Patent ID: 7458955

Claim:
A catheter comprising: a tube having: (a) a first end; (b) a first connector connected to the first end, the first connector being configured to be coupled to a medical device; (c) a second end; (d) an intermediate portion between the first end and the second end; and (e) a second connector connected to the second end, the second connector being configured to be in fluid communication with an anatomical passageway of a patient, the second end being movable through the second connector in a direction toward or away from the patient so that the intermediate portion of the tube is disposed along an axis between the first connector and the second connector; and a controller carried on the intermediate portion of the tube, the controller being movable along the axis between: (x) at least one position in which the controller is in contact with the second connector; and (y) at least one other position in which the controller is apart from the second connector, the controller having: (i) a tube engagement member defining a predisposed non-circular shape, and (ii) a depressible portion, depression of the depressible portion operable to cause the tube engagement member to become more circular than the non-circular shape to facilitate moving the controller along the axis.