Patent ID: 7984730

Claim:
A stopcock comprising: a housing element defining a central bore and at least first, second and third ports; a handle element which is selectably positionable relative to said housing element; at least one fluid passageway communicating between at least two of said at least first, second and third ports, said at least one fluid passageway being selectably defined by at least one of said housing element and said handle element; and a fluid flow guide associated with said at least one fluid flow passageway, said fluid flow guide extending radially and partially bifurcating said at least one fluid flow passageway, said fluid flow guide extending radially to an inner facing wall of said central bore, said at least one fluid passageway being configured for enabling flushing an internal volume of at least one of said first, second and third ports by a fluid flow which does not flow entirely through said port whose internal volume is being flushed, said at least one fluid passageway being defined by at least one recess formed on a peripheral surface of said handle element.