elevation on the change in size of the right internal jugular vein to exhibit optimal position for internal jugular vein catheterization in intensive care unit patients.

Status
Completed
Phases
Unknown
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12614000237684
Enrollment
120
Registered
2014-03-05
Start date
2013-07-04
Completion date
2014-02-10
Last updated
2020-01-13

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

Conditions

None listed

Brief summary

This study aims to establish the change in the size of the right internal jugular vein by placing the patient in the Trendelenburg position, assuming a passive leg elevation, or both, as well as the success of this change and its effect on mechanical complications.One hundred twenty intensive care patients who were intubated and mechanically ventilated were enrolled in the study. Patients were randomly divided into four groups, each consisting of 30 patients. For all patients, transverse and vertical length, depth, and surface of the internal jugular vein were measured first in the supine and then in the intervention position.Group I: Control group: Supine position Group II: 10 degrees Trendelenburg position, Group III: 50 degrees passive leg elevation position, Group IV: 10 degrees Trendelenburg position plus 50 degrees passive leg elevation position. Intervention was performed in the supine position in the control group and in the latter in other groups. The change observed in the vein size, along with the positional change and the success of this intervention and its effect on mechanical complications were determined.

Interventions

One hundred twenty intensive care patients who were intubated and mechanically ventilated were enrolled in the study. Patients were randomly divided into four groups, each consisting of 30 patients.Group I: Control group: Supine position,Group II: 10 degree Trendelenburg position, Group III: 50 degree passive leg elevation position, Group IV: 10 degree Trendelenburg position plus 50 degree passive leg elevation position. For all patients, transverse and vertical length, depth, and surface of t

One hundred twenty intensive care patients who were intubated and mechanically ventilated were enrolled in the study. Patients were randomly divided into four groups, each consisting of 30 patients.Group I: Control group: Supine position,Group II: 10 degree Trendelenburg position, Group III: 50 degree passive leg elevation position, Group IV: 10 degree Trendelenburg position plus 50 degree passive leg elevation position. For all patients, transverse and vertical length, depth, and surface of the internal jugular vein were measured first in the supine and then in the intervention position.Anterior-posterior and transfer diameter, cross sectional area (CSA) and depth were calculated by the same anesthesiologist from the recorded internal jugular vein images. CSA was calculated by the planimeter method. For depth measurement, the distance from the skin surface to the anterior wall of IJV was measured.After giving the position for the intervention (internal juguler vein catheterization) the chronometer was started. If the time to the vein puncture was more than 20 minutes or any complications occurred during the procedure, that patient was not included in the study.

Sponsors

Necmettin Erbakan University
Lead SponsorUniversity

Study design

Allocation
Randomised controlled trial
Intervention model
Parallel
Primary purpose
Treatment
Masking
Open (masking not used)

Eligibility

Sex/Gender
All
Age
16 Years to 80 Years
Healthy volunteers
No

Inclusion criteria

Intensive care patients who were intubated and mechanically ventilated were enrolled in the study. Patients requiring catheterization, with BMI <30 kg/m2 and blood pressure >90/60 mmHg, who were hemodynamically stable.We enrolled patients, ARDS, postoperative respiratory failure, neuromuscular disease, pneumonia, cerebrovascular accident, metabolic disease, organophosphorus poisoning and catheterization was performed for the purpose of intravenous fluids, total parenteral nutrition and hemodynamic monitoring.

Exclusion criteria

Patients requiring immediate catheterization, with BMI >30 kg/m2 and blood pressure <90/60 mmHg, who were hemodynamically instable, receiving vasoactive medications, who had coronary artery disease, gastric reflux, elevated intracranial pressure, previous catheterization at the same site that would make the intervention difficult for venous cannulation, pacemaker, skeletal deformity, and untreated coagulopathy (INR >2, APTT >1.5x higher, platelet count <50,000/mm3).

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 4, 2026