Database

Period of Search

Search Strategy

The Cochrane Hepato‐Biliary Group Controlled Trials Register

Date will be given at review status.

(laparoscop* OR coelioscop* OR celioscop* OR peritoneoscop*) AND (cholecystectom*) AND (cystic AND duct) AND (ligation OR ligature OR ligatures OR clip OR tie OR suture)

Cochrane Central Register of Controlled Trials (CENTRAL) in The Cochrane Library

Latest issue.

#1 MeSH descriptor Cystic Duct explode all trees
#2 cystic AND duct
#3 (#1 OR #2)
#4 MeSH descriptor Ligation explode all trees
#5 ligation OR ligature OR ligatures OR clip OR tie OR suture
#6 (#4 OR #5)
#7 MeSH descriptor Cholecystectomy, Laparoscopic explode all trees
#8 (laparoscop* OR celioscop* OR coelioscop* OR abdominoscop* OR peritoneoscop*) AND (cholecystecto* OR colecystecto*)
#9 (#7 OR #8)
#10 (#3 AND #6 AND #9)

MEDLINE

1987 to the date of search.

("Cystic Duct"[MeSH] OR (cystic AND duct)) AND ("Ligation"[MeSH] OR ligation OR ligature OR ligatures OR clip OR tie OR suture) AND (((laparoscop* OR celioscop* OR coelioscop* OR abdominoscop* OR peritoneoscop*) AND (cholecystecto* OR colecystecto*)) OR "cholecystectomy, laparoscopic"[MeSH]) AND (((randomized controlled trial [pt] OR controlled clinical trial [pt] OR randomized controlled trials [mh] OR random allocation [mh] OR double‐blind method [mh] OR single‐blind method [mh] OR clinical trial [pt] OR clinical trials [mh] OR ("clinical trial" [tw]) OR ((singl* [tw] OR doubl* [tw] OR trebl* [tw] OR tripl* [tw]) AND (mask* [tw] OR blind* [tw])) OR (placebos [mh] OR placebo* [tw] OR random* [tw] OR research design [mh:noexp]) NOT (animals [mh] NOT human [mh]))))

EMBASE

1987 to the date of search.

1 LAPAROSCOP$ OR CELIOSCOP$ OR COELIOSCOP$ OR ABDOMINOSCOP$ OR PERITONEOSCOP$
2 CHOLECYSTECT$ OR COLECYSTECT$
3 1 AND 2
4 LAPAROSCOPIC‐SURGERY#.DE. OR LAPAROSCOPY#.W..DE.
5 CHOLECYSTECTOMY#.W..DE.
6 4 AND 5
7 3 OR 6
8 CYSTIC‐DUCT#.DE.
9 cystic AND duct
10 8 OR 9
11 LIGATION#.W..DE.
12 ligation OR ligature OR ligatures OR clip OR tie OR suture
13 11 OR 12
14 RANDOMIZED‐CONTROLLED‐TRIAL#.DE. OR RANDOMIZATION#.W..DE. OR CONTROLLED‐STUDY#.DE. OR MULTICENTER‐STUDY#.DE. OR PHASE‐3‐CLINICAL‐TRIAL#.DE. OR PHASE‐4‐CLINICAL‐TRIAL#.DE. OR DOUBLE‐BLIND‐PROCEDURE#.DE. OR SINGLE‐BLIND‐PROCEDURE#.DE.
15 RANDOM$ OR CROSSOVER$ OR CROSS‐OVER OR CROSS ADJ OVER OR FACTORIAL$ OR PLACEBO$ OR VOLUNTEER$
16 (SINGLE OR DOUBLE OR TREBLE OR TRIPLE) NEAR (BLIND OR MASK)
17 14 OR 15 OR 16
18 17 AND HUMAN=YES
19 7 AND 10 AND 13 AND 18

Science Citation Index Expanded (http://portal.isiknowledge.com/portal.cgi?DestApp=WOS&Func=Frame)

1987 to the date of search.

#1 TS=(laparoscop* OR coelioscop* OR celioscop* OR peritoneoscop*)
#2 TS=(cholecystectom*)
#3 TS=(cystic AND duct)
#4 TS=(ligation OR ligature OR ligatures OR clip OR tie OR suture)
#5 TS=(random* OR blind* OR placebo* OR meta‐analysis)
#6 #5 AND #4 AND #3 AND #2 AND #1