The effect of pneumoperitoneum with gas insufflation on the diameters and dimensions of big central veins like internal jugular vein and subclavian vein in laparoscopic cholecystectomy operation

The effect of pneumoperitoneum on the cross-sectional areas of internal jugular vein and subclavian vein in laparoscopic cholecystectomy operation

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

ISRCTN

Registry ID

ISRCTN15164056

Enrollment

Registered

2016-07-21

Start date

2015-02-01

Completion date

Unknown

Last updated

2016-10-17

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

Conditions

Laparoscopic cholecystectomy Surgery

Interventions

The study included a total of 60 ASA (American Society of Anesthesiology) group I-II patients aged 25-70 years who were scheduled to undergo cholecystectomy surgery with laparoscopic method. The patie

Fujifilm SonoSite Inc., Washington, United States) using a 6 MHz two-dimensional flat ultrasonography transducer (band width of 13-6 MHz, depth 6 cm) before anesthesia induction (Control, T1), 5 min

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. ASA ( american society of Anesthesiologists) I-II physical status patients 2. 25-70 years age range 3. Both genders

Exclusion criteria

Exclusion criteria: 1. Patients with cardiovascular disease, severe COPD, chest wall deformity 2. History of use of any drug altering vascular tonus 3. History of neck, clavicle, lung, great vessel, or chest wall surgery

Design outcomes

Primary

Measure	Time frame
Cross-sectional areas of internal jugular vein and subclavian vein, measured with ultrasonography before anesthesia induction (T1), 5 minutes after connecting to mechanical ventilator (T2), 5 minutes after creation of pneumoperitoneum (T3), at the end of pneumoperitoneum (T4), and 5 minutes after desufflation and before extubation (T5) both at end-expiration and end-inspiration.	—

Countries

Turkey

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Mar 12, 2026