About this trial
This proposed study is a single-center, double blind, parallel group RCT comparing the use of low (10 mm Hg) versus standard pressure (15 mm Hg) pneumoperitoneum at the time of benign gynecologic laparoscopic surgery. Patients will be randomized to the control group (standard pressure) or the intervention group (low pressure) and surgeons will be blinded to the study pressure. Data on post-operative recovery and pain scores will be recorded for each patient.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
All ages > or = to 18 years old;
Must be deemed to have capacity to provide informed consent;
Must sign and date the informed consent form;
Stated willingness to comply with all study procedures;
Disqualifiers
Previous midline laparotomy;
Gynecological cancer beyond stage 1 disease;
Chronic pain;
Known diagnosis of endometriosis or evidence of endometriosis intra-operatively;
Trial design
Parallel
Treatments tested in this trial
Low Pressure Penumoperitoneum
Procedure/SurgeryMaintained Pneumoperitoneum with low pressure of 10 mm Hg
Standard Pressure Group (No intervention- active comparator)
Other interventionMaintained Pneumoperitoneum at standard pressure of 15 mm Hg
Treatment groups
Trial outcomes
Primary outcomes
Shoulder Tip Pain
The primary endpoint is post-operative shoulder tip pain measured on post-op day 1 following surgery by a self-administered NRS (numeric rating score) for pain, on a scale from 0 (no pain) to 10 (worst pain imaginable).
Secondary outcomes
Shoulder Tip Pain (Short-term)
NRS (numeric rating score) scores for shoulder-tip pain at 1 and 2 hours on a scale from 0 (no pain) to 10 (worst pain imaginable)
Quality of Recovery (QoR) score
QoR (Quality of Recovery) score on post-op day 1: a pre-validated score out of 150 (higher score corresponds to better recovery)
Generalized Pain Score
Generalized pain at 1 and 2 hours and on post-op day 1. Self-reported NRS pain score on a scale 0-10.
Incidence of Nausea and Vomitting
Documented incidence (yes or no) of nausea, vomiting, and bloating at 1 and 2 hours and on post-op day 1. Incidence/presence of nausea and vomiting is worse.
Sponsors and contacts
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Mount Sinai Hospital, Canada
Lead sponsor
Women's College Hospital
Collaborator