Patents by Inventor Herbert M. Grubic
Herbert M. Grubic 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: 11278853Abstract: A method for controlling fluid ratio accuracy during a dual flow injection with a powered injection system is described.Type: GrantFiled: June 20, 2018Date of Patent: March 22, 2022Assignee: BAYER HEALTHCARE LLCInventors: Ralph H. Schriver, Andreas Maihoefer, James A. Dedig, Michael A. Spohn, Herbert M. Grubic, Michael J. Swantner, Adam Caruso
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Patent number: 10420902Abstract: A fluid injection system and a fluid verification system for confirming that a syringe, containing a fluid for injection, is fully filled with fluid and neither has free space (i.e., air) near the distal end thereof when the syringe is provided in an upright position nor contains air bubbles. Imaging processing techniques and systems are also provided to determine various injection parameters and to verify the type and certain properties of fluid that is present within a syringe.Type: GrantFiled: August 29, 2016Date of Patent: September 24, 2019Assignee: BAYER HEALTHCARE LLCInventors: Kevin P. Cowan, Michael A. Spohn, Michael McDermott, Herbert M. Grubic, Henry Phalen
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Patent number: 10124110Abstract: A fluid injector for use with at least one syringe has at least one injector head with a front end configured to releasably receive the at least one syringe. The fluid injector further includes at least one pressure jacket releasably associated with the front end of the at least one injector head for securing the at least one syringe during an injection procedure. A connection mechanism releasably connects the at least one pressure jacket to the front end of the at least one injector head. The connection mechanism includes at least one magnet. The at least one injector head has the at least one magnet while the at least one pressure jacket has a ferromagnetic material configured for magnetically interacting with the at least one magnet.Type: GrantFiled: October 17, 2014Date of Patent: November 13, 2018Assignee: BAYER HEALTHCARE LLCInventors: James A. Dedig, Ralph H. Schriver, Patrick B. Campbell, Herbert M. Grubic
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Publication number: 20180296993Abstract: A method for controlling fluid ratio accuracy during a dual flow injection with a powered injection system is described.Type: ApplicationFiled: June 20, 2018Publication date: October 18, 2018Inventors: RALPH H. SCHRIVER, ANDREAS MAIHOEFER, JAMES A. DEDIG, MICHAEL A. SPOHN, HERBERT M. GRUBIC, MICHAEL J. SWANTNER, ADAM CARUSO
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Patent number: 10029220Abstract: A fluid path set includes a first fluid line having a proximal end fluidly connectable to a source of a first fluid and a second fluid line having a proximal end fluidly connectable to a source of a second fluid. A flow mixing device is in fluid communication with distal ends of the first and second fluid lines. The flow mixing device includes a housing, a first fluid port provided for receiving the first fluid, and a second fluid port for receiving the second fluid. A mixing chamber is disposed within the housing and is in fluid communication with the first and second fluid ports. A third fluid port in fluid communication with the mixing chamber for discharging a mixed solution of the first and second fluids. A turbulent flow inducing member is disposed within the mixing chamber for promoting turbulent mixing of the first and second fluids.Type: GrantFiled: January 27, 2017Date of Patent: July 24, 2018Assignee: BAYER HEALTHCARE LLCInventors: Ralph H. Schriver, Andreas Maihoefer, James A. Dedig, Michael A. Spohn, Herbert M. Grubic, Michael J. Swantner, Adam Caruso
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Patent number: 9895527Abstract: A pressure isolation mechanism including a valve housing which defines a first lumen associated with a pressurizing device, a second lumen associated with an input line which connects a low pressure fluid delivery system to the valve housing, and a pressure isolation port is disclosed. The pressure isolation mechanism further includes a first valve having a normally open position permitting fluid communication between the first lumen and the second lumen and movable to a closed position when fluid pressure in the first lumen reaches a predetermined pressure level, and a second valve disposed within the second lumen and regulating fluid flow through the second lumen, wherein the second valve substantially isolates the input line from a pressure transducer connected to the pressure isolation port. A method for correcting for dampened hemodynamic blood pressure signals in a fluid delivery system which includes the pressure isolation mechanism is also described.Type: GrantFiled: March 30, 2015Date of Patent: February 20, 2018Assignee: BAYER HEALTHCARE LLCInventors: Michael A. Spohn, John A. Haury, Herbert M Grubic, James A. Dedig
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Publication number: 20170290993Abstract: A fluid injection system and a fluid verification system for confirming that a syringe, containing a fluid for injection, is fully filled with fluid and neither has free space (i.e., air) near the distal end thereof when the syringe is provided in an upright position nor contains air bubbles. Imaging processing techniques and systems are also provided to determine various injection parameters and to verify the type and certain properties of fluid that is present within a syringe.Type: ApplicationFiled: June 27, 2017Publication date: October 12, 2017Inventors: Kevin P. Cowan, Michael A. Spohn, Michael McDermott, Herbert M. Grubic
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Publication number: 20170136424Abstract: A fluid path set includes a first fluid line having a proximal end fluidly connectable to a source of a first fluid and a second fluid line having a proximal end fluidly connectable to a source of a second fluid. A flow mixing device is in fluid communication with distal ends of the first and second fluid lines. The flow mixing device includes a housing, a first fluid port provided for receiving the first fluid, and a second fluid port for receiving the second fluid. A mixing chamber is disposed within the housing and is in fluid communication with the first and second fluid ports. A third fluid port in fluid communication with the mixing chamber for discharging a mixed solution of the first and second fluids. A turbulent flow inducing member is disposed within the mixing chamber for promoting turbulent mixing of the first and second fluids.Type: ApplicationFiled: January 27, 2017Publication date: May 18, 2017Inventors: RALPH H. SCHRIVER, ANDREAS MAIHOEFER, JAMES A. DEDIG, MICHAEL A. SPOHN, HERBERT M. GRUBIC, MICHAEL J. SWANTNER, ADAM CARUSO
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Publication number: 20170056603Abstract: A fluid injection system and a fluid verification system for confirming that a syringe, containing a fluid for injection, is fully filled with fluid and neither has free space (i.e., air) near the distal end thereof when the syringe is provided in an upright position nor contains air bubbles. Imaging processing techniques and systems are also provided to determine various injection parameters and to verify the type and certain properties of fluid that is present within a syringe.Type: ApplicationFiled: August 29, 2016Publication date: March 2, 2017Inventors: Kevin P. Cowan, Michael A. Spohn, Michael McDermott, Herbert M. Grubic, Henry Phalen
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Publication number: 20170056604Abstract: A fluid injection system and a fluid verification system for confirming that a syringe, containing a fluid for injection, is fully filled with fluid and neither has free space (i.e., air) near the distal end thereof when the syringe is provided in an upright position nor contains air bubbles. Imaging processing techniques and systems are also provided to determine various injection parameters and to verify the type and certain properties of fluid that is present within a syringe.Type: ApplicationFiled: August 29, 2016Publication date: March 2, 2017Inventors: Kevin P. Cowan, Michael A. Spohn, Michael McDermott, Herbert M. Grubic
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Patent number: 9555379Abstract: A fluid path set includes a first fluid line having a proximal end fluidly connectable to a source of a first fluid and a second fluid line having a proximal end fluidly connectable to a source of a second fluid. A flow mixing device is in fluid communication with distal ends of the first and second fluid lines. The flow mixing device includes a housing, a first fluid port provided for receiving the first fluid, and a second fluid port for receiving the second fluid. A mixing chamber is disposed within the housing and is in fluid communication with the first and second fluid ports. A third fluid port in fluid communication with the mixing chamber for discharging a mixed solution of the first and second fluids. A turbulent flow inducing member is disposed within the mixing chamber for promoting turbulent mixing of the first and second fluids.Type: GrantFiled: March 13, 2013Date of Patent: January 31, 2017Assignee: Bayer Healthcare LLCInventors: Ralph H Schriver, Andreas Maihoefer, James A Dedig, Michael A Spohn, Herbert M Grubic, Michael J Swantner, Adam Caruso
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Publication number: 20160250409Abstract: A fluid injector for use with at least one syringe has at least one injector head with a front end configured to releasably receive the at least one syringe. The fluid injector further includes at least one pressure jacket releasably associated with the front end of the at least one injector head for securing the at least one syringe during an injection procedure. A connection mechanism releasably connects the at least one pressure jacket to the front end of the at least one injector head. The connection mechanism includes at least one magnet. The at least one injector head has the at least one magnet while the at least one pressure jacket has a ferromagnetic material configured for magnetically interacting with the at least one magnet.Type: ApplicationFiled: October 17, 2014Publication date: September 1, 2016Inventors: JAMES A. DEDIG, RALPH H. SCHRIVER, PATRICK B. CAMPBELL, HERBERT M. GRUBIC
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Publication number: 20150202426Abstract: The fluid delivery system includes a pressure isolation mechanism including a first lumen associated with the pressurizing device, a second lumen associated with the low pressure fluid delivery system, and a pressure isolation port, a first valve having a normally open position permitting fluid communication between the first lumen and the second lumen and movable to a closed position when fluid pressure in the first lumen reaches a predetermined pressure level, the first valve isolating the pressure isolation port from the first lumen in the closed position, and a second valve associated with the second lumen and regulating fluid flow through the second lumen, wherein the second valve substantially isolates the low pressure fluid delivery system from hemodynamic blood pressure signals. A method for correcting for dampened hemodynamic blood pressure signals in a fluid delivery system is also described.Type: ApplicationFiled: March 30, 2015Publication date: July 23, 2015Inventors: Michael A. Spohn, John A. Haury, Herbert M. Grubic, James A. Dedig
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Patent number: 8992489Abstract: A fluid delivery system which includes a pressurizing device for delivering injection fluid under pressure, a low pressure fluid delivery system, and a pressure isolation mechanism. The pressure isolation mechanism includes a valve housing having a first port associated with the pressurizing device, a second port associated with the low pressure fluid delivery system, an outlet port associated with a patient, and a pressure isolation port for connection with a pressure transducer. A first valve in a normally open position permits fluid communication between the first port and the second port and is movable to a closed position when fluid pressure in the first port increases to a predetermined pressure level. The first valve isolates the pressure isolation port from the first port when in the closed position. A second valve is associated with the second port and regulates fluid flow through the second port.Type: GrantFiled: December 22, 2010Date of Patent: March 31, 2015Assignee: Bayer Medical Care Inc.Inventors: Michael A. Spohn, John A. Haury, Anthony S. McCoppin, John F. Kalafut, Herbert M. Grubic, James A. Dedig
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Publication number: 20140261713Abstract: A fluid path set includes a first fluid line having a proximal end fluidly connectable to a source of a first fluid and a second fluid line having a proximal end fluidly connectable to a source of a second fluid. A flow mixing device is in fluid communication with distal ends of the first and second fluid lines. The flow mixing device includes a housing, a first fluid port provided for receiving the first fluid, and a second fluid port for receiving the second fluid. A mixing chamber is disposed within the housing and is in fluid communication with the first and second fluid ports. A third fluid port in fluid communication with the mixing chamber for discharging a mixed solution of the first and second fluids. A turbulent flow inducing member is disposed within the mixing chamber for promoting turbulent mixing of the first and second fluids.Type: ApplicationFiled: March 13, 2013Publication date: September 18, 2014Applicant: MEDRAD, INC.Inventors: Ralph H. Schriver, Andreas Maihoefer, James A. Dedig, Michael A. Spohn, Herbert M. Grubic, Michael J. Swantner, Adam Caruso
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Patent number: 8414540Abstract: A fluid injection system may include an injector, a syringe and an anti-rotation connection. The injector may have a drive piston having a plunger engaging end and the syringe may have a body and a plunger within the body. The plunger may have a proximal end with at least one coupling member adapted for engagement by the plunger engaging end. The anti-rotation connection may be formed by complementary anti-rotation elements associated between the proximal end of the plunger and the plunger engaging end of the drive piston to limit rotation of the plunger within the syringe body. The anti-rotation elements may include the at least one coupling member engaged in a radial groove defining at least one axial edge formed on the plunger engaging end to enable limited rotational movement of the plunger relative to the drive piston when the complementary anti-rotation elements are engaged.Type: GrantFiled: May 8, 2009Date of Patent: April 9, 2013Inventors: Ralph H. Schriver, Michael A. Spohn, Thomas P. Joyce, Herbert M. Grubic
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Patent number: 8388580Abstract: The fluid injection apparatus is adapted for use with a syringe and includes an injector and a pressure jacket associated with the injector. The injector includes a housing defining an opening for a drive piston extendable from the housing. The pressure jacket secures the syringe during an injection procedure. The pressure jacket has a distal end defining a syringe receiving opening for receiving the syringe, and a proximal end associated with the housing and generally aligned with the opening. The apparatus includes a syringe sensor adapted for engagement by the syringe when loaded into the pressure jacket. The housing may have an engagement tab adapted to engage an engagement recess in the pressure jacket to removably engage the pressure jacket with the housing. The apparatus may have one or more light sources associated with the housing for illuminating the syringe received in the pressure jacket.Type: GrantFiled: May 8, 2009Date of Patent: March 5, 2013Assignee: Medrad, Inc.Inventors: Ralph H. Schriver, Michael A. Spohn, Thomas P. Joyce, Herbert M. Grubic
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Patent number: 8337456Abstract: A syringe includes a body having a distal end, a proximal end and a center section therebetween, a plunger movably disposed in the body, and a hollow alignment flange for orienting and manipulating the syringe.Type: GrantFiled: May 7, 2009Date of Patent: December 25, 2012Assignee: Medrad, Inc.Inventors: Ralph E. Schriver, Michael A. Spohn, Thomas P. Joyce, Herbert M. Grubic, John A. Haury
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Patent number: 8187225Abstract: The fluid injection apparatus for use with a syringe includes an injector and a pressure jacket assembly associated with the injector. The injector includes a housing defining a central opening and a drive piston extendable through the central opening for imparting motive forces to a syringe plunger disposed within the syringe. The pressure jacket assembly includes a pressure jacket and at least one support arm associated with and extending outward from the housing. A syringe retaining member is attached to the at least one support arm. The syringe-retaining member defines a syringe receiving slot for receiving at least a portion of the syringe. A light source is located on the support arm and faces the pressure jacket for illuminating the syringe.Type: GrantFiled: March 18, 2009Date of Patent: May 29, 2012Assignee: Medrad, Inc.Inventors: Richard G. Critchlow, Herbert M. Grubic, Mark Paul Jongewaard
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Patent number: 8172796Abstract: A syringe includes a cylindrical body having a distal end and a proximal end, an injection section at the distal end and an expansion section at the proximal end, the injection section and the expansion section being connected by a cylindrical center section of relatively uniform outer diameter. The injection section includes a conical portion and an injection neck, the conical portion including an alignment flange extending outward from at least a portion of the conical portion. The syringe further includes a plunger movably received in the body and having a coupling end with a pair of flexible coupling members defining a slot therebetween for engaging a drive piston of an injector, the slot being substantially aligned with the alignment flange such that the alignment flange provides an indication of the orientation of the slot, the plunger seated for storage in the expansion section.Type: GrantFiled: March 23, 2009Date of Patent: May 8, 2012Assignee: Medrad, Inc.Inventors: Ralph H. Schriver, Michael A. Spohn, Thomas P. Joyce, Herbert M. Grubic, John A. Haury