PERISTALTIC PUMP WITH A REMOVABLE CASSETTE
First Claim
1. A peristaltic pump, the peristaltic pump comprising:
- a pump frame;
a plurality of rollers configured to mount to the pump frame;
an actuator operably coupled to move the plurality of rollers;
a cassette, the cassette comprising a cassette frame; and
a cam positioned to compress a tube against the plurality of rollers;
wherein the cassette is mountable to the pump frame by applying a first pressure in a first direction to the cassette frame and is dismountable from the pump frame by applying a second pressure in the first direction to the cassette frame.
1 Assignment
0 Petitions
Accused Products
Abstract
A peristaltic pump is provided which includes a removable cassette that can be mounted to the peristaltic pump using a single hand of a user. The peristaltic pump includes, a pump frame, a plurality of rollers configured to mount to the pump frame, an actuator operably coupled to move the plurality of rollers, and the removable cassette The cassette includes a cassette frame and a cam positioned to compress a tube against the plurality of rollers. The cassette is mountable to the pump frame by applying pressure in a first direction to the cassette frame and is dismountable from the pump frame by applying pressure in the first direction to the cassette frame. In an exemplary embodiment, a pin mounts to the pump frame and the cassette frame includes a ramp configured to receive the pin so that the pin is held in a seat of the ramp.
42 Citations
20 Claims
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1. A peristaltic pump, the peristaltic pump comprising:
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a pump frame;
a plurality of rollers configured to mount to the pump frame;
an actuator operably coupled to move the plurality of rollers;
a cassette, the cassette comprising a cassette frame; and
a cam positioned to compress a tube against the plurality of rollers;
wherein the cassette is mountable to the pump frame by applying a first pressure in a first direction to the cassette frame and is dismountable from the pump frame by applying a second pressure in the first direction to the cassette frame. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A method of using a cassette in a peristaltic pump, the method comprising:
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positioning a cassette frame of a cassette for mounting to a pump frame of a peristaltic pump;
engaging a hook in a notch to mount a first end of the cassette frame to the pump frame;
sliding a pin in a first direction to accept a second end of the cassette frame;
sliding the pin along a ramp; and
holding the pin in a seat of the ramp to mount the cassette to the peristaltic pump. - View Dependent Claims (17, 18, 19, 20)
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Specification