supply of electrode catheters of types & long deflectable sheath., ( sr ph code 160004 ) 6 french deflectable curve quadripolar electrode catheter with 2-5-2 inter electrode spacing. one matching connecting cable should be provided free of cost for every three catheters. should be dcgi approved unit:no , ( sr ph code 160006 ) 6 french deflectable curve decapolar electrode catheter with 2-5-2 inter electrode spacing. one matching connecting cable should be provided free of cost for every three catheters. should be dcgi approved. unit: no , ( sr ph code 160007 ) 6 french or 7 french deflectable curve duo decapolar electrode catheter with inter electrode spacing. one matching connecting cable should be provided free of cost for every three catheters. should be dcgi approved. unit: no , ( sr ph code 160008 ) long deflectable sheath with braided shaft and atraumatic tip. the sheath should have unidirectional or bidirectional steerability with a haemostatic valve and side port . it should be available in small, medium and large curves.the sheath should have a minimum inner diameter of 7 french or more and a minimum length of 65 cm or more. should be dcgi approved. unit: no