"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 7637866 | Optical adaptor for endoscope and endoscope apparatus An optical adaptor for endoscope according to the present invention includes, in an outer casing, a light emitter, serving as a light source for illumination, and two terminals connected to the positive and negative electrodes of the light emitters to be externally ... | 12/29/2009 |
| 7365768 | Endoscope apparatus and function adjusting circuit for endoscope An endoscope includes an insert section, a CCD is mounted at the end of the insert section, and a CCU for producing a video signal is arranged in a control unit connected to a proximal end of the insert unit. The CCU includes a general-purpose DSP board having the f... | 04/29/2008 |
| 7316646 | Unified electrical and illumination cable for endoscopic video imaging system A video imaging system including an endoscopic device, a camera, a camera control unit and a light source, the camera coupled to the camera control unit and light source via a single cable connection. The cable is advantageously provided as a pair of wires and a lig... | 01/08/2008 |
| 7193828 | Video protection circuit providing short to battery protection while maintaining termination impedance The present invention provides for a transistor in series with the video input of a video input device prior to the termination resistor. The transistor is utilized due to the large amount of power that would be dissipated across the termination resistor if the vide... | 03/20/2007 |
| 7059040 | Optical module with lens integral holder fabrication method A method of forming an optical module includes mounting an image sensor to a base of a substrate and bonding a lens housing to a sidewall of the substrate. A mounting surface of the lens housing includes a locking feature having a horizontal surface and a vertical s... | 06/13/2006 |
| 7022066 | Capsule endoscope A capsule endoscope includes an image sensor that is fixed to a substrate and is covered by a transparent cover member such that a sealed air space is provided between the objective optical system and the image sensor. Also, a capsule endoscope is disclosed that inc... | 04/04/2006 |
| 6960161 | Unified electrical and illumination cable for endoscopic video imaging system A connector assembly for an endoscope apparatus, which includes a plug removably insertable in a receptacle, is disclosed. The plug has a molded body incorporating a light cable and an electrical connector in a fixed spatial relationship within the molded body. ... | 11/01/2005 |
| 6712758 | Grounding system for a fiberscope A grounding system for a fiberscope utilizing an electrically conductive braid surrounding at least a portion of a flexible hollow tube containing fiber optic bundles. The fiberscope also includes an electrically conductive member surrounding the bundle end. The sys... | 03/30/2004 |
| 6582357 | Treating instrument erecting device for use in endoscope A treating instrument erecting device for use in an endoscope includes a treating instrument erecting member for changing the direction of projection of the distal end portion of a treating instrument inserted in a treating instrument inserting channel. T... | 06/24/2003 |
| 6390972 | Electrically-isolated, sterilizable, endoscopic video camera head A video camera head configured for use with an endoscope and having a conductive inner chamber for shielding the imager and imager electronics from electro-magnetic interference is described in which the inner chamber is substantially isolated from contac... | 05/21/2002 |
| 6364828 | Elongated flexible inspection neck An articulating elongated inspection neck effective to shield radio frequency interference. The inspection neck includes a series of individual electrically conducting parts each having a passageway there through. The parts are pivotally joined together w... | 04/02/2002 |
| 6319197 | Endoscope system having reduced noise emission/permeation A medical system having an endoscope probe intubated into a body, a signal processing circuit for processing a signal for the probe and an electric source circuit insulated from a commercial electric source. A part of the signal processing circuit connect... | 11/20/2001 |
| 6099465 | Electromagnetically coupled electronic endoscope system An electronic endoscope system which is configured to eliminate the necessity to mount separate airtight means on a connector section between an electronic endoscope and an external unit at a stage of washing and disinfection, and maintain electrical isol... | 08/08/2000 |
| 6080101 | Endoscope video camera head which can be autoclaved A TV camera is attached to an eyepiece unit of an endoscope and includes a solid-state imaging device. A housing of the TV camera has an outer metallic sheathing. The outer metallic sheathing is hermetically coupled via an insulating material to a metalli... | 06/27/2000 |
| 6001058 | Portable endoscope system A unit connecting member for connecting an illuminating light supply unit to a control part of an endoscope includes a receiving socket mounted to the control part for detachably receiving the illuminating light supply unit for connection to, and disconne... | 12/14/1999 |
| 5941817 | Endoscope wherein electrical components are electrically isolated from patient-engaging components An endoscope comprises inner and outer tubes, the inner metal tube containing electrical an objective unit components including a solid state video imaging unit. An electrically insulative sleeve is disposed around the inner tube for electrically isolatin... | 08/24/1999 |
| 5913817 | Electrical isolation of endoscopic video camera A video camera isolation system and method for use with video cameras that are coupled to endoscopes that utilize simple pulse transformer technology to isolate the video camera head from the video processing circuitry allowing the processing circuitry to... | 06/22/1999 |
| 5877802 | Video-signal processing device connectable to an electronic endoscope A video-signal processing device is connectable to an electronic endoscope designed to output at least one kind of video signal, and comprises a character-information signal producer for producing a character-information signal on the basis of character-c... | 03/02/1999 |
| 5873816 | Electronic endoscope having an insertional portion a part of which is a conductive armor An electronic endoscope system comprises an insertional part at least part of whose armor is a conductor, an imaging unit incorporated in the insertional part and realized with a solid-state imaging device, a signal transmitting device for transmitting an... | 02/23/1999 |
| 5868664 | Electrically isolated sterilizable endoscopic video camera head A video camera head configured for use with an endoscope and having a conductive inner chamber for shielding the imager and imager electronics from electro-magnetic interference is described in which the inner chamber is substantially isolated from contac... | 02/09/1999 |
| 5865727 | Portable endoscope system A portable endoscope having a control part containing an entrance end portion of a light guide for transmitting light for illuminating an object, and a hermetic illuminating light supply unit containing a light source lamp for supplying illuminating light... | 02/02/1999 |
| 5830124 | Guide structure for electronic endoscope systems A connector guide structure for electronic endoscope systems capable of efficiently eliminating high-frequency noises which are allowed by a connector guide functioning as an antenna to mix by way of sheath members and a console. The connector guide struc... | 11/03/1998 |
| 5810714 | Endoscopic apparatus for reducing unwanted noise radiated from an electronic endoscope An endoscopic apparatus comprising a solid-state image pickup device installed in an insert assembly, a signal transmission member for conducting the electric signal into which the solid-state image pickup device photoelectrically converts an optical imag... | 09/22/1998 |
| 5716323 | Electrical isolation of endoscopic video camera A video camera isolation circuit for use with video cameras that are coupled to endoscopes utilizes simple pulse transformer technology to isolate the video camera head from the video processing circuitry allowing the processing circuitry to be referenced... | 02/10/1998 |
| 5671738 | Medical environment interface The present invention provides a method and an apparatus to facilitate feeding of electric signals, achieved in a defined area of medical electric environment, to and from auxiliary equipment, specifically a so called Personal Computer (PC), without the n... | 09/30/1997 |
| 5390662 | Electronic endoscope apparatus using circuit board having cavity An electronic endoscope apparatus uses a circuit board having a cavity for achieving a predetermined electrical insulation. The apparatus includes a patient circuit on the side of the electronic endoscope, an output circuit for performing a predetermined ... | 02/21/1995 |
| 5365940 | Endotracheal tube having tongue-contacting temperature sensor An endotracheal tube has a temperature sensor positioned proximal of a patient's larynx when the tube is in use. Thus, the sensor overlies the tongue. In view of the high vascularity of the tongue, the sensor provides an accurate reading of the patient's ... | 11/22/1994 |
| 5275152 | Insertion tube terminator The insertion tube body of a borescope or endoscope is constructed to avoid leakage current. An inner coil is covered with a tubular urethane jacket over which a tubular braid is disposed. Terminators having sleeve portions are attached by inserting the s... | 01/04/1994 |
| 5228430 | Electronic endoscope apparatus including easy focusing distal end In an electronic endoscope apparatus containing an objective optical system and a CCD sensor at the distal end thereof, the optical system and CCD sensor are moduled in an optical module tube. The optical module tube is first separately formed from the bo... | 07/20/1993 |
| 5170775 | Endoscope In an endoscope of this invention, an electroconductive member is exposed in at least a part of an insertable section to be inserted into an inspected object in which either pole of a battery is earthed and, in the course leading from the electroconductiv... | 12/15/1992 |
| 5169397 | Medical instrument A medical instrument comprises an operating section and an insertion section connected to the operating section and adapted to be inserted into a living body, the insertion section including a tubular member formed of a liquid crystal polymer. The tubular... | 12/08/1992 |
| 5112330 | Resectoscope apparatus The resectoscope apparatus of this invention comprises an elongate hollow sheath to be inserted into a body cavity, an endoscope having an optical system inserted through said sheath and making the body cavity interior observable, an operating part connec... | 05/12/1992 |
| 5058568 | Flexible endoscope A flexible endoscope has at least one outer protective coat, one protective mesh and elements arranged in the distal region, which are connected via a series of connecting lines for data and/or energy transmission to the connection element arranged at the... | 10/22/1991 |
| 4868647 | Electronic endoscopic apparatus isolated by differential type drive means An endoscope is provided with an isolation circuit which electrically isolates the ground of the input side and of the output side from each other. The isolation circuit is provided in a signal processing circuit which processes the electrical signal obta... | 09/19/1989 |
| 4779130 | Endoscope having a solid-state image sensor and shield therefor An endoscope includes an insertion section inserted into the patient's body. A distal end member is provided at the distal end of the insertion section. An illuminating system for illuminating a desired portion is attached to the end member. An observatio... | 10/18/1988 |
| 4777524 | Endoscope having an electrically insulated solid-state image sensing unit In an endoscope having an insertion section and a control section, a distal-end unit is provided at the distal end portion of the insertion section. An objective optical system, which includes a moving lens held by a lens frame, and a solid-state image se... | 10/11/1988 |
| 4742816 | Operation device for endoscopes An operation device for an endoscope is provided including a casing having a through hole and a rotation shaft extending externally from the through hole. The device further includes a first operation unit having a base section located outside the casing ... | 05/10/1988 |
| 4677471 | Endoscope An endoscope is disclosed which includes a lens unit having a lens frame and lens frame cover and plurality of lenses attached to the lens frame, and image sensor unit located behind the lens frame. The image sensor unit comprises an electroconductive ima... | 06/30/1987 |
| 4404964 | Endoscope ocular device An endoscope ocular device comprises a hollow cylindrical housing and a return ring which is rotatably mounted on the housing, and rotated with a photographic camera fixed in place, whereby adjusting an ocular to a prescribed dioptric position, no matter ... | 09/20/1983 |
| 4402311 | Endoscope for medical treatment An endoscope for medical treatment which comprises a specific distal end portion which includes a thermal energy generating means for providing thermal energy to the outside from the distal end portion; a temperature detecting means mounted on the distal ... | 09/06/1983 |