Medical bag, pump for connection with a medical bag, and method for flushing a connected line

HK40137812APending Publication Date: 2026-09-18FRESENIUS VIAL
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Patent Information

Application Number
HK62026126375
Authority / Receiving Office
HK · HK
Patent Type
Applications
Current Assignee / Owner
Priority Date
2023-09-01
Filing Date
2026-07-20
Publication Date
2026-09-18
Estimated Expiration
2044-08-28

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Abstract

A medical bag is provided, wherein the medical bag comprises a first compartment and a second compartment for a first and a second fluid, respectively, and an output port for connecting the medical bag to a connected line. The first compartment and the second compartment are sealed with respect to each other and the output port comprises a selector for selecting between a fluid output from the first compartment through the output port or a fluid output from the second compartment through the output port. A method for flushing a connected line and a pump to be connected to a medical bag are also provided.
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Description

A medical bag is provided, comprising a first compartment and a second compartment for a first fluid and a second fluid, respectively, and an output port for connecting the medical bag to a connecting line. The first compartment and the second compartment are sealed relative to each other, and the output port includes a selector for selecting between discharging fluid from the first compartment through the output port or discharging fluid from the second compartment through the output port. A method for flushing the connecting line and a pump connected to the medical bag are also provided. Abstract

Claims

Claims1 . A medical bag (2), wherein the medical bag (2) comprises a first compartment (21) and a second compartment (22) for a first and a second fluid, respectively, and an output port (23) for connecting the medical bag (2) to a connected line (1), characterized in that the first compartment (21) and the second compartment (22) are sealed with respect to each other and the output port (23) comprises a selector (24) for selecting between a fluid output from the first compartment (21) through the output port (23) or a fluid output from the second compartment (22) through the output port (23).

2. The medical bag (2) according to claim 1 , characterized in that the first compartment (21) comprises a first fluid and the second compartment (22) comprises a second fluid.

3. The medical bag (2) according to claim 2, characterized in that the first fluid is a nutritional fluid.

4. The medical bag (2) according to claims 2 or 3, characterized in that the second fluid is a hydration fluid and / or a fluid for cleaning a connected line (1), for example water.

5. The medical bag (2) according to any of the preceding claims, characterized in that the volume of the first compartment (21) is larger than the volume of the second compartment (22).

6. The medical bag (2) according to any of the preceding claims, characterized in that the selector (24) comprises a directional valve which, in a first switching position, connects the first compartment (21) to the output port (23) and which, in a second switching position, connects the second compartment (22) to the output port (23).

7. The medical bag (2) according to claim 6, characterized in that the directional valve is a manual valve to be manually actuated.

8. The medical bag (2) according to claim 6, characterized in that the directional valve is an automated valve to be actuated by a motor.

9. The medical bag (2) according to claims 6 to 8, characterized in that the bag comprises a position sensor for determining whether the selector is in a first or secondmode and / or the directional valve is in the first switching position or in the second switching position.

10. The medical bag (2) according to any of the preceding claims, characterized in that the output port (23) is the only output port (23) of the medical bag (2).

11. The medical bag (2) according to any of the preceding claims, characterized in that the output port (23) is configured to be connected to a line (1) comprising a pump (3) and a tube (5).

12. The medical bag (2) according to any of the preceding claims, characterized in that the medical bag (2) is a medical bag (2) for use in enteral nutrition.

13. A method for flushing a line (1) using a medical bag (2) according to one of the preceding claims, wherein the medical bag (2) is connected to a line (1) with a pump (3) and a tube (5) via the output port (23), characterized in that the method comprises: using the selector (24), selecting a fluid output from the first compartment (21) through the output port (23) into the connected line (1) in order to provide a first fluid in the connected line (1); and using the selector (24), selecting a fluid output from the second compartment (22) through the output port (23) into the connected line (1) in order to provide a second fluid in the connected line (1) and / or in order to clean the connected line (1) using the second fluid.

14. Pump (3) for connection with a medical bag (2) according to claims 1 to 12, characterized in that the pump (3) is configured to provide a first pump mode for, wherein the first pump mode comprises settings for a volume and a flow rate to be applied when pumping from the first compartment (22) of the medical bag (2) into the connected line (1).

15. Pump (3) according to claim 14, characterized in that the pump (3) is configured to provide a second pump mode for hydrating a patient, wherein the second pump mode comprises settings for a volume and a flow rate to be applied when pumping from the second compartment (22) of the medical bag (2) into the connected line (1).