Patent ID: 6623445
Filing Date: 2003-09-23
Classification: A61M

Abstract:
A surgical irrigation system, comprising:a hand held handpiece comprising an inlet connectable to a remote irrigation liquid source, a substantially straight, hollow, open ended conduit having a front end for supplying irrigation liquid and directing surgical tools to a surgical site, said conduit having an open rear end for receiving surgical tools to be directed through the length of said conduit to the front end of said conduit, a housing fixedly locating said inlet with respect to said conduit, a valve member guided in said housing for opening and closing a connection between said inlet and an intermediate portion of said conduit, said inlet and conduit having respective central longitudinal axes, said valve member being extended transversely to at least one of said axes, said inlet and conduit longitudinal central axes being substantially coplanar, said inlet opening to said conduit, in which said valve member comprising an elongate cylindrical portion, said valve member being reciprocable in said housing in the length direction of said cylindrical portion, said cylindrical portion having a fluid flow hole transversely therethrough, said valve member having a closed position blocking fluid flow from said inlet to said conduit wherein said hole is out of the plane of said inlet and conduit longitudinal central axes, said valve member having an open position in which said hole contains the plane of the central longitudinal axes of said inlet and conduit and provides an obstructionless flowpath from said inlet to said conduit.