Patents by Inventor Michael R. Hoglund
Michael R. Hoglund 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: 20240148952Abstract: Disclosed are systems and methods for hyperthermic cancer treatment. For example, a system can include a heat exchanger, a control module, a primary fluid delivery line (“FDL”), an intravenous catheter, and a peristaltic pump. The control module can include at least a hydraulic system configured to provide a temperature-controlled fluid. The primary FDL can be configured to convey the temperature-controlled fluid to the heat exchanger as a supply fluid and back to the hydraulic system as a return fluid. The intravenous catheter can include a primary lumen configured to convey blood of the patient to the heat exchanger as well as a secondary lumen configured to convey the blood back to the patient using the peristaltic pump. The catheter can also include a thermistor for determining a core body temperature of the patient to ensure the patient is in a hyperthermic state before administering a cancer treatment to the patient.Type: ApplicationFiled: March 8, 2022Publication date: May 9, 2024Inventors: Michael R. Hoglund, Marc E. Voorhees
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Publication number: 20240099878Abstract: An improved medical pad for contact thermal exchange with a patient includes a fluid circulation layer for containing a thermal exchange fluid circulatable therethrough, a first port and a second port for circulating the thermal exchange fluid in to and out of the fluid circulation layer, and a hydrogel layer interconnected to and extending across one side of the fluid circulation layer to define an adhesive surface for adherence to a patient's skin. The hydrogel layer can include an ultraviolet light-cured composition with a cross-linking copolymer, water, and glycerol. The hydrogel layer is provided to have a thermal conductivity of at least about 1.9 ca/hr-cm-° C.Type: ApplicationFiled: December 11, 2023Publication date: March 28, 2024Inventors: Marc E. Voorhees, Michael R. Hoglund, Keir D. Hart
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Patent number: 11865034Abstract: An improved medical pad for contact thermal exchange with a patient includes a fluid circulation layer for containing a thermal exchange fluid circulatable therethrough, a first port and a second port for circulating the thermal exchange fluid in to and out of the fluid circulation layer, and a hydrogel layer interconnected to and extending across one side of the fluid circulation layer to define an adhesive surface for adherence to a patient's skin. The hydrogel layer can include an ultraviolet light-cured composition with a cross-linking copolymer, water, and glycerol. The hydrogel layer is provided to have a thermal conductivity of at least about 1.9 ca//hr-cm-° C.Type: GrantFiled: January 31, 2022Date of Patent: January 9, 2024Assignee: Medivance IncorporatedInventors: Marc E. Voorhees, Michael R. Hoglund, Keir D. Hart
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Publication number: 20230190519Abstract: A medical pad for exchanging thermal energy between a targeted temperature management (TTM) fluid and a patient. The medical pad includes a fluid containing layer configured for circulation of a TTM fluid therein. The pad may further include a bistable stiffening structure configured to transition between a first stable shape and a second stable shape. The pad may further include a thermally-conductive compressible foam layer disposed between the fluid containing layer and a patient contact side of the pad. a self-adhering stretchable band configured to secure the pad to the patient. The pad may further include a semi-permeable layer disposed between an underside of the fluid containing layer and a hydrogel layer so that the TTM fluid may migrate from the fluid containing layer to the hydrogel layer.Type: ApplicationFiled: December 20, 2022Publication date: June 22, 2023Inventors: Madeline Stich, Gabriel A. Johnston, Sean E. Walker, Rebecca D. Salisbury, Michael R. Hoglund
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Publication number: 20230077318Abstract: An improved medical pad for contact thermal exchange with a patient includes a fluid circulation layer for containing a thermal exchange fluid circulatable therethrough, a first port and a second port for circulating the thermal exchange fluid in to and out of the fluid circulation layer, and a hydrogel layer interconnected to and extending across one side of the fluid circulation layer to define an adhesive surface for adherence to a patient's skin. The hydrogel layer can include an ultraviolet light-cured composition with a cross-linking copolymer, water, and glycerol. The hydrogel layer is provided to have a thermal conductivity of at least about 1.9 ca//hr-cm-° C.Type: ApplicationFiled: January 31, 2022Publication date: March 9, 2023Inventors: Marc E. Voorhees, Michael R. Hoglund, Keir D. Hart
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Publication number: 20220347009Abstract: Disclosed herein are systems, pads, and methods for targeted temperature management. For example, a pad can include a multilayered pad body, a pad inlet connector, and a pad outlet connector. The pad body can include a conduit layer and a non-adhesive, thermally conductive layer over the conduit layer. The conduit layer can include one or more conduits configured to convey a temperature-controlled fluid as a supply fluid from a hydraulic system of a control module. The one-or-more conduits can also configured to convey the temperature-controlled fluid as a return fluid back to the hydraulic system. The conductive layer can be configured for placement on a portion of a patient's body. The pad inlet connector can include a pad inlet configured for charging the conduit layer with the supply fluid. The pad outlet connector can include a pad outlet configured for discharging the return fluid from the conduit layer.Type: ApplicationFiled: April 18, 2022Publication date: November 3, 2022Inventors: James David Hughett, SR., Gabriel A. Johnston, Michael R. Hoglund, Sean E. Walker, Madeline Stich, Rebecca D. Salisbury
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Publication number: 20220233344Abstract: Disclosed herein are targeted temperature management (“TTM”) systems, pads, and methods thereof for treating burn wounds. A method of a system for TTM can include a pad-connecting step, a pad-placing step, and a fluid-circulating step. The pad-connecting step can include connecting an inlet and an outlet of a pad to a hydraulic system of a control module. The pad can include a multilayered pad body having a conduit layer configured to convey a temperature-controlled fluid provided by the control module. The pad-placing step can include placing the pad on a wounded portion of a patient's body with a sterile, thermally conductive wound-healing layer of the pad body in contact with a burn wound of the wounded portion of the patient's body. The fluid-circulating step can include circulating the temperature-controlled fluid through the conduit layer to cool the wounded portion of the patient's body, thereby treating the wound to promote healing.Type: ApplicationFiled: January 25, 2022Publication date: July 28, 2022Inventor: Michael R. Hoglund
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Publication number: 20220192867Abstract: Disclosed herein are systems, pads, and methods thereof for targeted temperature management. A first pad can include a multilayered pad body and an inflatable cuff around the pad body. The pad body can include a conformable layer, a conduit layer over the conformable layer, and an insulation layer over the conduit layer. The conformable layer can include a conformable material configured to conform around a limb of a patient. The conduit layer can include one or more conduits configured to convey a fluid through the conduit layer. The insulation layer can be configured to insulate the conduit layer from an ambient temperature of an environment around the patient. The inflatable cuff can be configured to press the pad body against the limb of the patient when the inflatable cuff is inflated. Methods of the systems and pads can include methods of use.Type: ApplicationFiled: December 15, 2021Publication date: June 23, 2022Inventors: Madeline Stich, Gabriel A. Johnston, Sean E. Walker, Rebecca D. Salisbury, James David Hughett, SR., Michael R. Hoglund
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Publication number: 20220192865Abstract: Disclosed herein are systems, pads, and methods thereof for targeted temperature management. In an example, a pad for targeted temperature management can include a pad body, a conduit system, one or more inlets, and one or more outlets. The pad body can be of a conformable material configured to conform to a body of a patient on the pad. The conduit system can be disposed in the pad body or an overlayer configured for placement over the pad body. The conduit system can include one or more conduits configured to convey a fluid through the pad body or the overlayer. The one-or-more inlets can be configured for charging the conduit system with the fluid, while the one-or-more outlets can be configured for discharging the fluid from the conduit system. Methods of the systems and pads can include methods of use. In another example, a deformable pad can be configured for receiving a neonatal patient.Type: ApplicationFiled: December 9, 2021Publication date: June 23, 2022Inventors: James David Hughett, SR., Gabriel A. Johnston, Madeline Stich, Sean E. Walker, Rebecca D. Salisbury, Michael R. Hoglund, Karthik Ganesan, Tyghe E. Boone-Worthman
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Publication number: 20220151821Abstract: An improved medical pad for contact thermal exchange with a patient includes a fluid circulation layer for containing a thermal exchange fluid circulatable therethrough, a first port and a second port for circulating the thermal exchange fluid in to and out of the fluid circulation layer, and a hydrogel layer interconnected to and extending across one side of the fluid circulation layer to define an adhesive surface for adherence to a patient's skin. The hydrogel layer can include an ultraviolet light-cured composition with a cross-linking copolymer, water, and glycerol. The hydrogel layer is provided to have a thermal conductivity of at least about 1.9 ca//hr-cm-° C.Type: ApplicationFiled: January 31, 2022Publication date: May 19, 2022Inventors: Marc E. Voorhees, Michael R. Hoglund, Keir D. Hart
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Patent number: 11234859Abstract: An improved medical pad for contact thermal exchange with a patient includes a fluid circulation layer for containing a thermal exchange fluid circulatable therethrough, a first port and a second port for circulating the thermal exchange fluid in to and out of the fluid circulation layer, and a hydrogel layer interconnected to and extending across one side of the fluid circulation layer to define an adhesive surface for adherence to a patient's skin. The hydrogel layer comprises an ultra violet light-cured composition that includes a cross-linking copolymer in an amount of between about 15% to 30% by weight of the composition, water in an amount of between about 15% to 40% by weight of the composition, and glycerol in an amount of between about 25% to 35% by weight of the composition. The hydrogel layer is provided to have a thermal conductivity of at least about 1.9 cal/hr-cm-° C.Type: GrantFiled: October 9, 2019Date of Patent: February 1, 2022Assignee: Medivance IncorporatedInventors: Marc E. Voorhees, Michael R. Hoglund, Keir David Hart
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Publication number: 20200155341Abstract: An improved medical pad for contact thermal exchange with a patient includes a fluid circulation layer for containing a thermal exchange fluid circulatable therethrough, a first port and a second port for circulating the thermal exchange fluid in to and out of the fluid circulation layer, and a hydrogel layer interconnected to and extending across one side of the fluid circulation layer to define an adhesive surface for adherence to a patient's skin. The hydrogel layer comprises an ultra violet light-cured composition that includes a cross-linking copolymer in an amount of between about 15% to 30% by weight of the composition, water in an amount of between about 15% to 40% by weight of the composition, and glycerol in an amount of between about 25% to 35% by weight of the composition. The hydrogel layer is provided to have a thermal conductivity of at least about 1.9 cal/hr-cm-° C.Type: ApplicationFiled: October 9, 2019Publication date: May 21, 2020Inventors: Marc E. Voorhees, Michael R. Hoglund, Keir David Hart
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Patent number: 10441458Abstract: An improved medical pad for contact thermal exchange with a patient includes a fluid circulation layer for containing a thermal exchange fluid circulatable therethrough, a first port and a second port for circulating the thermal exchange fluid in to and out of the fluid circulation layer, and a hydrogel layer interconnected to and extending across one side of the fluid circulation layer to define an adhesive surface for adherence to a patient's skin. The hydrogel layer comprises an ultra violet light-cured composition that includes a cross-linking copolymer in an amount of between about 15% to 30% by weight of the composition, water in an amount of between about 15% to 40% by weight of the composition, and glycerol in an amount of between about 25% to 35% by weight of the composition. The hydrogel layer is provided to have a thermal conductivity of at least about 1.9 ca/hr-cm-° C.Type: GrantFiled: January 29, 2016Date of Patent: October 15, 2019Assignee: MEDICANCE INCORPORATEDInventors: Marc E. Voorhees, Michael R. Hoglund, Keir David Hart
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Publication number: 20170189225Abstract: An improved medical pad for contact thermal exchange with a patient includes a fluid circulation layer for containing a thermal exchange fluid circulatable therethrough, a first port and a second port for circulating the thermal exchange fluid in to and out of the fluid circulation layer, and a hydrogel layer interconnected to and extending across one side of the fluid circulation layer to define an adhesive surface for adherence to a patient's skin. The hydrogel layer comprises an ultra violet light-cured composition that includes a cross-linking copolymer in an amount of between about 15% to 30% by weight of the composition, water in an amount of between about 15% to 40% by weight of the composition, and glycerol in an amount of between about 25% to 35% by weight of the composition. The hydrogel layer is provided to have a thermal conductivity of at least about 1.9 ca//hr-cm-° C.Type: ApplicationFiled: January 29, 2016Publication date: July 6, 2017Inventors: Marc E. Voorhees, Michael R. Hoglund, Keir David Hart
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Patent number: 9622907Abstract: A medical pad has multiple layers. A first layer is for containing a first thermal-exchange fluid circulatable therethrough, with the medical pad being operable for thermal exchange between the first thermal-exchange fluid and a patient through a first side of the first layer. A second layer of the medical pad is interconnected to a second side of the first layer, opposite to the first side of the first layer. The second layer encloses a second thermal-exchange fluid that may have a freezing point of 0° C. or less. The medical pad is operable for thermal exchange between the second thermal-exchange fluid and the patient.Type: GrantFiled: October 26, 2012Date of Patent: April 18, 2017Assignee: Medivance IncorporatedInventors: Gary A. Carson, Michael R. Hoglund, Marc E. Voorhees
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Patent number: 6827728Abstract: A system and method provide for the interconnection of a medical fluid processing system with at least one patient temperature control pad positionable on a patient. Includable in the system is at least one connector interconnected and/or interconnectable to the medical fluid processing system and at least one connector interconnected and/or interconnectable to the at least one temperature control pad, wherein the connectors include an orientation device which provides for interconnection of the connectors at a predetermined orientation.Type: GrantFiled: August 8, 2002Date of Patent: December 7, 2004Assignee: Medivance IncorporatedInventors: Bruce Ellingboe, Michael R. Hoglund, Gary A. Carson
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Patent number: 6802855Abstract: A connector apparatus employable in a patient temperature control system includes a connection end which is employable for connecting to at least one other connector in the system. Includable in the connection end is an orientation device configured to align the connectors and provide for interconnection only at a predetermined orientation. The connector may be configured as either a male or female style connector and include one or more engagement devices or surfaces for engaging with another connector.Type: GrantFiled: August 8, 2002Date of Patent: October 12, 2004Assignee: Medivance IncorporatedInventors: Bruce Ellingboe, Michael R. Hoglund, Gary A. Carson
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Patent number: D487148Type: GrantFiled: August 8, 2002Date of Patent: February 24, 2004Assignee: Medivance IncorporatedInventors: Bruce Ellingboe, Michael R. Hoglund, Gary A. Carson
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Patent number: D492773Type: GrantFiled: August 8, 2002Date of Patent: July 6, 2004Assignee: Medivance IncorporatedInventors: Bruce Ellingboe, Michael R. Hoglund, Gary A. Carson
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Patent number: D685916Type: GrantFiled: November 26, 2012Date of Patent: July 9, 2013Assignee: Medivance IncorporatedInventor: Michael R. Hoglund