# US 2014/0194843 A1 · Ostomy appliance > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2014/0194843 A1 - Document ID: US20140194843A1 - Status: Published application - Kind: A1 - Application number: 14/237,541 - Filed: 2012-07-18 - Published: 2014-07-10 - Earliest claimed: 2011-08-09 - Assignees: Hollister Incorporated - Inventors: Brock Edward Masters; Paul Charles Fletter; Mark W. Jockel; Jeremy Robert Quint - Web page: https://patentgrep.com/patent/US20140194843A1 ## CPC - A61F 5/445: Colostomy, {ileostomy or urethrostomy} devices (A61F5/441, A61F5/442, A61F5/443 take precedence) - A61F 5/4404: {Details or parts} - A61F 5/4405: {Valves or valve arrangements specially adapted therefor (A61F5/441 takes precedence); Fluid inlets or outlets (A61F5/4407 takes precedence)} - A61F 5/4407: {Closure means other than valves} - A61F 5/441: having {venting or} deodorant means, e.g. filters {; having antiseptic means, e.g. bacterial barriers} - A61F: FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS (dental prosthetics A61C) ## Abstract An ostomy appliance includes a dual-chamber pouch, which can continuously drain liquids from body waste, while collecting solids in the pouch. The ostomy appliance can also include a flat output tap including a lumen, the size of which can be increased by applying pressure. ## Claims ### Claim 1 An ostomy appliance, comprising: a pouch, the pouch including a pouch inlet for receiving body waste from a stoma and a pouch outlet; and a flat output tap attached to the pouch outlet, the flat output tap having at least one inlet, an outlet, and a lumen providing a path for the body waste to flow out of the pouch, wherein the flat output tap is configured such that a size of the lumen is adjustable. ### Claim 2 (depends on 1) The ostomy appliance of claim 1, wherein the flat output tap has a generally flat profile, the output tap including a top portion configured to fit in the pouch outlet and a bottom portion, wherein the lumen is defined by inner surfaces of the top portion and inner surfaces the bottom portion, the at least one inlet being defined in the top portion and the outlet being defined at a peripheral end of the bottom portion, and wherein the bottom portion has a flattened cylinder-like shape, and when in a relaxed state, a width of the bottom portion is greater than a thickness of the bottom portion. ### Claim 3 (depends on 2) The ostomy appliance of claim 2, wherein a ratio of the width to the thickness of the bottom portion is, when in a relaxed state, greater than 2. ### Claim 4 (depends on 3) The ostomy appliance of claim 3, wherein the ratio of the width to the thickness of the bottom portion is, when in a relaxed state, greater than 4. ### Claim 5 (depends on 1) The ostomy appliance of claim 1, wherein the pouch is a dual-chamber pouch having a body side wall, an outer wall, and a center wall including a filtering section, the body side wall, the outer wall, and the center wall being sealed together along their peripheral edges to define a body side chamber and an outer chamber, the body side chamber being defined between the body side wall and the center wall, and the outer chamber being defined between the outer wall and the center wall, wherein the body side wall includes the pouch inlet. ### Claim 6 (depends on 5) The ostomy appliance of claim 5, wherein the filtering section includes a plurality of openings, the filtering section being configured to separate solids and liquids in the body waste, wherein the liquids flow from the body side chamber through the filtering section into the outer chamber, while substantially all of the solids remain in the body side chamber. ### Claim 7 (depends on 6) The ostomy appliance of claim 6, wherein the plurality of openings are a plurality of perforations or plurality of slits. ### Claim 8 (depends on 6) The ostomy appliance of claim 6, wherein the filtering section includes a plurality of circular openings, each circular opening having a diameter of about 2 mm to about 4 mm. ### Claim 9 (depends on 5) The ostomy appliance of claim 5, wherein the at least one inlet includes a first inlet and a second inlet, the first inlet being configured to receive the body waste in the outer chamber and the second inlet being configured to receive the body waste in the body side chamber, wherein the second inlet is in a closed position until it is opened by a user. ### Claim 10 (depends on 5) The ostomy appliance of claim 5, wherein at least one inlet includes a first inlet and a second inlet, the output tap including a top portion arranged in the pouch outlet, the top portion including a first sealing surface, a second sealing surface, and a third sealing surface, the first sealing surface being attached to an inner surface of the outer wall proximate the pouch outlet, the second sealing surface being attached to a surface of the center wall proximate the pouch outlet, the third sealing surface being attached to an inner surface of the body side wall, wherein the first inlet is defined between the first sealing surface and the second sealing surface, and the second inlet is defined between the second sealing surface and the third sealing surface. ### Claim 11 (depends on 10) The ostomy appliance of claim 10, wherein the top portion includes a first lip and a second lip, the second sealing surface being formed on an outer surface of the first lip, the third sealing surface being formed on an outer surface of the second lip, and the second inlet being defined between the top lip and the bottom lip, wherein the first lip and the second lip are in contact with each other, such that the second inlet is in a closed position, wherein the first lip and the second lip are configured to be opened by applying a pressure along edges of the top portion, and wherein the first inlet is defined by an opening arranged between the first sealing surface and the second sealing surface. ### Claim 12 (depends on 11) The ostomy appliance of claim 11, wherein the outlet of the output tap is connected to a tube for transporting the body waste to an container, wherein the liquids in the outer chamber flow through the first inlet and are continuously transported to the container via the tube, and wherein substantially all of the solids remain in the body side chamber until the second inlet is opened. ### Claim 13 (depends on 12) The ostomy appliance of claim 12, wherein the tube is connected to the output tap via an adapter, the adapter being configured to fit in the outlet of the output tap. ### Claim 14 (depends on 1) The ostomy appliance of claim 1, wherein the output tap is configured such that a size of the lumen is increased by applying a pressure on edges of the output tap. ### Claim 15 (depends on 1) The ostomy appliance of claim 1, wherein the size of the lumen and a size of the outlet are increased by applying a pressure along the width of the bottom portion. ### Claim 16 An ostomy appliance, comprising: a pouch including a first chamber and a second chamber; an inlet; at least one outlet; and a filter configured to separate liquids and solids in body waste received via the inlet. ### Claim 17 (depends on 16) The ostomy appliance of claim 16, wherein the body waste is received through the inlet into the first chamber, and the liquids flow to the second chamber through the filter, and substantially all of the solids remain in the first chamber. ### Claim 18 (depends on 16) The ostomy appliance of claim 16, wherein the pouch includes a body side wall, an outer wall, and a center wall, the filter being arranged in a portion of the center wall, the body side wall, the outer wall, and the center wall being sealed together along their peripheral edges to define the first chamber and the second chamber, the first chamber being defined between the body side wall and the center wall, and the second chamber being defined between the outer wall and the center wall, wherein the body side wall includes the pouch inlet. ### Claim 19 (depends on 18) The ostomy appliance of claim 18, wherein the filter is a portion of the center wall including plurality of openings, the filter configured to separate solids and liquids in the body waste, wherein the liquids flow from the first chamber through the filter into the second chamber, while substantially all of solids remain in the first chamber. ### Claim 20 (depends on 19) The ostomy appliance of claim 19, wherein the plurality of openings are a plurality of perforations or a plurality of slits. ### Claim 21 (depends on 16) The ostomy appliance of claim 16, wherein the filter includes a plurality of circular openings, each circular opening having a diameter of about 2 mm to about 4 mm. ### Claim 22 (depends on 16) The ostomy appliance of claim 16, wherein the at least one outlet includes a first outlet and a second outlet, wherein the first outlet includes a fold-up type closure, which can be opened to empty the body waste in the first chamber and the second chamber together, and the second outlet is a liquid valve in fluid communication with the second chamber, which can be opened to drain the liquid in the second chamber. ### Claim 23 (depends on 16) The ostomy appliance of claim 16, further including a flat output tap attached to the outlet, the flat output tap having at least one inlet, an outlet, and a lumen providing a path for the waste to flow out of the pouch, wherein the output tap is configured such that a size of the lumen is adjustable. ### Claim 24 (depends on 23) The ostomy appliance of claim 23, wherein the flat output tap has a generally flat profile, the output tap including a top portion configured to fit in the outlet of the pouch and a bottom portion of the lumen being defined by inner surfaces of the top portion and inner surfaces of the bottom portion, the at least one inlet of the output tap being defined in the top portion and the outlet of the output tap is defined at a peripheral end of the bottom portion, wherein the bottom portion has a flattened cylinder-like shape, and, when in a relaxed state, a width of the bottom portion is greater than a thickness of the bottom portion. ### Claim 25 (depends on 24) The ostomy appliance of claim 24, wherein a ratio of the width to the thickness of the bottom portion, when in a relaxed state, is greater than 2. ### Claim 26 (depends on 23) The ostomy appliance of claim 23, wherein the at least one inlet of the flat output includes a first inlet and a second inlet, the output tap including a top portion arranged in the outlet of the pouch, the top portion including a first sealing surface, a second sealing surface, and a third sealing surface, the first sealing surface being attached to an inner surface of the outer wall proximate the pouch outlet, the second sealing surface being attached to a surface of the center wall proximate the pouch outlet, the third sealing surface being attached to an inner surface of the body side wall, wherein the first inlet is defined between the first sealing surface and the second sealing surface, and the second inlet is defined between the second sealing surface and the third sealing surface. ### Claim 27 (depends on 26) The ostomy appliance of claim 26, wherein the top portion includes a first lip and a second lip, the second sealing surface being formed on an outer surface of the first lip, the third sealing surface being formed on an outer surface of the second lip, and the second inlet being defined between the top lip and the bottom lip, wherein, in a relaxed state, the first lip and the second lip are in contact with each other, such that the second inlet is in a closed position, wherein the first lip and the second lip are configured to be opened by applying a pressure along edges of the top portion, and wherein the first inlet is defined by an opening arranged between the first sealing surface and the second sealing surface. ### Claim 28 (depends on 23) The ostomy appliance of claim 23, wherein the output tap is configured such that a size of the lumen is increased by applying a pressure on edges of the flat output tap. ### Claim at position 29 29-39. (canceled) ### Claim 40 (depends on 1) The ostomy appliance of claim 1 further including a closure cap, wherein the closure cap is configured to fit inside and outside of the outlet of the flat output tap to provide a two-location, leak-free closure of the flat output tap.