Patents Examined by Philip R Smith
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Patent number: 7988620Abstract: A signal processing circuit of an external device includes a CPU and a memory which are not shown. A program for estimating at least one of the position and orientation of a capsule endoscope on the basis of strength signals received through respective antennas is installed in the signal processing circuit. A single-core coil to generate a magnetic field is arranged in the capsule endoscope. The generated magnetic field is detected by a plurality of coils arranged outside a body, whereby a distance that the capsule endoscope has traveled can be obtained with accuracy. This arrangement controls image-capture timing to reliably capture images necessary for a diagnosis and prevent unnecessary image capture.Type: GrantFiled: July 12, 2006Date of Patent: August 2, 2011Assignee: Olympus CorporationInventors: Jun Hasegawa, Hirokazu Nishimura, Hideki Tanaka, Ryoko Inoue
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Patent number: 7976462Abstract: Various embodiments of the present invention comprise endoscopes for viewing inside a cavity of a body such as a vessel like a vein or artery. These endoscopes may include at least one solid state emitter such as a light emitting diode (LED) that is inserted into the body cavity to provide illumination therein. Certain embodiments of the invention comprise disposable endoscopes that can be fabricated relatively inexpensively such that discarding these endoscopses after a single use is cost-effective. The endoscope may comprise a lens holder on a distal end of the endoscope for collection of light reflected from surfaces within the body in which the endoscope is inserted. This lens holder may have an inner cavity through which light passes along an optical path. Reflective surfaces on sidewalls of the inner cavity may direct light along this optical path. The endoscope may further comprise an elongated support structure for supporting a plurality of lenses disposed along the optical path.Type: GrantFiled: April 5, 2005Date of Patent: July 12, 2011Assignee: Integrated Endoscopy, Inc.Inventors: George Wright, Kais Almarzouck, Lonnie Hoyle
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Patent number: 7967742Abstract: A method for a variable direction of view endoscope used in combination with an image guided surgical system to provide new diagnostic and surgical capabilities. The method provides the following capabilities: greatly improved endoscopic orientation capabilities, global monitoring of endoscopic viewing direction, and greatly improved surgical approach and procedure planning.Type: GrantFiled: February 14, 2005Date of Patent: June 28, 2011Assignee: Karl Storz Imaging, Inc.Inventors: Hans David Hoeg, Nathan Jon Schara, Eric Lawrence Hale
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Patent number: 7967743Abstract: A high accurate image of a specimen is obtained by accurately measuring a distance between the specimen and a tip of a light emitting portion that irradiates a light to the specimen. An endoscope observation device includes the light emitting portion that irradiates the light to the specimen and a light receiving portion that receives an observation light returning from the specimen so as to form an image of the observation light received by the light receiving portion. The endoscope observation device is equipped with a distance measurement unit that measures an absolute distance between the tip of the insertion portion and the specimen through an interference of the low coherence light, a correction unit that corrects the brightness information of the observation light based on the absolute distance measured by the distance measurement unit, and an image forming unit that forms the image of the specimen based on the brightness information of the observation light corrected by the correction unit.Type: GrantFiled: February 15, 2007Date of Patent: June 28, 2011Assignee: Olympus CorporationInventor: Yasushige Ishihara
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Patent number: 7963914Abstract: In an endoscope, air/water feed pipe lines are arranged through an elongated insertion portion having an image pickup unit at its front end. In an operation portion arranged at the rear end of the insertion portion, there are provided an antenna, and a wireless transmission unit for wirelessly transmitting, using this antenna, information including image data on a subject picked up by the image pickup unit, to endoscope peripheral apparatuses in the outside.Type: GrantFiled: October 20, 2006Date of Patent: June 21, 2011Assignee: Olympus CorporationInventors: Sumihiro Uchimura, Akira Taniguchi, Fumiyuki Onoda, Toshiaki Noguchi, Katsuya Suzuki
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Patent number: 7959562Abstract: An object of the present invention is to make it possible to closely examine a specific region by making most use of an advantage of a compound-eye capsule endoscope that picks up images of an interior of a body cavity forward and backward in a movement direction of a capsule casing. By disposing imaging devices of respective imaging blocks in a capsule casing while having a relationship between arrangement directions of the imaging devices, e.g., making upward and downward directions U and D coincident with each other, a correspondence/positional relationship between the images picked up by the imaging devices is clear when the specific region such as an affected part in the body cavity is to be observed using the respective images forward and backward in the movement direction, thereby facilitating close examination on the specific region using the both images.Type: GrantFiled: January 29, 2007Date of Patent: June 14, 2011Assignee: Olympus Medical Systems Corp.Inventor: Noriyuki Fujimori
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Patent number: 7959558Abstract: In a camera head for an endoscope, a camera system for an endoscope, and an endoscope system of the invention, a camera head section has: an adaptor connection section to be connected to an eyepiece section of an endoscope that enables observation of inside of a body cavity of a subject; a CCD which picks up an observation image from the eyepiece section connected by the adaptor connection section; an image signal processing device which processes an image signal of the observation image picked up by the CCD; a cable including a connector as an output device which outputs the image signal from the image signal processing device; and a recording device which records the image signal.Type: GrantFiled: December 14, 2006Date of Patent: June 14, 2011Assignee: Olympus CorporationInventors: Mitsuhiro Ito, Junichi Ohnishi, Hiroyuki Kuroda
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Patent number: 7955254Abstract: A medical endoscope including a stem (1) receiving in its distal end part (3) a video camera (30), the end part (3) being pivotably adjustable relative to the main part (2) of the stem (1) and connecting lines (27, 31) running in the stem (1) from a proximal end region to the end part (3), wherein the main part (2) and the end part (3) are enclosed in sealing manner by rigid stem tubes (5, 8) which are supported in an abutting and sealing manner in a joint (4) by means of a hollow axle (16, 18) running perpendicularly to the stem parts (2, 3), the hollow axle being crossed by the connecting lines (27, 31) in the inside spaces of the stem parts (2, 3).Type: GrantFiled: April 2, 2007Date of Patent: June 7, 2011Assignee: Olympus Winter & IBE GmbHInventor: Harald Hanke
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Patent number: 7951074Abstract: An endoscope device is proposed for dealing with an erroneous operation of a surgeon. An endoscope device has an endoscope and a processor, wherein the endoscope has a switch unit and the processor has a CPU and an operating panel. In the event that the CPU of the processor detects that, of a first instruction signal transmitted from the switch unit and a second instruction signal transmitted from the operating panel, the instructions for performing the predetermined operation are not performed normally with one of the instruction signals, and instructions for performing an operation other than the predetermined operation is performed normally with the other instruction signal, the CPU stops the transmission of one of the instruction signals, and validates the operation content instructed by the other instruction signal.Type: GrantFiled: January 26, 2007Date of Patent: May 31, 2011Assignee: Olympus CorporationInventors: Tomoki Iwasaki, Tsutomu Hirai, Yutaka Fujisawa, Akihito Kawamura, Akihiko Mochida, Shoichi Amano, Kotaro Ogasawara, Katsuyuki Saito, Susumu Hashimoto, Makoto Tsunakawa, Takehiro Nakagawa
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Patent number: 7951071Abstract: A flexible shaft includes a flexible, elongated outer sheath, at least one drive shaft disposed within the outer sheath and a moisture sensor disposed within the outer sheath configured to detect moisture within the outer sheath. Another flexible shaft includes a flexible, elongated outer sheath, at least one flexible drive shaft disposed within the outer sheath and a coupling connected to a distal end of the outer sheath configured to couple to a surgical attachment. A sleeve includes an elongated shaft configured to receive a flexible shaft therein and a securing arrangement configured to selectively and variably retain the elongated shaft in any one of a number of longitudinal positions along the flexible shaft.Type: GrantFiled: March 15, 2002Date of Patent: May 31, 2011Assignee: Tyco Healthcare Group LPInventors: Michael P. Whitman, John E. Burbank, David A. Zeichner
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Patent number: 7942814Abstract: An endoscope has a fiber optic waveguide that transmits an image from a distal end to a proximal end, the waveguide having an outer diameter of less than 3 mm. A lens system is positioned at the distal end of the fiber optic waveguide. An imaging device is optically coupled to the proximal end of fiber optic waveguide. A disposable sheath extends about the fiber optic waveguide to provide a sterile barrier, and in a preferred embodiment the sheath includes an illumination channel. In a preferred embodiment, the lens system has a first lens element, a second lens element and an aperture stop.Type: GrantFiled: March 4, 2005Date of Patent: May 17, 2011Assignee: Visionscope Technologies LLCInventors: Paul Remijan, James E. McDonald
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Patent number: 7942810Abstract: An endoscope of the present invention includes an insert section inserted in a subject body, an operation section provided at a base end of the insert section, a control process section provided in the operation section, for controlling an image pickup section for capturing a subject body image and a predetermined function in the operation section, a signal circuit extending from the control process section, and a connection section provided to the operation section, for allowing detachable connection of a tube unit through which at least one duct line is inserted.Type: GrantFiled: August 25, 2006Date of Patent: May 17, 2011Assignee: Olympus CorporationInventors: Sumihiro Uchimura, Fumiyuki Onoda, Toshiaki Noguchi, Akira Taniguchi, Katsuya Suzuki
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Patent number: 7942811Abstract: A capsulated body having a facility, which acquires biomedical information through endoscopic examination or the like, incorporated therein is inserted into a duct within a living body. Whether the capsulated body has halted for a certain period of time is detected from the time-varying position of the capsulated body or a time-passing change in an image. If it is judged that the capsulated body has halted at a stenosed region or the like, the fact is notified so that the capsulated body can be collected immediately.Type: GrantFiled: October 11, 2006Date of Patent: May 17, 2011Assignee: Olympus CorporationInventors: Hidetake Segawa, Hironobu Takizawa, Hideyuki Adachi, Takeshi Yokoi
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Patent number: 7938773Abstract: At startup, a main CPU renders and copies various types of unique parameters stored in an SRAM card corresponding to an ID unique to endoscopes to DPRAM and SDRAM and enables the endoscopes to be used with these parameters. Also in the event of desiring to change the set parameters, the user requests a change via an HMI, whereby the changed parameters are copied to the SDRAM via the DPRAM, and electrically-operated curving actions of the endoscope can be performed with the changed parameters.Type: GrantFiled: February 20, 2007Date of Patent: May 10, 2011Assignee: Olympus CorporationInventors: Toshimasa Kawai, Eiichi Kobayashi, Takemitsu Honda, Seiichiro Kimoto
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Patent number: 7938771Abstract: An image pick-up unit inserted in the body picks up an image of the body, and transmits by radio the image to an extra-corporeal unit which is arranged outside the body. The image pick-up unit includes an image pick-up portion capturing an image, a data transmitting portion for transmitting the image obtained by the image pick-up portion to the extra-corporeal unit at a plurality of transmitting ratios, a characteristic amount detecting portion for detecting a predetermined amount of characteristics based on the image, and a determining portion for determining a valid image based on an output from the characteristic amount detecting portion. The data transmitting portion controls the data transmitting ratio in accordance with the determining result of the determining portion.Type: GrantFiled: February 26, 2007Date of Patent: May 10, 2011Assignee: Olympus CorporationInventors: Masatoshi Homan, Kaoru Kotouda, Motoo Azuma
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Patent number: 7935050Abstract: Apparatuses and methods for scanned beam endoscopes, endoscope tips, and scanned beam imagers are disclosed. In one aspect, a scanned beam endoscope includes an endoscope tip having a scanner, an illumination optical fiber, and at least one light detection element. The illumination optical fiber may be positioned so that a beam emitted from it passes through one of the openings in the scanner. In another aspect, a scanned beam endoscope includes an endoscope tip having a handle substrate that may be attached to the scanner and include one or more vias formed therein for selectively positioning and aligning the illumination optical fiber, detection optical fibers, or both.Type: GrantFiled: February 26, 2007Date of Patent: May 3, 2011Assignee: Microvision, Inc.Inventors: Selso Luanava, Randall B. Sprague
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Patent number: 7927273Abstract: An endoscope image pickup unit is disclosed that captures magnified images of an object. An objective optical system of the image pickup unit includes, in order from the object side, a front lens group having positive refractive power and an aperture stop. Various conditions are satisfied so as to provide an observation scale factor in the range of about 200 to 2000 so that cellular details can be observed, as in a microscope, while keeping the objective optical system sufficiently compact for insertion within a patient. Also disclosed is a focus adjustment apparatus and method for the endoscope image pickup unit, and a focus range check apparatus and method for the endoscope image pickup unit.Type: GrantFiled: September 13, 2006Date of Patent: April 19, 2011Assignee: Olympus CorporationInventor: Naoki Hasegawa
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Patent number: 7922653Abstract: A medical system including a capsule type medical device having a capsule configuration, an operation device, arranged external to the capsule type medical device, and including a generator circuit for generating a particular pattern signal, a switch, arranged in the capsule type medical device, for switching on or off power of the capsule type medical device, a receiver, arranged in the capsule type medical device, for receiving a signal from the outside, and a pattern monitoring unit, arranged in the capsule type medical device, for turning on or off the switch at the moment the pattern monitoring unit detects the particular pattern signal as an output signal from the receiver.Type: GrantFiled: August 23, 2004Date of Patent: April 12, 2011Assignee: Olympus CorporationInventor: Masatoshi Homan
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Patent number: 7922652Abstract: An endoscope that is free from a dead area and capable of preventing the physician from overlooking any nidus is an endoscope for taking the inside of digestive organs, and the endoscope is provided with an omnidirectional camera (32), a light (34), a forceps (36) and a rinse water injection port (38) at the tip (24). The omnidirectional camera (32) is a device for taking the inside of digestive organs, and is able to take 360-degree images of its surroundings. A probe-type endoscope (20) is provided with a receiver (26) composed of orthogonal coils, and the receiver (26) is used for estimating the position and attitude of the probe-type endoscope (20). An image taken by the omnidirectional camera (32) is presented on a display unit (28) of an image processing device (22) connected to the probe-type endoscope (20).Type: GrantFiled: February 17, 2005Date of Patent: April 12, 2011Assignee: Osaka UniversityInventors: Yasushi Yagi, Tomio Echigo, Ryusuke Sagawa
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Patent number: 7918786Abstract: This capsule type medical device system includes: a position detection device 4 which detects the position within the living body of a capsule type medical device 2 which can be ingested to within the living body; an electrode 5 which is provided in the vicinity of the outer surface of the capsule type medical device 2, and which applies an electrical stimulus to living body tissue; and a control device 6 which controls the electric current which flows to the electrode 5; and the control device 6 controls the electric current which flows to the electrode 5 based upon positional information which is detected by the position detection device 4.Type: GrantFiled: November 9, 2004Date of Patent: April 5, 2011Assignee: Olympus CorporationInventors: Hironao Kawano, Hironobu Takizawa, Takeshi Yokoi, Masatoshi Homan, Akio Uchiyama