hemorrhoid is one of the most common surgical diseases and different methods are available for its treatment. this study is a comparison between two methods of treatment of internal hemorrhoid, monopolar low voltage instrument (ultroid) and rubber band ligation. this method has been carried out prospectively in which 50 patients who were treated with rubber band ligation and 50 patients with ul...

Abstract - This paper presents a new design of microwave microelectromechanical systems (MEMS) phase shifter for dual band wireless local area network (WLAN) applications. A bit is designed which product a constant phase shift of 11.25° by switching between two line that consist of 12 and 6 unitcells in each frequency band. A unitcell is constructed by gold membrane suspended over the coplanar ...