Patents by Inventor George Lamberson
George Lamberson 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: 20230033766Abstract: An optoacoustic probe for optoacoustic imaging of a volume is provided that includes a housing extending from a distal end operable to contact the volume to a proximal end. The optoacoustic probe includes a light source configured to generate light that is transmitted along a light pathway to generate return signals when the light reacts with the volume, and a transducer assembly including a transducer configured to receive the optoacoustic return signals and an acoustic lens provided over the transducer. The optoacoustic probe also includes a steering assembly coupled within the housing and configured to steer the light pathway to generate the light along the light pathway at different scanning areas of the volume based on the return signals.Type: ApplicationFiled: July 28, 2021Publication date: February 2, 2023Applicant: Seno Medical Instruments, Inc.Inventors: Samuel Henry Feldman, Xavier Saenz, Jeffrey Nelson Harris, George Lamberson
-
Publication number: 20190150749Abstract: An optoacoustic probe for optoacoustic imaging of a tissue is provided. The probe has a distal end operable to contact the tissue and a proximal end. A transducer assembly is configured to receive optoacoustic return signals. An optical window is configured to carry light along a light path to the tissue. The housing comprises a distal portion that has a probe face that includes an acoustic opening into which the transducer assembly is disposed and an optical opening into which the optical window is disposed. The transducer assembly and the optical window extend proximally from the probe face. A gasket is disposed within the optical opening at the probe face and extends at least partially around the optical window. The gasket is configured to form an optoacoustic barrier to at least partially optically and acoustically isolate at least a portion of the optical window from the housing of the probe.Type: ApplicationFiled: November 21, 2018Publication date: May 23, 2019Applicant: Seno Medical Instruments, Inc.Inventors: Jeffrey N. Harris, Steven Solis, Carlos Avila, George Lamberson
-
Patent number: 10155082Abstract: An access disconnection system includes an extracorporeal circuit; first and second contacts provided in the extracorporeal circuit; a current source communicating with the first contact and configured to generate a current within fluid flowing through the extracorporeal circuit; and an apparatus positioned to apply a signal at multiple points along a path from the extracorporeal circuit, the signals tending to prevent at least a portion of the current from traveling through a ground path in parallel to the extracorporeal circuit.Type: GrantFiled: February 16, 2007Date of Patent: December 18, 2018Assignees: Baxter International Inc., Baxter Healthcare S.A.Inventors: Rodolfo G. Roger, Thomas P. Hartranft, Ramesh Wariar, Angel M. Lasso, George Lamberson
-
Patent number: 9308025Abstract: In general, various embodiments of the present invention comprise an external fixation device, an internal fixation device, and a lower extremity stabilizer. The external fixation device is connected to the lower extremity stabilizer and the external fixation device is adjustably connected to the internal fixation device. The internal fixation device is capable of being attached to at least one bone in a patient's foot, ankle, and/or lower extremity.Type: GrantFiled: May 8, 2014Date of Patent: April 12, 2016Assignee: The Board of Regents of the University of Texas SystemInventors: Thomas Zgonis, Heather Hanson, George Lamberson, Jeffrey Harris
-
Publication number: 20150100057Abstract: In general, various embodiments of the present invention comprise an external fixation device, an internal fixation device, and a lower extremity stabilizer. The external fixation device is connected to the lower extremity stabilizer and the external fixation device is adjustably connected to the internal fixation device. The internal fixation device is capable of being attached to at least one bone in a patient's foot, ankle, and/or lower extremity.Type: ApplicationFiled: May 8, 2014Publication date: April 9, 2015Applicant: The Board of Regents of the University of Texas SystemInventors: Thomas Zgonis, Heather Hanson, George Lamberson, Jeffrey Harris
-
Patent number: 8920356Abstract: A coupler includes a conductive polymer material that is so constructed and arranged to join tubing, wherein the conductive polymer material includes a conductive polymer component selected from the group consisting of polyaniline, polypyrrole, polythiophenes, polyethylenedioxythiophene, poly(p-phenylene vinylene) and mixtures thereof.Type: GrantFiled: June 30, 2011Date of Patent: December 30, 2014Assignees: Baxter International Inc., Baxter Healthcare S.A.Inventors: Sherwin Shang, Ramesh Wariar, Angel Lasso, George Lamberson, Dan F. Marcquenski, Jr., Jan Jensen, David Kuhn, Raf Castellanos
-
Patent number: 8764750Abstract: The present devices, systems and processes can simultaneously reduce a malady of the foot, ankle, and/or lower extremity and provide compression and stabilization through the use of a combined internal fixation device, external fixation device and a lower extremity stabilizing device. The various embodiments of the system are capable of providing adequate compression in the medial, central and/or lateral columns and/or sides of the foot, ankle, and/or lower extremity, as well as treating Charcot neuroarthropathy, fractures, revisional foot and combination of ankle surgeries. The external fixation device and/or lower extremity stabilizer can be removed after a certain period of time, leaving the internal fixation system within the body for prolonged stabilization and maintenance of the arthrodesis site(s).Type: GrantFiled: September 11, 2009Date of Patent: July 1, 2014Assignee: The Board of Regents of the University of Texas SystemInventors: Thomas Zgonis, Heather Hanson, George Lamberson, Jeffrey Harris
-
Publication number: 20130324900Abstract: A dialysis system comprising: a blood circuit including a blood pump, a dialyzer, and an air removal apparatus; an arterial line of the blood circuit extending from the blood pump to an arterial access needle; a venous line of the blood circuit extending from the air removal apparatus to a venous access needle; arterial and venous conductive connections placed along the arterial and venous lines, respectively; a first electrical potential source configured to apply a first electrical potential between (i) the arterial and venous conductive connections and (ii) the arterial and venous access needles; and a second electrical potential source configured to apply a second electrical potential between (a) the arterial and venous conductive connections and (b) one of the blood pump, dialyzer or air removal device.Type: ApplicationFiled: August 6, 2013Publication date: December 5, 2013Applicants: Baxter Healthcare S.A., Baxter International Inc.Inventors: Ramesh Wariar, James Han, George Lamberson, Thomas P. Hartranft, Thore Falkvall
-
Patent number: 8529490Abstract: An access disconnection method for a machine employing a blood circuit, the blood circuit having a machine segment and a patient access segment, the method comprising: injecting an electrical signal into the blood circuit between the machine segment and the patient access segment; attempting to cause the electrical signal to flow through only the patient access segment and to bypass the machine segment; and measuring the signal in the patient access segment and determining that an access disconnection event has occurred upon a threshold change in the measured signal.Type: GrantFiled: June 9, 2011Date of Patent: September 10, 2013Assignees: Baxter International Inc., Baxter Healthcare S.A.Inventors: Ramesh Wariar, James Han, George Lamberson, Thomas P. Hartranft, Thore Falkvall
-
Publication number: 20110264042Abstract: A coupler includes a conductive polymer material that is so constructed and arranged to join tubing, wherein the conductive polymer material includes a conductive polymer component selected from the group consisting of polyaniline, polypyrrole, polythiophenes, polyethylenedioxythiophene, poly(p-phenylene vinylene) and mixtures thereof.Type: ApplicationFiled: June 30, 2011Publication date: October 27, 2011Applicants: BAXTER HEALTHCARE S.A., BAXTER INTERNATIONAL INC.Inventors: Sherwin Shang, Ramesh Wariar, Angel Lasso, George Lamberson, Dan F. Marcquenski, JR., Jan Jensen, David Kuhn, Raf Castellanos
-
Publication number: 20110245830Abstract: The present devices, systems and processes can simultaneously reduce a malady of the foot, ankle, and/or lower extremity and provide compression and stabilization through the use of a combined internal fixation device, external fixation device and a lower extremity stabilizing device. The various embodiments of the system are capable of providing adequate compression in the medial, central and/or lateral columns and/or sides of the foot, ankle, and/or lower extremity, as well as treating Charcot neuroarthropathy, fractures, revisional foot and combination of ankle surgeries. The external fixation device and/or lower extremity stabilizer can be removed after a certain period of time, leaving the internal fixation system within the body for prolonged stabilization and maintenance of the arthrodesis site(s).Type: ApplicationFiled: September 11, 2009Publication date: October 6, 2011Inventors: Thomas Zgonis, Heather Hanson, George Lamberson, Jeffrey Harris
-
Publication number: 20110237998Abstract: An access disconnection method for a machine employing a blood circuit, the blood circuit having a machine segment and a patient access segment, the method comprising: injecting an electrical signal into the blood circuit between the machine segment and the patient access segment; attempting to cause the electrical signal to flow through only the patient access segment and to bypass the machine segment; and measuring the signal in the patient access segment and determining that an access disconnection event has occurred upon a threshold change in the measured signal.Type: ApplicationFiled: June 9, 2011Publication date: September 29, 2011Applicants: BAXTER INTERNATIONAL INC., BAXTER HEALTHCARE S.A.Inventors: Ramesh Wariar, James Han, George Lamberson, Thomas P. Hartranft, Thore Falkvall
-
Patent number: 7959594Abstract: Apparatuses, devices, systems and methods for detecting access disconnection are provided. In one embodiment, a medical fluid system includes (i) a medical fluid machine and (ii) a device operable with the medical fluid machine, the device configured to provide electrical contact with a medical fluid, the device including (a) a tube used during dialysis therapy through which the medical fluid can flow, and (b) a conductive element configured to self-sealingly pierce the tube, the conductive element having a first portion exposed to the medical fluid and a second portion external to the tube.Type: GrantFiled: January 25, 2006Date of Patent: June 14, 2011Assignees: Baxter International Inc., Baxter Healthcare S. A.Inventors: Ramesh Wariar, James Han, George Lamberson, Thomas P. Hartranft, Thore Falkvall
-
Publication number: 20080065006Abstract: An access disconnection system includes an extracorporeal circuit; first and second contacts provided in the extracorporeal circuit; a current source communicating with the first contact and configured to generate a current within fluid flowing through the extracorporeal circuit; and an apparatus positioned to apply a signal at multiple points along a path from the extracorporeal circuit, the signals tending to prevent at least a portion of the current from traveling through a ground path in parallel to the extracorporeal circuit.Type: ApplicationFiled: February 16, 2007Publication date: March 13, 2008Applicants: BAXTER INTERNATIONAL, INC., BAXTER HEALTHCARE S.A.Inventors: Rodolfo Roger, Thomas Hartranft, Ramesh Wariar, Angel Lasso, George Lamberson
-
Publication number: 20070117010Abstract: A coupler includes a conductive polymer material that is so constructed and arranged to join tubing, wherein the conductive polymer material includes a conductive polymer component selected from the group consisting of polyaniline, polypyrrole, polythiophenes, polyethylenedioxythiophene, poly(p-phenylene vinylene) and mixtures thereof.Type: ApplicationFiled: January 23, 2007Publication date: May 24, 2007Applicants: Baxter International Inc., Baxter Healthcare S.A.Inventors: Sherwin Shang, Ramesh Wariar, Angel Lasso, George Lamberson, Dan Marcquenski, Jan Jensen, David Kuhn, Raf Castellanos
-
Patent number: 7138088Abstract: Apparatuses, devices, systems and methods for detecting access disconnection are provided. The present invention includes electrical contacts in fluid and electrical communication with a fluid passing between a patient and a medical system during therapy. In this regard, the present invention can use a direct-contact measurement to detect access disconnection, such as dislodgment of an access device from the patient through which fluid can flow during therapy including, for example, medication delivery, dialysis therapy and the like.Type: GrantFiled: April 10, 2002Date of Patent: November 21, 2006Assignee: Baxter International Inc.Inventors: Ramesh Wariar, James Han, George Lamberson, Thomas P. Hartranft, Thore Falkvall
-
Publication number: 20060184087Abstract: Apparatuses, devices, systems and methods for detecting access disconnection are provided. In one embodiment, a medical fluid system includes (i) a medical fluid machine and (ii) a device operable with the medical fluid machine, the device configured to provide electrical contact with a medical fluid, the device including (a) a tube used during dialysis therapy through which the medical fluid can flow, and (b) a conductive element configured to self-sealingly pierce the tube, the conductive element having a first portion exposed to the medical fluid and a second portion external to the tube.Type: ApplicationFiled: January 25, 2006Publication date: August 17, 2006Inventors: Ramesh Wariar, James Han, George Lamberson, Thomas Hartranft, Thore Falkvall
-
Patent number: 7022098Abstract: Apparatuses, devices, systems and methods for detecting access disconnection are provided. The present invention includes electrical contacts in fluid and electrical communication with a fluid passing between a patient and a medical system during therapy. In this regard, the present invention can use a direct-contact measurement to detect access disconnection, such as dislodgment of an access device from the patient through which fluid can flow during therapy including, for example, medication delivery, dialysis therapy and the like.Type: GrantFiled: April 10, 2002Date of Patent: April 4, 2006Assignees: Baxter International Inc., Baxter Healthcare CorporationInventors: Ramesh Wariar, James Han, George Lamberson, Thomas P. Hartranft, Thore Falkvall
-
Publication number: 20040254513Abstract: Conductive materials and devices, apparatuses, systems and methods that employ same. The conductive material can include a conductive polymer material that can be utilized to monitor one or a combination of conditions during patient therapy, such as patient access, solution compounding and the like. This can facilitate the safe and effective administration of patient therapy, such as dialysis therapy.Type: ApplicationFiled: January 19, 2004Publication date: December 16, 2004Inventors: Sherwin Shang, Ramesh Wariar, Angel Lasso, George Lamberson, Dan F. Marcquenski, Jan Jensen, David Kuhn, Raf Castellanos
-
Publication number: 20030194894Abstract: Apparatuses, devices, systems and methods for detecting access disconnection are provided. The present invention includes electrical contacts in fluid and electrical communication with a fluid passing between a patient and a medical system during therapy. In this regard, the present invention can use a direct-contact measurement to detect access disconnection, such as dislodgment of an access device from the patient through which fluid can flow during therapy including, for example, medication delivery, dialysis therapy and the like.Type: ApplicationFiled: April 10, 2002Publication date: October 16, 2003Inventors: Ramesh Wariar, James Han, George Lamberson, Thomas P. Hartranft, Thore Falkvall