Patents by Inventor Catharina Everdina Hissink
Catharina Everdina Hissink 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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Patent number: 11911524Abstract: The invention relates, generally, to porous absorbent materials which are suitable for packing antrums or other cavities of the human or animal body. More particularly, it relates to hydrophilic biodegradable foams, which may be used e.g. in the form of a plug or tampon, for instance for controlling bleeding, wound closure, prevent tissue adhesion and/or support tissue regeneration. The invention provides an absorbent foam, suitable for packing antrums or other cavities of the human or animal body, comprising a biodegradable synthetic polymer, which polymer preferably comprises —C(O)—O—groups in the backbone of the polymer, for instance polyurethane and/or polyester units combined with polyethers.Type: GrantFiled: September 8, 2021Date of Patent: February 27, 2024Assignee: Stryker European Operations Holdings LLCInventors: Catharina Everdina Hissink, Theodorus Adrianus Cornelius Flipsen, Johan Zuidema, Linda Joan Gibcus
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Publication number: 20210402047Abstract: The invention relates, generally, to porous absorbent materials which are suitable for packing antrums or other cavities of the human or animal body. More particularly, it relates to hydrophilic biodegradable foams, which may be used e.g. in the form of a plug or tampon, for instance for controlling bleeding, wound closure, prevent tissue adhesion and/or support tissue regeneration. The invention provides an absorbent foam, suitable for packing antrums or other cavities of the human or animal body, comprising a biodegradable synthetic polymer, which polymer preferably comprises —C(O)—O—groups in the backbone of the polymer, for instance polyurethane and/or polyester units combined with polyethers.Type: ApplicationFiled: September 8, 2021Publication date: December 30, 2021Applicant: Stryker European Operations Holdings LLCInventors: Catharina Everdina Hissink, Theodorus Adrianus Cornelius Flipsen, Johan Zuidema, Linda Joan Gibcus
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Patent number: 11147898Abstract: The invention relates, generally, to porous absorbent materials which are suitable for packing antrums or other cavities of the human or animal body. More particularly, it relates to hydrophilic biodegradable foams, which may be used e.g. in the form of a plug or tampon, for instance for controlling bleeding, wound closure, prevent tissue adhesion and/or support tissue regeneration. The invention provides an absorbent foam, suitable for packing antrums or other cavities of the human or animal body, comprising a biodegradable synthetic polymer, which polymer preferably comprises —C(O)—O— groups in the backbone of the polymer, for instance polyurethane and/or polyester units combined with polyethers.Type: GrantFiled: November 8, 2019Date of Patent: October 19, 2021Assignee: STRYKER EUROPEAN OPERATIONS HOLDINGS LLCInventors: Catharina Everdina Hissink, Theodorus Adrianus Cornelius Flipsen, Johan Zuidema, Linda Joan Gibcus
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Publication number: 20200069835Abstract: The invention relates, generally, to porous absorbent materials which are suitable for packing antrums or other cavities of the human or animal body. More particularly, it relates to hydrophilic biodegradable foams, which may be used e.g. in the form of a plug or tampon, for instance for controlling bleeding, wound closure, prevent tissue adhesion and/or support tissue regeneration. The invention provides an absorbent foam, suitable for packing antrums or other cavities of the human or animal body, comprising a biodegradable synthetic polymer, which polymer preferably comprises —C(O)—O— groups in the backbone of the polymer, for instance polyurethane and/or polyester units combined with polyethers.Type: ApplicationFiled: November 8, 2019Publication date: March 5, 2020Applicant: Stryker European Holdings I, LLCInventors: Catharina Everdina Hissink, Theodorus Adrianus Cornelius Flipsen, Johan Zuidema, Linda Joan Gibcus
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Patent number: 10507260Abstract: The invention relates, generally, to porous absorbent materials which are suitable for packing antrums or other cavities of the human or animal body. More particularly, it relates to hydrophilic biodegradable foams, which may be used e.g. in the form of a plug or tampon, for instance for controlling bleeding, wound closure, prevent tissue adhesion and/or support tissue regeneration. The invention provides an absorbent foam, suitable for packing antrums or other cavities of the human or animal body, comprising a biodegradable synthetic polymer, which polymer preferably comprises —C(O)—O— groups in the backbone of the polymer, for instance polyurethane and/or polyester units combined with polyethers.Type: GrantFiled: April 24, 2015Date of Patent: December 17, 2019Assignee: Stryker European Holdings I, LLCInventors: Catharina Everdina Hissink, Theodorus Adrianus Cornelius Flipsen, Johan Zuidema, Linda Joan Gibcus
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Patent number: 9610377Abstract: The invention relates, generally, to porous absorbent materials which are suitable for packing antrums or other cavities of the human or animal body. More particularly, it relates to hydrophilic biodegradable foams, which may be used, e.g., in the form of a plug or tampon, for instance for controlling bleeding, wound closure, prevent tissue adhesion and/or support tissue regeneration. The invention provides an absorbent foam, suitable for packing antrums or other cavities of the human or animal body, comprising a biodegradable synthetic polymer, which polymer comprises —C(O)—O— groups in the backbone of the polymer, for instance polyurethane and/or polyester units combined with polyethers.Type: GrantFiled: July 8, 2005Date of Patent: April 4, 2017Assignee: STRYKER EUROPEAN HOLDINGS I, LLCInventors: Catharina Everdina Hissink, Theodorus Adrianus Cornelius Flipsen, Johan Zuidema, Linda Joan Gibcus
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Publication number: 20150273102Abstract: The invention relates, generally, to porous absorbent materials which are suitable for packing antrums or other cavities of the human or animal body. More particularly, it relates to hydrophilic biodegradable foams, which may be used e.g. in the form of a plug or tampon, for instance for controlling bleeding, wound closure, prevent tissue adhesion and/or support tissue regeneration. The invention provides an absorbent foam, suitable for packing antrums or other cavities of the human or animal body, comprising a biodegradable synthetic polymer, which polymer preferably comprises —C(O)—O— groups in the backbone of the polymer, for instance polyurethane and/or polyester units combined with polyethers.Type: ApplicationFiled: April 24, 2015Publication date: October 1, 2015Applicant: STRYKER EUROPEAN HOLDINGS I, LLCInventors: Catharina Everdina Hissink, Theodorus Adrianus Cornelius Flipsen, Johan Zuidema, Linda Joan Gibcus
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Patent number: 8674033Abstract: The invention is directed to biodegradable, thermoplastic, phase separated segmented multi-block copolymers. The copolymers of the present invention find use in various biomedical applications as well as in pharmaceutical applications. According to the invention, a biodegradable, phase separated copolymer is provided, comprising segments of a soft prepolymer (A) having a glass transition temperature, Tg, lower than 37° C.; and segments of a hard prepolymer (B) having a phase transition temperature, Tm, of 40-100° C.Type: GrantFiled: July 16, 2003Date of Patent: March 18, 2014Assignee: Innocore Technologies B.V.Inventors: Catharina Everdina Hissink, Ronald Meyboom, Theodorus Adrianus Cornelius Flipsen
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Patent number: 8674032Abstract: The invention relates to a biodegradable multi-block copolymer, comprising at least two hydrolysable segments derived from pre-polymers A and B, which segments are linked by a multi-functional chain-extender and are chosen from the pre-polymers A and B, and triblock copolymers ABA and BAB, wherein the multi-block copolymer is amorphous at physiological (body) conditions. The invention further relates to a process for preparing said copolymer and to its use as a medical implant, a coating for a medical device or a drug delivery vehicle.Type: GrantFiled: June 6, 2013Date of Patent: March 18, 2014Assignee: Innocore Technologies B.V.Inventors: Catharina Everdina Hissink, Rob Steendam, Ronald Meyboom, Theodorus Adrianus Cornelius Flipsen
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Publication number: 20130273284Abstract: The invention relates to a biodegradable multi-block copolymer, comprising at least two hydrolysable segments derived from pre-polymers A and B, which segments are linked by a multi-functional chain-extender and are chosen from the pre-polymers A and B, and triblock copolymers ABA and BAB, wherein the multi-block copolymer is amorphous at physiological (body) conditions. The invention further relates to a process for preparing said copolymer and to its use as a medical implant, a coating for a medical device or a drug delivery vehicle.Type: ApplicationFiled: June 6, 2013Publication date: October 17, 2013Applicant: INNOCORE TECHNOLOGIES BVInventors: Catharina Everdina HISSINK, Rob STEENDAM, Ronald MEYBOOM, Theodorus Adrianus Cornelius FLIPSEN
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Patent number: 8481651Abstract: The invention relates to a biodegradable multi-block copolymer, comprising at least two hydrolysable segments derived from pre-polymers A and B, which segments are linked by a multi-functional chain-extender and are chosen from the pre-polymers A and B, and triblock copolymers ABA and BAB, wherein the multi-block copolymer is amorphous at physiological (body) conditions. The invention further relates to a process for preparing said copolymer and to its use as a medical implant, a coating for a medical device or a drug delivery vehicle.Type: GrantFiled: January 14, 2005Date of Patent: July 9, 2013Assignee: Innocore Technologies B.V.Inventors: Catharina Everdina Hissink, Rob Steendam, Ronald Meyboom, Theodorus Adrianus Cornelius Flipsen
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Patent number: 8309137Abstract: The present invention relates to specific DL-lactide-?-caprolactone copolymers and the application of these polymers in the production of biodegradable medical applications. According to the present invention a polymeric material comprising poly(DL-lactide-co-?-caprolactone) is provided, which is obtained by the copolymerization of DL-lactide and ?-caprolactone, having a lactide content of 51-75 mol %, most preferably of 62-69 mol %.Type: GrantFiled: July 22, 2010Date of Patent: November 13, 2012Assignee: Polyganics BVInventors: Catharina Everdina Hissink, Theodorus Adrianus Cornelius Flipsen, Hans Wicher Kuijper, Rob Steendam
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Patent number: 8187254Abstract: The invention relates, generally, to medical appliances. More particularly, it relates to tubular shaped devices used as drains for draining fluids (liquids and/or gases) from antrums or other parts of the human or animal body. According to the present invention a drain is provided, which is suitable for draining a human or animal antrum, which drain comprises a synthetic biodegradable material, preferably a biodegradable polymer.Type: GrantFiled: November 3, 2003Date of Patent: May 29, 2012Assignee: Polyganics B.V.Inventors: Catharina Everdina Hissink, Rob Steendam, Linda Joan Gibcus, Johan Zuidema
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Publication number: 20100312340Abstract: The present invention relates to specific DL-lactide-?-caprolactone copolymers and the application of these polymers in the production of biodegradable medical applications. According to the present invention a polymeric material comprising poly(DL-lactide-co-?-caprolactone) is provided, which is obtained by the copolymerization of DL-lactide and ?-caprolactone, having a lactide content of 51-75 mol %, most preferably of 62-69 mol %. The materials of the present invention have excellent mechanical properties and may be used to provide articles for medical application, in particular nerve guides.Type: ApplicationFiled: July 22, 2010Publication date: December 9, 2010Applicant: Polyganics BVInventors: Catharina Everdina Hissink, Theodorus Adrianus C. Flipsen, Hans Wicher Kuijper, Rob Steendam
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Patent number: 7785628Abstract: The present invention relates to specific DL-lactide-?-caprolactone copolymers and the application of these polymers in the production of biodegradable medical applications. According to the present invention a polymeric material comprising poly(DL-lactide-co-?-caprolactone) is provided, which is obtained by the copolymerization of DL-lactide and ?-caprolactone, having a lactide content of 51-75 mol %, most preferably of 62-69 mol %. The materials of the present invention have excellent mechanical properties and may be used to provide articles for medical application, in particular nerve guides.Type: GrantFiled: December 2, 2002Date of Patent: August 31, 2010Assignee: Polyganics BVInventors: Catharina Everdina Hissink, Theodorus Adrianus C. Flipsen, Hans Wicher Kuijper, Rob Steendam
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Publication number: 20030147934Abstract: The present invention relates to specific DL-lactide-&egr;-caprolactone copolymers and the application of these polymers in the production of biodegradable medical applications. According to the present invention a polymeric material comprising poly(DL-lactide-co-&egr;-caprolactone) is provided, which is obtained by the copolymerization of DL-lactide and &egr;-caprolactone, having a lactide content of 51-75 mol %, most preferably of 62-69 mol %.Type: ApplicationFiled: December 2, 2002Publication date: August 7, 2003Applicant: Polyganics B.V.Inventors: Catharina Everdina Hissink, Theodorus Adrianus C. Flipsen, Hans Wicher Kuijper, Rob Steendam