WO2009138902A1 - Dispositif intégré de surveillance de patient - Google Patents

Dispositif intégré de surveillance de patient Download PDF

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Publication number
WO2009138902A1
WO2009138902A1 PCT/IB2009/051846 IB2009051846W WO2009138902A1 WO 2009138902 A1 WO2009138902 A1 WO 2009138902A1 IB 2009051846 W IB2009051846 W IB 2009051846W WO 2009138902 A1 WO2009138902 A1 WO 2009138902A1
Authority
WO
WIPO (PCT)
Prior art keywords
data
patient
ultrasound
parameter data
patient parameter
Prior art date
Application number
PCT/IB2009/051846
Other languages
English (en)
Inventor
Shervin Ayati
Joseph R. Fallon
Marco J. Daoura
Original Assignee
Koninklijke Philips Electronics N.V.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koninklijke Philips Electronics N.V. filed Critical Koninklijke Philips Electronics N.V.
Publication of WO2009138902A1 publication Critical patent/WO2009138902A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
    • A61N1/39—Heart defibrillators
    • A61N1/3904—External heart defibrillators [EHD]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0002—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/021—Measuring pressure in heart or blood vessels
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
    • A61N1/39—Heart defibrillators
    • A61N1/3925—Monitoring; Protecting

Definitions

  • Modern medicine has produced many treatments for various patient ailments.
  • the treating medical professional e.g., doctor, nurse, nurse practitioner, etc.
  • data concerning various parameters from the patient An oral recitation by the patient themselves is not always the best source of data for reasons such as, the patient is unconscious, the patient cannot express the symptoms, the patient cannot know some of the data, etc.
  • this data needs to be collected in some other manner from the patient.
  • a variety of medical devices have been developed to allow medical professionals to collect data from patients such as stethoscopes, thermometers, sphygmomanometers, etc.
  • a system for monitoring a patient having an ultrasound transducer to acquire ultrasound data of the patient.
  • the system also having a patient monitor including a sensor to acquire patient parameter data of the patient.
  • the system also has a processor to receive and process the ultrasound data and the patient parameter data.
  • a method for monitoring, diagnosing or treating a patient includes acquiring ultrasound data via an ultrasound transducer and acquiring patient parameter data via a sensor of a patient monitor, wherein the ultrasound transducer and the patient monitor are portions of a single physical device.
  • the method further includes processing the acquired ultrasound data and the acquired patient parameter data.
  • FIG. 1 shows an exemplary embodiment of a patient monitor including an ultrasound transducer.
  • Fig. 2 shows a schematic block diagram of the exemplary embodiment of the patient monitor including the ultrasound transducer of Fig. 1.
  • Fig. 3 shows a schematic block diagram of an exemplary embodiment of a patient monitor including an ultrasound transducer and a defibrillator.
  • Fig. 4 shows a flow diagram of an exemplary method for collecting data using the exemplary devices of Figs. 1-3.
  • the exemplary embodiments are related to a system and method for integrating a plurality of medical devices.
  • the system and method relate to the integration of a patient monitor and an ultrasound imaging scanner and/or a defibrillator.
  • Patient monitors are a class of devices that may be used for general patient monitoring.
  • patient monitors may be used to measure patient parameters such as a blood pressure (non-invasive, invasive), an ECG (electrocardiogram), a (SPO 2 ) saturation of peripheral oxygen, etc.
  • patient parameters such as a blood pressure (non-invasive, invasive), an ECG (electrocardiogram), a (SPO 2 ) saturation of peripheral oxygen, etc.
  • patient parameters are only exemplary and that exemplary embodiments of patient monitors may measure other or additional patient parameters such as CO2 measurements, arrhythmia or other cardiac parameters, temperature, etc.
  • the particular patient parameter(s) that are measured by the patient monitor may vary depending on the implementation of the patient monitor.
  • a patient monitor that is used in a cardiac care unit may measure different patient parameters from a patient monitor implemented in an emergency room or an oncology unit, etc.
  • the patient parameters measured by the patient monitor may provide information to the medical professional, but may not be enough information to identify, for example, worsening conditions or a developing condition. Additional patient data may be required to more fully diagnose and/or treat the patient. Additional monitoring devices may need to be used to obtain this additional data or provide treatment. For example, it may be beneficial to also use an ultrasound image scanner for advanced monitoring of patients with severe conditions such that deteriorating conditions may be prevented. For example, in a case of a potential cardiac condition, a cardiac ultrasound may be used to collect additional information from the patient.
  • a cardiac ultrasound also known as an echocardiogram, is a sonography of the heart that uses standard ultrasound techniques to image the cardiovascular system.
  • An echocardiogram may also be used to assess the velocity of blood and tissue at any point using pulsed or continuous wave Doppler ultrasound, thereby allowing assessment of cardiac valve areas and function, any abnormal communications between the left and the right side of the heart, any leaking of blood through the valves, and calculation of the cardiac output.
  • a vascular ultrasound is able to show the structure and the movement of the body's internal organs as well as blood flowing through the blood vessels.
  • a vascular ultrasound may be used to evaluate the circulatory system by monitoring blood flow to organs and tissues, identifying abnormalities, and locating and identifying blockages.
  • the patient may be a pregnant woman and an ultrasound may be used to monitor the health of the baby in addition to monitoring the mother.
  • situations may arise in which it would be advantageous to utilize a patient monitor/def ⁇ brillator and an ultrasound imaging scanner.
  • patient monitor/def ⁇ brillator devices and ultrasound imaging scanners share several of the same components, and therefore it is more cost-effective and convenient for a user to acquire an ultrasound image and patient parameter data using a single system that shares components such as a processor, a display, a user interface and power supplies.
  • Figs. 1-2 show a system 100, according to an exemplary embodiment, comprising an ultrasound transducer 110 and a patient monitor 120.
  • the ultrasound transducer 110 is connected via a cable to the patient monitor 120.
  • the schematic block diagram of Fig. 2 shows the components of the system 100 in more detail.
  • the ultrasound transducer 110 and the patent monitor 120 are shown in addition to a processor 130, a memory 170, a power supply 180 and a display 150.
  • the system 100 may further comprise a shared user interface 140 and/or an input/output (I/O) interface 160. Referring back to Fig.
  • the other components described above may be included fully or partially within the housing of the patient monitor 120.
  • the patient monitor 120 may be used to refer to either or both of the physical device (e.g., the housing illustrated in Fig. 1 that may include various components) and the functionality being performed by the patient monitor (e.g., if the patient monitor is measuring blood pressure, the reference is to those components of the patient monitor required to perform the blood pressure measurement).
  • the ultrasound transducer 110 and the patient monitor 120 may be coupled to the processor 130, which receives and processes data acquired by the ultrasound transducer 110 and the patient monitor 120 to be displayed on the display 150 and/or stored in the memory 170.
  • a user may control aspects of the system 100 via the user interface 140. The user may also transmit and/or acquire data through the I/O interface 160.
  • the power supply 180 provides power for the system 100.
  • the power supply may include a connection to an external power source (e.g., a plug that plugs into a wall outlet) and may also include a battery or other power storage mechanism as a back-up power supply.
  • the ultrasound transducer 110 is capable of sending out high frequency sound waves and listening for a return echo in order to collect data from the patient.
  • this data may be referred to as "ultrasound data" and it should be understood that this term encompasses any type of data that may be collected using the ultrasound transducer 110.
  • the ultrasound transducer 110 may collect image data to provide an image of a particular body part.
  • the data may also include non- image data such as a blood flow rate that may be collected by the ultrasound transducer. Accordingly, the ultrasound data is not limited to image data.
  • the ultrasound transducer 110 may be housed in a probe, which contains one or more ultrasound transducers 110. It should also be noted that the ultrasound transducer 110 may also include other components that may be used, for example, for implementing gain, filtering, beamforming, detection and transmit functions of the ultrasound function.
  • these additional components may be housed within the ultrasound transducer probe or they may be included within the housing of the patient monitor 120.
  • the probe may have a simple interface (e.g., USB) to the host processor 130.
  • the ultrasound transducer may be operated in a hands free manner. For example, instead of a user holding the ultrasound transducer 110 probe on the portion of the body from which ultrasound data is to be collected, the ultrasound transducer 110 probe is attached to the patient (e.g., via an adhesive pad or other attachment mechanism).
  • the patient monitor 120 may be comprised of one or more sensors for acquiring patient parameter data, such as a blood pressure, an ECG, a SP02, etc.
  • patient parameter data such as a blood pressure, an ECG, a SP02, etc.
  • the various sensors may also include additional support circuitry or components to perform their function. This additional circuitry/components may be housed with the sensor or in the main housing of the patient monitor 120.
  • the data acquired by the ultrasound transducer 110 and the patient monitor 120 are received and processed by the processor 130 to be displayed on the display 150 and/or stored in the memory 170.
  • the memory 170 may also store software (such as an operating system and/or application programs) that is executed by the processor 130 to operate the system 100 properly and to process the data collected by the ultrasound transducer 110 and the patient monitor 120.
  • a simultaneous display may allow a user to conduct an analysis of the patient's condition using all relevant and available data.
  • the user interface 140 may also be used to print or store the processed ultrasound data and patient parameter data. Data may be printed to be stored in a patient file. Stored data may be retrieved at a later time for further analysis.
  • a printer and/or an external memory e.g., a flash memory card
  • the I/O interface 160 may also support connectivity to LAN, wireless networks and wired connections such that data may be transmitted to and from other devices as well as clinical information systems.
  • patient monitors and ultrasound imaging scanners share several of the same components such as a processor, a memory, a user interface, a power supply and a display.
  • the integration of the ultrasound functionality with the patient monitoring functionality allows these multiple functionalities to be performed by the same physical device, thereby saving space in the treatment area, reducing power consumption of multiple devices, relieving power access constraints, savings costs associated with multiple devices, etc.
  • it also allows the data to be easily shared between the different functionalities.
  • the processor 130 of the system 100 may access to all this data, the data from the patient monitor 120 may be used in the ultrasound image/data processing algorithm, or vice versa.
  • the ultrasound transducer 110 may be coupled to the patient monitor 120 by plugging in the ultrasound transducer 110 into a port of the I/O interface 160. In another exemplary embodiment, the ultrasound transducer may be permanently or semi-permanently wired into the housing.
  • the processor 130 may be adapted to receive and process both ultrasound data and patient parameter data for displaying on the display 150.
  • the memory 170 may store software that is executed by the processor 130 to operate the system 100.
  • the user interface 140 may also be adapted to collect and process both types of data.
  • the display 150 may be adapted to simultaneously display the various data collected and processed by the system 100 so that a user may see the different types of data.
  • a system 200 may also comprise the components described with reference to system 100 of Fig. 2, e.g., an ultrasound transducer 210, a patient monitor 220, a processor 230, a user interface 240, a display 250, an I/O interface 260, a memory 270 and a power supply 280.
  • the system 200 further includes a defibrillator 290, which is used to deliver therapeutic doses of electrical energy to the heart. Defibrillation is the definitive treatment for life-threatening cardiac arrhythmias, ventricular fibrillation and pulseless ventricular tachycardia.
  • defibrillation may be a required treatment for cardiac conditions that are diagnosed using the data acquired from the ultrasound transducer 210 and the patient monitor 220.
  • defibrillation encompasses any delivery of therapeutic energy to the heart.
  • defibrillator refers to any type of device that is capable of delivering such therapeutic energy including, but not limited to, a traditional cardiac defibrillator, a pacemaker, etc.
  • a defibrillator shares many of the same components as an ultrasound imaging scanner and a patient monitor such as, for example, a processor, a user interface and a power supply.
  • the defibrillator 290 may be integrated into the system 200 by connecting paddles or pads of the defibrillator 290 to the processor 230.
  • the defibrillator 290 may be used manually or automatically by controlling activation and/or activation settings via the user interface 240.
  • the user interface 240 may also be used to indicate what charge should be delivered to the patient via the paddles of the defibrillator 290.
  • the charge being delivered, and any other relevant information, may be displayed on the display 250.
  • Fig. 4 shows an exemplary method 300 that may be performed by either or both of the systems 100 and 200.
  • the reference signs of system 100 will be used to refer to exemplary components that are used to perform some or a portion of the described steps of the method. However, those skilled in the art will understand that the corresponding components of system 200 or other types of components may also be used to perform the described steps.
  • the ultrasound transducer 110 and the patient monitor 120 acquire ultrasound data and patient parameter data, respectively.
  • the ultrasound data and the patient parameter data may be acquired separately or simultaneously.
  • the patient parameter data and ultrasound data may be acquired over a period of time or acquired only when activated.
  • the activation may be controlled via the user interface 140.
  • the data is being acquired, the data is received by the processor 130, in step 320.
  • the received data is then processed such that the data may be displayed on the display 150 and/or stored in memory 170.
  • the processed ultrasound data and the processed patient parameter data may be displayed separately or simultaneously, as desired by the user. These preferences may be indicated by the user via the user interface 140 and are communicated to the processor 130.
  • the processor 130 may receive additional user input via the user interface 140.
  • the user may indicate whether to print the processed data from the display 150 or to store the processed data to the memory 170 such that it may be retrieved at a later time for further analysis.
  • the printer and the external memory may be connected to the system 100 via the I/O interface 160.
  • the user input may also indicate whether to transfer or share the processed data with other devices that may also be connected to the system 100 via the I/O interface 160.
  • the processed data may be analyzed by reviewing the displayed data on the display 150, reviewing the printed data or retrieving previously stored data.
  • the defibrillator 290 may be used to deliver treatment to the patient.

Abstract

L'invention porte sur un système de surveillance de patient permettant la surveillance, l'établissement de diagnostics et le traitement d'un patient, lequel système reçoit des données en provenance de plusieurs sources. Les sources comprennent un transducteur ultrasonore acquérant des données ultrasonores d'un patient. Les sources comprennent en outre un moniteur individuel comprenant un capteur acquérant des données de paramètres du patient. Le système comprend en outre un processeur recevant et traitant les données ultrasonores et les données de paramètres du patient.
PCT/IB2009/051846 2008-05-13 2009-05-06 Dispositif intégré de surveillance de patient WO2009138902A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US5280408P 2008-05-13 2008-05-13
US61/052,804 2008-05-13

Publications (1)

Publication Number Publication Date
WO2009138902A1 true WO2009138902A1 (fr) 2009-11-19

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PCT/IB2009/051846 WO2009138902A1 (fr) 2008-05-13 2009-05-06 Dispositif intégré de surveillance de patient

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2749316A1 (fr) * 2012-12-26 2014-07-02 Nihon Kohden Corporation Appareil de support de sauvetage et système de support de sauvetage
WO2017098723A1 (fr) 2015-12-07 2017-06-15 Nihon Kohden Corporation Moniteur de patient, procédé de commande par logiciel concernant les signes vitaux, et programme
WO2017125991A1 (fr) 2016-01-19 2017-07-27 Nihon Kohden Corporation Dispositif de surveillance de patient
JP2018158273A (ja) * 2018-07-24 2018-10-11 日本光電工業株式会社 生体情報モニタ、生体情報測定システム、及びプログラム
WO2019098132A1 (fr) 2017-11-17 2019-05-23 Nihon Kohden Corporation Sonde à ultrasons et système de mesure par ultrasons
WO2019102899A1 (fr) 2017-11-22 2019-05-31 Nihon Kohden Corporation Moniteur patient et système d'informations physiologiques
US11464496B2 (en) 2015-12-07 2022-10-11 Nihon Kohden Corporation Patient monitor, vital sign software control method, and program

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020173725A1 (en) * 2001-05-18 2002-11-21 Rock Joseph E. Integrated cardiac resuscitation system with ability to detect perfusion
US20050043763A1 (en) * 2003-04-23 2005-02-24 Zoll Medical Corporation, A Massachusetts Corporation Processing pulse signal in conjunction with ECG signal to detect pulse in external defibrillation
US20070038256A1 (en) * 2005-07-06 2007-02-15 Siemens Aktiengesellschaft Mobile defibrillator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020173725A1 (en) * 2001-05-18 2002-11-21 Rock Joseph E. Integrated cardiac resuscitation system with ability to detect perfusion
US20050043763A1 (en) * 2003-04-23 2005-02-24 Zoll Medical Corporation, A Massachusetts Corporation Processing pulse signal in conjunction with ECG signal to detect pulse in external defibrillation
US20070038256A1 (en) * 2005-07-06 2007-02-15 Siemens Aktiengesellschaft Mobile defibrillator

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2749316A1 (fr) * 2012-12-26 2014-07-02 Nihon Kohden Corporation Appareil de support de sauvetage et système de support de sauvetage
US9439576B2 (en) 2012-12-26 2016-09-13 Nihon Kohden Corporation Lifesaving support apparatus and lifesaving support system
WO2017098723A1 (fr) 2015-12-07 2017-06-15 Nihon Kohden Corporation Moniteur de patient, procédé de commande par logiciel concernant les signes vitaux, et programme
US11464496B2 (en) 2015-12-07 2022-10-11 Nihon Kohden Corporation Patient monitor, vital sign software control method, and program
WO2017125991A1 (fr) 2016-01-19 2017-07-27 Nihon Kohden Corporation Dispositif de surveillance de patient
US11204619B2 (en) 2016-01-19 2021-12-21 Nihon Kohden Corporation Patient monitor
WO2019098132A1 (fr) 2017-11-17 2019-05-23 Nihon Kohden Corporation Sonde à ultrasons et système de mesure par ultrasons
WO2019102899A1 (fr) 2017-11-22 2019-05-31 Nihon Kohden Corporation Moniteur patient et système d'informations physiologiques
US11737735B2 (en) 2017-11-22 2023-08-29 Nihon Kohden Corporation Patient monitor and physiological information system
JP2018158273A (ja) * 2018-07-24 2018-10-11 日本光電工業株式会社 生体情報モニタ、生体情報測定システム、及びプログラム

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