# US 10,441,455 B2 · Continent ostomy valve and method of use > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,441,455 B2 - Document ID: US10441455B2 - Status: Granted - Kind: B2 - Application number: 15/079,397 - Filed: 2016-03-24 - Published: 2016-10-06 - Granted: 2019-10-15 - Earliest claimed: 2015-04-02 - Assignees: Mayo Foundation for Medical Education and Research; Boston Scientific Scimed, Inc. - Applicants: Boston Scientific Scimed, Inc.; Mayo Foundation for Medical Education and Research - Inventors: Joel T. Eggert; Douglas Pennington; James P. Rohl; Douglas D. Pagoria; William A. Faubion; Eric J. Dozois; Jonathan P. Fettig - Web page: https://patentgrep.com/patent/US10441455B2 ## CPC - A61F 5/4405: {Valves or valve arrangements specially adapted therefor (A61F5/441 takes precedence); Fluid inlets or outlets (A61F5/4407 takes precedence)} - A61F 5/445: Colostomy, {ileostomy or urethrostomy} devices (A61F5/441, A61F5/442, A61F5/443 take precedence) - 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 Methods and materials related to ostomy devices, and particularly to valves for use with continent ostomies (e.g., ileostomies) are provided herein. ## Claims ### Claim 1 An ostomy valve comprising: a hollow tubular member having a first end, a second end, an outer surface, an inner surface, and a lumen extending axially through the tubular member between the first and second ends; a housing connected to the first end, wherein the housing defines an opening that is continuous with the lumen of the hollow tubular member; a sealing element contained within the lumen; an anchoring element at or adjacent to the second end; and one or more protrusions extending from the outer surface of the hollow tubular member, wherein the one or more protrusions are positioned between the housing and the anchoring element; wherein the ostomy valve is reversibly adjustable between a radially expanded configuration for retention in a stoma, and a non-radially expanded configuration for insertion into or removal from the stoma. ### Claim 2 (depends on 1) The ostomy valve of claim 1, wherein the anchoring element and the hollow tubular member telescope relative to one another to cause extension and retraction of the ostomy valve. ### Claim 3 (depends on 1) The ostomy valve of claim 1, wherein the sealing element is contained within the opening of the housing. ### Claim 4 (depends on 1) The ostomy valve of claim 1, wherein the hollow tubular member comprises high elongation tubing. ### Claim 5 (depends on 1) The ostomy valve of claim 1, wherein the sealing element comprises silicone or isoprene. ### Claim 6 (depends on 1) The ostomy valve of claim 1, wherein the sealing element is configured to allow passage of a tube or catheter through the sealing element, and to effectively seal the valve after the tube or catheter is removed from the sealing element. ### Claim 7 (depends on 1) The ostomy valve of claim 1, wherein the anchoring element is defined by a widening of the hollow tubular member, such that a cross-sectional diameter of the hollow tubular member through the anchoring element is greater than a cross-sectional diameter of the hollow tubular member through the first end. ### Claim 8 (depends on 7) The ostomy valve of claim 7, wherein the widening comprises one or more fins defined by the outer surface of the hollow tubular member. ### Claim 9 (depends on 7) The ostomy valve of claim 7, wherein the widening comprises a portion of the outer surface of the hollow tubular member that is at an obtuse angle with respect to the outer surface at the first end of the hollow tubular member. ### Claim 10 (depends on 1) The ostomy valve of claim 1, wherein the one or more protrusions are configured to reduce the likelihood that mucous, waste, or other bodily fluids will leak from a stoma when the ostomy valve is seated in the stoma. ### Claim 11 (depends on 1) The ostomy valve of claim 1, wherein the one or more protrusions extend circumferentially around the outer surface of the hollow tubular member. ### Claim 12 (depends on 1) The ostomy valve of claim 1, wherein the valve has a length from the first end to the second end of about 1 cm to about 10 cm, and an external diameter of about 0.5 cm to about 2 cm, exclusive of the anchoring element. ### Claim 13 (depends on 8) The ostomy valve of claim 8, wherein the one or more fins increase in diameter from a proximal most fin to a distal most fin.