Fluid delivery system including a reusable flow path and a per-patient disposable fluid path
First Claim
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1. A fluid delivery system comprising:
- a reusable fluid path apparatus for delivering fluid to multiple patients, the reusable fluid path apparatus comprising;
a first source of fluid medium;
a second source of fluid medium;
a pressurizing unit operably associated with the first source of fluid medium for delivering the first fluid medium to multiple patients; and
a pump operably associated with the second source of fluid medium for delivering the second fluid medium to multiple patients; and
a per-patient disposable fluid path operable to deliver the first fluid medium and the second fluid medium to a patient during an injection procedure, the per-patient disposable fluid path comprising;
a valve;
a tube; and
a connector adapted to connect the per-patient disposable fluid path to the reusable fluid path apparatus;
wherein the per-patient disposable fluid path is connected to the reusable fluid path apparatus before the first fluid medium and the second fluid medium are delivered to the patient and is disconnected from the reusable fluid path apparatus after the first fluid medium and the second fluid medium are delivered to the patient and the injection procedure for the patient is completed.
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Abstract
An apparatus and method enabling the injection of fluid media into a plurality of patients is provided, including a fluid supply source providing multiple doses, a metering device for measuring the doses, a pressurizing device to effect injection, a contamination prevention device disposed between the fluid source and the patient and, when desired, an electronic control device to integrate operation of the apparatus and process.
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Citations
44 Claims
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1. A fluid delivery system comprising:
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a reusable fluid path apparatus for delivering fluid to multiple patients, the reusable fluid path apparatus comprising;
a first source of fluid medium;
a second source of fluid medium;
a pressurizing unit operably associated with the first source of fluid medium for delivering the first fluid medium to multiple patients; and
a pump operably associated with the second source of fluid medium for delivering the second fluid medium to multiple patients; and
a per-patient disposable fluid path operable to deliver the first fluid medium and the second fluid medium to a patient during an injection procedure, the per-patient disposable fluid path comprising;
a valve;
a tube; and
a connector adapted to connect the per-patient disposable fluid path to the reusable fluid path apparatus;
wherein the per-patient disposable fluid path is connected to the reusable fluid path apparatus before the first fluid medium and the second fluid medium are delivered to the patient and is disconnected from the reusable fluid path apparatus after the first fluid medium and the second fluid medium are delivered to the patient and the injection procedure for the patient is completed. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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20. A fluid delivery system comprising:
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a reusable fluid path for delivering fluid to multiple patients, the reusable fluid path comprising;
a first source of fluid medium; and
a pressurizing unit operably associated with the first source of fluid medium for delivering the first fluid medium to multiple patients;
a per-patient disposable fluid path operable to deliver the first fluid medium to a patient of the multiple patients during an injection procedure, the per patient disposable fluid path comprising;
a tube;
a valve;
a stopcock; and
a connector adapted to connect the per-patient disposable fluid path to the reusable fluid path;
a control system operably associated with the pressurizing unit;
a user interface operably associated with the control system; and
an air detector operably associated with at least one of the first source of fluid medium, the pressurizing unit and the per-patient disposable fluid path;
wherein the per-patient disposable fluid path is connected to the reusable fluid path before the first fluid medium is delivered to the patient and is disconnected from the reusable fluid path after the first fluid medium is delivered to the patient and the injection procedure for the patient is completed. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28, 29, 30)
a second source of fluid medium; and
a pump operably associated with the second source of fluid medium;
wherein the per-patient disposable fluid path is further operable to deliver the second fluid medium to the patient.
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22. The fluid delivery system of claim 21 wherein the pump comprises a peristaltic pump.
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23. The fluid delivery system of claim 21 wherein the second source of fluid medium comprises a saline source.
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24. The fluid delivery system of claim 21 wherein the second source of fluid medium and the pump may be reused for multiple patients.
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25. The fluid delivery system of claim 20, further comprising a hand syringe operably associated with the stopcock.
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26. The fluid delivery system of claim 20 wherein the pressurizing unit comprises a pump.
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27. The fluid delivery system of claim 20 wherein the first source of fluid medium comprises a contrast medium source.
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28. The fluid delivery system of claim 20 wherein the user interface is adapted to permit an operator to input one or more parameters selected from patient weight, flow rate and volume.
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29. The fluid delivery system of claim 20 wherein the connector comprises a spike and the reusable fluid path further comprises a resilient member through which the spike is inserted to connect the per-patient disposable fluid path to the reusable fluid path.
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30. The fluid delivery system of claim 20 wherein the connector and the reusable fluid path create an aseptic connection when the per-patient disposable fluid path is connected to the reusable fluid path.
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31. A fluid delivery system comprising:
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a reusable fluid path for delivering fluid to a plurality of patients, the reusable fluid path comprising;
a source of contrast medium; and
a pressurizing unit operably associated with the source of contrast medium for delivering contrast medium to the plurality of patients;
a source of saline;
a peristaltic pump operably associated with the source of saline for delivering saline to one or more of the plurality of patients; and
a per-patient disposable fluid path for a patient of the plurality of patients, the per-patient disposable fluid path operable to deliver the contrast medium and the saline to the patient during an injection procedure, the per-patient disposable fluid path comprising;
a connector adapted to connect the per-patient disposable fluid path to the reusable fluid path;
a valve; and
a tube;
wherein the per-patient disposable fluid path is connected to the reusable fluid path before the contrast medium and the saline are delivered to the patient and is disconnected from the reusable fluid path after the contrast medium and the saline are delivered to the patient and the injection procedure for the patient is completed. - View Dependent Claims (32, 33, 34, 35, 36, 37, 38)
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39. A fluid delivery system comprising:
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a reusable fluid path for delivering fluid to a plurality of patients, the reusable fluid path comprising;
a source of contrast fluid; and
a pressurizing unit in fluid communication with the source of contrast fluid for delivering the contrast fluid to the plurality of patients;
a source of saline;
a peristaltic pump operably associated with the source of saline for delivering the saline to one or more of the plurality of patients;
a per-patient disposable fluid path operable to deliver the contrast fluid and the saline to a patient during an injection procedure, the per-patient disposable fluid path comprising;
a tube;
a valve;
a stopcock; and
a connector adapted to connect the per-patient disposable fluid path to the reusable fluid path;
a hand syringe operably associated with the stopcock;
a control system operably associated with the pressurizing unit and the peristaltic pump; and
a user interface operably associated with the control system;
wherein the per-patient disposable fluid path is connected to the reusable fluid path before the contrast fluid and the saline are delivered to the patient and is disconnected from the reusable fluid path after the contrast fluid and the saline are delivered to the patient and the injection procedure for the patient is completed. - View Dependent Claims (40, 41, 42, 43, 44)
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Specification