DISPOSABLE PUMP RESERVOIR AND RELATED METHODS
First Claim
Patent Images
1. A device comprising:
- a reusable having at least one pressure sensor;
a disposable comprising at least one first chamber and at least one second chamber holding a pressurized gas; and
a slideable metering device;
wherein the disposable is removable from the reusable and maintains sterility when removed from the reusable and wherein when the disposable is interconnected with the reusable, the at least one second chamber is in fluid communication with the sensors.
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Accused Products
Abstract
A device comprises a reusable and a disposable comprising at least one first chamber holding a flow material and a second chamber holding a gas. The disposable is removable from the reusable and maintains sterility when removed from the reusable. Flow metering device provide safety and allow for variably stroke frequency thereby modulating flow rate.
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Citations
16 Claims
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1. A device comprising:
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a reusable having at least one pressure sensor; a disposable comprising at least one first chamber and at least one second chamber holding a pressurized gas; and a slideable metering device; wherein the disposable is removable from the reusable and maintains sterility when removed from the reusable and wherein when the disposable is interconnected with the reusable, the at least one second chamber is in fluid communication with the sensors. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A device comprising:
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a reusable having at least one pressure sensor; and a disposable comprising at least one first chamber holding a flow material a second chamber, and a third chamber holding a pressurized gas; and wherein the first chamber and second chamber are configured such that when the pressure in the second chamber increases, the volume of the second chamber increases and the volume of the third chamber decreases proportionally; wherein the disposable is removable from the reusable and maintains sterility when removed from the reusable and wherein when the disposable is interconnected with the reusable, the at least one second chamber is in fluid communication with the sensors. - View Dependent Claims (9)
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10. A method comprising:
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providing an infusion pump having a reusable having at least one pressure sensor; a disposable comprising at least one first chamber and at least one second chamber holding a pressurized gas; and a slideable metering device; wherein the disposable is removable from the reusable and maintains sterility when removed from the reusable and wherein when the disposable is interconnected with the reusable, the at least one second chamber is in fluid communication with the sensors. - View Dependent Claims (11, 12, 13, 14, 15, 16)
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Specification