초록 ▼

A driver for use in an infusion pumping cassette having an elongated valve actuator which operates a valve controlling the flow of fluid through the cassette, a bracket having a first arm pivotally secured to one end of the valve actuator and a second arm, a cam driveably engaging the second arm, a

A driver for use in an infusion pumping cassette having an elongated valve actuator which operates a valve controlling the flow of fluid through the cassette, a bracket having a first arm pivotally secured to one end of the valve actuator and a second arm, a cam driveably engaging the second arm, a motor which drives the cam and a positioner which monitors the rotational position of the cam.

대표청구항 ▼

A driver for driving a fluid pumping cassette having valve means for controlling the flow of fluid through the fluid pumping cassette, driven by actuators associated with said driver, comprising: a. an elongated valve actuator to operate valve means on the cassette; b. a bracket pivotally mounted on

A driver for driving a fluid pumping cassette having valve means for controlling the flow of fluid through the fluid pumping cassette, driven by actuators associated with said driver, comprising: a. an elongated valve actuator to operate valve means on the cassette; b. a bracket pivotally mounted on said driver, said bracket having two arms, a first arm being pivotally secured to one end of said valve actuator; c. cam means driveably engaging the second arm of said bracket; d. motor means to drive said cam means; and e. positioning means to monitor the rotational position of said cam means.