Patents by Inventor Matthias Rau
Matthias Rau 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: 11964085Abstract: The present invention relates to an apparatus and to a method for filling a solution bag for dialysis with a liquid, wherein the apparatus comprises a needle for introduction into a filling line or filling opening of the bag, wherein the needle is a double wall needle having a preferably thermally conductive outer wall and having an inner wall, with a thermal insulation being present between the outer wall and the inner wall; and with a heating element being provided that is configured to heat the outer side of the outer wall to a temperature above the temperature of the inner side of the inner wall.Type: GrantFiled: February 14, 2019Date of Patent: April 23, 2024Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventors: Peter Wabel, Marcus Breuninger, Robert Berlich, Birgit Staude, Matthias Rau, Zdenek Cerman
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Publication number: 20240108810Abstract: A feedback mechanism for an injection device that is configured to deliver a medicament to a user is described. The feedback mechanism comprises an actuator and a fluid chamber having a restricted outlet. The actuator is adapted to urge fluid from the fluid chamber through the restricted outlet. The feedback mechanism also has an indicator that is adapted to provide feedback to the user after a predetermined volume of fluid has passed from the fluid chamber through the restricted outlet during use of the injection device.Type: ApplicationFiled: November 15, 2023Publication date: April 4, 2024Inventors: Marc Schader, Matthias Rau, Sebastian Braun
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Publication number: 20240091450Abstract: An injector device includes a housing having a slot with a locking portion and a needle unit that has a needle and a slot engagement portion that extends through the slot in the housing to an external side of the housing. The needle unit is movably mounted in the housing such that movement of the needle unit relative to the housing is restricted by the slot. The injector device also includes a cartridge that is mounted in the housing, the cartridge having a reservoir for medicament. Prior to use of the injector device, the reservoir is sealed from the needle. The slot in the housing is arranged such that the needle unit can be rotated to move the slot engagement portion out of the locking portion such that the needle unit can be moved into engagement with the cartridge to place the needle in fluid communication with the reservoir.Type: ApplicationFiled: September 27, 2023Publication date: March 21, 2024Inventors: Beate Franke, Matthias Rau, Tim Gläßer
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Patent number: 11865315Abstract: A feedback mechanism for an injection device that is configured to deliver a medicament to a user is described. The feedback mechanism comprises an actuator and a fluid chamber having a restricted outlet. The actuator is adapted to urge fluid from the fluid chamber through the restricted outlet. The feedback mechanism also has an indicator that is adapted to provide feedback to the user after a predetermined volume of fluid has passed from the fluid chamber through the restricted outlet during use of the injection device.Type: GrantFiled: October 12, 2017Date of Patent: January 9, 2024Assignee: Sanofi-Aventis Deutschland GMBHInventors: Marc Schader, Matthias Rau, Sebastian Braun
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Patent number: 11839750Abstract: The present invention relates to an injection device that includes a housing having an axis, and a needle sleeve that is axially movably within the housing. Axial movement of the needle sleeve into the housing is configured to actuate an injection process. The needle sleeve includes a first part that is slidably mounted to the housing, and a second part that protrudes from the housing and is rotationally coupled to the first part. The needle sleeve includes a locking mechanism that is configured to prevent axial movement of the needle sleeve into the housing until the second part of the needle sleeve has been rotated relative to the first part of the needle sleeve.Type: GrantFiled: November 30, 2018Date of Patent: December 12, 2023Assignee: SanofiInventors: Beate Franke, Ulrich Brueggemann, Matthias Rau, Jeff Kablik
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Patent number: 11801345Abstract: An injector device includes a housing having a slot with a locking portion and a needle unit that has a needle and a slot engagement portion that extends through the slot in the housing to an external side of the housing. The needle unit is movably mounted in the housing such that movement of the needle unit relative to the housing is restricted by the slot. The injector device also includes a cartridge that is mounted in the housing, the cartridge having a reservoir for medicament. Prior to use of the injector device, the reservoir is sealed from the needle. The slot in the housing is arranged such that the needle unit can be rotated to move the slot engagement portion out of the locking portion such that the needle unit can be moved into engagement with the cartridge to place the needle in fluid communication with the reservoir.Type: GrantFiled: November 30, 2018Date of Patent: October 31, 2023Assignee: SanofiInventors: Beate Franke, Matthias Rau, Tim Gläβer
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Publication number: 20230330353Abstract: The present invention relates to an injection device that includes a housing having an axis, and a needle sleeve that is axially movably within the housing. Axial movement of the needle sleeve into the housing is configured to actuate an injection process. The needle sleeve includes a first part that is slidably mounted to the housing, and a second part that protrudes from the housing and is rotationally coupled to the first part. The needle sleeve includes a locking mechanism that is configured to prevent axial movement of the needle sleeve into the housing until the second part of the needle sleeve has been rotated relative to the first part of the needle sleeve.Type: ApplicationFiled: June 22, 2023Publication date: October 19, 2023Inventors: Beate Franke, Ulrich Brueggemann, Matthias Rau, Jeff Kablik
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Publication number: 20230321356Abstract: The present disclosure relates to a drug delivery device, having a longitudinal axis and comprising a plunger movable along the longitudinal axis and a guide curve adapted to engage at least one part of the plunger so as to guide the plunger when the plunger is being released to move along the longitudinal axis.Type: ApplicationFiled: February 21, 2023Publication date: October 12, 2023Inventors: Uwe Dasbach, Marc Schader, Michael Kneip, Matthias Rau, Peter Nober
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Patent number: 11723839Abstract: The present invention relates to a magazine having a plurality of solution bags for dialysis received therein, wherein the plurality of solution bags are identical; wherein the plurality of solution bags are fixed in a stationary manner in an identical orientation at different, but identically designed holding positions of the magazine; and wherein the holding positions are configured such that the solution bags can be removed from the magazine. The invention furthermore relates to a method of filling the solution bags.Type: GrantFiled: February 14, 2019Date of Patent: August 15, 2023Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventors: Peter Wabel, Robert Berlich, Marcus Breuninger, Birgit Staude, Stefan Weiss, Zdenek Cerman, Matthias Rau
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Patent number: 11612695Abstract: The present disclosure relates to a drug delivery device, having a longitudinal axis and comprising a plunger movable along the longitudinal axis and a guide curve adapted to engage at least one part of the plunger so as to guide the plunger when the plunger is being released to move along the longitudinal axis.Type: GrantFiled: March 12, 2018Date of Patent: March 28, 2023Assignee: Sanofi-Aventis Deutschland GMBHInventors: Uwe Dasbach, Marc Schader, Michael Kneip, Matthias Rau, Peter Nober
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Patent number: 11565036Abstract: An assembly nest for transporting a tubular sub assembly of a drug delivery device on an automated production line, in which the tubular sub assembly includes a tubular body and a cap that is wider than the tubular body. The assembly nest includes a base against which a sub assembly of a drug delivery device is mountable to orientate said sub assembly in a predetermined position; and locking mechanism having a resilient member to urge the locking mechanism into one of: an unlocked position, in which a sub assembly of a drug delivery device can be mounted to the base; or a locked position, in which the locking mechanism engages a mounted sub assembly to retain it in its predetermined position on the base.Type: GrantFiled: February 6, 2018Date of Patent: January 31, 2023Assignee: Sanofi-Aventis Deutschland GMBHInventors: Matthias Rau, Winfried Huthmacher, Sebastian Braun, Marc Schader, Markus Janiak, Michael Kneip, Martin Baumeyer, Peter Nober
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Publication number: 20230017944Abstract: An injector device comprising an elongate housing having a proximal end and a distal end, and configured to receive a container of medicament, a needle sleeve mounted within the housing and moveable between an extended position in which the needle sleeve at least partially extends from the distal end of the housing, and a retracted position in which the needle sleeve is received further within the housing than in the extended position, a piston rod moveable longitudinally within the housing, a piston spring configured to bias the piston rod towards a distal end of the housing to engage a container of medicament when received within the housing, and a release mechanism configured to control actuation of the piston rod.Type: ApplicationFiled: July 25, 2022Publication date: January 19, 2023Inventors: Edward Liscio, Tim Glässer, Matthias Rau
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Publication number: 20220339361Abstract: A feedback mechanism for an injection device that is configured to deliver a medicament to a user is described. The feedback mechanism has a biasing member that is arranged to apply a force to a delay element, and the delay element is configured to deform and/or break under the force. The feedback mechanism also includes an indicator arranged to generate user feedback after the delay element is deformed and/or broken. The delay element is configured to deform and/or break at a time after the force is applied by the biasing member to create a delay before the user feedback is generated.Type: ApplicationFiled: June 17, 2022Publication date: October 27, 2022Inventors: Martin Baumeyer, Peter Nober, Matthias Rau, Winfried Huthmacher, Markus Janiak
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Patent number: 11426530Abstract: An injection device comprises a housing for holding a syringe that has a needle at one end and (ii) a cap that is removably attached to the housing and that has a needle shield to cover said needle. The cap further comprises an actuator and a gear assembly comprising first and second linear gears and a double gear. The gear assembly is configured such that movement of the first linear gear in a first direction rotates the double gear to drive the second linear gear to urge the needle shield away from the housing. The actuator is configured to move the first linear gear in the first direction.Type: GrantFiled: December 4, 2017Date of Patent: August 30, 2022Assignee: Sanofi-Aventis Deutschland GMBHInventors: Peter Nober, Matthias Rau, David Theysen
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Publication number: 20220265939Abstract: The disclosure relates to a fluid dispensing device including a housing, a mechanical biasing member, a closure, and a safety arrangement. The housing is configured to accommodate at least a portion of a spray delivery device and an outlet through which the fluid stored in the spray delivery device can be discharged. The mechanical biasing member is reversibly transferable between a pre-loaded state and an unloaded state and configured to store mechanical energy in the pre-loaded state effective to produce a spray discharge of the spray delivery device. The closure is fixable to the housing and movable relative to the housing between a closed position and an open position, wherein when in the open position the container of the spray delivery device is accessible from outside the housing. The movement of the closure is controlled by the safety arrangement.Type: ApplicationFiled: July 10, 2020Publication date: August 25, 2022Inventors: Matthias Rau, Paula Prasch, Beate Franke, Michael Schabbach
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Patent number: 11406767Abstract: A feedback mechanism for an injection device that is configured to deliver a medicament to a user is described. The feedback mechanism has a biasing member that is arranged to apply a force to a delay element, and the delay element is configured to deform and/or break under the force. The feedback mechanism also includes an indicator arranged to generate user feedback after the delay element is deformed and/or broken. The delay element is configured to deform and/or break at a time after the force is applied by the biasing member to create a delay before the user feedback is generated.Type: GrantFiled: October 12, 2017Date of Patent: August 9, 2022Assignee: Sanofi-Aventis Deutschland GMBHInventors: Martin Baumeyer, Peter Nober, Matthias Rau, Winfried Huthmacher, Markus Janiak
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Patent number: 11406761Abstract: An injector device comprising an elongate housing having a proximal end and a distal end, and configured to receive a container of medicament, a needle sleeve mounted within the housing and moveable between an extended position in which the needle sleeve at least partially extends from the distal end of the housing, and a retracted position in which the needle sleeve is received further within the housing than in the extended position, a piston rod moveable longitudinally within the housing, a piston spring configured to bias the piston rod towards a distal end of the housing to engage a container of medicament when received within the housing, and a release mechanism configured to control actuation of the piston rod.Type: GrantFiled: October 29, 2018Date of Patent: August 9, 2022Assignee: SanofiInventors: Edward Liscio, Tim Glässer, Matthias Rau
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Publication number: 20220233778Abstract: A feedback mechanism for an injection device that is configured to deliver a medicament to a user is described. The feedback mechanism comprises a piston and a fluid chamber, and the piston is adapted to move into the fluid chamber during use of the injection device. The feedback mechanism also has a damper that is arranged to damp movement of the piston, and an indicator that is arranged to provide feedback to the user after the piston has moved a pre-determined distance into the fluid chamber.Type: ApplicationFiled: April 11, 2022Publication date: July 28, 2022Inventors: Marc Schader, Michael Kneip, Matthias Rau
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Patent number: 11324895Abstract: A feedback mechanism for an injection device that is configured to deliver a medicament to a user is described. The feedback mechanism comprises a piston and a fluid chamber, and the piston is adapted to move into the fluid chamber during use of the injection device. The feedback mechanism also has a damper that is arranged to damp movement of the piston, and an indicator that is arranged to provide feedback to the user after the piston has moved a pre-determined distance into the fluid chamber.Type: GrantFiled: October 12, 2017Date of Patent: May 10, 2022Assignee: Sanofi-Aventis Deutschland GMBHInventors: Marc Schader, Michael Kneip, Matthias Rau
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Publication number: 20220080134Abstract: The disclosure relates to a fluid dispensing device comprising: a housing comprising an orifice and configured to accommodate a portion of a spray delivery device comprising an outlet, a protective cap configured to accommodate the outlet of the spray delivery device and comprising a cap portion, wherein the protective cap is configured for fitting to the housing so that the cap portion covers the orifice, a biasing member transferable between a pre-loaded state and an unloaded state and configured to store energy in the pre-loaded state to produce a discharge of the spray delivery device, a releasable interlock configured to retain the biasing member in the pre-loaded state, a trigger engaged with the interlock and configured to release the interlock when actuated, wherein release of the energy stored in the pre-loaded biasing member is prevented as long as the cap portion covers the orifice.Type: ApplicationFiled: January 7, 2020Publication date: March 17, 2022Inventors: Beate Franke, Matthias Rau