procurement of medical stores , drugs , ercp guide wire tracer metro 0 . 035x450cm , oasis one action stent introducer system oa-8 . 5 ( cook ) , oasis one action stent introducer system oa-10 ( cook ) , naso jejunal enteral feeding tube ( freka tube 12 fr x 100 cm ) , naso jejunal enteral feeding tube ( freka tube 15frx 100cm ) , triple lumen stone revital ballon 12 mm injection port above ballon , triple lumen stone revital ballon 8 . 5 mm injection port above ballon , inj polidocanol 3%/ 2ml , ercp visiglide guide wire 0 . 25x450cm straight , jag wire size 0 . 035x450 cm , endoscopic variceal ligation system band cylinders ( mbl-6six shooter saeed multi-band ligator ) , inj n- butyl cyanoacrylate , multibite bioposy forceps length 230 cm channel dia 2 . 8 mm , endoscopic sclerotherapy injector size 23 g needle length 4 mm , channel working length 160 cm , endoscopic sclerotherapy injector size 23 g needle length 4 mm , channel working length 240 cm , jejunal feeding tube ( 14frx160 cm ) , jejunal feeding tube ( 16frx160 cm )