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Class 348/65 - With endoscope


Subclass of Class 348 - Television
Definition: Subject matter wherein a picture signal generator is combined
No. of patents: 470
Last issue date: 05/29/2012


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NumberTitleIssue Date
5686958Electronic endoscope apparatus with noise suppression circuit
An electronic endoscope apparatus has an illumination unit for irradiating light of red, light of green and light of blue on an object for photographing in predetermined order at a predetermined period; an image signal generation unit for receiving reflec...
11/11/1997
5682199Video endoscope with interchangeable endoscope heads
A video endoscopes with interchangeable endoscope heads which enables the operative hook up or connection of any of a variety of interchangeable endoscope heads including optical or objective elements for receiving and transmitting images of an object or ...
10/28/1997
5675378Endoscope-image processing apparatus for performing image processing of emphasis in endoscope image by pigment concentration distribution
In an endoscope apparatus, an image processing unit for an endoscope, and a method of emphasizing an endoscope image, conversion processing is performed in which an amount of pigment, such as a hemoglobin pigment, is calculated from the endoscope image wh...
10/07/1997
5662584Endoscope with position display for zoom lens unit and imaging device
A position-indicating video display system is provided for an endoscope of the type having an objective lens, a movable zoom lens, a movable solid state imaging device for picking up the image formed by said objective lens and transferred by said zoom len...
09/02/1997
5661519Video camera fashioned as a handpiece for observing subjects in mouth of a patient
A number of solutions are presented for an image rectification, i.e. a realistic alignment of the image given employment of an intraoral camera. To this end, arrangement is present that reproduce the image on a monitor erect and non-reversed regardless of...
08/26/1997
5649021Method and system for object detection for instrument control
An apparatus and method for controlling an instrument is provided. The device may be a cutting tool for use in surgery, or other type of device applied to transform a specific object located in a defined area. The apparatus comprises a marker having a pre...
07/15/1997
5642157Electronic endoscope apparatus usable in combination with medical diagnosis apparatus
An electronic endoscope apparatus which is used in combination with another medical diagnosis apparatus for medical diagnosis, includes a monitor for displaying the image based on a video signal from the endoscope or displaying both of the image based on ...
06/24/1997
5633675Shadow probe
A device for measuring the size of targets viewed with a borescope having a housing with a longitudinal axis and a distal viewing end with an optically transparent window set therein, a source of target illumination which projects a cone of illumination s...
05/27/1997
5631695Endoscope with smear extraction and correction
An image processing apparatus for an endoscope including a smearing component extraction device for extracting a smearing component caused by a high luminance light beam from an original image composed of an image signal of a subject to be imaged. The ima...
05/20/1997
5627584Endoscope system with centralized control of associated peripheral equipment
An endoscope system has an endoscope equipped with an imaging unit, and a plurality of peripheral equipment used in conjunction with the endoscope; such as, a light source for supplying illumination light to the endoscope and a video signal processor for ...
05/06/1997
5627583Electroendoscope apparatus
An electroendoscope apparatus which uses a plurality of types of electroendoscopes having solid-state imaging devices of different specifications and which performs signal processing on the basis of a plurality of signal processing systems, which includes...
05/06/1997
5617136Image freezing unit for obtaining still image at a precise timing from image data obtained by the imaging means
A freezing unit of the present invention includes a color discrepant magnitude detection unit for accumulating the color corrected magnitude for each pixel output from a color discrepancy correction circuit, and detecting it as the color discrepant magnit...
04/01/1997
5614949Exposure control device for electronic endoscope
There is provided an electronic shutter control device for an electronic endoscope which can control exposure with high precision even if the intensity of incident light is high in a close-up and the like. The control device has a mask circuit for forming...
03/25/1997
5598205Imaging apparatus
An imaging apparatus includes an objective lens system for forming an image of an object, a solid-state image pickup device, a signal processor and a display device. The objective lens system includes at least one revolutionally asymmetrical refractive su...
01/28/1997
5589874Video imaging system with external area processing optimized for small-diameter endoscopes
A method for deriving an output signal from an input video signal generated by an image sensor having an image formed on a part of it. The input video signal includes an image portion generated by the part of the image sensor on which the image is formed,...
12/31/1996
5587736Sterilizable CCD video camera
An apparatus and related method for protecting a CCD from thermal damage or degradation, including a housing having double walls separated by a vacuum, and a support member for positioning the CCD within the housing. The housing may also act as a barrier ...
12/24/1996
5585840Endoscope apparatus in which image pickup means and signal control means are connected to each other by signal transmitting means
A detection signal of an image pickup device is inputted to a gate circuit to open the gate circuit by a gate signal from a drive-signal generating circuit during a period of time of a phase regulating signal section of a drive signal, to thereby output t...
12/17/1996
5575757Endoscope with focusing mechanism
An endoscope includes a focusing mechanism having a focus control element at a proximal end of the endoscope and a mechanical coupling connecting the focus control element to an image transmitting device (e.g., an electro-optical sensor or one or more opt...
11/19/1996
5550582Endoscope-image processing apparatus for performing image processing of emphasis in endoscope image by pigment concentration distribution
In an endoscope apparatus, an image processing unit for an endoscope, and a method of emphasizing an endoscope image, conversion processing is performed in which an amount of pigment, such as a hemoglobin pigment, is calculated from the endoscope image wh...
08/27/1996
5547455Electronically steerable endoscope
A multiple view endoscope for providing "on command" images of a plurality of different fields of view surrounding the distal end of the endoscope without having to move the endoscope from an initially established position in order to access the different...
08/20/1996
5545120Endoscopic viewing system for maintaining a surgeon's normal sense of kinesthesia during endoscopic surgery regardless of the orientation of the endoscope vis-a-vis the surgeon
An endoscopic viewing system for maintaining a surgeon's normal sense of kinesthesia during endoscopic surgery regardless of the orientation of the endoscope vis-a-vis the surgeon....
08/13/1996
5543831Endoscope 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...
08/06/1996
5543832Video display system for projecting an image on to a tilted screen adjacent a surgical field
A method and apparatus for projecting an image of a surgical field along an optical path to intersect a display screen which is nonperpendicular to the optical path and adjacent the surgical field. A video projector projects the image along the optical pa...
08/06/1996
5527261Remote hand-held diagnostic instrument with video imaging
A hand-held, fully remote diagnostic instrument having video capability is configured for any one of a number of clinical or industrial applications. The instrument has a casing that includes a hand-holdable body portion, a neck portion that extends from ...
06/18/1996
5506912Imaging device capable of tracking an object
An imaging device having a signal-processing section, an imaging section, and X- and Y-direction angle wire drivers. The imaging section sequentially form images of an object. The signal-processing section obtains X- and Y-direction displacements of the i...
04/09/1996
5495114Miniaturized electronic imaging chip
A miniaturized electronic imaging chip has stratified layers wherein a base silicon layer has a peripheral edge defining an area and a thickness which allows passage therethrough of most UV, visible and IR light. A pixel layer is formed on the back side o...
02/27/1996
5491510System and method for simultaneously viewing a scene and an obscured object
A visual information system to capture an input image using a camera 22, manipulate the image using processor 28, and project the processed image using optics 33 to superimpose the processed image on the actual object being observed by a viewer. Processin...
02/13/1996
5475420Video imaging system with image processing optimized for small-diameter endoscopes
An output video signal is derived from an input video signal generated by an image sensor in response to an image formed on only part of the image sensor. The output video signal is derived in response to only the portion of the input video signal generat...
12/12/1995
5469254Method and apparatus for measuring three-dimensional position of a pipe from image of the pipe in an endoscopic observation system
An image of a pipe having a uniform cross section, e.g., a circular cross section, is imaged with an endoscope and is displayed on a monitor screen. A measuring coordinate system for determining a three-dimensional position on a surface of the pipe from a...
11/21/1995
5432543Endoscopic image processing device for estimating three-dimensional shape of object based on detection of same point on a plurality of different images
The position of the same point on each of the images of a single object formed by the imaging means of an endoscope is detected, and shift maps between the respective images are formed using the detected positions. Each of the imaging positions of the ima...
07/11/1995
5430475Electronic endoscope apparatus having micro array on photoelectric conversion surface
The arrangement of a converging light device array wherein each converging light device increasing a quantity of incident light entering every one or more photoelectric conversion pixel is arranged in front of a photoelectric conversion surface of a solid...
07/04/1995
5418566Compact imaging apparatus for electronic endoscope with improved optical characteristics
An imaging apparatus for an electronic endoscope capable of realizing a compact size and improved optical characteristics simultaneously. In the apparatus, the imaging element is mounted on the rigid circuit substrate such that the substrate connection pa...
05/23/1995
5417210System and method for augmentation of endoscopic surgery
The present method and apparatus use image processing to determine information about the position of a designated object. The invention is particularly useful in applications where the object is difficult to view or locate. In particular, the invention is...
05/23/1995
5416511Observation apparatus for selectively providing color signals
The present invention is intended to enable the change of the operating mode of an observation apparatus of a video system between a fluorescent observation mode and an ordinary observation mode and to enable the observation apparatus to reproduce a clear...
05/16/1995
5398685Endoscopic diagnostic system and associated method
A method for use in medical diagnosis uses an endoscope having an insertion member, a sensor mounted at least in part to the insertion member for receiving energy waves from internal body tissues of a patient, and a converter operatively connected to the ...
03/21/1995
5392067TV system for endoscopes
A TV system for endoscopes is configured to connect to a fiber scope using an image guide fiber bundle and a rigid endoscope using a relay lens system. An image is formed by either the fiber scope or the rigid endoscope on a TV monitor. The camera control...
02/21/1995
5387932Video camera capable of adding, transmitting, and extracting a reference signal indicative of the position of a reference pixel
In a video camera having an image pick-up section and a signal processing section to which an output signal from the image pick-up section is supplied through a transmission cable, there are provided in the image pick-up section, an image pick-up device a...
02/07/1995
5379756Replaceable lens assembly for video laparoscope
A video laparoscope has a miniature video camera disposed at the distal end of its insertion tube. A removably installed tubular lens cell contains one or more focussing lenses. The lens cell has a male-threaded first end and a second end on which is form...
01/10/1995
5374953Electronic endoscope apparatus with signal validity monitor
In an electronic endoscope apparatus each of the signals of a plurality of systems output from at least one solid state imaging device is judged by a signal monitoring device as to whether it is normal or not. On the basis of the judged result, the proces...
12/20/1994
5373317Control and display section for borescope or endoscope
A control handle and viewing screen assembly combines video monitor and remote steering control for a borescope steering section. A joystick or similar device controls the steering section when an inspection mode is employed. In a second or freeze-frame m...
12/13/1994
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