Patents by Inventor Astrid Toftkaer
Astrid Toftkaer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20170112657Abstract: An adhesive wafer for attaching a waste collecting pouch to a body includes a backing layer, a skin-facing adhesive layer, and an absorbing adhesive layer. The skin-facing adhesive is liquid impermeable and has a water absorption capacity less than 8 weight % and a moisture vapor transmission rate (MTVR) at least as high as 150 g/m2/24 h. The absorbing adhesive layer is disposed between the backing layer and the skin-facing adhesive layer. The absorbing adhesive layer has a water absorption capacity at least as high as 15 weight %.Type: ApplicationFiled: January 5, 2017Publication date: April 27, 2017Inventors: Anders BACH, Esben Stroebech, Mads Lykke, Astrid Toftkær, Hasse Buus, Tom Kongebo
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Patent number: 9572707Abstract: A body waste collecting device comprising an adhesive composite that fastens a collecting bag to the skin is disclosed. The adhesive composite is highly moisture resistant while still being water absorbing. The adhesive composite comprises at least three layers, a backing layer, a moisture absorbing layer and a thin layer of vapor permeable, low-absorbing adhesive layer.Type: GrantFiled: August 28, 2013Date of Patent: February 21, 2017Assignee: Coloplast A/SInventors: Anders Bach, Esben Stroebech, Mads Lykke, Astrid Toftkaer, Hasse Buus, Tom Kongebo
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Patent number: 9452079Abstract: A wafer adapted for use with an ostomy appliance includes a backing layer, an adhesive layer applied to the backing layer and providing an adhesive surface, and a liner system disposed over an entirety of the adhesive surface. The adhesive surface includes a mid-section. The liner system includes a first side liner placed on a first lateral side of the mid-section of the adhesive surface, a second side liner placed on a second lateral side of the mid-section of the adhesive surface, and a third middle liner having folded edge portions and covering the mid-section of the adhesive surface.Type: GrantFiled: November 27, 2014Date of Patent: September 27, 2016Assignee: Coloplast A/SInventors: Mads Lykke, Esben Stroebech, Anders Bach, Astrid Toftkaer, Hasse Buus, Tom Kongebo
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Patent number: 9248214Abstract: A layered adhesive construct includes a backing layer and a layer of a pressure sensitive, hot melt processable adhesive composition. The adhesive composition includes a polar plasticizing oil or a combination of polar plasticizing oils in a content above 10% (w/w), and 10-50% (w/w) of a polar polyethylene copolymer. The polyethylene copolymer has a melt flow index below 2 g/10 min (190° C./21.1N), and the polar plasticizing oil is a liquid rosin derivative, animal oils and derivatives, esters, ethers, glycols, poly propylene oxide, or alpha-butoxy-polyoxypropylene.Type: GrantFiled: March 10, 2014Date of Patent: February 2, 2016Assignee: Coloplast A/SInventors: Mads Lykke, Astrid Toftkaer, Hasse Buus, Tom Bjarnum Kongebo
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Patent number: 9233019Abstract: An ostomy appliance for attachment to the stoma body comprising a soft adhesive wafer (1) having a tensile strength at 20% strain of less than 0.75N/4 mm and a collecting pouch attachable to an adhesive wafer, the wafer comprises a backing layer and a skin-facing adhesive layer, wherein the adhesive skin-facing surface of the wafer is provided with at least two release liners (3, 4) each covering at least a part of the adhesive surface and together covering the entire adhesive surface.Type: GrantFiled: June 17, 2008Date of Patent: January 12, 2016Assignee: Coloplast A/SInventors: Mads Lykke, Esben Stroebech, Anders Bach, Astrid Toftkaer, Hasse Buus, Tom Kongebo
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Publication number: 20150088082Abstract: A wafer adapted for use with an ostomy appliance includes a backing layer, an adhesive layer applied to the backing layer and providing an adhesive surface, and a liner system disposed over an entirety of the adhesive surface. The adhesive surface includes a mid-section. The liner system includes a first side liner placed on a first lateral side of the mid-section of the adhesive surface, a second side liner placed on a second lateral side of the mid-section of the adhesive surface, and a third middle liner having folded edge portions and covering the mid-section of the adhesive surface.Type: ApplicationFiled: November 27, 2014Publication date: March 26, 2015Inventors: Mads Lykke, Esben Stroebech, Anders Bach, Astrid Toftkaer, Hasse Buus, Tom Kongebo
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Publication number: 20140186425Abstract: A layered adhesive construct includes a backing layer and a layer of a pressure sensitive, hot melt processable adhesive composition. The adhesive composition includes a polar plasticising oil or a combination of polar plasticising oils in a content above 10% (w/w), and 10-50% (w/w) of a polar polyethylene copolymer. The polyethylene copolymer has a melt flow index below 2 g/10 min (190° C./21.1N), and the polar plasticising oil is a liquid rosin derivative, animal oils and derivatives, esters, ethers, glycols, poly propylene oxide, or alpha-butoxy-polyoxypropylene.Type: ApplicationFiled: March 10, 2014Publication date: July 3, 2014Applicant: Coloplast A/SInventors: Mads Lykke, Astrid Toftkaer, Hasse Buus, Tom Bjarnum Kongebo
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Patent number: 8758807Abstract: The present invention relates to a pressure sensitive adhesive composition comprising a continuous phase and a discontinuous phase wherein a) the continuous phase comprises a water vapor permeable hydrophobic polymer; and b) the discontinuous phase comprises a water soluble salt.Type: GrantFiled: December 20, 2007Date of Patent: June 24, 2014Assignee: Coloplast A/SInventors: Peter Kwok Hing Lam, Anders Bach, Mads Lykke, Astrid Toftkaer, Hasse Buus, Tom Kongebo
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Patent number: 8710130Abstract: The present invention relates to a pressure sensitive, hot melt processable adhesive composition comprising a polar plasticising oil and a polar polyethylene copolymer, and a layered adhesive construct and a medical device comprising the adhesive composition according to the invention.Type: GrantFiled: June 17, 2008Date of Patent: April 29, 2014Assignee: Coloplast A/SInventors: Mads Lykke, Astrid Toftkaer, Hasse Buus, Tom Kongebo
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Patent number: 8690849Abstract: A body waste collecting device for attachment to the body comprising a collecting pouch comprising a first wall and a second wall, the pouch being attached to an adhesive wafer, wherein a central portion of the wafer constitutes a part of the first wall of the pouch, the wafer comprises a permeable backing layer, at least one layer of an absorbent adhesive layer wherein the wafer comprises a moisture impermeable layer at least in the central portion.Type: GrantFiled: June 17, 2008Date of Patent: April 8, 2014Assignee: Coloplast A/SInventors: Anders Bach, Esben Stroebech, Mads Lykke, Astrid Toftkaer, Hasse Buus, Tom Kongebo
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Publication number: 20140039429Abstract: A body waste collecting device comprising a collecting pouch and an adhesive wafer for attachment to the body, said adhesive wafer comprising a backing layer and a first adhesive layer, said first adhesive layer comprising a liquid impermeable, moisture permeable adhesive composition wherein the adhesive wafer comprising an additional second adhesive for sealing around a body opening.Type: ApplicationFiled: July 31, 2013Publication date: February 6, 2014Applicant: COLOPLAST A/SInventors: Esben STROEBECH, Anders BACH, Mads LYKKE, Astrid TOFTKAER, Hasse BUUS, Tom KONGEBO
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Publication number: 20130345654Abstract: A body waste collecting device comprising an adhesive composite that fastens a collecting bag to the skin is disclosed. The adhesive composite is highly moisture resistant while still being water absorbing. The adhesive composite comprises at least three layers, a backing layer, a moisture absorbing layer and a thin layer of vapour permeable, low-absorbing adhesive layer.Type: ApplicationFiled: August 28, 2013Publication date: December 26, 2013Applicant: Coloplast A/SInventors: Anders BACH, Esben Stroebech, Mads Lykke, Astrid Toftkaer, Hasse Buus, Tom Kongebo
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Publication number: 20100217215Abstract: An ostomy appliance for attachment to the stoma body comprising a soft adhesive wafer (1) having a tensile strength at 20% strain of less than 0.75N/4 mm and a collecting pouch attachable to an adhesive wafer, the wafer comprises a backing layer and a skin-facing adhesive layer, wherein the adhesive skin-facing surface of the wafer is provided with at least two release liners (3, 4) each covering at least a part of the adhesive surface and together covering the entire adhesive surface.Type: ApplicationFiled: June 17, 2008Publication date: August 26, 2010Inventors: Mads Lykke, Esben Stroebech, Anders Bach, Astrid Toftkaer, Hasse Buus, Tom Kongebo
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Publication number: 20100204664Abstract: A body waste collecting device for attachment to the body comprising a collecting pouch comprising a first wall and a second wall, the pouch being attached to an adhesive wafer, wherein a central portion of the wafer constitutes a part of the first wall of the pouch, the wafer comprises a permeable backing layer, at least one layer of an absorbent adhesive layer wherein the wafer comprises a moisture impermeable layer at least in the central portion.Type: ApplicationFiled: June 17, 2008Publication date: August 12, 2010Inventors: Anders Bach, Esben Stroebech, Mads Lykke, Astrid Toftkaer, Hasse Buus, Tom Kongebo
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Publication number: 20100204632Abstract: The present invention relates to a pressure sensitive, hot melt processable adhesive composition comprising a polar plasticising oil and a polar polyethylene copolymer, and a layered adhesive construct and a medical device comprising the adhesive composition according to the invention.Type: ApplicationFiled: June 17, 2008Publication date: August 12, 2010Inventors: Mads Lykke, Astrid Toftkaer, Hasse Buus, Tom Kongebo
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Publication number: 20100204665Abstract: A body waste collecting device comprising a collecting pouch and an adhesive wafer for attachment to the body, said adhesive wafer comprising a backing layer and a first adhesive layer, said first adhesive layer comprising a liquid impermeable, moisture permeable adhesive composition wherein the adhesive wafer comprising an additional second adhesive for sealing around a body opening.Type: ApplicationFiled: June 17, 2008Publication date: August 12, 2010Inventors: Esben Stroebech, Anders Bach, Mads Lykke, Astrid Toftkaer, Hasse Buus, Tom Kongebo
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Publication number: 20100198176Abstract: A component for sealing a body opening and for use in combination with a body waste collecting device, said component comprises a soft adhesive composition wherein the soft adhesive composition comprises a liquid impermeable, moisture permeable adhesive composition.Type: ApplicationFiled: June 17, 2008Publication date: August 5, 2010Inventors: Eben Stroebech, Anders Bach, Mads Lykke, Astrid Toftkaer, Hasse Buus, Torn Kongebo
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Publication number: 20100191204Abstract: A body waste collecting device comprising an adhesive composite that fastens a collecting bag to the skin is disclosed. The adhesive composite is highly moisture resistant while still being water absorbing. The adhesive composite comprises at least three layers, a backing layer, a moisture absorbing layer and a thin layer of vapour permeable, low-absorbing adhesive layer.Type: ApplicationFiled: June 17, 2008Publication date: July 29, 2010Inventors: Anders Bach, Esben Stroebech, Mads Lykke, Astrid Toftkaer, Kassa Buus, Tom Kongebo
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Publication number: 20100113999Abstract: The present invention relates to a pressure sensitive adhesive composition comprising a continuous phase and a discontinuous phase wherein a) the continuous phase comprises a water vapour permeable hydrophobic polymer; and b) the discontinuous phase comprises a water soluble salt.Type: ApplicationFiled: December 20, 2007Publication date: May 6, 2010Inventors: Peter Kwok Hing Lam, Anders Bach, Mads Lykke, Astrid Toftkaer, Buus Hasse, Tom Kongebo