i kamal bhatnagar living in jodhpur (india) purchased second hand respronics bipap pro two 3642948] Core PKG-NA, Model No. 1017342 ( with adupter 1012832 (Ault Inc Model No. MW112RA2600N03) for my mother by neha lakhi & co. jaipur (india) on 24-01-2008. and we were supplied new resmed give mask as imaged in picture attache herewith in my mask blue strip is loosing clips (blue) with nose cap. so air is passing away from upper side of nose. can u give me the solution. if not - kindly give price and detail of oxygen mask