Patents by Inventor Yoshitaka Miyoshi

Yoshitaka Miyoshi 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).

  • Patent number: 9125560
    Abstract: A detecting apparatus includes: a change-over switch for switching on/off display of a scope model on a liquid crystal monitor; a position calculating portion for calculating respective positions of source coils; a scope model generating portion for generating a scope model of an electronic endoscope based on the respective positions of the source coils calculated by the position calculating portion; and a selector for selectively outputting to the liquid crystal monitor a display-pause-time image stored in a display-pause-time image storing portion and a scope model image from the scope model generating portion; and a control portion for controlling each of these portions. The detecting apparatus thus displays an insertion shape of the endoscope at a timing as needed.
    Type: Grant
    Filed: March 1, 2006
    Date of Patent: September 8, 2015
    Assignee: OLYMPUS CORPORATION
    Inventors: Yoshitaka Miyoshi, Fumiyuki Onoda, Hiroshi Niwa, Tomohiko Oda, Minoru Sato, Chieko Aizawa, Kensuke Miyake
  • Patent number: 8192354
    Abstract: An endoscope inserted-shape detecting apparatus 8 includes a sense coil unit 23 in which multiple sense coil groups of sense coil groups 23A to 23I for detecting magnetic fields generated by multiple source coils 21 in an inserted-shape detecting probe 6 are placed as a part of the endoscope inserted-shape detecting apparatus 8, a signal detecting section 33, a source coil position analyzing section 35 and a signal control section 37 that selects a magnetic-field detecting element to be used for detection of a magnetic field signal based on the magnetic field generated by each of the source coils 21 from the sense coil groups 23A to 23I in a control section based on positional information signals outputted from the source coil position analyzing section 35.
    Type: Grant
    Filed: May 29, 2007
    Date of Patent: June 5, 2012
    Assignee: Olympus Corporation
    Inventors: Kensuke Miyake, Yoshitaka Miyoshi, Chieko Aizawa, Fumiyuki Onoda, Minoru Sato, Hiroshi Niwa, Tomohiko Oda
  • Patent number: 8147404
    Abstract: A driving block includes a plurality of magnetic-field generating elements and a driving signal generating section, and the magnetic field generated by the plurality of magnetic-field generating elements is detected by a plurality of magnetic-field detecting elements. A shape calculating block calculates a shape of an insertion portion of an endoscope based on a frequency component corresponding to a frequency of the driving signal in a detection signal detected by the plurality of magnetic-field detecting elements. Oscillation frequency of the reference clock for deciding the frequency of the driving signal is changeably set by the frequency setting section, and the reference clock with oscillation frequency set by the frequency setting section is supplied to both of the driving block and the shape calculating block.
    Type: Grant
    Filed: May 3, 2007
    Date of Patent: April 3, 2012
    Assignee: Olympus Corporation
    Inventors: Yoshitaka Miyoshi, Chieko Aizawa, Kensuke Miyake, Fumiyuki Onoda, Minoru Sato, Hiroshi Niwa, Tomohiko Oda
  • Patent number: 7857753
    Abstract: A source coil drive circuit section of an endoscope shape detection device includes, an oscillator that generates a sine wave and an amplifier that amplifies the sine wave and generates (drives) an alternating magnetic field to source coils through a switch section. The switch section is configured to switch a direct current to an output of the amplifier and supply to the source coils. In the source coil drive circuit section, a direct current resistance value detection section for measuring a direct current resistance value of the source coils by voltage drop when the switch section is supplying the direct current to the source coils is provided.
    Type: Grant
    Filed: May 4, 2007
    Date of Patent: December 28, 2010
    Assignees: Olympus Medical Systems Corp., Olympus Corporation
    Inventors: Fumiyuki Onoda, Hiroshi Niwa, Tomohiko Oda, Minoru Sato, Kensuke Miyake, Yoshitaka Miyoshi, Kazutaka Tuji, Chieko Aizawa
  • Patent number: 7738940
    Abstract: A medical image recording system easily obtains information of a device, etc. used at the time of an examination without conscious effort on operator's part, and records image information and the device information, which are obtained at the time of the examination, by making a 1-to-1 association between them. The system comprises at least an image information obtaining unit obtaining an observation image at the time of an examination for a medical treatment, a device information obtaining unit obtaining information of a device used at the time of the examination, and a recording unit recording information composing of the image information obtained by the image information obtaining unit and the device information obtained by the device information obtaining unit, as one associated information.
    Type: Grant
    Filed: April 23, 2004
    Date of Patent: June 15, 2010
    Assignee: Olympus Corporation
    Inventors: Hideyuki Shoji, Mutsumi Ohshima, Yoshitaka Miyoshi, Tomohiko Oda, Nobuyasu Ito, Tadao Eto, Toshiro Ijichi, Katsuyoshi Ishibashi, Masashi Kikkawa, Kazutaka Nakatsuchi
  • Publication number: 20090287047
    Abstract: To facilitate a connection operation between a signal processing device and an endoscope apparatus in which a processing system that performs signal processing of image pickup signals of an electronic endoscope and a processing system that calculates an insertion shape of the endoscope are integrated, a scope connector 41 of the endoscope has a connector for inputting signals from UPD coils 58, and can be connected to an endoscope system controlling device 5 via an adaptor 42 together with other video signals and the like.
    Type: Application
    Filed: September 14, 2006
    Publication date: November 19, 2009
    Applicant: OLYMPUS MEDICAL SYSTEMS CORP.
    Inventors: Fumiyuki Onoda, Tomohiko Oda, Hiroshi Niwa, Kensuke Miyake, Minoru Sato, Chieko Aizawa, Yoshitaka Miyoshi
  • Publication number: 20090234223
    Abstract: According to the invention, an endoscope system as a surgery assisting apparatus includes a surgery apparatus for performing treatment by abdominal operation procedure on a region to be treated in a body of a patient, and a luminal organ shape detecting apparatus used for assisting (supporting) the abdominal operation procedure. The luminal organ shape detecting apparatus is used as blood vessel position notifying means when procedure is performed by inserting a probe as a luminal organ insertion probe into a blood vessel, for example. This allows the luminal organ irrespective of the treatment to be easily and surely detected and enables a smooth procedure to be performed.
    Type: Application
    Filed: February 22, 2006
    Publication date: September 17, 2009
    Inventors: Fumiyuki Onoda, Hiroshi Niwa, Minoru Sato, Tomohiko Oda, Yoshitaka Miyoshi, Kensuke Miyake, Chieko Aizawa
  • Publication number: 20090030306
    Abstract: A detecting apparatus includes: a change-over switch for switching on/off display of a scope model on a liquid crystal monitor; a position calculating portion for calculating respective positions of source coils; a scope model generating portion for generating a scope model of an electronic endoscope based on the respective positions of the source coils calculated by the position calculating portion; and a selector for selectively outputting to the liquid crystal monitor a display-pause-time image stored in a display-pause-time image storing portion and a scope model image from the scope model generating portion; and a control portion for controlling each of these portions. The detecting apparatus thus displays an insertion shape of the endoscope at a timing as needed.
    Type: Application
    Filed: March 1, 2006
    Publication date: January 29, 2009
    Inventors: Yoshitaka Miyoshi, Fumiyuki Onoda, Hiroshi Niwa, Tomohiko Oda, Minoru Sato, Chieko Aizawa, Kensuke Miyake
  • Publication number: 20070238922
    Abstract: A driving signal is supplied from a transmission block to a magnetic-field generating element arranged on either one of an inside of an endoscope insertion portion and an outside of an endoscope. A magnetic field generated by the magnetic-field generating element is detected by a magnetic-field detecting element arranged on the other and the signal is received by a receiving block. For the signal from the receiving block, control processing including processing for calculating the shape of the endoscope insertion portion is carried out from position information of the magnetic-field generating element or the magnetic-field detecting element arranged inside the endoscope insertion portion. The receiving block provided with an amplification circuit for at least amplifying the signal detected by the magnetic-field detecting element is formed separately from the transmission block and the control block.
    Type: Application
    Filed: April 25, 2007
    Publication date: October 11, 2007
    Applicant: Olympus Corporation
    Inventors: Tomohiko Oda, Hiroshi Niwa, Fumiyuki Onoda, Minoru Sato, Kensuke Miyake, Yoshitaka Miyoshi, Chieko Aizawa
  • Publication number: 20070232854
    Abstract: An endoscope inserted-shape detecting apparatus 8 includes a sense coil unit 23 in which multiple sense coil groups of sense coil groups 23A to 23I for detecting magnetic fields generated by multiple source coils 21 in an inserted-shape detecting probe 6 are placed as a part of the endoscope inserted-shape detecting apparatus 8, a signal detecting section 33, a source coil position analyzing section 35 and a signal control section 37 that selects a magnetic-field detecting element to be used for detection of a magnetic field signal based on the magnetic field generated by each of the source coils 21 from the sense coil groups 23A to 231I in a control section based on positional information signals outputted from the source coil position analyzing section 35.
    Type: Application
    Filed: May 29, 2007
    Publication date: October 4, 2007
    Applicant: Olympus Corporation
    Inventors: Kensuke Miyake, Yoshitaka Miyoshi, Chieko Aizawa, Fumiyuki Onoda, Minoru Sato, Hiroshi Niwa, Tomohiko Oda
  • Publication number: 20070219410
    Abstract: A source coil drive circuit section of an endoscope shape detection device includes, an oscillator that generates a sine wave and an amplifier that amplifies the sine wave and generates (drives) an alternating magnetic field to source coils through a switch section. The switch section is configured to switch a direct current to an output of the amplifier and supply to the source coils. In the source coil drive circuit section, a direct current resistance value detection section for measuring a direct current resistance value of the source coils by voltage drop when the switch section is supplying the direct current to the source coils is provided.
    Type: Application
    Filed: May 4, 2007
    Publication date: September 20, 2007
    Applicants: OLYMPUS MEDICAL SYSTEMS CORP., OLYMPUS CORPORATION
    Inventors: Fumiyuki Onoda, Hiroshi Niwa, Tomohiko Oda, Minoru Sato, Kensuke Miyake, Yoshitaka Miyoshi, Kazutaka Tuji, Chieko Aizawa
  • Publication number: 20070208222
    Abstract: A driving block includes a plurality of magnetic-field generating elements and a driving signal generating section, and the magnetic field generated by the plurality of magnetic-field generating elements is detected by a plurality of magnetic-field detecting elements. A shape calculating block calculates a shape of an insertion portion of an endoscope based on a frequency component corresponding to a frequency of the driving signal in a detection signal detected by the plurality of magnetic-field detecting elements. Oscillation frequency of the reference clock for deciding the frequency of the driving signal is changeably set by the frequency setting section, and the reference clock with oscillation frequency set by the frequency setting section is supplied to both of the driving block and the shape calculating block.
    Type: Application
    Filed: May 3, 2007
    Publication date: September 6, 2007
    Applicant: OLYMPUS CORPORATION
    Inventors: Yoshitaka Miyoshi, Chieko Aizawa, Kensuke Miyake, Fumiyuki Onoda, Minoru Sato, Hiroshi Niwa, Tomohiko Oda
  • Publication number: 20060106284
    Abstract: This is the communication method of an image storage device for recording medical information. The communication method comprises a receiving information from a plurality of devices for providing at least one of setting information, status information, inspection image information and patient information, and transmits at least one of the setting information and status information or information obtained by processing the information, via a network, in addition to the inspection image information and patient information.
    Type: Application
    Filed: November 22, 2005
    Publication date: May 18, 2006
    Applicant: OLYMPUS CORPORATION
    Inventors: Hideyuki Shouji, Tomohiko Oda, Yoshitaka Miyoshi, Nobuyasu Ito, Toshiro Ijichi, Mutsumi Ohshima, Tadao Eto, Masashi Kikkawa, Katsuyoshi Ishibashi, Kazutaka Nakatsuchi
  • Patent number: 6949068
    Abstract: By disposing a plurality of magnetic-field generating elements in the inserted portion of an endoscope, and by detecting it using a magnetic-field detecting unit disposed around the inserted portion, the shape of the inserted portion inserted into a body cavity is detected and it is displayed on a display device. For this purpose, it is determined whether the inserted portion is in an effective detection range in which the insertion portion shape can be detected by a detecting unit with a practicable accuracy, and by changing the display color of the inserted portion shape based on the determination result, it can be easily checked whether the inserted portion is in the effective detection range.
    Type: Grant
    Filed: May 2, 2002
    Date of Patent: September 27, 2005
    Assignee: Olympus Corporation
    Inventors: Akira Taniguchi, Fumiyuki Onoda, Jun Hasegawa, Yoshitaka Miyoshi, Shoichi Amano, Chieko Aizawa
  • Publication number: 20040243448
    Abstract: A medical image recording system easily obtains information of a device, etc. used at the time of an examination without conscious effort on operator's part, and records image information and the device information, which are obtained at the time of the examination, by making a 1-to-1 association between them. The system comprises at least an image information obtaining unit obtaining an observation image at the time of an examination for a medical treatment, a device information obtaining unit obtaining information of a device used at the time of the examination, and a recording unit recording information composing of the image information obtained by the image information obtaining unit and the device information obtained by the device information obtaining unit, as one associated information.
    Type: Application
    Filed: April 23, 2004
    Publication date: December 2, 2004
    Applicant: OLYMPUS CORPORATION
    Inventors: Hideyuki Shoji, Mutsumi Ohshima, Yoshitaka Miyoshi, Tomohiko Oda, Nobuyasu Ito, Tadao Eto, Toshiro Ijichi, Katsuyoshi Ishibashi, Masashi Kikkawa, Kazutaka Nakatsuchi
  • Publication number: 20040239760
    Abstract: A medical image recording apparatus records an endoscopic image captured by an endoscope, and includes a generation unit for generating image data used for display data on a monitor, and a composition unit for combining the endoscopic image captured by the endoscope with the image data, and outputting the composition result to the monitor.
    Type: Application
    Filed: April 26, 2004
    Publication date: December 2, 2004
    Applicant: Olympus Corporation
    Inventors: Hideyuki Shoji, Mutsumi Ohshima, Yoshitaka Miyoshi, Tomohiko Oda, Nobuyasu Ito, Tadao Eto, Toshiro Ijichi, Katsuyoshi Ishibashi, Masashi Kikkawa, Kazutaka Nakatsuchi
  • Publication number: 20020169361
    Abstract: By disposing a plurality of magnetic-field generating elements in the inserted portion of an endoscope, and by detecting it using a magnetic-field detecting unit disposed around the inserted portion, the shape of the inserted portion inserted into a body cavity is detected and it is displayed on a display device. For this purpose, it is determined whether the inserted portion is in an effective detection range in which the insertion portion shape can be detected by a detecting unit with a practicable accuracy, and by changing the display color of the inserted portion shape based on the determination result, it can be easily checked whether the inserted portion is in the effective detection range.
    Type: Application
    Filed: May 2, 2002
    Publication date: November 14, 2002
    Applicant: Olympus Optical Co., Ltd.
    Inventors: Akira Taniguchi, Fumiyuki Onoda, Jun Hasegawa, Yoshitaka Miyoshi, Shoichi Amano, Chieko Aizawa
  • Patent number: 6339446
    Abstract: An endoscopic image display system has a recording apparatus for recording an endoscopic image signal, a retrieval apparatus connected with the recording apparatus so as to retrieve an image recorded in the recording apparatus, the retrieval apparatus generating a retrieval-character image signal for an operation to effect such a retrieval, a hi-vision monitor for displaying an endoscopic image from the recording apparatus which has been retrieved by the retrieval apparatus; and an image display control apparatus for outputting to the hi-vision monitor a retrieval-character image signal from the retrieval apparatus, and for controlling the outputting of a plurality of image signals in such a manner that a retrieval-character image is displayed together with the endoscopic image by the monitor on the same screen.
    Type: Grant
    Filed: April 27, 1995
    Date of Patent: January 15, 2002
    Assignee: Olympus Optical Co., Ltd.
    Inventor: Yoshitaka Miyoshi
  • Patent number: 5568271
    Abstract: An endoscope image recording apparatus comprises a video endoscope having, at a forward end of an inserting section, an image pickup element, for image-picking-up the interior of a body cavity or the like, an image control unit for signal-processing a picture signal from the video endoscope, to generate an image signal, a portable IC memory card for recording the image signal from the image control unit as image data, a digital audio tape (DAT), a monitor for displaying the image signal from the image control unit or image data recorded on the IC memory card or the DATA, and indication means for indicating control operation to the image control unit. The IC memory card and the DAT tape record a serial number of the image, an INDEX image of the image, patient data, and image data. The IC memory card records an ID number of the DAT tape, while the DAT tape records an ID number of the IC memory card.
    Type: Grant
    Filed: March 17, 1995
    Date of Patent: October 22, 1996
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Masami Fukuchi, Yoshitaka Miyoshi, Masahide Kanno, Shin-ichiro Hattori, Kazunari Nakamura, Keiichi Hiyama, Jun Hasegawa
  • Patent number: 5305098
    Abstract: A video signal generator produces a video signal which contains an endoscope image sensed by an image sensor and a character image comprising an ID code, etc. The video signal generator is connected to an image processing unit via a communication circuit, through which information indicating an arrangement for respective signal areas of the endoscope image and the character image contained in the video signal is transmitted. Based on the information received by the communication circuit, the image processing unit performs different processing for each image area of the endoscope image and the character image contained in the video signal.
    Type: Grant
    Filed: April 9, 1992
    Date of Patent: April 19, 1994
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Kenji Matsunaka, Yoshitaka Miyoshi