Patents Assigned to Axelgaard Manufacturing Company. Ltd.
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Patent number: 9962538Abstract: A medical electrode includes a moderately conductive flexible member having a top side and a bottom side with a connector and contact with a flexible member top side for establishing electrical contact with an external apparatus. An oversize non-conductive flexible sheet covers the conductive flexible member top and the connector and a highly conductive ink pattern is disposed on a conductive flexible member bottom side. A moderately high conductive hydrogel adhesive disposed on the conductive flexible member bottom side and covering the conductive ink pattern is provided for adhering the electrode to a patient's skin. Lateral conductivity and conformability of the electrode is controlled by cutouts in and thickness of the conductive flexible member and/or the conductive adhesive.Type: GrantFiled: June 14, 2007Date of Patent: May 8, 2018Assignee: AXELGAARD MANUFACTURING COMPANY, LTD.Inventor: Jens Axelgaard
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Patent number: 9089684Abstract: A field controlling electrode for providing transcutaneous nerve and/or muscle stimulation to a user's body includes a conductive flexible member having a top side and a bottom side. An electrically driven master electrode, in combination with the conductive flexible member, is provided for generating a current distribution in the conductive flexible member; and an electrically undriven slave electrode disposed in a spaced apart relationship with the master electrode is provided, for focusing or controlling the generated current distribution over an area of a user's body.Type: GrantFiled: February 13, 2012Date of Patent: July 28, 2015Assignee: Axelgaard Manufacturing Company, Ltd.Inventor: Jens Axelgaard
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Patent number: 9072884Abstract: A flexible transcutaneous electrical nerve and/or stimulation electrode includes a conductive fabric and a flexible conductive adhesive with a barrier portion surrounding a perimeter of the fabric for preventing extending and/or extendable frays of the fabric from extending exterior to the adhesive. An electrical lead wire interconnects the conductive fabric with an electrical stimulation device and a non-conductive sheet is disposed on another side of the conductive fabric for preventing undesirable electrical contact with the conductive fabric and providing a border seal.Type: GrantFiled: September 4, 2007Date of Patent: July 7, 2015Assignee: Axelgaard Manufacturing Company, Ltd.Inventor: Jens Axelgaard
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Patent number: 8874231Abstract: A medical electrode includes a conductive member having a top and a bottom side and a plurality of cutouts establishing a pattern of islands interconnected by conductive member bridges. A plurality of island electrodes are provided with each island electrode disposed on a corresponding island. A conductive adhesive is disposed on the conductive member bottom side for adhering the medical electrode to a patient's skin.Type: GrantFiled: August 17, 2012Date of Patent: October 28, 2014Assignee: Axelgaard Manufacturing Company, Ltd.Inventor: Jens Axelgaard
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Patent number: 8473072Abstract: A medical electrode includes a conductive member having a top and a bottom side and a plurality of cutouts establishing a pattern of islands interconnected by conductive member bridges. A plurality of island electrodes are provided with each island electrode disposed on a corresponding island. A conductive adhesive is disposed on the conductive member bottom side for adhering the medical electrode to a patient's skin.Type: GrantFiled: June 8, 2010Date of Patent: June 25, 2013Assignee: Axelgaard Manufacturing Company, Ltd.Inventor: Jens Axelgaard
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Patent number: 7769473Abstract: A medical electrode includes a moderately conductive flexible member having a top side and a bottom side with a connector and contact with a flexible member top side for establishing electrical contact with an external apparatus. A non-conductive flexible sheet covers the conductive flexible member top and the connector and a highly conductive ink pattern is disposed on a conductive flexible member bottom side. A moderately high conductive hydrogel adhesive disposed on the conductive flexible member bottom side and cover the conductive ink pattern is provided for adhering electrode to a patients' skin.Type: GrantFiled: July 13, 2005Date of Patent: August 3, 2010Assignee: Axelgaard Manufacturing Company, Ltd.Inventor: Jens Axelgaard
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Patent number: 7697998Abstract: A medical electrode includes a conductive flexible member having a top side and a bottom side with a connector in contact with a flexible member for establishing electrical contact with an external apparatus. An oversize non-conductive flexible sheet covers the conductive flexible member top. A conductive hydrogel adhesive disposed on the conductive flexible member bottom side for adhering the electrode to a patient's skin.Type: GrantFiled: September 11, 2006Date of Patent: April 13, 2010Assignee: Axelgaard Manufacturing Company, Ltd.Inventor: Jens Axelgaard
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Patent number: 7697999Abstract: A medical electrode includes a conductive flexible member having a top side and a bottom side with a connector in contact with a flexible member for establishing electrical contact with an external apparatus. An oversize non-conductive flexible sheet covering the conductive flexible member top utilizes concentric adhesives. A conductive hydrogel adhesive disposed on the conductive flexible member bottom side for adhering the electrode to a patient's skin.Type: GrantFiled: October 27, 2006Date of Patent: April 13, 2010Assignee: Axelgaard Manufacturing Company, Ltd.Inventor: Jens Axelgaard
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Patent number: 7695430Abstract: A medical electrode includes a moderately conductive flexible member having a top side and a bottom side with a connector and contact with a flexible member top side for establishing electrical contact with an external apparatus. An oversize non-conductive flexible sheet covers the conductive flexible member top and the connector and a highly conductive ink pattern is disposed on a conductive flexible member bottom side. A moderately high conductive hydrogel adhesive disposed on the conductive flexible member bottom side and covering the conductive ink pattern is provided for adhering the electrode to a patient's skin.Type: GrantFiled: January 20, 2006Date of Patent: April 13, 2010Assignee: Axelgaard Manufacturing Company, Ltd.Inventor: Jens Axelgaard
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Patent number: 7540979Abstract: An electrode providing electrical contact with a patient's skin includes a conductive member adapted for connection to an external electrical apparatus and a non-liquid water containing film for electrically interfacing to said patient's skin, the non-liquid film being electrically and mechanically connected to said conductive member. The non-liquid water containing film includes an electrically conductive organic polymer plasticized with a polyhydric alcohol with said organic polymer being derived from a monomeric mixture comprising from about 2 to 30 pph acrylic acid, 2 to 30 pph of a glycolvinylether and 0.01 to 1.5 pph of a crosslinking agent. Preferably the polyhydric alcohol is glycerol.Type: GrantFiled: July 3, 2007Date of Patent: June 2, 2009Assignee: Axelgaard Manufacturing Company, Ltd.Inventors: James J. Perrault, Solomon E. Shenkute, Steve Heard
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Patent number: 7252792Abstract: An electrode providing electrical contact with a patient's skin includes a conductive member adapted for connection to an external electrical apparatus and a non-liquid water containing film for electrically interfacing to said patient's skin, the non-liquid film being electrically and mechanically connected to said conductive member. The non-liquid water containing film includes an electrically conductive organic polymer plasticized with a polyhydric alcohol with said organic polymer being derived from a monomeric mixture comprising from about 2 to 30 pph acrylic acid, 2 to 30 pph of a glycolvinylether and 0.01 to 1.5 pph of a crosslinking agent. Preferably the polyhydric alcohol is glycerol.Type: GrantFiled: July 21, 2004Date of Patent: August 7, 2007Assignee: Axelgaard Manufacturing Company, Ltd.Inventors: James J. Perrault, Solomon E. Shenkute, Steve Heard
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Patent number: 6950688Abstract: A medical sensor electrode includes an electrically conductive adhesive for establishing electrical contact with a mammalian body to enable the electrode to monitor physiological electrode potentials from the body. A first sensor element includes a flexible electrically conductive plate disposed on the conductive adhesive with the plate having substantial smaller dimension that the dimension of the conductive adhesive. A second sensor element includes an electrical conductive member disposed over the first sensor element and adhesive. The conductive member includes a non-conductive sheet coated with multiple layers of a metal and metal halide. A non-conductive backing is disposed over the second sensor element and conductive adhesive with the backing and the second sensor element having apertures for providing access to the first sensor element.Type: GrantFiled: April 4, 2003Date of Patent: September 27, 2005Assignee: Axelgaard Manufacturing Company. Ltd.Inventors: Jens Axelgaard, Steve Heard
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Patent number: 6767632Abstract: A dermal fastener includes a first adhesive for adherence to an article and a second adhesive for adherence to skin. The second adhesive is a non-liquid water containing film including an organic polymer plasticized with a polyhydric alcohol with the organic polymer being derived from a monomeric mixture including from about 2 to about 30 pph acrylic acid to about 1 to about 30 pph of a glycolvinylether and about 0.01 to about 1.5 pph of a crosslinking agent. The first and second adhesives may also be disposed on opposite sides of a membrane if partition of fluid components in the adhesives is desired.Type: GrantFiled: June 16, 2003Date of Patent: July 27, 2004Assignee: Axelgaard Manufacturing Company, Ltd.Inventors: Jens Axelgaard, James J. Perrault, Steve Heard, Solomon E. Shenkute
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Patent number: 6571115Abstract: A compress garment for application to a body generally includes a member sized and shaped for positioning onto a body when in position conforms to and supports a body shape. A least one, preferably a multiple number of access windows disposed in the garment member for enabling dermal application and removal of a medical electrode. The access windows are located on the garment member at positions enabling access to pre-selected dermal areas.Type: GrantFiled: December 26, 2000Date of Patent: May 27, 2003Assignee: Axelgaard Manufacturing Company, Ltd.Inventors: Jens Axelgaard, George Cornell, Steve Heard
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Patent number: 6347246Abstract: The present invention provides an electrically conductive adhesive hydrogel comprising from about 15 to about 60%, by weight of a cationic polymer prepared by the polymerization of a monomer having the formula: wherein m is an integer of from 1 to 3; R1, R2 and R3 are selected from the group consisting of H and hydrocarbyl radicals having from 1 to 15 carbon atoms and X− is an anion and from about 5 to less than about 40% water, by weight. This electrically conductive adhesive hydrogel is useful in the manufacture of medical devices, e.g. medical electrodes, and in particular, in iontophoretic medicament delivery devices wherein said polymer may function as a scavenger of hydroxyl ions generated during iontophoresis.Type: GrantFiled: February 3, 2000Date of Patent: February 12, 2002Assignee: Axelgaard Manufacturing Company, Ltd.Inventors: James J. Perrault, George S. Heard, Solomon E. Shenkute
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Patent number: 5843155Abstract: A transcutaneous medical electrode includes a flexible moderately conductive sheet and a conductive adhesive disposed on one side of the flexible sheet for electrically coupling the flexible sheet to a user's body. A highly conductive grid disposed on another side of the flexible sheet provides an electrical current distribution through the flexible sheet and connective adhesive and into the user's body. The conductive grid includes at least one array of conductive ink lines. Electrical conduction is established with the conductive grid through the use of a second array of conductive ink lines disposed on a flexible non-conductive sheet. An adhesive enables positioning of the flexible non-conductive sheet onto the conductive grid with the conductive ink lines on the flexible non-connective sheet crossing and electrically contacting the conductive grid conductive ink lines in order to modify the current distribution provided by the conductive grid.Type: GrantFiled: June 12, 1997Date of Patent: December 1, 1998Assignee: Axelgaard Manufacturing Company, Ltd.Inventor: Jens Axelgaard
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Patent number: 5702428Abstract: Electrical stimulation for the treatment of neuro-muscular disorders, in particular incontinence. A portable electrical stimulation apparatus for treatment of incontinence, comprising one or more electrodes (302) for applying one or more electrical stimulation signals to a patient's body, a signal generator for generating the electrical stimulation signal(s), one or more conductive leads for connecting the signal generator to the electrode(s), to deliver the electrical stimulation signal to the electrode(s); and a power supply, characterized in that the apparatus includes an instruction storage or a programming device for imparting a set of instructions to the signal generator, the signal generator being responsive to the instruction storage or programming device so that the generated signal adopts signal waveform characteristics selected in accordance with said set of instructions.Type: GrantFiled: August 1, 1996Date of Patent: December 30, 1997Assignee: Axelgaard Manufacturing Company, Ltd.Inventors: Keith Edward Tippey, Jens Axelgaard
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Patent number: 5562717Abstract: Electrical stimulation for the treatment of neuro-muscular disorders, in particular incontinence. A portable electrical stimulation apparatus for treatment of incontinence, comprising one or more electrodes (302) for applying one or more electrical stimulation signals to a patient's body, a signal generator for generating the electrical stimulation signal(s), one or more conductive leads for connecting the signal generator to the electrode(s), to deliver the electrical stimulation signal to the electrode(s); and a power supply, characterized in that the apparatus includes an instruction storage or a programming device for imparting a set of instructions to the signal generator, the signal generator being responsive to the instruction storage or programming device so that the generated signal adopts signal waveform characteristics selected in accordance with said set of instructions.Type: GrantFiled: November 8, 1994Date of Patent: October 8, 1996Assignee: Axelgaard Manufacturing Company, Ltd.Inventors: Keith E. Tippey, Jens Axelgaard