Patents by Inventor Magnus Samuelsson
Magnus Samuelsson 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: 11813086Abstract: A measurement system includes: a sensor wire comprising an insertable portion configured to be inserted in a blood vessel of a patient's body; a sensor disposed at the insertable portion at a distal end of the sensor wire, wherein the sensor is configured to provide an output indicative of a temperature in the blood vessel of the patient's body, when inserted inside the blood vessel of the patient's body; and a transceiver unit configured to transfer information related to the output of the sensor to an external communication module using a frequency hopping technique. The transceiver unit comprises a housing adapted to be connected to a proximal end of the sensor wire and configured to remain external to the patient's body.Type: GrantFiled: December 30, 2021Date of Patent: November 14, 2023Assignee: ST. JUDE MEDICAL COORDINATION CENTER BVBAInventors: Magnus Samuelsson, Sauli Tulkki
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Publication number: 20230248289Abstract: It is provided a fastening device for temporarily fastening a portable sensor device to a human body, the fastening device comprising: a device holder for releasably holding a portable sensor device configured to capture electrocardiogram signals and audio signals; a skin sealer configured to form an essentially airtight interface with a human body; and a bellows provided between the skin sealer and the device holder, the bellows, configured to fasten the fastening device to the human body using a suction effect after a portable sensor device held in the device holder is pushed towards the human body to let air escape from the bellows via the skin sealer.Type: ApplicationFiled: June 7, 2021Publication date: August 10, 2023Inventors: Amanda TULKKI, Magnus SAMUELSSON
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Patent number: 11452451Abstract: An eavesdropping arrangement for acquiring a measured physiological variable of an individual includes a receiver and a communication interface in a housing separate from the receiver. The communication interface is positioned along a communication link between a first sensor, which is configured to measure aortic blood pressure and to provide a signal representing measured aortic blood pressure, and a central monitoring device configured to monitor the measured aortic blood pressure. The communication interface includes a connection to the communication link that permits the communication interface to eavesdrop on the signal representing measured aortic blood pressure such that information representing measured aortic blood pressure is sent to the receiver while allowing the central monitoring device to receive and use the signal representing measured aortic blood pressure.Type: GrantFiled: April 17, 2019Date of Patent: September 27, 2022Assignee: ST. JUDE MEDICAL COORDINATION CENTER BVBAInventors: Ulrik Hübinette, Magnus Samuelsson
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Publication number: 20220265144Abstract: A system includes: an aortic pressure sensor configured to measure aortic blood pressure of an individual; a distal sensor configured to measure a parameter in a blood vessel; a receiver configured to receive both (i) a signal representing the measured aortic blood pressure value, and (ii) a signal representing the parameter, the receiver comprising a display configured to display data that is based on at least the measured aortic blood pressure value and the measured parameter; and a communication interface configured to (i) receive a signal representing the measured aortic blood pressure value from the aortic pressure sensor via a wired connection, (ii) provide a signal representing the measured aortic blood pressure value to a monitoring device via a wired connection, and (iii) send a signal representing the measured aortic blood pressure value to the receiver via a wireless connection.Type: ApplicationFiled: May 11, 2022Publication date: August 25, 2022Applicant: ST. JUDE MEDICAL COORDINATION CENTER BVBAInventors: Ulrik HÜBINETTE, Magnus SAMUELSSON
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Publication number: 20220117559Abstract: A measurement system includes: a sensor wire comprising an insertable portion configured to be inserted in a blood vessel of a patient's body; a sensor disposed at the insertable portion at a distal end of the sensor wire, wherein the sensor is configured to provide an output indicative of a temperature in the blood vessel of the patient's body, when inserted inside the blood vessel of the patient's body; and a transceiver unit configured to transfer information related to the output of the sensor to an external communication module using a frequency hopping technique. The transceiver unit comprises a housing adapted to be connected to a proximal end of the sensor wire and configured to remain external to the patient's body.Type: ApplicationFiled: December 30, 2021Publication date: April 21, 2022Applicant: ST. JUDE MEDICAL COORDINATION CENTER BVBAInventors: Magnus SAMUELSSON, Sauli TULKKI
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Patent number: 11241154Abstract: In part, the invention relates to an image data collection system. The system can include an interferometer having a reference arm that includes a first optical fiber of length of L1 and a sample arm that includes a second optical fiber of length of L2 and a first rotary coupler configured to interface with an optical tomography imaging probe, wherein the rotary coupler is in optical communication with the sample arm. In one embodiment, L2 is greater than about 5 meters. The first optical fiber and the second optical fiber can both be disposed in a common protective sheath. In one embodiment, the system further includes an optical element configured to adjust the optical path length of the reference arm, wherein the optical element is in optical communication with the reference arm and wherein the optical element is transmissive or reflective.Type: GrantFiled: March 22, 2017Date of Patent: February 8, 2022Assignee: LightLab Imaging, Inc.Inventors: Desmond Adler, Joseph M. Schmitt, Mattias Dahlberg, Par Gustafsson, Ulrik Hubinette, Magnus Samuelsson, Johan Svanerudh
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Patent number: 11234650Abstract: A blood pressure measurement system comprising a pressure sensor guide wire comprising a pressure sensor located in a distal region of the pressure sensor guide wire that is configured to be inserted into a blood vessel of a human body and a transceiver unit communicatively coupled to the pressure sensor guide wire. The transceiver unit comprises a housing adapted to be used external to the human body, a sensor signal adapting circuitry configured to process pressure sensor values generated by the pressure sensor to create processed pressure sensor values, and a first transceiver configured to wirelessly transmit a signal representing the processed pressure sensor values using first, second, and third packets at first, second, and third frequencies.Type: GrantFiled: July 16, 2020Date of Patent: February 1, 2022Assignee: ST. JUDE MEDICAL COORDINATION CENTER BVBAInventors: Magnus Samuelsson, Sauli Tulkki
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Publication number: 20210145345Abstract: It is provided an electrode extension assembly comprising: a fastener for releasably fastening the electrode extension assembly to a user; a device holder for releasably holding a portable sensor device configured to capture electrocardiogram signals and audio signals; at least two extenders extending radially outwards from the device holder, wherein each extender comprises: a connector configured to connect to a respective electrode of the portable sensor device; an outer electrode connected at a distal end of the extender, the outer electrode being configured to be applied to a user; a conductor connected on one end to the connector and on the other end to the outer electrode; and an audio signal conveyor for conveying audio signals from the user to an audio sensor of the portable sensor device.Type: ApplicationFiled: June 18, 2019Publication date: May 20, 2021Inventors: Magnus SAMUELSSON, Philip SIBERG
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Publication number: 20200375494Abstract: It is presented a method for obtaining data for an Electrocardiogram, ECG, using a portable sensor device comprising two electrodes. The method comprising the steps of: receiving a trigger to obtain measurements for the ECG; setting at least one switch in a conducting state to close a connection between the two electrodes; setting the at least one switch in a blocking state to conductively separate the two electrodes; and capturing measurements for the ECG using the at least two electrodes.Type: ApplicationFiled: March 29, 2018Publication date: December 3, 2020Applicant: COALA-LIFE ABInventor: Magnus Samuelsson
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Publication number: 20200375474Abstract: It is provided a method for analysing heart data of a user. The method is performed in an analysis device and comprises the steps of: obtaining, from the portable sensor device, first electrocardiogram data, based on electrical signals measured by electrodes placed on the torso of the user; obtaining, from the portable sensor device, second electrocardiogram data, based on electrical signals measured by electrodes placed on two separate arms of the user; evaluating the first electrocardiogram data to determine whether there are any first abnormalities; evaluating the second electrocardiogram data to determine whether there are any second abnormalities; and determining that the heart is considered to need further examination only when there are both first abnormalities and second abnormalities.Type: ApplicationFiled: January 24, 2019Publication date: December 3, 2020Inventors: Philip SIBERG, Magnus SAMUELSSON
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Publication number: 20200345306Abstract: A blood pressure measurement system comprising a pressure sensor guide wire comprising a pressure sensor located in a distal region of the pressure sensor guide wire that is configured to be inserted into a blood vessel of a human body and a transceiver unit communicatively coupled to the pressure sensor guide wire. The transceiver unit comprises a housing adapted to be used external to the human body, a sensor signal adapting circuitry configured to process pressure sensor values generated by the pressure sensor to create processed pressure sensor values, and a first transceiver configured to wirelessly transmit a signal representing the processed pressure sensor values using first, second, and third packets at first, second, and third frequencies.Type: ApplicationFiled: July 16, 2020Publication date: November 5, 2020Applicant: ST. JUDE MEDICAL COORDINATION CENTER BVBAInventors: Magnus SAMUELSSON, Sauli TULKKI
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Patent number: 10736573Abstract: A blood pressure measurement system comprises: a pressure sensor guide wire comprising a pressure sensor located in a distal region of the pressure sensor guide wire; a transceiver unit communicatively coupled to the pressure sensor guide wire, the transceiver unit comprising: a housing adapted to be used external to the human body, a sensor signal adapting circuitry configured to process a signal representing a pressure reading sensed by the pressure sensor to create a processed pressure reading, and a first Bluetooth transceiver configured to wirelessly transmit a signal representing the processed pressure reading; and a second Bluetooth transceiver configured to wirelessly receive the signal representing the processed pressure reading transmitted from the first Bluetooth transceiver, wherein the second Bluetooth transceiver is connected with a personal computer that is configured to display a value representing the processed pressure reading.Type: GrantFiled: May 2, 2019Date of Patent: August 11, 2020Assignee: ST. JUDE MEDICAL COORDINATION CENTER BVBAInventors: Magnus Samuelsson, Sauli Tulkki
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Publication number: 20200163575Abstract: It is presented a method for analysing heart data of a user. The method comprises the steps of: receiving phonocardiogram data from a portable sensor device; receiving electrocardiogram data from the portable sensor device, wherein the electrocardiogram data corresponds to the phonocardiogram data in time; dividing the phonocardiogram data in time segments based on cardiac cycles identified using at least one of the phonocardiogram data and the electrocardiogram data; dividing the electrocardiogram data in time segments corresponding to the time segments of the phonocardiogram data; and determining whether the heart is considered to need further examination or not based on only time segments of the phonocardiogram data and the electrocardiogram data where the quality of the phonocardiogram data is greater than a threshold level and the quality of the electrocardiogram data is greater than a threshold level.Type: ApplicationFiled: June 28, 2018Publication date: May 28, 2020Applicant: Coala-Life ABInventors: Magnus Samuelsson, Phillip Siberg, Martin Stridh, Jacob Söndergaard Svensson
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Patent number: 10624584Abstract: The present invention relates to an extracorporeale interface unit (8), for an intravascular measurement system for measuring a physiological, or other, variable in a living body, being adapted to generate a sensor signal in response of said variable. The interface unit (8) comprises a sensor interface circuitry (6) adapted to interface a sensor wire configured to be inserted into the living body and provided with one or many sensor element(s) at its distal region. The sensor interface circuitry (6) further comprises a measurement unit (9) adapted to generate the measured data of the variable as a sensor signal. The sensor interface circuitry (6) comprises two current source units (CSU1, CSU2) adapted to energize the sensor element(s) via at least two connection points (CP1, CP2, . . . CPn), and a switching unit (10), wherein the switching unit (10) is adapted to alternately switch connection between the current source units (CSU1, CSU2) and at least two of the connection points (CP1, CP2, . . .Type: GrantFiled: November 9, 2011Date of Patent: April 21, 2020Assignee: ST. JUDE MEDICAL COORDINATION CENTER BVBAInventor: Magnus Samuelsson
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Publication number: 20190254520Abstract: A blood pressure measurement system comprises: a pressure sensor guide wire comprising a pressure sensor located in a distal region of the pressure sensor guide wire; a transceiver unit communicatively coupled to the pressure sensor guide wire, the transceiver unit comprising: a housing adapted to be used external to the human body, a sensor signal adapting circuitry configured to process a signal representing a pressure reading sensed by the pressure sensor to create a processed pressure reading, and a first Bluetooth transceiver configured to wirelessly transmit a signal representing the processed pressure reading; and a second Bluetooth transceiver configured to wirelessly receive the signal representing the processed pressure reading transmitted from the first Bluetooth transceiver, wherein the second Bluetooth transceiver is connected with a PC that is configured to display a value representing the processed pressure reading.Type: ApplicationFiled: May 2, 2019Publication date: August 22, 2019Applicant: ST. JUDE MEDICAL COORDINATION CENTER BVBAInventors: Magnus Samuelsson, Sauli Tulkki
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Publication number: 20190239746Abstract: An eavesdropping arrangement for acquiring a measured physiological variable of an individual includes a receiver and a communication interface in a housing separate from the receiver. The communication interface is positioned along a communication link between a first sensor, which is configured to measure aortic blood pressure and to provide a signal representing measured aortic blood pressure, and a central monitoring device configured to monitor the measured aortic blood pressure. The communication interface includes a connection to the communication link that permits the communication interface to eavesdrop on the signal representing measured aortic blood pressure such that information representing measured aortic blood pressure is sent to the receiver while allowing the central monitoring device to receive and use the signal representing measured aortic blood pressure.Type: ApplicationFiled: April 17, 2019Publication date: August 8, 2019Applicant: ST. JUDE MEDICAL COORDINATION CENTER BVBAInventors: Ulrik HUBINETTE, Magnus Samuelsson
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Patent number: 10314488Abstract: A measurement system may comprise a sensor wire and a transceiver unit. The sensor wire may comprise an insertable portion configured to be inserted in a blood vessel of a patient's body and two sensors disposed within the insertable portion at a distal end of the sensor wire. The sensors are configured to measure a parameter when inserted inside the patient. The transceiver unit may comprise: a housing adapted to be connected to a proximal end of the sensor wire; and a first communication module within the housing adapted to wirelessly communicate by a communication signal with an external second communication module in order to transfer information to the external second communication module.Type: GrantFiled: January 9, 2018Date of Patent: June 11, 2019Assignee: ST. JUDE MEDICAL COORDINATION CENTER BVBAInventors: Magnus Samuelsson, Sauli Tulkki
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Patent number: 10299680Abstract: An eavesdropping arrangement for acquiring a measured physiological variable of an individual includes a receiver and a communication interface in a housing separate from the receiver. The communication interface is positioned along a communication link between a first sensor, which is configured to measure aortic blood pressure and to provide a signal representing measured aortic blood pressure, and a central monitoring device configured to monitor the measured aortic blood pressure. The communication interface includes a connection to the communication link that permits the communication interface to eavesdrop on the signal representing measured aortic blood pressure such that information representing measured aortic blood pressure is sent to the receiver while allowing the central monitoring device to receive and use the signal representing measured aortic blood pressure.Type: GrantFiled: November 15, 2017Date of Patent: May 28, 2019Assignee: ST. JUDE MEDICAL COORDINATION CENTER BVBAInventors: Ulrik Hübinette, Magnus Samuelsson
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Publication number: 20180140191Abstract: A measurement system may comprise a sensor wire and a transceiver unit. The sensor wire may comprise an insertable portion configured to be inserted in a blood vessel of a patient's body and two sensors disposed within the insertable portion at a distal end of the sensor wire. The sensors are configured to measure a parameter when inserted inside the patient. The transceiver unit may comprise: a housing adapted to be connected to a proximal end of the sensor wire; and a first communication module within the housing adapted to wirelessly communicate by a communication signal with an external second communication module in order to transfer information to the external second communication module.Type: ApplicationFiled: January 9, 2018Publication date: May 24, 2018Applicant: ST. JUDE MEDICAL COORDINATION CENTER BVBAInventors: Magnus SAMUELSSON, Sauli TULKKI
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Publication number: 20180070828Abstract: An eavesdropping arrangement for acquiring a measured physiological variable of an individual includes a receiver and a communication interface in a housing separate from the receiver. The communication interface is positioned along a communication link between a first sensor, which is configured to measure aortic blood pressure and to provide a signal representing measured aortic blood pressure, and a central monitoring device configured to monitor the measured aortic blood pressure. The communication interface includes a connection to the communication link that permits the communication interface to eavesdrop on the signal representing measured aortic blood pressure such that information representing measured aortic blood pressure is sent to the receiver while allowing the central monitoring device to receive and use the signal representing measured aortic blood pressure.Type: ApplicationFiled: November 15, 2017Publication date: March 15, 2018Applicant: ST. JUDE MEDICAL COORDINATION CENTER BVBAInventors: Ulrik HÜBINETTE, Magnus Samuelsson