| Study | Reason for exclusion |
|---|---|
| Carditello 2007 | Not randomized |
| Chen 2007 | Versus PPH stapler |
| Chung 2002 | Bipolar scissor (Powerstar‐TM) is technically not identical to Ligasure‐TM |
| Kecmanovic 2006 | Milligan‐Morgan with Ligasure technique used in all patients |
| Kraemer 2005 | Versus PPH stapler |
| Kwok 2005 | Versus Ultracision |
| Mistrangelo 2009 | Not randomized |
| Sayfan 2004 | Not randomized |
| Vasil'ev 2004 | Not randomized |
| Wang 2007 | Versus non conventional hemorrhoidectomy |
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