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Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Oct 7, 2014; 20(37): 13239-13245
Published online Oct 7, 2014. doi: 10.3748/wjg.v20.i37.13239
Table 1 Commercially available self-expandable metal stent for malignant colonic obstruction
Manufacturer modelDelivery systemDiameter (mm)Flares/flangesLength (mm)Covered/uncovered
WallFlex1 (Boston Scientific)TTS22/27Present60, 90, 120Uncovered
Ultraflex Precision1 (Boston Scientific)OTW25/30Present57, 87, 117Uncovered
Wallstent endoprosthesis1 (Boston Scientific)TTS20, 22; no flareAbsent60, 90Uncovered
D-Enteral Colonic Stent (Taewoong Medical)TTS/OTW18, 20, 22, 24, 26Absent60, 80, 100, 120, 140, 150Uncovered
Comvi Colonic Stent (Taewoong Medical)TTS/OTW18, 20, 22, 24, 26, 28Absent60, 80, 100, 120Partially Covered
S-Enteral Colonic Stent (Taewoong Medical)TTS/OTW18, 20, 22, 24, 26, 28Present60, 80, 100, 120, 140, 150, 230Fully and Partially Covered
Evolution Colonic Stent (Cook Endoscopy)TTS25Present60, 80, 100Uncovered
Colonic Z-Stent1 (Cook Endoscopy)TTS25Present40, 60, 80, 100, 120Uncovered
Hanarostent (M.I.Tech)TTS/OTW20, 22, 24Present60, 70, 80, 90, 100, 110, 120, 130, 140, 150, 160, 170, 180Uncovered, Fully Covered
Enterella (ELLA-CS)OTW22, 25, 30Absent75, 82, 88, 90, 112, 113, 123, 135, 136Uncovered, Covered
Bonastent (EndoChoice)TTS22, 24, 26Absent60, 80, 100Uncovered, Partially Covered
Aixstent (Leufen Medical)TTS/OTW25, 30Present80, 100Uncovered, Partially Covered
Micro-Tech (MICRO-TECH Europe)TTS/OTW20, 25, 30Present60, 80, 100, 120Uncovered, Partially Covered, Fully Covered