INFUSION SYSTEM WITH DUAL-CHAMBERED RESERVOIR
First Claim
1. An infusion system, comprising:
- a drive assembly comprising;
a drive fluid reservoir; and
a drive mechanism configured to apply a force to drive fluid from the drive fluid reservoir through a length of tubing; and
a hydraulic assembly comprising;
a first fluid chamber having an inlet port configured to be in fluid communication with the drive fluid reservoir through the length of tubing;
a second fluid chamber having an outlet port configured to be in fluid communication with a patient extension set; and
a flexible movable divider sealing the first fluid chamber from the second fluid chamber.
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Accused Products
Abstract
Described herein are medical fluid infusion systems for pumping a fluid to a patient, such as in a hospital environment. In one aspect, disclosed is an infusion system including a drive assembly having a drive fluid reservoir and a drive mechanism configured to apply a force to drive fluid from the drive fluid reservoir through a length of tubing. The infusion system includes a hydraulic assembly having a first fluid chamber having an inlet port configured to be in fluid communication with the length of tubing and a second fluid chamber having an outlet port configured to be in fluid communication with a patient extension set and a flexible movable divider sealing the first fluid chamber from the second fluid chamber. Related apparatus, systems, techniques and articles are also described.
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Citations
21 Claims
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1. An infusion system, comprising:
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a drive assembly comprising; a drive fluid reservoir; and a drive mechanism configured to apply a force to drive fluid from the drive fluid reservoir through a length of tubing; and a hydraulic assembly comprising; a first fluid chamber having an inlet port configured to be in fluid communication with the drive fluid reservoir through the length of tubing; a second fluid chamber having an outlet port configured to be in fluid communication with a patient extension set; and a flexible movable divider sealing the first fluid chamber from the second fluid chamber. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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Specification