# US 11,110,036 B2 · Feeding set and enteral feeding pump assembly

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- Number: US 11,110,036 B2
- Document ID: US11110036B2
- Status: Granted
- Kind: B2
- Application number: 16/458,900
- Filed: 2019-07-01
- Published: 2021-01-07
- Granted: 2021-09-07
- Earliest claimed: 2019-07-01
- Assignees: Medline Industries, Inc.
- Applicants: Medline Industries, Inc.
- Inventors: Lisa Bauer; Douglas Komandt; Morgan Uridil; Luke Stevens; Michael Turturro; Paulina Lowkis
- Web page: https://patentgrep.com/patent/US11110036B2

## CPC

- A61J 15/0076: {Feeding pumps (A61M1/00, A61M5/142, A61M25/1018 take precedence)}
- A61J 15/0092: {Valves on feeding tubes (tube valves A61M39/22)}
- A61M 5/14232: {Roller pumps}
- A61M 5/16813: {by controlling the degree of opening of the flow line}
- A61M 39/28: Clamping means for squeezing flexible tubes, e.g. roller clamps {(tube strippers A61M1/83)}
- A61M 5/14228: {with linear peristaltic action, i.e. comprising at least three pressurising members or a helical member}
- A61M 5/16877: {Passive flow controllers; Devices for setting a flow rate (clamp-type valves A61M39/28)}
- A61M 2202/0482: Enteral feeding product
- A61J: CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61M: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY (introducing media into or onto the bodies of animals A61D7/00; means for inserting tampons A61F13/26; devices for administering food or medicines orally A61J; containers for collecting, storing or administering blood or medical fluids A61J1/05); DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY (surgery A61B; chemical aspects of surgical articles A61L); DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR {(Electrotherapy, e.g. producing anaesthesia by the use of alternating or intermittent currents A61N1/36021)}

## Abstract

In some embodiments, apparatuses and methods are provided herein useful to provide fluid nutrition and hydration. In one illustrative example, a feeding set for use with a peristaltic enteral feeding pump has sections of flexible tubing or conduit, a dispensing control valve that is in fluid communication with the tubing, and a retention disk. In some configurations, the feeding set has as attachment mechanism, which may be formed by one clips or hooks extending from the dispensing control valve and coupling geometry of the retention disk. By some approaches, the clips or hooks and the coupling geometry are configured to attach the feeding set with the pump, such as by attaching the feeding set to an internal panel of the feeding pump. In operation, the feeding set and pump are used to move fluid nutrition and hydration from a container or bag to the patient in a controlled manner.

## Claims

### Claim 1

A feeding set comprising:
a dispensing control valve sized for placement at least partially within an enteral feeding pump and configured to releasably engage a first retention portion of the enteral feeding pump, the dispensing control valve having a plunger positioned at least partly therein to selectively control a flow of fluid through the dispensing control valve;
a peristaltic tubing element fluidly connected to an exit of the dispensing control valve, the peristaltic tubing element being elastomeric; and
an attachment mechanism configured to releasably engage a second retention portion of the enteral feeding pump;
wherein the peristaltic tubing element is sized to be placed under tension and for said peristaltic tubing element to be retained with respect to the enteral feeding pump via tension when the dispensing control valve engages the first retention portion of the enteral feeding pump and the attachment mechanism engages the second retention portion of the enteral feeding pump.

### Claim 2 (depends on 1)

The feeding set of claim 1, wherein the attachment mechanism comprises a retention disk and the peristaltic tubing element pulls the retention disk upward toward the dispensing control valve in an assembled, installed configuration.

### Claim 3 (depends on 2)

The feeding set of claim 2, further comprising:
a second tubing element for fluidly connecting the dispensing control valve with at least one bag of fluid; and
a third tubing element configured to be fluidly connected to the peristaltic tubing element, via the retention disk, wherein the third tubing element has a patient coupling fitted thereto.

### Claim 4 (depends on 3)

The feeding set of claim 3, wherein the patient coupling comprises a male enfit.

### Claim 5 (depends on 1)

The feeding set of claim 1, wherein the dispensing control valve has a clip and the first retention portion of the enteral feeding pump includes a panel or a portion thereof and wherein the clip of the dispensing control valve is configured to engage the panel in an assembled, installed configuration.

### Claim 6 (depends on 1)

The feeding set of claim 1, wherein the plunger of the dispensing control valve includes a plurality of gaskets.

### Claim 7

A feeding set with an attachment mechanism for use with an enteral feeding pump, the feeding set comprising:
a dispensing control valve having a plunger positioned at least partly therein and at least one clip extending therefrom, the at least one clip configured to engage with a first portion of an internal panel of an enteral feeding pump and the plunger configured to selectively control a flow of fluid through the dispensing control valve;
a peristaltic, first tubing element fluidly connected to an exit of the dispensing control valve, the peristaltic, first tubing element being elastomeric;
a retention disk configured to engage a second portion of the internal panel and the peristaltic, first tubing element pulling the retention disk upward, through tension, toward the dispensing control valve and into engagement with the second portion of the internal panel, such that the feeding set retains its connection with the internal panel of the enteral feeding pump via the at least one clip and the retention disk;
a second tubing element for fluidly connecting at least one bag of fluid to the dispensing control valve; and
a third tubing element configured to be fluidly connected to the peristaltic, first tubing element and the third tubing element having a patient coupling fitted thereto.

### Claim 8 (depends on 7)

The feeding set of claim 7 wherein the dispensing control valve has one of feed and flush ports, a feed port, or a flush port.

### Claim 9 (depends on 7)

The feeding set of claim 7 wherein the dispensing control valve has a feed port and a flush port and the at least one clip of the dispensing control valve includes a first attachment clip associated with the feed port and a second attachment clip associated with the flush port.

### Claim 10 (depends on 7)

The feeding set of claim 7 wherein the at least one clip has a hook configuration that extends from an upper surface of the dispensing control valve.

### Claim 11 (depends on 7)

The feeding set of claim 7 wherein the has a plurality of gaskets.

### Claim 12 (depends on 11)

The feeding set of claim 11 wherein the plunger further comprises multiple narrow portions that have at least portions with a smaller diameter as compared to plunger portions having a gasket associated therewith, wherein the portions with the smaller diameter permit fluid to move therealong.

### Claim 13 (depends on 12)

The feeding set of claim 12 wherein the dispensing control valve includes a feed port and a flush port, and the plurality of gaskets of the plunger includes three gaskets, and the plunger is reciprocal between a feed configuration, a flush configuration, or a no-flow configuration based the position of the three gaskets, wherein the plunger and the three gaskets are moved via a grip that is configured to mate with a knob on a reciprocating arm that is rotatably attached to the internal panel.

### Claim 14 (depends on 13)

The feeding set of claim 13 wherein the first portion of the internal panel comprises a first edge and the second portion of the internal panel comprises a second edge and wherein the internal panel further comprises a pie-shaped depression configured to house the reciprocating arm with the knob associated therewith.

### Claim 15 (depends on 14)

The feeding set of claim 14 wherein the internal panel further comprises an arcuate depression partially extending from the first edge to the second edge configured to seat at least a portion of the peristaltic, first tubing element and the dispensing control valve therein and the first edge and the second edge are disposed on opposite edges of the internal panel.

### Claim 16 (depends on 7)

The feeding set of claim 7 wherein the retention disk comprises a tapered section to connect to the peristaltic, first tubing element, a flange, and a collar.

### Claim 17 (depends on 16)

The feeding set of claim 16 wherein the flange comprises an outer ring disposed on a first side facing the tapered section, wherein the outer ring defines a flange depression between the tapered section and the outer ring.

### Claim 18 (depends on 17)

The feeding set of claim 17 wherein the internal panel has at least one of an extension or a depression configured to mate with the outer ring or the flange depression to mate the retention disk with the internal panel via the upward force on the retention disk resulting from the elastomeric material of the peristaltic, first tubing element.

### Claim 19 (depends on 17)

The feeding set of claim 17 wherein the outer ring has an angled surface that facilitates engagement of a first side of the flange of the retention disk with a lower edge of the internal panel.

### Claim 20 (depends on 17)

The feeding set of claim 17 wherein the third tubing element is fluidly connected to the peristaltic, first tubing element via the retention disk, where the tapered section of the retention disk extends into the peristaltic, first tubing element and an end of the third tubing element is disposed within the collar of the retention disk.

### Claim 21 (depends on 7)

The feeding set of claim 7 further comprising at least one spike cap configured to protect at least one end of the second tubing element.

### Claim 22 (depends on 7)

The feeding set of claim 7 wherein the enteral feeding pump further comprises a pump door hingedly attached to a housing body, wherein the pump door moves from a first position to a second position, wherein the first position closes the pump door and further secures the internal panel, the peristaltic, first tubing element, and the dispensing control valve of the feeding set relative to a remainder of the enteral feeding pump and the internal panel has a rectangular opening therein through which a plurality of keys extend that are configured to advance in a sequential manner to move the fluid through the peristaltic, first tubing element.

### Claim 23 (depends on 22)

The feeding set of claim 22 wherein the feeding set remains securely attached to the enteral feeding pump when the pump door is in an open position via the at least one clip and the retention disk.

### Claim 24

A method of providing an enteral feeding pump for use with a nutritional liquid and a feeding set, the method comprising:
attaching a first portion of the feeding set to a panel of the enteral feeding pump via at least one first retainer of a dispensing control valve that is attached to a first edge of the panel;
attaching a second portion of the feeding set to the panel via a second retainer that is associated with a second edge of the panel; and
moving a plunger at least partly disposed in the dispensing control valve to adjust a flow of fluid therethrough.

### Claim 25 (depends on 24)

The method of claim 24 wherein the plunger disposed is laterally moved to open one of a feed line or a flush line.
