WO2004066843A1 - Sonde medicale portable a ultrasons - Google Patents

Sonde medicale portable a ultrasons Download PDF

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Publication number
WO2004066843A1
WO2004066843A1 PCT/KR2003/001906 KR0301906W WO2004066843A1 WO 2004066843 A1 WO2004066843 A1 WO 2004066843A1 KR 0301906 W KR0301906 W KR 0301906W WO 2004066843 A1 WO2004066843 A1 WO 2004066843A1
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WO
WIPO (PCT)
Prior art keywords
ultrasonic
unit
signal
probe
reflection signal
Prior art date
Application number
PCT/KR2003/001906
Other languages
English (en)
Inventor
Min-Hwa Lee
Original Assignee
Healthpia Co., Ltd.
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 Healthpia Co., Ltd. filed Critical Healthpia Co., Ltd.
Priority to AU2003263625A priority Critical patent/AU2003263625A1/en
Publication of WO2004066843A1 publication Critical patent/WO2004066843A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
    • A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
    • A61B8/4472—Wireless probes
    • 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
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
    • A61B8/4427—Device being portable or laptop-like
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/56—Details of data transmission or power supply
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/56—Details of data transmission or power supply
    • A61B8/565—Details of data transmission or power supply involving data transmission via a network

Definitions

  • the present invention relates to an ultrasonic medical device, and more particularly to a portable ultrasonic medical device.
  • An ultrasonic wave is a high frequency sound wave of more than 20 KHz that exceeds a frequency band audible by humans .
  • the ultrasonic wave is frequently employed in systems such as a sensor for detecting sound wave reflection and a cleaner for cleaning precision instruments, and a typical example in the medical field is ultrasonic diagnostic equipment. Further, the ultrasonic wave is used in various applications such as geological stratum exploration, a fish finder, a nondestructive inspector, etc., including communication in an environment that does not allow radio or optical communication.
  • the ultrasonic diagnostic equipment in the medical field operates in the following manner. After a probe transmitting and receiving ultrasonic wave is placed on a body portion, it emits an ultrasonic wave, so that an ultrasonic pulse of about 10 MHz penetrates into the body and is incident on an organ such as a heart, and it is then partially reflected therefrom, returning to the probe. The time difference between the ultrasonic transmission and reception is converted to a distance value, which is imaged for diagnosing whether there is abnormality in the body.
  • the ultrasonic wave is used as means of performing medical treatment by applying a specific energy to an affected part, thanks to its inherent properties.
  • the publications have proposed an ultrasonic diagnostic device that is composed of a single unit, or is divided into two units, for example a main unit and a display unit, or divided into a first unit including a transducer, a beam former and an image processor, and a second unit including a display, where the units are connected to each other though a wire cable.
  • the ultrasonic diagnostic device is composed of a single unit, it is difficult for a patient himself or herself to bring it into contact with a required portion of his or her body and maintain the contact state for a sufficient time to perform the ultrasonic diagnosis or treatment. Additionally, it is troublesome for the patient to manipulate the device and difficult to know the currently displayed state.
  • the device is divided into two units by a wire cable
  • a probe composed of an array of ultrasonic vibrators is generally connected to both a transmitter circuit for transmitting signals to at least one specific ultrasonic vibrator and a receiver circuit for receiving signals reflected from at least one ultrasonic vibrator appointed to be paired with said at least one specific ultrasonic vibrator.
  • the transmitter and receiver circuits are complicated in configuration, enlarged in size, and increased in cost, so that it is not suitable for a patient to carry it for performing diagnosis by himself or herself.
  • Korean Patent Publication No. 2001-0018710 has disclosed technology for applying Bluetooth communication to a mobile communication terminal.
  • Bluetooth is a wireless communication scheme for replacing wired communication or infrared communication in a local area.
  • Ericsson company has proposed the Bluetooth protocol, in which a main subject of communication is assumed as a master in a local area, and at the request of the master, communication is performed with other Bluetooth modules according to the Bluetooth protocol.
  • such a Bluetooth module 210 includes an RF transmitter 211, an RF receiver 212, a baseband processor 213, and a link controller 213.
  • the baseband processor 213 and the link controller 214 of the Bluetooth module 210 are connected to a controller 221 of a mobile communication terminal through an HCI (Host Control Interface) to transmit and receive HCI packets, whereby a control command, an operation result thereof, user transmission/reception data are received and transmitted.
  • HCI Home Control Interface
  • An RS232C, a USB and a standard PC interface may be used as the HCI, and the HCI packets are classified into command, event and data packets .
  • Japanese Patent Publication No. 9-270836 published on October 14, 1997 has disclosed an additional device implemented as a radio receiver circuit embedded in a battery pack that is detachably coupled to a mobile communication terminal.
  • Korean Patent Publication No. 2001-19664, filed by Kim, Tea-Jin et al . , and published on March 15, 2001 has described an audio reproducing device that includes an MP3 codec and a flash memory module incorporated into a battery pack of a mobile communication terminal, and is controlled by a user interface of the terminal.
  • the present applicant has observed that the incorporation of additional functions into a battery pack makes it possible to implement a large number of functions easily without hardware modification of the terminal body.
  • the present applicant has also noticed that daily and continuous treatment and data collection is important for the functionality of medical treatment and diagnosis, as for skin beautification and in the measurement of body fat based on bioimpedance .
  • the present applicant has filed Korean Patent Application Nos. 2002-53004, 2002-52996, 2002-52995, and 2002-52994 on September 3, 2002 which have described battery pack devices that are coupled to mobile communication terminals and can support low frequency treatment, supersonic cosmetic treatment, bioimpedance measurement, etc.
  • These devices each incorporate necessary probes and driving circuits related thereto into a battery pack, communicate with the main body of a mobile communication terminal, and control the circuits inside the battery pack, through an application program executed in the terminal, to support the additional functions described above. Further, the present applicant has studied how to provide an ultrasonic medical device which minimizes the burden on a user in bringing, on his or her own, a probe into contact with a desired body portion, and whereby easy portability, convenient manipulation, continuous observation, and manufacturing cost reduction can be achieved in conducting daily life.
  • the present applicant has studied how to implement a probe module and an interface between the probe module and the mobile communication terminal in order to incorporate such an ultrasonic medical device into a mobile communication terminal.
  • the present applicant has studied how to enable the incorporation while minimizing changes to the existing hardware of the terminal, by providing an additional circuit to the battery pack as needed.
  • the present invention has been made in view of the above problems, and it is an object of the present invention to provide a portable ultrasonic medical device which minimizes the burden on a user in bringing, on his or her own, a probe into contact with a desired body portion, and whereby easy portability, convenient manipulation, continuous observation, and manufacturing cost reduction can be achieved in conducting daily life.
  • the above and other objects can be accomplished by the provision of a portable ultrasonic medical device wherein a single portable device is provided with an ultrasonic diagnosis unit and an ultrasonic treatment unit that use the same probe. Accordingly, both of ultrasonic diagnosis and ultrasonic treatment can be performed using a single portable device to meet the demand of users for simple and convenient use. In particular, the users can also check immediately the result of ultrasonic treatment (performed by themselves) through the ultrasonic diagnosis.
  • the ultrasonic diagnosis unit includes transmitter/receiver circuits for transmitting a diagnostic pulse to an ultrasonic vibrator of the probe, and receiving a reflection signal from the ultrasonic vibrator; a reflection signal detecting and focusing unit for detecting an ultrasonic component from a received reflection signal, and focusing it; a timing controller for controlling focus timing and time gain of the received reflection signal; and an analysis unit for analyzing the focused reflection signal to provide the ultrasonic diagnosis result.
  • the ultrasonic treatment unit has a simple configuration that makes it possible to output a pulse signal to a desired depth of a human body and obtain the attenuated amount of a reflection signal corresponding to the pulse signal, thereby allowing the provision of a handy ultrasonic medical device which is not expensive and is also easy to carry and manipulate.
  • the analysis unit provides the ultrasonic analysis result by comparing information of an average attenuated amount of at least one of moisture, epidermis, fat and bone density with an attenuated amount of the focused reflection signal .
  • a probe module comprising: a first wireless communication unit capable of communicating wirelessly with a corresponding external wireless communication unit; a probe controller for receiving a control signal for controlling the operation of transmitting a diagnostic pulse and a control signal for controlling the operation of receiving a reflection signal from the external wireless communication unit, which are inputted from the first wireless communication unit, and controlling the transmission/reception operations according to the received control signals; transmitter/receiver circuits for transmitting a diagnostic pulse to an ultrasonic vibrator of a probe, and receiving a reflection signal from the ultrasonic vibrator, under the control of the probe controller; and the probe including the ultrasonic vibrator, said probe being brought into contact with a human body.
  • the probe module further comprises an ultrasonic treatment unit for generating a treatment ultrasonic signal and outputting it through the probe, and wherein, upon receipt of a control signal for controlling the operation of generating a treatment ultrasonic signal from the external wireless communication unit, which is inputted from the first wireless communication unit, the probe controller further controls said operation for generating the treatment ultrasonic signal .
  • a portable ultrasonic medical device comprising a main body and a probe module, communicating wirelessly with each other, said probe module including: a first wireless communication unit for communicating wirelessly with the main body; a probe controller for receiving a control signal for controlling the operation of transmitting a diagnostic pulse and a control signal for controlling the operation of receiving a reflection signal from the main body, which are inputted from the first wireless communication unit, and controlling the transmission/reception operations according to the received control signals, and then transmitting a received reflection signal to the main body through the first wireless communication unit; transmitter/receiver circuits for transmitting a diagnostic pulse to a corresponding ultrasonic vibrator of a probe, and receiving a reflection signal from a corresponding ultrasonic vibrator, under control of the probe controller; and the probe including the ultrasonic vibrator, said probe being brought into contact with a human body, said main body including
  • a portable ultrasonic medical device comprising: a battery pack detachably coupled to a main body of a mobile communication terminal; and a probe module, said probe module including: a first wireless communication unit for communicating wirelessly with the battery pack; a probe controller for receiving a control signal for controlling the operation of transmitting a diagnostic pulse and a control signal for controlling the operation of receiving a reflection signal from the battery pack, which are inputted from the first wireless communication unit, and controlling the transmission/reception operations according to the received control signals, and then transmitting a received reflection signal to the battery pack through the first wireless communication unit; transmitter/receiver circuits for transmitting a diagnostic pulse to a corresponding ultrasonic vibrator of a probe, and receiving a reflection signal from a corresponding ultrasonic vibrator, under control of the probe controller; and the probe including the ultrasonic vibrator, said probe being brought into contact with a human body, said battery pack including: a communication interface unit for interfacing with the terminal main body
  • the probe module is simplified in configuration, thereby minimizing the burden on a user in bringing, on his or her own, the probe into contact with a desired body portion, and the ultrasonic medical function can be incorporated into a mobile communication terminal, thereby achieving easy portability, convenient manipulation, and convenience of continuous observation while minimizing the modification of the mobile communication terminal main body.
  • a user interface for the ultrasonic medical function may be easily implemented in a mobile communication terminal in the form of a virtual machine based application such as a GVM (General Virtual Machine) .
  • the terminal main body further includes: an external communication interface unit being coupled to the communication interface unit included in the battery pack to transmit and receive a corresponding signal; and a remote analysis unit for transmitting the ultrasonic diagnosis result information, received through the external communication interface unit, to a host computer through a wireless data communication unit, and controlling a display unit to display an analysis result from the host computer, which is inputted through the wireless data communication unit, wherein manipulation guide information is outputted through the display unit, and the ultrasonic diagnosis result information inputted through the external communication interface unit is outputted through the display unit, and further, in accordance with a selection of a user manipulation signal inputted from a manipulation unit, a command to perform a corresponding operation is transmitted to the battery pack through the external communication interface unit .
  • an external communication interface unit being coupled to the communication interface unit included in the battery pack to transmit and receive a corresponding signal
  • a remote analysis unit for transmitting the ultrasonic diagnosis result information, received through the external communication interface unit, to a host computer through a wireless data communication unit, and controlling
  • ultrasonic diagnosis data of a number of subscribers is concentrated on a remote host to be managed thereby, while the history is managed on a subscriber- by-subscriber basis, it is possible to utilize the ultrasonic diagnosis data effectively. Further, such ultrasonic diagnosis data is analyzed by using an expert analysis system or by committing it to an expert, and the analyzed result is then provided to a user through a mobile communication terminal or the like, so that anytime and anywhere the user can check and see the condition of each of his or her body portions and can determine treatment methods thereof for the future .
  • a portable ultrasonic medical device comprising: a probe including an array of ultrasonic vibrators; a transmitter circuit for transmitting a signal to at least one predetermined ultrasonic vibrator; and a receiver circuit for receiving a reflection signal from at least one ultrasonic vibrator appointed to be paired with said at least one predetermined ultrasonic vibrator, wherein the transmitter circuit provides a path through which a signal is transmitted to a single corresponding ultrasonic vibrator, and the receiver circuit provides a path through which a signal is received from a single corresponding ultrasonic vibrator, and the device further comprises a switching unit for connecting one of the transmitter and receiver circuits to a single corresponding ultrasonic vibrator .
  • a path through which a signal is transmitted or received is not provided separately for each ultrasonic vibrator, while only one transmission path and one reception path are provided for all of the ultrasonic vibrators. Therefore, the transmitter and receiver circuits are simplified in configuration, and reduced both in size and in manufacturing cost, so that the device can be used by a patient to perform a simple diagnosis by himself or herself while carrying it. It might be difficult for such a transmitter/receiver circuit configuration to perform correct focusing on a moving object (for example, moving organs inside a human body) , but it can be effectively utilized in diagnosing moisture, epidermis, fat, bone density, etc., which are diagnosis targets in the embodiment of the present invention.
  • a moving object for example, moving organs inside a human body
  • Fig. 1 shows an example of a small-size ultrasonic diagnostic device in the prior art
  • Fig. 2 shows another example of the small-size ultrasonic diagnostic device in the prior art
  • Fig. 3a shows the configuration of a transmit focusing portion using a phase array in the prior art
  • Fig. 3b shows the configuration of a receive focusing portion using a phase array in the prior art
  • Fig. 4 shows the configuration of a mobile communication terminal equipped with a Bluetooth module
  • Fig. 5 shows an example of a portable ultrasonic medical device according to the present invention
  • Fig. 6 shows an example of a reflection wave detection and focusing unit according to the present invention
  • Fig. 7 shows another example of the portable ultrasonic medical device according to the present invention
  • Fig. 8 shows still another example of the portable ultrasonic medical device according to the present invention.
  • Fig. 9 shows yet another example of the portable ultrasonic medical device according to the present invention.
  • Fig. 5 is a block diagram showing an example of a portable ultrasonic medical device according to the present invention.
  • the portable ultrasonic medical device includes a display unit 517; a manipulation unit 519; a probe 501 which includes an ultrasonic vibrator
  • the controller 515 outputs manipulation guide information through the display unit 517, and controls the ultrasonic diagnosis unit 502 and the ultrasonic treatment unit 503, according to the selection of a user manipulation signal inputted through the manipulation unit 519, and further displays an ultrasonic diagnosis result on the display unit 517.
  • each of the small-size ultrasonic treatment and diagnosis units 503 and 502 have already been known in the art before the filing date of the present invention, so there will be no particular difficulty for those skilled in the art in understanding and realizing an embodiment thereof with reference to the block diagram of Fig. 5.
  • Fig. 5 the configuration of Fig. 5 is characterized in that the two elements 502 and 503 are implemented in a single portable device to commonly use the probe 501 and also commonly use the controller 515, the display unit 517 and the manipulation unit 519.
  • the manipulation unit 519 includes a keypad for allowing a user to input manipulation data of power on/off, function selection and screen menu search, and other required manipulation data.
  • the manipulation unit 519 may be incorporated into the display unit 517 to be provided in the touch panel form, or may be an input device based on voice recognition.
  • the present invention should be construed broadly to include all of them.
  • the display unit 517 is a liquid crystal display (LCD) in the preferred embodiment.
  • the display unit 517 outputs a menu for manipulation and guide sentences.
  • the display unit 517 can display analyzed ultrasonic values or remotely analyzed diagnosis information.
  • a speaker outputting a beep sound or voice guidance may be embedded in the device.
  • the portable device may further include a battery power supply (not shown) to supply power thereto.
  • the ultrasonic treatment unit 503 may be implemented by ultrasonic generators fabrication technology that can implement them in small size, as disclosed in Korean Patent Publication No. 2002-0047448 for example.
  • the ultrasonic diagnosis unit 502 includes transmitter/receiver circuits 505 and 507 for transmitting a diagnostic pulse to an ultrasonic vibrator (not shown) of the probe 501 and receiving a signal reflected from the ultrasonic vibrator; a reflection signal detecting and focusing unit 509 for detecting an ultrasonic component from the received reflection signal, and focusing it; a timing controller 511 for controlling focus timing and time gain of the received reflection signal; and an analysis unit 513 for analyzing the focused reflection signal to provide the ultrasonic diagnosis result.
  • the probe 501 includes an array of a plurality of ultrasonic vibrators, and is brought into contact with a body portion of the user.
  • the transmitter/receiver circuits 505 and 507 provide a path through which a diagnostic pulse is transmitted to a corresponding ultrasonic vibrator (not shown) provided in the probe 501, and provides a path through which a reflection signal is received from a corresponding ultrasonic vibrator.
  • the transmitter circuit 505 may include a pulse generator for generating a pulse to be outputted to a corresponding ultrasonic vibrator, according to a control signal from the timing controller 511, a power amplifier for amplifying the generated pulse, etc., which are not shown.
  • the receiver circuit 507 may include a TGC amplifier for performing time gain amplification, according to a control signal from the timing controller 511, so as to compensate ultrasonic energy scattering/attenuation occurring when a reflection signal inputted from an ultrasonic vibrator, appointed to be paired with an ultrasonic vibrator from which the diagnostic pulse is outputted, deeply penetrates into the body's organs.
  • the reflection wave detecting/focusing unit 509 detects and focuses an ultrasonic component of the received reflection signal.
  • the reflection wave detecting/focusing unit 509 may include a mixer 601 for performing orthogonal mixing of a received reflection signal inputted from the receiver circuit 507; an analog/digital converter 605 for converting the received reflection signal after being subjected to the orthogonal mixing into digital data; and a focusing processor 607 for performing a focusing process in response to a focusing control signal from the timing controller 511.
  • the mixer 601 multiplies the received reflection signal by a reference frequency, and transfers two heterodyne low-frequency signals according to the difference frequency between the frequency of the reflection signal and the reference frequency, which are identified as an I-signal having a zero phase shift and a Q-signal having a 90° phase shift.
  • the focusing processor 607 may be a field programmable gate array.
  • the gate array 607 has an embedded memory and a signal processing function.
  • the gate array 607 further has a function to generate a time- gain correction ramp profile and generate a driving profile.
  • the memory provided in the array 607 has a function to store an input signal at least for a time sufficient to collect data of one frame, as a correction time directly proportional to the penetration depth of an ultrasonic energy in an image target.
  • the reflection wave detecting/focusing unit 509 can be implemented in various forms .
  • the mixer 601 and a filter 603 multiply a received signal having a shifted signal component by a reference frequency, and pass it through a low pass filter to extract only a shifted frequency. These circuits have two channels and the reference frequency changes the phase by 90°.
  • the combination of the mixer 601 and 603 is called an "orthogonal detection circuit" .
  • the filter 603 may further include a band pass filter structure.
  • the A/D converter 605 may receive a range gate control signal from the timing controller 511 to perform a sample and hold process, thereby performing the focusing. Referring to Fig. 5, the analysis unit 513 analyzes the focused reflection signal and provides an ultrasonic diagnosis result thereof.
  • the analysis unit 513 performs ultrasonic diagnosis by analyzing the attenuated amount of a reflection signal and a selected ultrasonic diagnosis target (moisture, epidermis, fat, bone density, etc.). In the preferred embodiment, the analysis unit 513 may provide the ultrasonic analysis result by comparing the information of an average attenuated amount of at least one of the moisture, epidermis, fat and bone density with the attenuated amount of the focused reflection signal.
  • Fig. 7 shows another, example of a portable ultrasonic medical device according to the present invention. The following description will be given with reference to Figs . 5 and 6. As shown in Fig. 7, the portable ultrasonic medical device includes a main body 720 and a probe module 710 that communicate wirelessly with each other.
  • the probe module 710 includes a first wireless communication unit 704 capable of communicating wirelessly with the main body 720; a probe controller 702 for receiving a control signal for controlling the operation of transmitting a diagnostic pulse and a control signal for controlling the operation of receiving a reflection signal from the main body 720, which are inputted from the first wireless communication unit 704, and controlling the transmission/reception operations according to the received control signals, and then transmitting a received reflection signal to the main body 720 through the first wireless communication unit 704; transmitter/receiver circuits 705 and 707 for transmitting a diagnostic pulse to a corresponding ultrasonic vibrator of a probe 701, and receiving a reflection signal from a corresponding ultrasonic vibrator, under the control of the probe controller 702; and the probe 701 which includes the ultrasonic vibrator and is brought into contact with a human body.
  • the main body 720 includes a user manipulation unit 719; a display unit 717; a second wireless communication unit 706 for communicating wirelessly with the probe module 710; a main body controller 715 for outputting manipulation guide information through the display unit 717, and transmitting said control signal for controlling the operation of transmitting the diagnostic pulse and said control signal for controlling the operation of receiving the reflection signal to the probe module 710 through the second wireless communication unit 706 according to the selection of a user manipulation signal inputted from the user manipulation unit 719, and further displaying an ultrasonic diagnosis result on the display unit 717; a reflection signal detecting and focusing unit 709 for detecting an ultrasonic component from a received reflection signal inputted through the second wireless communication unit 706, and focusing it; a timing controller 711 for controlling focus timing and time gain of the received reflection signal; and an analysis unit 713 for analyzing the focused reflection signal to provide the ultrasonic diagnosis result.
  • the device of Fig. 7 is characterized in that it is divided into the probe module 710 and the main body 720 that communicate wirelessly with each other, differently from that of Fig . 5.
  • the probe module 710 includes the probe 701, and further includes the transmitter/receiver circuits 705 and 707 associated with a physical connection with the probe 701, and the first wireless communication unit 704 serving to perform wireless communication with the main body 720.
  • the probe module 710 includes the probe controller 702 that controls the transmitter/receiver circuits 705 and 707 according to the operation control signals from the main body 720, which are inputted from the first wireless communication unit 704, and that further converts a received reflection signal inputted from the receiver circuit 707 into a digital signal, and then transmits it to the main body 720 through the wireless communication unit 704.
  • the main body 720 includes the elements other than the probe 701 and transmitter/receiver circuits 705 and 707, i.e., includes the main body controller 715 for controlling the main body 720, the display unit 717, the manipulation unit 719, the timing controller 711, the reflection signal detecting/focusing unit 709 and the analysis unit 713.
  • the main body 720 includes the second wireless communication unit 706 for communicating wirelessly with the probe module 710.
  • Each of the first wireless communication unit 704 and the second wireless communication unit 706 that correspond to each other may be a Bluetooth module. The following description will be given upon the assumption that each of the wireless communication units 704 and 706 is a Bluetooth module .
  • the Bluetooth modules 704 and 706 provide a wireless link that allows the two parts corresponding to each other to transmit and receive data from and to each other.
  • the Bluetooth communication supports a point-to-point connection and a multipoint connection between devices in a local area (less than about 10m) through frequency hopping CDMA communication. Transfer rates may be as high as 1 Mbps, and the data transmission is performed through ACL (Asynchronous ConnectionLess) and SCO (Synchronous Connection Oriented) links.
  • the wireless link may also be implemented through one of serial port profiles supported by the Bluetooth, for example through a LAN access profile or a CT profile.
  • the Bluetooth modules 704 and 706 has already been commercialized and developed fully before the filing date of the present invention, and Bluetooth modules currently provided have a small size suitable for a portable device of very small size.
  • the adoption of Bluetooth modules 704 and 706 as communication modules is advantageous in that it minimizes the probability of data error occurrence between medical devices due to electromagnetic interference.
  • Bluetooth modules are expected to be widely spread among small-size consumer devices, the adoption of a Bluetooth module will also make it easier to connect with other devices. Since, in the actual implementation, each of the Bluetooth modules 704 and 706 is implemented by a signal processor and software module, each of the probe controller 702 and the main body controller 715 may also be implemented physically by another software module in the same signal processor as that of the Bluetooth modules 704 and 706.
  • the probe controller 702 receives a control signal for controlling the operation of transmitting a diagnostic pulse and a control signal for controlling the operation of receiving a reflection signal from the main body 720, which are inputted from the first Bluetooth module 704, and controls the transmission/reception operations according to the received control signals.
  • the probe controller 702 transmits a received reflection signal inputted from the receiver circuit 707 to the main body 720 through the first Bluetooth module 704.
  • the main body controller 715 transmits the control signal for controlling the operation of transmitting a diagnostic pulse and the control signal for controlling the operation of receiving a reflection signal to the probe module 710 through the second Bluetooth module 706, according to the selection of a user manipulation signal inputted from the user manipulation unit 719.
  • Fig. 8 shows another example of a portable ultrasonic medical device according to the present invention. The following description will be given with reference to Figs . 6 and 7.
  • the portable ultrasonic medical device includes a battery pack 820 detachably coupled to a main body 830 of a mobile communication terminal; and a probe module 810.
  • the probe module 810 includes a first wireless communication unit 804 for communicating wirelessly with the battery pack 820; a probe controller 802 for receiving a control signal for controlling the operation of transmitting a diagnostic pulse and a control signal for controlling the operation of receiving a reflection signal from the battery pack 820, which are inputted from the first wireless communication unit 804, and controlling the transmission/reception operations according to the received control signals, and then transmitting a received reflection signal to the battery pack 820 through the first wireless communication unit 804; transmitter/receiver circuits 805 and 807 for transmitting a diagnostic pulse to a corresponding ultrasonic vibrator of a probe 801, and receiving a reflection signal from a corresponding ultrasonic vibrator, under the control of the probe controller 802; and the probe 801 which includes the ultrasonic vibrator and is brought into contact with
  • the battery pack 820 includes a communication interface unit 808 for interfacing with the terminal main body 830; a second wireless communication unit 806 for communicating wirelessly with the probe module 810; a pack controller 815 for transmitting a corresponding control signal for controlling the operation of transmitting a diagnostic pulse and a corresponding control signal for controlling the operation of receiving a reflection signal to the probe module 810 through the second wireless communication unit 806, in response to an ultrasonic diagnosis operation command from the terminal main body 830, and transmitting ultrasonic diagnosis result information to the terminal main body 830 through the communication interface unit 808; a reflection signal detecting and focusing unit 809 for detecting an ultrasonic component from a received reflection signal inputted through the second wireless communication unit 806, and focusing it; a timing controller 811 for controlling focus timing and time gain of the received reflection signal; and an analysis unit 813 for analyzing the focused reflection signal to provide the ultrasonic diagnosis result.
  • a communication interface unit 808 for interfacing with the terminal main body 830
  • a second wireless communication unit 806 for
  • Fig. 8 differs from that of Fig. 7 in that the elements in the main body shown in Fig. 7 are embedded in the battery pack 820, and user interfaces such as the display unit and the manipulation unit are not separately provided, while utilizing the terminal main body 830.
  • the communication interface unit 808 is a USB port, which is physically implemented as connection points on a coupling surface of the battery pack 820 to be combined with the main body 830.
  • the connection points are arranged near a power supply terminal (not shown) .
  • the pack controller 815 transmits a corresponding control signal for controlling the operation of transmitting a diagnostic pulse and a control signal for controlling the operation of receiving a reflection signal to the probe module 810 through the second wireless communication unit 806.
  • the main body controller 815 transmits the ultrasonic analysis result (refer to 813) to the terminal main body 830 through the second wireless communication unit 806.
  • a battery cell 812 is a battery cell generally included in the battery pack 820.
  • the main body 830 of the mobile communication terminal further includes an external communication interface unit 816 being coupled to the communication interface unit 808 included in the battery pack 820 to transmit and receive a corresponding signal; and a remote analysis unit (not shown) for transmitting the ultrasonic diagnosis result information, received through the external communication interface unit 816, to a host computer (not shown) through a wireless data communication unit 822, and controlling a display unit 824 to display an analysis result from the host computer, which is inputted through the wireless data communication unit 822.
  • manipulation guide information is outputted through the display unit 824, and the ultrasonic diagnosis result information inputted through the external communication interface unit 816 is outputted through the display unit 824.
  • a command to perform a corresponding operation is transmitted to the battery pack through the external communication interface unit 816.
  • the wireless data communication unit 822 may be a mobile communication processor. First, assuming it as a mobile communication terminal, the wireless data communication unit 822 is described as follows.
  • the mobile communication processor 822 processes a signal transmitted and received to and from a base station (not shown) .
  • the mobile communication processor 822 wirelessly processes the signal transmitted and received to and from the base station, demodulates the received signal wirelessly processed, and modulates a signal to be transmitted.
  • the mobile communication processor 822 performs the modulation/demodulation operations in a predetermined mobile communication scheme, and, for example, performs CDMA modulation/demodulation operations such as channel coding/decoding, orthogonal coding/decoding, etc.
  • the mobile communication processor 822 handles data transmission and reception to and from a wireless data communication network (for example, a wireless Internet server) associated with the mobile communication network.
  • a wireless data communication network for example, a wireless Internet server
  • the wireless data communication unit 822 may be a wireless LAN communication unit. In this case, the wireless communication is performed in a more restricted region.
  • the user manipulation unit 826 receives a signal input corresponding to a manipulation of the user, and generates corresponding manipulation data, which may be a keypad, a touch panel, a voice recognition unit, a cursive script recognition unit, etc.
  • the display unit 824 may be composed of a liquid crystal or organic EL (electro luminescent) element .
  • a power supply unit 814 processes DC power supplied from the battery pack 820 to convert it to a required voltage, and then stabilizes and supplies it to each element in the main body 830.
  • the main body 830 may further include a speaker and a microphone for voice communication and codecs for channel communication and audio compression, which are also included in general mobile communication terminals.
  • the external communication interface unit 816 corresponds to the communication interface unit 808 of the battery pack 820 described above. Both of the interface units are implemented according to the same protocol, and are physically implemented as contact points having shapes corresponding to each other, so as to be combined together (not shown) .
  • a controller 818 of the mobile communication terminal is implemented as a software module that is implemented in a microprocessor.
  • Improved CDMA integrated circuits for example Qualcomm' s MSM chips, each include a high performance microprocessor embedded therein. This microprocessor may be programmable through an external bus or a serial communication link.
  • the programming environment of mobile communication terminals has been dramatically developed recently, so as to provide a development environment similar to a personal computer, and also provide a programming environment based on a virtual machine such as a GVM (General Virtual Machine) .
  • GVM General Virtual Machine
  • the mobile communication terminal controller 818 informs the user of a menu selection list associated with ultrasonic treatment/diagnosis through the display unit 824.
  • the controller 818 transmits a corresponding operation command to the battery pack 820 through the external communication interface unit 816.
  • the controller 818 outputs the ultrasonic diagnosis result information inputted through the external communication interface unit 816 through the display unit 824.
  • the remote analysis unit controls the wireless data communication unit 822 to gain access to a predetermined host through a wireless data communication network such as wireless Internet . When the connection with the host has been established, the remote analysis unit transmits the ultrasonic diagnosis result information to the host .
  • the ultrasonic diagnosis result information is stored in a database of the host that is allocated on an individual basi .
  • the host queries whether the user desires to receive the analysis service of data uploaded using a browser. If the user selects the analysis service in response to the query, the host activates an ultrasonic diagnosis expert engine (not shown) therein to analyze the uploaded data.
  • an ultrasonic diagnosis expert engine (not shown) therein to analyze the uploaded data.
  • the diagnosis subject's history data previously stored in the database may be analyzed together with the uploaded data. While the data analysis may be performed by the expert system, the data may also be sent to an analysis expert, as circumstances require, so that the expert inputs the result of analyzing the data.
  • the analysis result obtained through such a procedure is received from the host through the wireless data communication unit 822 of the terminal main body 830 of the diagnosis subject, and the remote analysis unit controls the received analysis result to be displayed on the display unit 824. Accordingly, the display unit 824 displays the analysis result in a text or graphic mode.
  • Fig. 9 shows still another example of a portable ultrasonic medical device according to the present invention.
  • the probe 901 is composed of an array of ultrasonic vibrators 901-1.
  • a transmission or reception path for each of the ultrasonic vibrators is not provided in a transmitter circuit 905 and a receiver circuit 907, differently from the prior art. That is, the transmitter circuit 905 provides only a single path through which a signal is transmitted to a corresponding ultrasonic vibrator, and the receiver circuit 907 provides only a single path through which a signal is received from a corresponding ultrasonic vibrator.
  • a switching unit 928 connects the transmitter circuit 905 to one of at least one ultrasonic vibrators appointed to be used for transmission, so that an ultrasonic signal transmitted from the transmitter circuit 905 is transferred to the connected ultrasonic vibrator.
  • the switching unit 928 connects the receiver circuit 907 to one of at least one ultrasonic vibrators appointed to be used for reception and paired with the transmission ultrasonic vibrators, so that a reflection 20
  • the two features of this example one feature being the single path of the transmitter and receiver circuits 905 and 907 and the other being the switching connection between the transmitter and receiver circuits 905 and 907 and a single ultrasonic vibrator, may be applied to every type of portable ultrasonic medical devices previously described.
  • the switching unit 928 may select an ultrasonic vibrator formed in the center of the probe 901 as the corresponding ultrasonic vibrator.
  • a portable ultrasonic medical device is advantageous in that both of ultrasonic diagnosis and ultrasonic treatment can be performed using a single portable device to meet the demand of users for simple and convenient use.
  • the users can also check immediately the result of ultrasonic treatment (performed by themselves) through the ultrasonic diagnosis.
  • the ultrasonic treatment unit has a simple configuration that makes it possible to output a pulse signal to a desired depth of a human body and obtain the attenuated amount of a reflection signal corresponding to the pulse signal, thereby allowing the provision of a handy ultrasonic medical device which is not expensive and is also easy to carry and manipulate.
  • the first being an element for ultrasonic transmitter/receiver circuits, the second for controlling the circuits and the third for communicating wirelessly with the outside, are provided in a probe module, so that it is possible to minimize the burden on a user in bringing, on his or her own, the probe into contact with a desired body portion.
  • the user can conveniently perform ultrasonic treatment by himself or herself by using the probe module having such characteristics.
  • the first being an element for ultrasonic transmitter/receiver circuits, the second for controlling the circuits and the third for communicating wirelessly with a main body, are provided in a probe module, while elements for detecting/focusing, analysis, display and manipulation are provided in the main body, so that it is possible to minimize the burden on a user in bringing, on his or her own, the probe into contact with a desired body portion, and further to achieve easy portability and convenient manipulation in conducting daily life.
  • the probe module is simplified in configuration, thereby minimizing the burden on a user in bringing, on his or her own, the probe into contact with a desired body portion, and the ultrasonic medical function can be incorporated into a mobile communication terminal, thereby achieving easy portability, convenient manipulation, and convenience of continuous observation while minimizing the modification of the mobile communication terminal main body.
  • a user interface for the ultrasonic medical function may be easily implemented in a mobile communication terminal in the form of a virtual machine based application such as a GVM (General Virtual Machine) .
  • GVM General Virtual Machine
  • ultrasonic diagnosis data is analyzed by using an expert analysis system or by committing it to an expert, and the analyzed result is then provided to a user through a mobile communication terminal or the like, so that anytime and anywhere the user can check and see the condition of each of his or her body portions and can determine treatment methods thereof for the future.
  • a path through which a signal is transmitted or received is not provided separately for each ultrasonic vibrator, while only one transmission path and one reception path are provided for all of the ultrasonic vibrators. Therefore, the transmitter and receiver circuits are simplified in configuration, and reduced both in size and in manufacturing cost, so that the device can be used by a patient to perform a simple diagnosis by himself or herself while carrying it. It might be difficult for such a transmitter/receiver circuit configuration to perform correct focusing on a moving object (for example, moving organs inside a human body) , but it can be effectively utilized in diagnosing moisture, epidermis, fat, bone density, etc., which are diagnosis targets in the embodiment of the present invention.
  • a moving object for example, moving organs inside a human body

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Abstract

L'invention porte sur un appareil médical portable à ultrasons comportant: un afficheur, un clavier de commande, une sonde, une unité de diagnostic par ultrasons, une unité de traitement par ultrasons et un contrôleur. La sonde qui se met en contact avec le corps comporte un générateur d'ultrasons. L'unité de diagnostic interagit avec la sonde pour exécuter le traitement par ultrasons. Le contrôleur: émet des instruction d'utilisation présentées sur l'afficheur, gère l'unité de diagnostic et l'unité de traitement en fonction de d'indication entrées sur le clavier de commande, et présente sur l'afficheur les résultats du diagnostic par ultrasons.
PCT/KR2003/001906 2003-01-28 2003-09-18 Sonde medicale portable a ultrasons WO2004066843A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2003263625A AU2003263625A1 (en) 2003-01-28 2003-09-18 Portable ultrasonic medical appliance

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KR10-2003-0005463A KR100516902B1 (ko) 2003-01-28 2003-01-28 이동통신 단말기의 배터리 팩 장치
KR10-2003-0005463 2003-01-28

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WO2009097652A1 (fr) * 2008-02-07 2009-08-13 Signostics Pty Ltd Affichage à distance pour un appareil de balayage médical
WO2009149499A1 (fr) * 2008-06-13 2009-12-17 Signostics Limited Dispositif d'affichage à balayage amélioré
CN103226623A (zh) * 2013-05-03 2013-07-31 上海和伍新材料科技有限公司 一种超声检测设备系统中的多交互终端方法
CN114642837A (zh) * 2022-03-07 2022-06-21 江苏经纬技术创新咨询有限公司 一种基于智能导航的超声复合波助疗仪及其使用方法
CN115633984A (zh) * 2022-11-04 2023-01-24 天津大学 一种微型高集成超声波装置

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KR100948050B1 (ko) * 2006-11-23 2010-03-19 주식회사 메디슨 휴대용 초음파 시스템
JP4951382B2 (ja) * 2007-03-29 2012-06-13 オリンパスメディカルシステムズ株式会社 システムコントローラ
KR101052060B1 (ko) * 2010-07-30 2011-07-26 조성찬 집속 초음파 생성 장치
KR101120589B1 (ko) * 2011-02-28 2012-03-09 동국대학교 산학협력단 초음파 진단 및 치료를 위한 펄스 발생 장치
KR101246974B1 (ko) * 2011-05-18 2013-03-25 성균관대학교산학협력단 초음파 모니터링에 의한 집속형 초음파 시술통제 장치 및 방법
KR101945988B1 (ko) * 2014-07-07 2019-02-08 주식회사 아이알엠 초음파 진단기와 스마트 기기를 연동한 원격지원시스템
CN107982647A (zh) * 2017-12-13 2018-05-04 深圳市圣祥高科技有限公司 超声治疗设备

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Publication number Priority date Publication date Assignee Title
WO2009097652A1 (fr) * 2008-02-07 2009-08-13 Signostics Pty Ltd Affichage à distance pour un appareil de balayage médical
WO2009149499A1 (fr) * 2008-06-13 2009-12-17 Signostics Limited Dispositif d'affichage à balayage amélioré
CN103226623A (zh) * 2013-05-03 2013-07-31 上海和伍新材料科技有限公司 一种超声检测设备系统中的多交互终端方法
CN114642837A (zh) * 2022-03-07 2022-06-21 江苏经纬技术创新咨询有限公司 一种基于智能导航的超声复合波助疗仪及其使用方法
CN114642837B (zh) * 2022-03-07 2023-08-15 江苏经纬知识产权运营有限公司 一种基于智能导航的超声复合波助疗仪
CN115633984A (zh) * 2022-11-04 2023-01-24 天津大学 一种微型高集成超声波装置

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KR20040069043A (ko) 2004-08-04
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