Patents by Inventor Kevin P. Cowan
Kevin P. Cowan 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).
-
Publication number: 20130172811Abstract: A system for delivering a slurry to a patient includes a fluid, a material that is non-dissolvable or immiscible in the fluid, thereby forming a slurry, a container adapted to contain the slurry and a supernate of the slurry, the container defining an outlet through which the slurry is delivered to the patient, a fluidizing system associated with the container, a pressurizing mechanism adapted to create a pressure to cause the slurry contained within the container to flow for delivery to the patient and a control unit in communication with and adapted to control the fluidizing system and the pressurizing mechanism. The fluidizing system is adapted to effect dilation of the slurry while maintaining at least a portion of the supernate.Type: ApplicationFiled: February 21, 2013Publication date: July 4, 2013Applicant: MEDRAD, INC.Inventors: Arthur E. Uber, III, David M. Griffiths, David M. Reilly, Alan D. Hirschman, Kevin P. Cowan, Mark Trocki
-
Publication number: 20130126559Abstract: A displacement syringe having a housing with a distal tip and a proximal end; a moveable outer plunger within the housing having an elongated passageway; at least one moveable inner plunger within the passageway of the outer plunger; at least one first seal between the outer plunger and the housing; and at least one second seal between the inner plunger and the outer plunger is disclosed herein. The syringe may have a lock at the proximal end of the housing and/or a valve at the distal tip of the housing. The syringe may also have a plurality of inner plungers of various diameters. A transfer system and delivery system are also disclosed herein. Methods to accurately and efficiently deliver small volumes using the displacement syringe are also disclosed.Type: ApplicationFiled: May 2, 2011Publication date: May 23, 2013Applicant: BAYER INTELLECTUAL PROPERTY GMBHInventors: Kevin P. Cowan, Mark Trocki, Barry L. Tucker, Edward J. Rhinehart, Raymond C. Hoffman, David H. Berry, Arthur E. Uber, III
-
Patent number: 8382704Abstract: A system for delivering a cell-slurry to a patient may include a fluid, cells that are non-dissolvable or immiscible in the fluid, thereby forming the cell-slurry, a syringe adapted to contain the cell-slurry and a supernate of the cell-slurry, the syringe defining a first end having an outlet through which the cell-slurry is delivered to the patient, a fluidizing system associated with the syringe and adapted to effect dilation of the cell-slurry with a portion of the supernate, to form a dilated cell-slurry, the dilated cell-slurry being transferred from the fluidizing system to the syringe, while maintaining at least a portion of the supernate, the cell-slurry and supernate being transferred from the fluidizing system to the syringe, a pressurizing mechanism adapted to create a pressure to cause the dilated cell-slurry contained within the syringe to flow for delivery to the patient and a control unit in communication with and adapted to control the fluidizing system, the pressurizing mechanism and movemenType: GrantFiled: December 20, 2007Date of Patent: February 26, 2013Assignee: Medrad, Inc.Inventors: Arthur E. Uber, III, David M. Griffiths, David M. Reilly, Alan D. Hirschman, Kevin P. Cowan, Mark Trocki
-
Publication number: 20120209111Abstract: A bladder syringe for a fluid delivery system includes a cylindrical body, a cap-bladder assembly, a plunger element disposed in the cylindrical body, and a mounting assembly to secure the cap-bladder assembly to the cylindrical body. The cylindrical body has a distal end and a proximal end and defines a throughbore. The cap-bladder assembly is adapted for connection to the distal end of the cylindrical body, and includes a cap body and a bladder. The cap body defines an interior cavity and a distal discharge conduit and is adapted to engage the distal end of the cylindrical body. A disc-shaped bladder is disposed within the interior cavity and typically includes a central membrane portion. The plunger element is disposed in the throughbore of the cylindrical body and is vented to enable evacuation of the space between the plunger element and the cap-bladder assembly in the cylindrical body.Type: ApplicationFiled: April 23, 2012Publication date: August 16, 2012Inventors: Kevin P. Cowan, Raymond C. Hoffman, Arthur E. Uber, III
-
Patent number: 8182444Abstract: A system for delivering a fluid comprising cells to tissue of a patient includes a container holding an injection fluid and a powered drive. A sensor system provides a measurement indicative of at least shear forces on the cells to a control system. Based at least in part on this measurement, the control system is adapted to transmit a control signal to the powered drive for pressurizing the contents of the container to deposit cells within the tissue of a patient via a fluid path and a patient interface. As an example, the cells can be pregenitor or stem cells.Type: GrantFiled: November 6, 2006Date of Patent: May 22, 2012Assignee: Medrad, Inc.Inventors: Arthur E. Uber, III, Alan D. Hirschman, David M. Griffiths, David M. Reilly, Kevin P. Cowan, Barry L. Tucker, David Mishler
-
Publication number: 20110209764Abstract: A hazardous fluid transport container and a hazardous fluid delivery system are disclosed. The hazardous fluid transport container includes a housing enclosing an at least partially shielded enclosure. First and second fluid path elements are disposed within the housing, with the first fluid path element and second fluid path element fluidly coupled together. A pump unit may be provided for dispensing fluid from the first and second fluid path elements optionally into a third fluid path element. Also, methods for priming the hazardous fluid transport container and for mitigating laminar flow injection bolus spreading are disclosed. Additionally, disclosed is a radioactive fluid transport container for a syringe or other container. The radioactive fluid transport container allows the syringe or container to be used in an injection procedure without removal from the container.Type: ApplicationFiled: June 5, 2009Publication date: September 1, 2011Inventors: Arthur E. Uber, Mark Trocki, Marc A. Mabie, Larry McCutchan, George L. Siddoway, Kevin P. Cowan, Lisa M. Coates, John F. Kalafut, Aaron Hughes, David M. Griffiths, Peter Twichell, Julie Gulick
-
Publication number: 20110178359Abstract: An integrated radiopharmaceutical patient treatment system is disclosed including a patient support platform with an associated patient stimulus apparatus, an imager proximate the patient support platform, a radiopharmaceutical fluid delivery system for infusing a radiopharmaceutical fluid into a patient, a patient monitor to be associated with a patient, and an integrated system controller operably associated with the patient stimulus apparatus, imager, radiopharmaceutical fluid delivery system, and patient monitor to control and coordinate their operations. Within the patient treatment system the radiopharmaceutical fluid delivery system may be included comprising a radionuclide supply module, a radiopharmaceutical processing module, a quality control module, a patient injection module, and a controller. A hazardous fluid handling system including a docking station and a hazardous fluid transport device adapted to detachably dock with the docking station is further disclosed.Type: ApplicationFiled: December 28, 2007Publication date: July 21, 2011Inventors: Alan D. Hirschman, Arthur E. Uber, III, Kevin P. Cowan, David M. Reilly, Edward J. Rhinehart, John Kalafut, Bronwyn Uber, Frederick W. Trombley, III, Steven J. Remis, Paul D. Levin, Scott Griffith, Douglas Descalzi, Richard Dewit, David M. Griffiths
-
Publication number: 20110028908Abstract: A system for processing cells (and/or other injectate components) includes a container and a plunger adapted to be slidably positioned within the container. The system includes at least one inlet port through which a fluid can enter the system and at least one effluent port through which an effluent can exit the system. The plunger section forms a sealing engagement with the inner wall of the container such that rearward motion of the plunger is adapted to draw fluid into the system via the inlet and forward motion of the plunger is adapted to force effluent out of the system via the effluent port.Type: ApplicationFiled: March 26, 2010Publication date: February 3, 2011Applicant: MEDRAD, INC.Inventors: Arthur E. Uber, III, Mark Trocki, Frederick W. Trombley, III, Kevin P. Cowan
-
Publication number: 20100222674Abstract: A syringe includes a body and a plunger movably disposed within the body. The syringe may be used with an injector including a drive member. The drive member preferably includes at least one pin adapted to form a retractable abutting connection with an interior of a plunger to enable the drive member to retract the plunger with the body of the syringe.Type: ApplicationFiled: February 22, 2010Publication date: September 2, 2010Applicant: MEDRAD, INC.Inventors: Kevin P. Cowan, John A. Haury, Jared E. Neff
-
Patent number: 7713232Abstract: A system for injecting an injectate into patient includes a first pressurizable container for holding the injectate; a patient interface in fluid connection with the first pressurizable container, the patient interface being adapted to pass the injectate into tissue of the patient; a powered injector in operative connection with the first pressurizable container to pressurize the injectate; a controller system in operative connection with powered injector; and a stereotactic localization frame adapted to be placed in operative connection with the patient interface to assist in controlling localization of the patient interface. A system for processing cells (and/or other injectate components) includes a container and a plunger adapted to be slidably positioned within the container. The system includes at least one inlet port through which a fluid can enter the system and at least one effluent port through which an effluent can exit the system.Type: GrantFiled: July 28, 2006Date of Patent: May 11, 2010Assignee: Medrad, Inc.Inventors: Arthur E. Uber, III, Frederick W. Trombley, III, Kevin P. Cowan, Mark Trocki
-
Patent number: 7691085Abstract: A syringe interface includes a top opening into which a syringe can be loaded, a first retaining member positioned on one side of the opening and a second retaining member positioned on a second side of the opening. The first retaining member and the second retaining member abut a forward facing abutment surface of a syringe flange on the syringe generally symmetrically. The syringe interface further includes a cradle, at least one engagement member to abut a forward facing abutment surface of a syringe flange, and a carriage slidably disposed within the cradle. The carriage includes a connector to form a releasable connection with a plunger or plunger extension of the syringe and a drive member of the injector. The connector includes a plurality of flexing capture members that flex radially outward to connect to a flange on the rear of the plunger or plunger extension of the syringe when the carriage is moved forward within the syringe interface.Type: GrantFiled: November 15, 2002Date of Patent: April 6, 2010Assignee: Medrad, Inc.Inventors: James Albert Dedig, Frank A. Lazzaro, Kevin P. Cowan, Mark W. Hitchins, Charles J. Mutschler, James R. Neill
-
Publication number: 20100063481Abstract: A system for connecting a conduit to a fluid path element, includes a length of conduit, a compressible sealing element positioned on a distal end of the length of conduit to be attached to the fluid path element, a first cooperating connector positioned around the length of conduit proximal to the sealing element and a second cooperating connector. The first cooperating connector includes a first cooperating connection mechanism and the second cooperating connector includes a second cooperating connection mechanism. The first cooperating connection mechanism and the second cooperating connection mechanism are adapted to form a connection between the first cooperating connector and the second cooperating connector. The connection causes the compression of the sealing element. The second cooperating connector further includes a passage therein in fluid connection with a connection for the fluid path element.Type: ApplicationFiled: September 8, 2008Publication date: March 11, 2010Applicant: MEDRAD, INC.Inventors: Raymond C. Hoffman, Edward J. Rhinehart, Kevin P. Cowan, Barry L. Tucker
-
Patent number: 7670315Abstract: An injector for injection a fluid into a patient, including: a first pressurizing mechanism adapted to operatively connect with a first fluid container to pressurize fluid therein; at least a second pressurizing mechanism to operatively connect with a second fluid container to pressurize a fluid therein; a single drive; and a transmission to control how power from the drive is distributed to the first pressurizing mechanism of the first container and to the second pressurizing mechanism of the second container to control injection of fluid from the first container and from the second container. The drive can, for example, be an electric motor or other drive.Type: GrantFiled: January 21, 2006Date of Patent: March 2, 2010Assignee: Medrad, Inc.Inventors: Kevin P. Cowan, David M. Reilly, Joseph J. Fularz, Paul J. Swartz, Mark Trocki, David A. Mishler
-
Patent number: 7666169Abstract: A syringe plunger includes a wall having an inner surface and one or more inwardly projecting flanges disposed on the inner surface of the wall. Preferably, the inner surface of the wall defines a retaining shoulder formed along an axial plane thereof. An injector drive member preferably includes at least one retaining member adapted to engage the retaining shoulder of the syringe plunger to allow the drive member to retract the plunger with the body of the syringe. Further, the drive member preferably includes one or more outwardly extending flange members adapted to be engaged by the inwardly projecting flanges of the syringe plunger. When the syringe body is rotated, the at least one retaining member on the drive member is retracted and disengaged from the retaining shoulder of the syringe plunger.Type: GrantFiled: November 25, 2003Date of Patent: February 23, 2010Assignee: Medrad, Inc.Inventors: Kevin P. Cowan, John A. Haury, Jared E. Neff
-
Patent number: 7632245Abstract: A device for injection of a fluid into a patient includes a container adapted to hold the fluid and defining an outlet through which the fluid can exit the container. A pressurizing mechanism is in connection with the container for pressurizing the fluid, and an actuator is in fluid connection with the outlet. The actuator has a first state in which fluid is prevented from flowing through the outlet and a second state in which fluid can flow through the outlet. The injection device further includes a flow regulator to control the flow rate of fluid in fluid connection with the outlet. The container, the pressurizing mechanism, the actuator and the flow regulator can be MR compatible, thereby making the device suitable for use in or near the bore of an MR scanner.Type: GrantFiled: August 18, 2004Date of Patent: December 15, 2009Assignee: Medrad, Inc.Inventors: Kevin P. Cowan, Frederick W. Trombley, III, David M. Reilly, David M. Griffiths, George J. Misic, Keith Callan
-
Publication number: 20090240197Abstract: Systems, devices, and methods towards improved diagnosis and therapy in connection with central venous catheters (including PICC lines). Included among the many improvements broadly contemplated herein are: arrangements via which a venous catheter can move passively into position in central venous circulation; arrangements via which a catheter can be actively guided without the use of a needle or guide wire; arrangements via which a catheter can be packaged to facilitate easy, rapid, and positionally accurate deployment by medical personnel while maintaining device sterility; and arrangements via which a catheter tip can be imaged during and after insertion.Type: ApplicationFiled: April 19, 2007Publication date: September 24, 2009Applicant: Medrad, Inc.Inventors: Kevin P. Cowan, Eugene A. Gelblum, Alan D. Hirschman, David M. Reilly, Edward J. Rhinehart, Frederick W. Trombley, III
-
Patent number: 7540856Abstract: An injector for injecting fluid from a syringe mounted thereon includes a housing, a drive member at least partially disposed within the housing and operable to engage a plunger of the syringe, and a syringe retaining mechanism associated with the housing. The syringe retaining mechanism is adapted to releasably engage the syringe regardless of the orientation of the syringe with respect to the injector. Further, the retaining mechanism is preferably movable upon rotation of the syringe between a relaxed state, where the syringe is engaged by the retaining mechanism, and a tensioned state, where the syringe is released from the retaining mechanism.Type: GrantFiled: September 23, 2003Date of Patent: June 2, 2009Assignee: Medrad, Inc.Inventors: Mark W. Hitchins, Kevin P. Cowan, Francis J. Sciulli, Robert D. Parks
-
Patent number: 7497843Abstract: A syringe interface is provided for attaching a syringe to an injector. The syringe includes, a first and second set of generally opposing, radially outward projecting mounting flanges, and a second set of flanges offset from the first set of mounting flanges. The syringe interface includes a first set of generally opposed slots adapted to receive therethrough the first set and second set, respectively, of mounting flanges, and a first and second set of generally opposed retaining flanges adapted to releasably engage the first and second set respectively, a set of mounting flanges, when the syringe is rotated within the syringe interface.Type: GrantFiled: March 11, 2005Date of Patent: March 3, 2009Assignee: Medrad, Inc.Inventors: Luis Castillo, James R. Neill, Kevin P. Cowan
-
Publication number: 20090012497Abstract: A system for delivering a slurry to a patient includes a fluid, a material that is non-dissolvable or immiscible in the fluid, thereby forming a slurry, a container adapted to contain the slurry and a supernate of the slurry, the container defining an outlet through which the slurry is delivered to the patient, a fluidizing system associated with the container, a pressurizing mechanism adapted to create a pressure to cause the slurry contained within the container to flow for delivery to the patient and a control unit in communication with and adapted to control the fluidizing system and the pressurizing mechanism. The fluidizing system is adapted to effect dilation of the slurry while maintaining at least a portion of the supernate.Type: ApplicationFiled: December 20, 2007Publication date: January 8, 2009Applicant: MEDRAD, INC.Inventors: Arthur E. Uber, III, David M. Griffiths, David M. Reilly, Alan D. Hirschman, Kevin P. Cowan, Mark Trocki
-
Patent number: 7462166Abstract: A syringe for use with a powered injector to inject a fluid into a patient inclides an encoder. The encoder includes at least a first indicator positioned on the encoder. The first indicator is adapted to interact with at least a portion of energy being propagated through or adjacent the encoder in a manner that is detectable. The presence (or absence) of the first indicator provides or corresponds to information about the syringe configuration. The indicator(s) of the present invention can, for example, provide information about syringe configuration by the number and/or position thereof. A plurality or set of such syringes can be provided, with the configuration of each such syringe being represented by the presence or absence of indicator(s) of that syringe.Type: GrantFiled: January 16, 2002Date of Patent: December 9, 2008Assignee: Medrad, Inc.Inventors: Kevin P. Cowan, Barry Iddon, Michael J. Yanniello, John A. Brosovich, Alan D. Hirschman