This is a trial to evaluate if single port laparoscopic cholecystectomy causes less pain than conventional laparoscopic cholecystectomy.
This study is a randomized, two-arm, double-blinded three-center trial to compare single-port transumbilical laparoscopic cholecystectomy with conventional 4-port laparoscopic cholecystectomy. 120 patients are included with a 1:1 randomization. Three centers participate in the trial. Inclusion criteria: Female patients, ASA I-III, age between 18 and 75 years, elective laparoscopic cholecystectomy because of biliary pain or recent uncomplicated biliary pancreatitis. Exclusion criteria: Expected poor compliance, history of cholecystitis or severe pancreatitis, previous open upper abdominal surgery, pregnancy or lactation, preoperative chronic pain or conversion from laparoscopic to open surgery. Pain and nausea is measured on VAS before the operation and 3 hrs, 1 day, 2 days and 3 days after the operation. Cosmesis is evaluated after 28 days. Patients are telephone-interviewed after 12 months and asked about port hernia formation. If hernia is suspected patients are called in for an abdominal ultrasonography.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
120
Patients allocated to this group will undergo laparoscopic cholecystectomy using two 12 mm ports and two 5 mm ports
Patients allocated to this group will undergo laparoscopic cholecystectomy using only a transumbilical SILS port
Dept. of Surgery K, Bispebjerg Hospital
Copenhagen NV, Denmark
RECRUITINGGentofte Hospital, University of Copenhagen
Gentofte Municipality, Denmark
RECRUITINGDept. of Surgery, Koege Hospital, University of Copenhagen
Koege, Denmark
RECRUITINGPain scores on the Visual Analog Scale before surgery
Time frame: Before surgery
Pain scores on the Visual Analog Scale 3 hours after surgery
Time frame: 3 hrs after surgery
Pain scores on the Visual Analog Scale 1 day after surgery
Time frame: 1 day after surgery
Pain scores on the Visual Analog Scale 2 days after surgery
Time frame: 2 days after surgery
Pain scores on the Visual Analog Scale 3 days after surgery
Time frame: 3 days after surgery
Nausea scores on a 4 point scale before surgery
The 4 point scale: none, light, moderate, and severe
Time frame: Before surgery
Nausea scores on a 4 point scale 3 hours after surgery
The 4 point scale: none, light, moderate, and severe
Time frame: 3 hours after surgery
Nausea scores on a 4 point scale 1 day surgery
The 4 point scale: none, light, moderate, and severe
Time frame: 1 day after surgery
Nausea scores on a 4 point scale 2 days after surgery
The 4 point scale: none, light, moderate, and severe
Time frame: 2 days after surgery
Nausea scores on a 4 point scale 3 days after surgery
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The 4 point scale: none, light, moderate, and severe
Time frame: 3 days after surgery
Well being scores on the Visual Analog Scale before surgery
Time frame: Before surgery
Well being scores on the Visual Analog Scale 3 hours after surgery
Time frame: 3 hours after surgery
Well being scores on the Visual Analog Scale 1 day after surgery
Time frame: 1 day after surgery
Well being scores on the Visual Analog Scale 2 days after surgery
Time frame: 2 days after surgery
Well being scores on the Visual Analog Scale 3 days after surgery
Time frame: 3 days after surgery
Number of participants with adverse events as a measure of safety and tolerability
Adverse events include all complications related to surgery
Time frame: Within 30 days after surgery
Patient-assessed cosmesis on the Visual Analog Scale 30 days after surgery
Time frame: 30 days after surgery