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| Number | Title | Issue Date |
| 8123680 | Endoscope An endoscope includes an image acquisition device, an objective optical system having a predetermined optical axis, first and second light guiding members that emit first and second illumination light, first and second optical systems that refract the first and seco... | 02/28/2012 |
| 8118734 | Endoscope illumination optical system An endoscope illumination optical system includes a surface light source, a positive first lens element, a positive second lens element, in this order from the surface light source. The endoscope illumination optical system satisfies the following conditions:... | 02/21/2012 |
| 7955255 | Imaging assembly with transparent distal cap An imaging assembly for use in a medical imaging device such as an endoscope or the like. In one embodiment, the imaging assembly includes a transparent distal cap that is shaped to receive an image sensor insert. The image sensor insert has a cooling channel that s... | 06/07/2011 |
| 7442167 | Integrated visualization system An endoscope that has an integrated light source and camera mounted at the distal end of the endoscope. The light source is a class of LED devices constructed of high-efficiency LEDs that emit narrow-band blue light coupled with phosphors, which cause a nearly natur... | 10/28/2008 |
| 7333189 | Spectroscopic diagnostic methods and system The present invention provides systems and methods for the determination of the physical characteristics of a structured superficial layer of material using light scattering spectroscopy. The light scattering spectroscopy system comprises optical probes that can be ... | 02/19/2008 |
| 7324292 | Illumination optical system, illumination apparatus using the illumination optical system, and observation system provided with the illumination optical system or the illumination apparatus An illumination optical system disposed in order to diffuse illumination light emitted from a light source, includes at least one optical device having a roughened optical surface, with the arithmetic average roughness of the roughened surface set in a range of 0.05... | 01/29/2008 |
| 7316647 | Capsule endoscope and a capsule endoscope system In a capsule endoscope illuminating units are disposed around an image capturing unit in such a manner that an optical axis of the illuminating units do not intersect with an optical axis of the observation unit, and illumination areas of the illuminating units over... | 01/08/2008 |
| 7229200 | Light conductive rod elements and light-delivery tool including a base for introducing light into a light conductive rod element A light-conductive rod element includes a solid rod-shaped body having a side surface extending along a longitudinal rod axis between a first light-input end and a second light-redirecting end. The rod element is fabricated from a material exhibiting a refractive in... | 06/12/2007 |
| 7218822 | Method and apparatus for fiberscope The disclosure generally relates to a method and apparatus for a fiberscope. In one embodiment, the disclosure relates to a chemical imaging fiberscope for imaging and collecting optical spectra from a sample having at least one illumination fiber for transmitting l... | 05/15/2007 |
| 7044908 | Method and system for dynamically adjusting field of view in a capsule endoscope A capsule endoscope (CE) having a field of view that may be dynamically adjusted. The CE includes an illuminator that may be an optical or acoustical illuminator designed to illuminate the lining of a GI tract. A scanner, such as a MEMS scanner may be used to scan t... | 05/16/2006 |
| 7043291 | Fluorescence image display apparatus A fluorescence image display apparatus is provided; wherein, when a pseudo color image representing the tissue state of a target subject is obtained, based on a fluorescence image emitted from the target subject upon the irradiation thereof by an excitation light, t... | 05/09/2006 |
| 6923758 | Endoscope An illuminational optical system and an observational optical system mounted to lens frames are arranged at the tip part of an insertion portion. The observational optical system has resistance to high-temperature steam sterilization, and is sealed steam-tight in or... | 08/02/2005 |
| 6918872 | Capsule endoscope A capsule endoscope is disclosed that includes means for illuminating an object, means for imaging the object, and a transparent cover having a center of curvature. The transparent cover covers the illumination means and the imaging means, and the imaging means incl... | 07/19/2005 |
| 6887196 | Endoscope apparatus with an omnidirectional view field and a translatable illuminator An omnidirectional endoscope device 1 is provided at a distal end part of an insertion section 12 of an endoscope 10 with an omnidirectional light receiving unit 20 for receiving an incident light from all around the periphery in the peri... | 05/03/2005 |
| 6855111 | Capsule endoscope A capsule endoscope is provided with lighting means for illuminating the interior of a living body, an image pickup means for capturing an image of a site illuminated by the lighting means, and a transparent cover which houses the image pickup means and the lighting... | 02/15/2005 |
| 6821246 | Endoscope fitted with a window covering a light guide and an image transmitter A rigid endoscope optics including an outer tube (1) of which the distal aperture is closed by a window (2) affixed to the outer tube in a sealed manner. The outer tube encloses an image transmitter (4, 5) running through it and a light guide ( | 11/23/2004 |
| 6814699 | Light source for borescopes and endoscopes The present invention provides an apparatus (24) for use as a borescope or endoscope for viewing an object at a remote or inaccessible location. The apparatus (24) comprises a tube (22) having a proximal end and a distal end and means in the tub... | 11/09/2004 |
| 6770053 | Endoscopic needle having dual distal stops An endoscopic infusion needle device includes a catheter within which an injection tube having a distal injection needle is slideably disposed. A proximal actuating handle is coupled to the proximal ends of the catheter and the injection tube, and a distal stopping ... | 08/03/2004 |
| 6569088 | Endoscope apparatus An endoscope apparatus for reducing a halation for a large observation area without an illumination nonuniformity includes an insertion part which has an end having a wide-angle object optical system with two or more types of illumination optical systems ... | 05/27/2003 |
| 6523985 | Illuminating device According to the present invention, there is provided an illuminating device for illuminating a surface to be illuminated with light passed through a fiber bundle from a light source, wherein the shape of the exit end of the fiber bundle is linear (or nar... | 02/25/2003 |
| 6503196 | Endoscope having a composite distal closure element An endoscope has a head and an outer tube joined to it. Received in the outer tube is an inner tube in which optical components are received. Light guides are guided in the interstice between the interior space and outer tube. A closure element made of tr... | 01/07/2003 |
| 6387044 | Laparoscope apparatus A laparoscope apparatus for use in laparoscopic surgery or the like comprises a cannula with an inner hollow having therein a light guide for introducing light to its tip end for illuminating the object to be observed, and an endoscope which is capable of... | 05/14/2002 |
| 6293910 | Endoscope, method of manufacturing the same, and insertion member An endoscope has an elongated insertion portion to be inserted into a subject, wherein the insertion portion directs illumination light for illuminating the subject, and comprises a cylindrical light directing member being hard enough to maintain its conf... | 09/25/2001 |
| 6254530 | Shielded illumination device for ophthalmic surgery and the like A illuminated surgical instrument (11) includes an optical fiber (21) with a proximal end and a distal end, a connector (15) disposed at the proximal end of the optical fiber, and a handpiece (13) disposed generally at the distal end of the optical fiber.... | 07/03/2001 |
| 6251068 | Endoscopic observation system An endoscopic observation means having least a couple of illumination means are provided at a distal end portion of an endoscopic insertion instrument, the illumination means being on the opposite sides of and substantially on the same plane as an optical... | 06/26/2001 |
| 6248060 | Rigid endoscope with second illumination system laterally offset from first illumination system A rigid endoscope includes a jacket tube with an optical system and, parallel to the optical axis of the optical system, a first glass fiber bundle which emits a beam to illuminate an object to be examined. A second optical illumination system is directed... | 06/19/2001 |
| 6193650 | Shielded illumination device for ophthalmic surgery and the like A illuminated surgical instrument (11) includes an optical fiber (21) with a proximal end and a distal end, a connector (15) disposed at the proximal end of the optical fiber, and a handpiece (13) disposed generally at the distal end of the optical fiber.... | 02/27/2001 |
| 6190309 | Video scope and portable accommodation case therefor A video scope has an entry section which can advance into an object; and a grip section which is disposed at the back of the entry section and to be held by an operator, wherein a light reflecting body, an objective lens, a solid-state image pickup device... | 02/20/2001 |
| 6053862 | Illumination optical system An illumination optical system has a diffusion member including a number of nearly spherical members which are diminutive in size and transparent and a transparent medium whose refractive index is higher than that of air and different from that of the nea... | 04/25/2000 |
| 6036343 | Illumination system for endoscopes An illumination system for endoscopes includes a light source device having an arc discharge lamp and a light source optical system; a light guide cable; and a rigid endoscope provided with a light guide on a scope side and an objective optical system, us... | 03/14/2000 |
| 6010450 | Measuring adapter for viewing instrument A measuring adapter allows a viewing instrument, such as an otoscope or other imaging device, to perform surface examinations without significant modification thereto. The adapter is releasably attachable to the instrument housing and includes a distal op... | 01/04/2000 |
| 5980454 | Endoscopic imaging system employing diffractive optical elements An improved endoscope comprises an objective including a diffractive optical element juxtaposed to a solid-state imaging element at the distal tip of the endoscope. An inexpensive halogen lamp at the proximal end of the endoscope is employed as the illumi... | 11/09/1999 |
| 5916149 | Shielded illumination device for ophthalmic surgery and the like A illuminated surgical instrument (11) includes an optical fiber (21) with a proximal end and a distal end, a connector (15) disposed at the proximal end of the optical fiber, and a handpiece (13) disposed generally at the distal end of the optical fiber.... | 06/29/1999 |
| 5827172 | Optical system for electronic endoscopes An optical system for electronic endoscopes which makes it possible to thin tips of endoscopes and minimize illumination ununiformities. In this optical system, a prism having a half transmissive mirror film formed thereon is disposed on a rear side of an... | 10/27/1998 |
| 5785645 | Beveled tip illuminator for microsurgery A manually manipulated illuminator used in microsurgery comprises an optic fiber that transmits light through the instrument and emits the light through a beveled end surface of the fiber, the beveled end surface having a leading edge that facilitates ins... | 07/28/1998 |
| 5704892 | Endoscope with reusable core and disposable sheath with passageways An improved endoscope has been provided which includes an elongated cylindrical shell housing with a transparent window at the distal end thereof. A removable core has an objective endoscope lens or optics at the distal end thereof and an image sensor mou... | 01/06/1998 |
| 5681264 | Shielded illumination device for ophthalmic surgery and the like A surgical illumination probe includes an optical fiber with a proximal end and a distal end, a connector disposed at the proximal end of the optical fiber (the connector being adapted for connection to a source of illumination and for holding the proxima... | 10/28/1997 |
| 5605532 | Fog-free endoscope A fog-free endoscope comprises an elongated tube defining an optical path extending from a distal end of the endoscope. A front window is fixed to the endoscope distal end, and heating means is disposed in the endoscope proximate the window to provide hea... | 02/25/1997 |
| 5573493 | Endoscope attachment for changing angle of view The present invention provides an endoscopic sheath for protecting and/or changing an angle of view of an endoscope. The sheath has a distal portion configured to engage a distalmost portion of an endoscope imaging optics. The distal portion houses struct... | 11/12/1996 |
| 5448990 | Endoscope viewing cannula and surgical techniques An improved endoscope assembly for exploratory and general surgery which permits exceptional vision while eliminating the requirement of both washing of the lense and expansion of the body cavity. Using a standard endoscope, a housing is placed over the e... | 09/12/1995 |
