Patent ID: 6991621

Claim:
A medical instrument capable of irrigation and/or suction with a fluid, comprising: an instrument body in which at least one flow channel is present having an internal cross section for the passage of a fluid, said flow channel extending in a longitudinal direction; at least one shut-off member configured as a ball which is movable between a closure position where said ball lies sealingly on a sealing edge of said at least one flow channel so that it closes off said internal cross section of said flow channel, and a release position where said ball frees said flow channel, said ball being elastic in order to facilitate sealing of said flow channel by said elastic ball when said ball is in said closure position; at least one actuating member for moving said ball between said closure position and said release position, said actuating member having a press-button for operating said actuating member, and wherein said ball and said actuating member are movable between said closure position and said release position substantially in a direction transverse to said longitudinal direction of said flow channel, and wherein said actuating member is configured to remove from said instrument body together with said ball as a unit.