Patents by Inventor Yoshio Onuki
Yoshio Onuki has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 7524284Abstract: An endoscopy system includes: a motor-driven operating device that an operation section of an accessory is attachable to, the operating device operating the operation section in a motor-driven manner, the accessory having an accessory insertion section to be introduced into a body cavity through an insertion section of an endoscope; a motor-driven forward/backward moving device, arranged in an operation section of the endoscope, for moving the accessory insertion section forward or backward in a motor-driven manner; a control device electrically connected to the motor-driven forward/backward moving device and the motor-driven operating device, the control device including a control unit for outputting control signals to the forward/backward moving device and the operating device and a memory unit for storing one or more treatment operation programs corresponding to accessories to be mounted on the motor-driven forward/backward moving device; and an operation instructing device electrically connected to the coType: GrantFiled: February 6, 2006Date of Patent: April 28, 2009Assignee: Olympus Medical Systems Corp.Inventors: Kazushi Murakami, Takaaki Komiya, Yoshio Onuki, Takehiro Nishiie, Yasuhito Kura, Hiroaki Ichikawa
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Publication number: 20090105536Abstract: An endoscope treatment system includes: an advancing and retracing device which electromotively advances and retracts a treatment instrument insertion portion of a treatment instrument to be introduced in a treatment instrument insertion channel through a treatment instrument opening opened at a mouth ring portion of an endoscope; and a connecting tube including a tube main frame to which the treatment instrument insertion portion is inserted and an attaching portion provided at one end portion of the tube main frame, while the attaching portion is arranged at the mouth ring portion or the treatment instrument insertion portion integrally.Type: ApplicationFiled: December 1, 2008Publication date: April 23, 2009Applicant: OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Kazuki Honda, Yasuhito Kura, Takehiro Nishiie, Kazushi Murakami, Yoshio Onuki, Hiroaki Ichikawa, Takaaki Komiya
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Publication number: 20090105730Abstract: A medical ligating apparatus includes a medical ligating device having a member which is made of a flexible line and ligates living tissues, and a fixing member which is movably provided at the ligating member and fixes the living tissues in a ligated state, a manipulating device having a flexible sheath and a proximal manipulating section, and a cutting member for cutting the ligating member. The cutting member is provided on the manipulating device and is movably provided on the ligating member.Type: ApplicationFiled: November 28, 2008Publication date: April 23, 2009Applicant: OLYMPUS CORPORATIONInventors: Yoshio Onuki, Satoshi Miyamoto, Koichi Kawashima
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Publication number: 20090062603Abstract: A treatment instrument operation unit is provided with a drive unit, an operation portion installation section and a command signal output section. The drive unit drives an operation portion for operating each treatment section of the respective treatment instruments. The operation portion is attached to the operation portion installation section provided to the drive unit. The command signal output section outputs an installation start signal to a controller for notifying that the installation of the treatment instrument has begun upon installation of the operation portion in the operation portion installation section. After outputting the installation start signal from the command signal output section to the controller, the drive unit drives the operation portion installation section to the position where the operation portion is allowed to be installed based on the control signal outputted form the controller.Type: ApplicationFiled: September 5, 2007Publication date: March 5, 2009Applicant: OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Kazushi MURAKAMI, Yoshio ONUKI, Takaaki KOMIYA, Hiroaki ICHIKAWA, Tsutomu OKADA, Kazuki HONDA, Yasuhito KURA
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Publication number: 20090023989Abstract: An endoscope system according to the present invention includes: an endoscope equipped with a long insertion portion; a medical instrument which includes a treating portion installed in a distal part and used to perform various treatments in a body cavity and a long sheath including a rigid portion with predetermined flexibility and a flexible portion more flexible than the rigid portion, the rigid portion and flexible portion being installed consecutively starting from a distal side, where the sheath is inserted in a channel of the insertion portion of the endoscope; an operation instruction apparatus used to give commands regarding operation of the medical instrument; a first medical instrument drive apparatus which operates the treating portion of the medical instrument; and a second medical instrument drive apparatus which moves the sheath forward and backward.Type: ApplicationFiled: August 12, 2008Publication date: January 22, 2009Applicant: OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Kazuki HONDA, Kazushi MURAKAMI, Hiroaki ICHIKAWA, Takehiro NISHIIE, Yasuhito KURA, Yoshio ONUKI, Takaaki KOMIYA
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Publication number: 20090018390Abstract: A medical system according to the present invention includes: a medical instrument provided with a treatment portion for performing treatment operations on living body tissue; a treatment portion displacement mechanism for displacing the position of the treatment portion of the medical instrument; a treatment detection portion that detects whether the treatment portion is in a treatment state or a non-treatment state; and a control portion that controls displacement of the treatment portion by controlling the treatment portion displacement mechanism according to detection results from the treatment detection portion.Type: ApplicationFiled: July 9, 2007Publication date: January 15, 2009Applicant: Olympus Medical Systems Corp.Inventors: Kazuki Honda, Yasuhito Kura, Takaaki Komiya, Kazushi Murakami, Hiroaki Ichikawa, Tsutomu Okada, Yoshio Onuki
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Publication number: 20090012475Abstract: A fixing portion is provided so that the position of a guide wire (1) relative to an endoscope (2) is fixed lest it change by means of a retaining wire (12) that has one end coupled to the distal end portion side of a guide wire body (11) and the other end extending to the proximal end portion side of the guide wire body (11).Type: ApplicationFiled: June 26, 2008Publication date: January 8, 2009Applicant: OLYMPUS CORPORATIONInventors: Yoshio Onuki, Koh Kimura
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Publication number: 20080319260Abstract: A medical device of the invention includes: a treatment instrument including a treatment portion which is used extended from a distal end of an endoscope insertion portion having a treatment instrument channel, an operation portion for operation of advancing/retreating an operation wire coupled to the treatment portion, and a treatment instrument insertion portion in which the operation wire is advanceably/retreatably inserted, the treatment instrument insertion portion having a predetermined flexibility and inserted into the treatment instrument channel; a detecting portion for detecting advancing/retreating moving amount of the treatment instrument insertion portion; a treatment portion operating device to which the operation portion is installed, the treatment portion operating device advancing/retreating the operation wire to operate the treatment portion; an operation instructing portion for instructing operation of the treatment portion; and a control device for judging a state of the treatment instrumeType: ApplicationFiled: June 22, 2007Publication date: December 25, 2008Applicant: Olympus Medical Systems Corp.Inventors: Kazushi Murakami, Yoshio Onuki, Takaaki Komiya, Hiroaki Ichikawa, Yasuhito Kura, Kazuki Honda, Takehiro Nishiie
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Publication number: 20080294003Abstract: According to the present invention, there is provided an endoscope system including: an endoscope having an elongated insertion portion; a medical instrument configured to be inserted in a channel of the insertion portion of the endoscope and to have an elongated flexible sheath; and an advancing and retracting apparatus configured to advance and retract the sheath of the medical instrument in the channel with two rollers, wherein the sheath of the medical instrument is configured to have an outer diameter larger than the distance between the roller surfaces of the two rollers, and to have a frictional resistance increasing unit for increasing frictional resistance between the respective roller surfaces and the outer peripheral surface of the sheath in contact with the respective roller surfaces in a state where the sheath is inserted between the two rollers.Type: ApplicationFiled: August 12, 2008Publication date: November 27, 2008Applicant: OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Kazuki HONDA, Kazushi MURAKAMI, Hiroaki ICHIKAWA, Takehiro NISHIIE, Yasuhito KURA, Yoshio ONUKI, Takaaki KOMIYA
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Publication number: 20080287961Abstract: An elongated medical member of the invention includes: an insertion portion having a long length which is provided with a lumen through which an operation treatment instrument for carrying out a predetermined medical action can be penetrated; a guide portion for guiding the insertion portion, which is extended from a distal end of the insertion portion; and a holding portion for holding the operation treatment instrument, which is provided to the guide portion.Type: ApplicationFiled: May 30, 2008Publication date: November 20, 2008Applicant: OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Satoshi MIYAMOTO, Yasuhito KURA, Yoshio ONUKI
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Publication number: 20080262293Abstract: An endoscopic operation assisting device includes a first handle member and a second handle member, which are openable and closable. The first handle member includes, at the side of an opening and closing surface portion thereof, a groove forming an insertion section holding hole for holding an insertion section of an endoscope. Further, the first handle member includes, on a surface portion of the first handle member contraposed to the opening and closing surface portion, a step portion including a flat surface which is provided at a distal end side disposed toward the direction of a distal end portion of the insertion section and which is lower than a proximal end side. Meanwhile, the second handle member includes, at the side of an opening and closing surface portion thereof, a groove forming the insertion section holding hole.Type: ApplicationFiled: April 19, 2007Publication date: October 23, 2008Applicant: Olympus Medical Systems CorpInventors: Kazushi Murakami, Yoshio Onuki, Yasuhito Kura, Hiroaki Ichikawa, Takaaki Komiya, Kazuki Honda, Tatsutoshi Hashimoto
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Publication number: 20080249356Abstract: With a first endoscope inserted through an overtube, the overtube is orally inserted into an object being examined, and a distal end portion of an insertion tube of the first endoscope is made to advance, within the object, from a jejunum via a jejunum-to-jejunum anastomosed portion and a jejunum-anastomosed bent portion so that the distal end portion is located adjacently to a Vater's papilla of a duodenum. The overtube is then sent to a position which is adjacent to the Vater's papilla along the insertion tube of the first endoscope. After this, the first endoscope is pulled from the overtube. A second endoscope is then inserted into the overtube to make a distal end portion of its insertion tube protrude from the distal end of the overtube and is located adjacently to the Vater's papilla. The second endoscope thus-approached is used to treat the Vater's papilla and the tissue therearound.Type: ApplicationFiled: April 4, 2007Publication date: October 9, 2008Applicant: Olympus Medical Systems CorporationInventors: Kousuke Motai, Yoshio Onuki, Yasuhito Kura
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Publication number: 20080249358Abstract: An overtube comprises a flexible tubular portion in which an insertion channel is formed. An endoscope is inserted through the insertion channel. A plurality of balloons are loaded at plural positions on an outer surface of the flexible tubular portion. Specially, the balloons are expanded and shrunk selectively every use pattern, and the positions are different from each other in an axial direction of the flexible tubular portion and set to be fixed to an inner wall of either a body cavity or a tubular cavity of an object being examined at mutually different positions of the inner wall by expanding the balloons.Type: ApplicationFiled: April 4, 2007Publication date: October 9, 2008Applicant: Olympus Medical Systems CorporationInventors: Kousuke Motai, Yoshio Onuki, Yasuhito Kura
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Publication number: 20080214890Abstract: A therapeutic system is provided, which is preferable to a treatment of pancreatic duct and biliary duct for Roux-en-Y gastrectomy patient. The therapeutic system is provided with a catheter equipped with an imaging device outputting a signal in reply to imaging, an overtube to be inserted into inside a patient, and a display displaying images based on the signal outputted from the imaging device. The overtube has an inserting channel into which the catheter is inserted, a therapeutic instrument channel into which a therapeutic instrument is inserted, an elevating base formed in an opening located at a distal end of, at least, the therapeutic-instrument channel, and an operation device to operate the elevating base. The elevating base is formed to allow a distal end portion of the therapeutic instrument to be mounted on the elevating base to elevate the distal end portion.Type: ApplicationFiled: March 1, 2007Publication date: September 4, 2008Applicant: OLYMPUS MEDICAL SYSTEMS CORPORATIONInventors: Kousuke Motai, Yoshio Onuki, Yasuhito Kura
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Publication number: 20080200756Abstract: A medical system includes: a treatment instrument having an insertion portion configured by an exterior member, and an insertion member that is inserted into the exterior member and is longer than the exterior member; an insertion portion inserting/pulling-out device to transmit a driving force to the exterior member or the insertion member configuring the insertion portion of the treatment instrument, the insertion portion inserting/pulling-out device advancing/retreating at least one of the exterior member and the insertion member; and a driving force non-transmitting portion provided to the insertion member, the driving force non-transmitting portion preventing a driving force of the insertion portion inserting/pulling-out device from being transmitted to the exterior member when the insertion member is moved by a predetermined distance.Type: ApplicationFiled: February 20, 2007Publication date: August 21, 2008Applicant: Olympus Medical Systems CorporationInventors: Tsutomu Okada, Hiroaki Ichikawa, Takaaki Komiya, Yoshio Onuki, Kazuki Honda, Yasuhito Kura, Kazushi Murakami
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Publication number: 20080171908Abstract: A biopsy forceps as one of treatment instruments for endoscope includes: a tubular coil sheath introduced into a body cavity through a treatment instrument channel included in an endoscope insertion portion; a treatment portion disposed closer to a distal end side than a distal end surface of the coil sheath; an operation wire for transmitting a turning force to turn the treatment portion in a circumferential direction, the operation wire being inserted in the coil sheath in a forwardly/backwardly movable manner and turned in the circumferential direction; and a turn restricting mechanism portion for restricting a turn position of the treatment portion turned by the turning force transmitted by the operation wire with respect to the coil sheath at a first turn-restricting position or at a second turn-restricting position.Type: ApplicationFiled: January 17, 2007Publication date: July 17, 2008Applicant: Olympus Medical Systems Corp.Inventors: Tsutomu Okada, Yoshio Onuki, Hiroaki Ichikawa, Kazushi Murakami, Kazuki Honda, Yasuhito Kura, Takaaki Komiya
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Publication number: 20080082021Abstract: A tissue capturing device is formed by a substantially circular cylinder-shaped container, a filter member, and a lens member. The filter member is provided with a substantially circular plate-shaped partitioning portion, and a circular column portion that is formed substantially in the shape of a circular column and that is provided coaxially with a top surface of the partitioning portion. Recessed portions that have a sufficient size to enable them to capture biological tissue are formed in a circumferential wall portion of the circular column portion. Tissue capturing surfaces are formed in bottom surfaces of the recessed portions. A plurality of micro through holes that penetrate as far as a bottom surface of the partitioning portion are formed in the tissue capturing surfaces of the recessed portions. A lens member is also mounted on the container. The mounting position of the lens member is a position that faces the tissue capturing surfaces.Type: ApplicationFiled: November 13, 2007Publication date: April 3, 2008Inventors: Hiroaki ICHIKAWA, Yoshio ONUKI, Norio ONISHI, Tetsuya YAMAMOTO, Takayasu MIKKAICHI
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Publication number: 20080039685Abstract: An endoscope system comprises multiple types of treatment tools including a treatment-tool insertion unit, and a function unit having a function for performing treatment; an electrically-driven operation device which electrically drives the function unit; an electrically-driven advance/retreat device which electrically drives the treatment-tool insertion unit; a control device including at least one of a control unit for outputting a control signal to the electrically-driven advance/retreat device and the electrically-driven operation device, and an operating program corresponding to a treatment tool; and an operation instructing device including a first operating instruction unit for outputting an instruction signal for placing the electrically-driven operation device and the electrically-driven advance/retreat device into a manually-driven operating state, and a second operating instruction unit for outputting an instruction signal for placing the electrically-driven operation device and the electrically-drType: ApplicationFiled: August 9, 2006Publication date: February 14, 2008Applicant: OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Takaaki Komiya, Kazushi Murakami, Hiroaki Ichikawa, Yoshio Onuki, Yasuhito Kura, Takehiro Nishiie
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Publication number: 20070299304Abstract: An endoscope system comprises an endoscope, a treatment instrument cartridge, an advancing and retracting device, a controlling device, and an operation instructing device. The endoscope includes a treatment instrument channel in an inserting portion. The treatment instrument cartridge includes a treatment instrument and a storage case. The treatment instrument includes a treatment instrument inserting portion having an elasticity which is inserted through the treatment instrument channel, a treatment section at the tip end thereof, and an operating portion at the base end thereof. The storage case includes an inserting portion storing section into which the treatment instrument inserting portion is wound, an extension port from which the tip end of the wound treatment instrument inserting portion is extended, and a holding section for holding the base end of the treatment instrument inserting portion or the operating portion.Type: ApplicationFiled: June 23, 2006Publication date: December 27, 2007Applicant: OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Kazushi Murakami, Takaaki Komiya, Hiroaki Ichikawa, Yoshio Onuki, Yasuhito Kura, Takehiro Nishiie, Kazuki Honda
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Publication number: 20070299305Abstract: An endoscope treatment system comprises plural types of treatment instruments, plural types of adapters, and an advancing and retracting device. The treatment instruments include treatment instrument inserting sections which can be inserted into a treatment instrument channel of an endoscope. The treatment instruments have different outer diameter dimensions depending on their types. The adapters are attached to the treatment instrument inserting sections having different outer diameter dimensions to form surface to be pressed which has a fixed dimension for the treatment instruments. The adapters respectively have a through-hole corresponding to each diameter dimension of the treatment instrument inserting sections. The advancing and retracting device includes a pair of rollers separated by a distance corresponding to the surface to be pressed of a fixed dimension. The rollers hold the surface to be pressed of the adapter attached to the treatment instrument inserting section under a predetermined pressure.Type: ApplicationFiled: June 23, 2006Publication date: December 27, 2007Inventors: Kazushi Murakami, Yoshio Onuki, Takaaki Komiya, Hiroaki Ichikawa, Yasuhito Kura, Takehiro Nishiie