Patents by Inventor Steven Antonie Willem Fokkenrood
Steven Antonie Willem Fokkenrood 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: 11877786Abstract: An energy application apparatus applies energy to an object. An energy application unit applies energy to the object, wherein the energy application unit is adapted to use electrical current for applying the energy. A current measuring unit measures the electrical current used by the energy application unit and provides a signal being indicative of whether the energy is applied to the object based on the measured electrical current. The signal can be used by, for instance, a monitoring unit and/or a display unit for using and/or indicating the information whether energy is actually applied or not, without requiring a direct communication between the energy application unit and the monitoring unit and/or the display unit.Type: GrantFiled: December 18, 2020Date of Patent: January 23, 2024Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Franciscus Paulus Maria Budzelaar, Godefridus Antonius Harks, Steven Antonie Willem Fokkenrood
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Patent number: 11026656Abstract: The invention relates to an ultrasound data visualization apparatus for visualizing ultrasound data showing an object during an interventional procedure. A reference image (65) and a current image (68) of the object are simultaneously displayed, wherein the current image corresponds to a current time interval and the reference image corresponds to a reference time interval and wherein the current time interval and the reference time interval correspond to different phases of the interventional procedure. The current image can be shown therefore with, for instance, a relatively high temporal resolution for allowing a user to observe detailed object changes, which may be caused by the interventional procedure, while an overview over different phases of the interventional procedure can still be provided, because also the reference image is displayed and can be used by a user for comparing the current image with the reference image.Type: GrantFiled: September 12, 2013Date of Patent: June 8, 2021Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Harm Jan Willem Belt, Godefridus Antonius Harks, Steven Antonie Willem Fokkenrood, Monica Tavanti, Alexander Franciscus Kolen
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Publication number: 20210100602Abstract: An energy application apparatus applies energy to an object. An energy application unit applies energy to the object, wherein the energy application unit is adapted to use electrical current for applying the energy. A current measuring unit measures the electrical current used by the energy application unit and provides a signal being indicative of whether the energy is applied to the object based on the measured electrical current. The signal can be used by, for instance, a monitoring unit and/or a display unit for using and/or indicating the information whether energy is actually applied or not, without requiring a direct communication between the energy application unit and the monitoring unit and/or the display unit.Type: ApplicationFiled: December 18, 2020Publication date: April 8, 2021Inventors: Franciscus Paulus Maria BUDZELAAR, Godefridus Antonius HARKS, Steven Antonie Willem FOKKENROOD
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Publication number: 20200405263Abstract: The invention provides a system for determining an identification characteristic of a medical device carrying at least an ultrasound emitter/sensor element. The identification characteristic is based on a detection signal from the ultrasound emitter/sensor element upon a drive signal. The system can identify the medical device from a database of known medical devices. Furthermore, the system can update the duration and frequency of use of the medical device and it can prohibit further use of the medical device (when a predetermined limit of use is exceeded.Type: ApplicationFiled: September 14, 2020Publication date: December 31, 2020Inventors: Steven Antonie Willem FOKKENROOD, Aloysius Cornelis Johannes STROUCKEN, Harm Jan Willem BELT, Alexander Franciscus KOLEN, Nenad MIHAJLOVIC
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Patent number: 10874449Abstract: The invention relates to an energy application apparatus (1) for applying energy to an object (2). An energy application unit applies energy to the object, wherein the energy application unit is adapted to use electrical current for applying the energy. A current measuring unit (15) measures the electrical current used by the energy application unit and provides a signal being indicative of whether the energy is applied to the object based on the measured electrical current. The signal can be used by, for instance, a monitoring unit and/or a display unit for using and/or indicating the information whether energy is actually applied or not, without requiring a direct communication between the energy application unit and the monitoring unit and/or the display unit.Type: GrantFiled: April 9, 2013Date of Patent: December 29, 2020Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Franciscus Paulus Maria Budzelaar, Godefridus Antonius Harks, Steven Antonie Willem Fokkenrood
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Patent number: 10772602Abstract: The invention provides a system (1) for determining an identification characteristic of a medical device (3) carrying at least an ultrasound emitter/sensor element (321). The identification characteristic is based on a detection signal from the ultrasound emitter/sensor element (321) upon a drive signal. The system (1) can identify the medical device from a database (211,511) of known medical devices. Furthermore, the system (1) can update the duration and frequency of use of the medical device (3) and it can prohibit further use of the medical device (3) when a predetermined limit of use is exceeded.Type: GrantFiled: November 24, 2015Date of Patent: September 15, 2020Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Steven Antonie Willem Fokkenrood, Aloysius Cornelis Johannes Stroucken, Harm Jan Willem Belt, Alexander Franciscus Kolen, Nenad Mihajlovic
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Publication number: 20200260996Abstract: The invention relates to a method and apparatus for processing a cyclic physiological signal (30, 40, 52, 53, 54). The method comprises the steps of repeatedly collecting (2) the physiological signal (30, 40, 52, 53, 54) over a time period (31, 32, 33) covering two or more cycles of the cyclic physiological signal (30, 40, 52, 53, 54), wherein a next time period (31, 32, 33) is adjacent to or overlaps with a previous time period (31, 32, 33), extracting values (3, 13) of a set of predefined parameters from the physiological signal (30, 40, 52, 53, 54) within each time period (31, 32, 33) which parameter values characterize the physiological signal (30, 40, 52, 53, 54) within the time period (31, 32, 33), and classifying (4, 14) the physiological signal (30, 40, 52, 53, 54) within each time period (31, 32, 33) based upon the extracted set of predefined parameter values.Type: ApplicationFiled: May 4, 2020Publication date: August 20, 2020Inventors: Bin YIN, Haris DURIC, Geert Guy Georges MORREN, Steven Antonie Willem FOKKENROOD, Jens MUEHLSTEFF
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Patent number: 10335192Abstract: A monitoring apparatus for monitoring an ablation procedure applied to an object comprises an ultrasound signal providing unit for providing an ultrasound signal. The ultrasound signal is produced by sending ultrasound pulses out to the object, by subsequently receiving dynamic echo series after the ultrasound pulses have been reflected by the object, and finally by generating the ultrasound signal depending on the received dynamic echo series, whereby ultrasound scattering properties of the object are determined that represent blood perfusion. The monitoring apparatus further comprises an ablation depth determination unit for determining an ablation depth from the provided ultrasound signal.Type: GrantFiled: April 15, 2011Date of Patent: July 2, 2019Assignee: Koninklijke Philips N.V.Inventors: Godefridus Antonius Harks, Fei Zuo, Szabolcs Deladi, Steven Antonie Willem Fokkenrood, Nenad Mihajlovic
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Patent number: 10251625Abstract: To sum up, the present invention relates to an examination system 1301 for examining an associated tissue sample 1302, where the examination system comprises an interventional device 1320 which comprises a plurality of ultrasound transducers 306a-c and wherein the different ultrasound transducers are arranged to obtain images of different regions of an associated tissue sample, and wherein the examination system furthermore comprises a display device 1351 arranged for showing the images so that each of their positions corresponds to the corresponding positions of the different adjacent tissue sample regions in the adjacent associated tissue sample. A possible advantage of the system may be that relevant information regarding the associated tissue sample is conveyed to an observer in a fast an intuitive manner.Type: GrantFiled: November 12, 2012Date of Patent: April 9, 2019Assignees: Koninklijke Philips N.V., Boston Scientific Scimed, Inc.Inventors: Alexander Franciscus Kolen, Godefridus Antonius Harks, Steven Antonie Willem Fokkenrood, Szabolcs Deladi, Darrell L. Rankin, David L. McGee
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Patent number: 10251629Abstract: The invention relates to an imaging system for imaging a periodically moving object. An assigning unit (18) assigns ultrasound signals like A-lines to motion phases based on a provided phase signal, wherein an ultrasound images generation unit (19) generates several ultrasound images like gated M-mode images for the different motion phases based on the ultrasound signals assigned to the respective motion phase. A selecting unit (20) is used to select an ultrasound image from the generated ultrasound images, wherein a display unit (21) displays the selected ultrasound image. The selected ultrasound image corresponds therefore to a single motion phase only such that motion artifacts in the displayed ultrasound image are reduced. The imaging system is particularly useful for, for instance, monitoring cardiac ablation procedures.Type: GrantFiled: March 20, 2013Date of Patent: April 9, 2019Assignee: Koninklijke Philips N.V.Inventors: Harm Jan Willem Belt, Steven Antonie Willem Fokkenrood, Fei Zuo, Alexander Franciscus Kolen, Szabolcs Deladi, Godefridus Antonius Harks
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Patent number: 10226226Abstract: The invention relates to a filtering apparatus (15) for filtering an ultrasound signal, which is influenced by an electrical unit and comprises a first part including information about an object (4) from which the ultrasound signal has been received and a second part not comprising information about the object. A correction signal determination unit (17) determines a correction signal being indicative of the influence of the electrical unit on the ultrasound signal from the second part of the ultrasound signal and a correction unit (18) corrects the first part of the ultrasound signal based on the determined correction signal for filtering the influence of the electrical unit out of the ultrasound signal. Since the correction signal is indicative of the influence of the electrical unit, wherein the correction signal is used for correcting the ultrasound signal, unwanted interference visible in the unfiltered ultrasound signal can be filtered out.Type: GrantFiled: November 14, 2011Date of Patent: March 12, 2019Assignee: Koninklijke Philips N.V.Inventors: Steven Antonie Willem Fokkenrood, Franciscus Paulus Maria Budzelaar, Nanad Mihajlovic, Erik Godefridus Antonius Harks, Szabolcs Deladi
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Patent number: 10130341Abstract: The invention relates to an imaging system for imaging a periodically moving object. An assigning unit (18) assigns ultrasound signals like A-lines to motion phases based on a provided phase signal, wherein an ultrasound images generation unit (19) generates several ultrasound images like gated M-mode images for the different motion phases based on the ultrasound signals assigned to the respective motion phase. The ultrasound images are temporally consecutively displayed on a display unit (21) for showing the periodic movement of the object (24). The resulting dynamic, movie-like image of the object allows a user like a physician to more reliably determine properties of the object like a thickness of a tissue wall, in particular, during an ablation procedure. The imaging system is therefore particularly useful for monitoring cardiac ablation procedures.Type: GrantFiled: March 20, 2013Date of Patent: November 20, 2018Assignee: Koninklijke Philips N.V.Inventors: Harm Jan Willem Belt, Steven Antonie Willem Fokkenrood, Fei Zuo, Alexander Franciscus Kolen, Szabolcs Deladi, Godefridus Antonius Harks
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Patent number: 9833171Abstract: In a multi-sensor system and method of monitoring vital body signals during movement of a body of a human or an animal, acceleration sensors are placed at body locations in such a way that an acceleration angle change induced by the vital body signals differs between the at least two acceleration sensors. The retrieval of the vital body signals is achieved by extracting a wanted vital body signal based on measurement results from multiple sensors that may be motion contaminated. Three retrieval schemes are proposed, each with preferred sensor locations that provide optimal performance of retrieving the vital body signal(s).Type: GrantFiled: July 27, 2011Date of Patent: December 5, 2017Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Bin Yin, Steven Antonie Willem Fokkenrood, Haris Duric, Teun Van Den Heuvel
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Publication number: 20170311925Abstract: The invention provides a system (1) for determining an identification characteristic of a medical device (3) carrying at least an ultrasound emitter/sensor element (321). The identification characteristic is based on a detection signal from the ultrasound emitter/sensor element (321) upon a drive signal. The system (1) can identify the medical device from a database (211,511) of known medical devices. Furthermore, the system (1) can update the duration and frequency of use of the medical device (3) and it can prohibit further use of the medical device (3) when a predetermined limit of use is exceeded.Type: ApplicationFiled: November 24, 2015Publication date: November 2, 2017Inventors: STEVEN ANTONIE WILLEM FOKKENROOD, Aloysius Cornelis Johannes STROUCKEN, HARM JAN WILLEM BELT, Alexander Franciscus KOLEN, Nenad MIHAJLOVIC
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Publication number: 20150265241Abstract: The invention relates to an ultrasound data visualization apparatus for visualizing ultrasound data showing an object during an interventional procedure. A reference image (65) and a current image (68) of the object are simultaneously displayed, wherein the current image corresponds to a current time interval and the reference image corresponds to a reference time interval and wherein the current time interval and the reference time interval correspond to different phases of the interventional procedure. The current image can be shown therefore with, for instance, a relatively high temporal resolution for allowing a user to observe detailed object changes, which may be caused by the interventional procedure, while an overview over different phases of the interventional procedure can still be provided, because also the reference image is displayed and can be used by a user for comparing the current image with the reference image.Type: ApplicationFiled: September 12, 2013Publication date: September 24, 2015Inventors: Harm Jan Willem Belt, Godefridus Antonius Harks, Steven Antonie Willem Fokkenrood, Monica Tavanti, Alexander Franciscus Kolen
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Publication number: 20150251024Abstract: The invention relates to a spatial configuration determination apparatus for determining a spatial configuration in the surrounding of an ultrasound device, in particular, for determining the orientation of the ultrasound device and of an object in the surrounding of the ultrasound device with respect to each other. The ultrasound device is preferentially arranged at a tip (5) of a cardiac ablation catheter (4) such that, for instance, the orientation of the tip (5) relative to cardiac tissue can be determined. Motion data and/or distance data are determined in different directions from ultrasound data acquired by the ultrasound device, wherein the determined motion data and/or distance data are used for determining the spatial configuration. This allows determining, for instance, the orientation of a tip (5) of an ablation catheter (4) relative to cardiac tissue, without necessarily requiring further orientation determination means.Type: ApplicationFiled: October 15, 2013Publication date: September 10, 2015Applicant: KONINKLIJKE PHILIPS N.V.Inventors: Harm Jan Willem Belt, Steven Antonie Willem Fokkenrood, Szabolcs Deladi
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Patent number: 9087369Abstract: The invention relates to an apparatus for being used for detecting a property of an object. An ultrasound signal providing unit (2) provides an ultrasound signal, which is indicative of a property of the object (9) at one or several depths within the object (9) and which depends on time, and a periodicity value determination unit (5) determines a periodicity value being indicative of a degree of temporal periodicity of the ultrasound signal for a constant depth. The temporal periodicity of the ultrasound signal at the respective constant depth, i.e. the periodicity value, depends on the property of the object at this depth and can therefore be used for detecting a property of the object.Type: GrantFiled: November 10, 2011Date of Patent: July 21, 2015Assignee: Koninklijke Philips N.V.Inventors: Fei Zuo, Erik Godefridus Antonius Harks, Steven Antonie Willem Fokkenrood, Yingrong Xie, Szabolcs Deladi
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Publication number: 20150073404Abstract: The invention relates to an energy application apparatus (1) for applying energy to an object (2). An energy application unit applies energy to the object, wherein the energy application unit is adapted to use electrical current for applying the energy. A current measuring unit (15) measures the electrical current used by the energy application unit and provides a signal being indicative of whether the energy is applied to the object based on the measured electrical current. The signal can be used by, for instance, a monitoring unit and/or a display unit for using and/or indicating the information whether energy is actually applied or not, without requiring a direct communication between the energy application unit and the monitoring unit and/or the display unit.Type: ApplicationFiled: April 9, 2013Publication date: March 12, 2015Inventors: Franciscus Paulus Maria Budzelaar, Godefridus Antonius Harks, Steven Antonie Willem Fokkenrood
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Publication number: 20150038842Abstract: The invention relates to an imaging system for imaging a periodically moving object. An assigning unit (18) assigns ultrasound signals like A-lines to motion phases based on a provided phase signal, wherein an ultrasound images generation unit (19) generates several ultrasound images like gated M-mode images for the different motion phases based on the ultrasound signals assigned to the respective motion phase. A selecting unit (20) is used to select an ultrasound image from the generated ultrasound images, wherein a display unit (21) displays the selected ultrasound image. The selected ultrasound image corresponds therefore to a single motion phase only such that motion artifacts in the displayed ultrasound image are reduced. The imaging system is particularly useful for, for instance, monitoring cardiac ablation procedures.Type: ApplicationFiled: March 20, 2013Publication date: February 5, 2015Inventors: Harm Jan Willem Belt, Steven Antonie Willem Fokkenrood, Fei Zuo, Alexander Franciscus Kolen, Szabolcs Deladi, Godefridus Antonius Harks
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Publication number: 20150011883Abstract: The invention relates to an imaging system for imaging a periodically moving object. An assigning unit (18) assigns ultrasound signals like A-lines to motion phases based on a provided phase signal,wherein an ultrasound images generation unit (19) generates several ultrasound images like gated M-mode images for the different motion phases based on the ultrasound signals assigned to the respective motion phase. The ultrasound images are temporally consecutively displayed on a display unit (21) for showing the periodic movement of the object (24).The resulting dynamic, movie-like image of the object allows a user like a physician to more reliably determine properties of the object like a thickness of a tissue wall, in particular, during an ablation procedure. The imaging system is therefore particularly useful for monitoring cardiac ablation procedures.Type: ApplicationFiled: March 20, 2013Publication date: January 8, 2015Inventors: Harm Jan Willem Belt, Steven Antonie Willem Fokkenrood, Fei Zuo, Alexander Franciscus Kolen, Szaboles Deladi, Godefridus Antonius Harks