# US 12,004,990 B2 · Ostomy base plate having a monitor interface provided with a lock to hold a data monitor in mechanical and electrical connection with electrodes of the base plate > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,004,990 B2 - Document ID: US12004990B2 - Status: Granted - Kind: B2 - Application number: 18/205,601 - Filed: 2023-06-05 - Published: 2023-11-23 - Granted: 2024-06-11 - Earliest claimed: 2017-12-22 - Assignees: Coloplast A/S - Applicants: Coloplast A/S - Inventors: Lars Erup Larsen; Jais Ask Hansen; Lars Stendevad Windeballe - Web page: https://patentgrep.com/patent/US12004990B2 ## CPC - A61F 5/44: Devices worn by the patient for reception of urine, faeces, catamenial or other discharge (absorbent pads, e.g. sanitary towels, A61F13/15; drainage appliances for wounds A61M27/00); Colostomy devices - A61F 5/443: having {adhesive seals for securing to the body, e.g. of} hydrocolloid type seals, e.g. gels, starches or karaya gums - A61F 5/445: Colostomy, {ileostomy or urethrostomy} devices (A61F5/441, A61F5/442, A61F5/443 take precedence) - A61F 5/448: Means for attaching bag to seal ring - A61F 2005/4486: {with operable locking ring} - 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 base plate includes an adhesive layer, an electrode assembly, and a monitor interface. The adhesive layer is located on a proximal side of the ostomy base plate. The electrode assembly is disposed on a distal side of the adhesive layer and includes a plurality of electrodes having connection parts and sensing parts. The monitor interface is connected to the ostomy base plate, with the monitor interface including a coupling part adapted to mechanically connect a data monitor to the ostomy base plate and electrically connect the data monitor to the plurality of electrodes of the electrode assembly. A lock is provided on the monitor interface to hold the data monitor in mechanical connection to the monitor interface to ensure electrical connection between the data monitor and the plurality of electrodes of the electrode assembly. ## Claims ### Claim 1 An ostomy base plate comprising: an adhesive layer on a proximal side of the ostomy base plate, the adhesive layer adapted to secure the ostomy base plate to skin of a user; an electrode assembly disposed on a distal side of the adhesive layer, the electrode assembly comprising a plurality of electrodes having connection parts and sensing parts; a monitor interface connected to the ostomy base plate, with the monitor interface comprising a coupling part adapted to mechanically connect a data monitor to the ostomy base plate and electrically connect the data monitor to the plurality of electrodes of the electrode assembly; and a lock provided on the monitor interface; wherein the lock holds the data monitor in mechanical connection to the monitor interface to ensure electrical connection between the data monitor and the plurality of electrodes of the electrode assembly. ### Claim 2 (depends on 1) The ostomy base plate of claim 1, wherein the lock includes a hole extending through the coupling part of the monitor interface. ### Claim 3 (depends on 1) The ostomy base plate of claim 1, wherein the lock includes a protrusion extending away from a distal surface of the coupling part of the monitor interface. ### Claim 4 (depends on 1) The ostomy base plate of claim 1, wherein the lock includes an indent formed on an edge of the coupling part of the monitor interface. ### Claim 5 (depends on 1) The ostomy base plate of claim 1, wherein the coupling part of the monitor interface comprises a connection tab having a first edge and an opposing second edge, and the lock includes an indent formed on the first edge and the opposing second edge of the coupling part of the monitor interface. ### Claim 6 (depends on 1) The ostomy base plate of claim 1, wherein the coupling part of the monitor interface comprises an alignment feature adapted to prevent mechanical connection between the data monitor and the monitor interface when misaligned. ### Claim 7 (depends on 1) The ostomy base plate of claim 1, wherein the coupling part of the monitor interface comprises a first coupling part section that is rotatably attached to a second coupling part section by a hinge. ### Claim 8 (depends on 1) The ostomy base plate of claim 1, wherein the coupling part of the monitor interface comprises a first coupling part section that is rotatably attached to a second coupling part section by a hinge having a hinge axis, and the hinge is defined by a reduced thickness along the hinge-axis. ### Claim 9 (depends on 1) The ostomy base plate of claim 1, wherein the coupling part of the monitor interface comprises a first coupling part section that is rotatably attached to a second coupling part section by a hinge having a hinge axis, and the hinge is defined by a plurality of holes formed along the hinge-axis. ### Claim 10 (depends on 1) The ostomy base plate of claim 1, wherein the coupling part of the monitor interface comprises a second coupling part section attached to the ostomy base plate and a first coupling part section attached to the second coupling part section, with the second coupling part section in electrical connection with the plurality of electrodes of the electrode assembly and an end portion of the first coupling part section is movable away from the second coupling part section and the ostomy base plate. ### Claim 11 (depends on 1) The ostomy base plate of claim 1, wherein the coupling part of the monitor interface comprises a second coupling part section attached to the ostomy base plate and a first coupling part section attached to the second coupling part section, with the second coupling part section in electrical connection with the plurality of electrodes of the electrode assembly and the first coupling part section is displaceable away from the ostomy base plate by an angle in a range from 5 degrees to 20 degrees. ### Claim 12 (depends on 1) The ostomy base plate of claim 1, wherein the monitor interface is connected to the ostomy base plate by an adhesive. ### Claim 13 (depends on 1) The ostomy base plate of claim 1, wherein the monitor interface is connected to the ostomy base plate by a welded connection. ### Claim 14 (depends on 1) The ostomy base plate of claim 1, wherein the sensing parts of the electrode assembly are provided to sense radial erosion of the adhesive layer of the base plate. ### Claim 15 (depends on 1) The ostomy base plate of claim 1, wherein the sensing parts of the electrode assembly are provided to sense leakage of stoma output relative to the base plate. ### Claim 16 (depends on 1) The ostomy base plate of claim 1, wherein the sensing parts of the electrode assembly are provided to sense a change in resistance between pairs of the plurality of electrodes.