Door assembly for positioning a pump cassette against a control assembly
First Claim
Patent Images
1. A door assembly for loading a cassette onto a cassette control assembly comprising:
- a door hingedly connected to a housing that encloses the cassette control assembly, an outside portion of the door including a handle and an inside portion of the door comprising a movable member and a cassette receptacle;
the cassette receptacle mounted on the inside portion of the door and arranged to hold the cassette;
the movable member arranged to provide a force to press the cassette against the cassette control assembly when the door is in a closed position, whereinthe cassette receptacle is arranged to receive the cassette when the door is in an open position, and is arranged to align the cassette with the cassette control assembly when the door is in the closed position, andwherein the cassette receptacle comprises brackets to contain the cassette by contacting a peripheral structure of the cassette when the cassette is inserted in the receptacle.
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Accused Products
Abstract
A door assembly that includes a receptacle for a pump cassette can be closed to position the cassette into contact with a control assembly for operating the pump cassette. A force assembly having a movable member is capable of applying force to the pump cassette to press the pump cassette against the control assembly. The movable member may be an expandable member, such as a bladder.
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Citations
21 Claims
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1. A door assembly for loading a cassette onto a cassette control assembly comprising:
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a door hingedly connected to a housing that encloses the cassette control assembly, an outside portion of the door including a handle and an inside portion of the door comprising a movable member and a cassette receptacle; the cassette receptacle mounted on the inside portion of the door and arranged to hold the cassette; the movable member arranged to provide a force to press the cassette against the cassette control assembly when the door is in a closed position, wherein the cassette receptacle is arranged to receive the cassette when the door is in an open position, and is arranged to align the cassette with the cassette control assembly when the door is in the closed position, and wherein the cassette receptacle comprises brackets to contain the cassette by contacting a peripheral structure of the cassette when the cassette is inserted in the receptacle. - View Dependent Claims (2)
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3. A door assembly for loading a cassette onto a cassette control assembly comprising:
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a door hingedly connected to a housing that encloses the cassette control assembly, an outside portion of the door including a handle and an inside portion of the door comprising a movable member and a cassette receptacle; the cassette receptacle mounted on the inside portion of the door and arranged to hold the cassette; the movable member arranged to provide a force to press the cassette against the cassette control assembly when the door is in a closed position, wherein the cassette receptacle is arranged to receive the cassette when the door is in an open position, and is arranged to align the cassette with the cassette control assembly when the door is in the closed position, the door assembly further comprising a cassette orientation feature on the inside portion of the door arranged to permit closure of the door only if the cassette is installed in the receptacle in a pre-determined orientation. - View Dependent Claims (4, 5)
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6. A door assembly for loading a cassette onto a cassette control assembly comprising:
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a door hingedly connected to a housing that encloses the cassette control assembly, an outside portion of the door including a handle and an inside portion of the door comprising a movable member and a cassette receptacle; the cassette receptacle mounted on the inside portion of the door and arranged to hold the cassette; the movable member arranged to provide a force to press the cassette against the cassette control assembly when the door is in a closed position, wherein the cassette receptacle is arranged to receive the cassette when the door is in an open position, and is arranged to align the cassette with the cassette control assembly when the door is in the closed position, the door assembly further comprising a door latch mounted on the inside portion of the door, wherein the door latch is configured to engage a corresponding engagement feature on the housing to prevent the door from opening upon application of force by the movable member. - View Dependent Claims (7)
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8. A door assembly for loading a pneumatic pump cassette onto a pneumatic cassette control assembly comprising:
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a door hingedly connected to a housing that encloses the pneumatic cassette control assembly, an outside portion of the door including a handle and an inside portion of the door comprising a movable member and a cassette receptacle; the cassette receptacle mounted on the inside portion of the door and arranged to hold the pneumatic pump cassette; the movable member arranged to provide a force to press the pneumatic pump cassette against the pneumatic cassette control assembly when the door is in a closed position, wherein the cassette receptacle is arranged to receive the pneumatic pump cassette when the door is in an open position, and is arranged to align the pneumatic pump cassette with the cassette control assembly when the door is in the closed position, and wherein the receptacle comprises brackets to contain the pneumatic pump cassette by contacting a peripheral structure of the pneumatic pump cassette when the pneumatic pump cassette is inserted in the receptacle. - View Dependent Claims (9)
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10. A door assembly for loading a pneumatic pump cassette onto a pneumatic cassette control assembly comprising:
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a door hingedly connected to a housing that encloses the pneumatic cassette control assembly, an outside portion of the door including a handle and an inside portion of the door comprising a movable member and a cassette receptacle; the cassette receptacle mounted on the inside portion of the door and arranged to hold the pneumatic pump cassette; the movable member arranged to provide a force to press the pneumatic pump cassette against the pneumatic cassette control assembly when the door is in a closed position, wherein the cassette receptacle is arranged to receive the pneumatic pump cassette when the door is in an open position, and is arranged to align the pneumatic pump cassette with the cassette control assembly when the door is in the closed position, the door assembly further comprising a pneumatic pump cassette orientation feature on the inside portion of the door arranged to permit closure of the door only if the pneumatic pump cassette is installed in the receptacle in a pre-determined orientation. - View Dependent Claims (11, 12)
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13. A door assembly for loading a pneumatic pump cassette onto a pneumatic cassette control assembly comprising:
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a door hingedly connected to a housing that encloses the pneumatic cassette control assembly, an outside portion of the door including a handle and an inside portion of the door comprising a movable member and a cassette receptacle; the cassette receptacle mounted on the inside portion of the door and arranged to hold the pneumatic pump cassette; the movable member arranged to provide a force to press the pneumatic pump cassette against the pneumatic cassette control assembly when the door is in a closed position, wherein the cassette receptacle is arranged to receive the pneumatic pump cassette when the door is in an open position, and is arranged to align the pneumatic pump cassette with the cassette control assembly when the door is in the closed position, the door assembly further comprising a door latch mounted on the inside portion of the door, wherein the door latch is configured to engage a corresponding engagement feature on the housing to prevent the door from opening upon application of force by the movable member. - View Dependent Claims (14)
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15. A door assembly for loading a pneumatic pump cassette onto a pneumatic cassette control assembly comprising:
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a door hingedly connected to a housing that encloses the pneumatic cassette control assembly, an outside portion of the door including a handle and an inside portion of the door comprising a movable member and a cassette receptacle; the cassette receptacle mounted on the inside portion of the door and arranged to hold the pneumatic pump cassette; the movable member arranged to provide a force to press the pneumatic pump cassette against the pneumatic cassette control assembly when the door is in a closed position, wherein the cassette receptacle is hingedly connected to the inside portion of the door, and is arranged to; receive the pneumatic pump cassette when the door is in an open position, align the pneumatic pump cassette with the pneumatic cassette control assembly when the door is in the closed position, and move away from the pneumatic cassette control assembly and the movable member when the door is opened, and; wherein the receptacle comprises brackets to contain the pneumatic pump cassette by contacting a peripheral structure of the pneumatic pump cassette when the pneumatic pump cassette is inserted in the cassette receptacle. - View Dependent Claims (16)
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17. A door assembly for loading a pneumatic pump cassette onto a pneumatic cassette control assembly comprising:
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a door hingedly connected to a housing that encloses the pneumatic cassette control assembly, an outside portion of the door including a handle and an inside portion of the door comprising a movable member and a cassette receptacle; the cassette receptacle mounted on the inside portion of the door and arranged to hold the pneumatic pump cassette; the movable member arranged to provide a force to press the pneumatic pump cassette against the pneumatic cassette control assembly when the door is in a closed position, wherein the cassette receptacle is hingedly connected to the inside portion of the door, and is arranged to; receive the pneumatic pump cassette when the door is in an open position, align the pneumatic pump cassette with the pneumatic cassette control assembly when the door is in the closed position, and move away from the pneumatic cassette control assembly and the movable member when the door is opened; the door assembly further comprising a cassette orientation feature on the inside portion of the door arranged to permit closure of the door only if a pneumatic pump cassette is installed in the cassette receptacle in a pre-determined orientation. - View Dependent Claims (18, 19)
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20. A door assembly for loading a pneumatic pump cassette onto a pneumatic cassette control assembly comprising:
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a door hingedly connected to a housing that encloses the pneumatic cassette control assembly, an outside portion of the door including a handle and an inside portion of the door comprising a movable member and a cassette receptacle; the cassette receptacle mounted on the inside portion of the door and arranged to hold the pneumatic pump cassette; the movable member arranged to provide a force to press the pneumatic pump cassette against the pneumatic cassette control assembly when the door is in a closed position, wherein the cassette receptacle is hingedly connected to the inside portion of the door, and is arranged to; receive the pneumatic pump cassette when the door is in an open position, align the pneumatic pump cassette with the pneumatic cassette control assembly when the door is in the closed position, and move away from the pneumatic cassette control assembly and the movable member when the door is opened; the door assembly further comprising a door latch mounted on the inside portion of the door, wherein the door latch is configured to engage a corresponding engagement feature on the housing to prevent the door from opening upon application of force by the movable member. - View Dependent Claims (21)
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Specification