fluid and a second passageway that is eccentrically disposed with respect to the central passageway to communicate a second fluid to lift the well fluid the gas lift valve assembly includes a valve that is disposed in the second passageway and includes a ball valve to regulate communication of the second fluid application_number US 62868909 A description in the following description numerous details are set forth to provide an understanding of the present invention however it will be understood by those skilled in the art that the present invention may be practiced without these details and that numerous variations or modifications from the described embodiments are possible as used here the terms u201c above u201d and u201c below u201d u201c up u201d and u201c down u201d u201c upper u201d and u201c lower u201d u201c upwardly u201d and u201c downwardly u201d and other like terms indicating relative positions above or below a given point or element are used in this description to more clearly describe some embodiments of the invention however when applied to equipment and methods for use in wells that are deviated or horizontal such terms may refer to a left to right right to left or diagonal relationship as appropriate referring to fig1 a subterranean well 10 includes a wellbore 11 that extends downhole into one or more subterranean formations as depicted in fig1 for purposes of example the wellbore 11 is vertical however the techniques and systems that are disclosed herein may likewise be applied to lateral or.