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| Number | Title | Issue Date |
| 7043104 | High gain optical probe A near-field scanning optical probe comprises an optical fiber for conducting imaging light therethrough, the fiber having at least a portion doped with an optical gain medium and further having a tapered end portion with a frustoconical wall and an end surface for ... | 05/09/2006 |
| 6836611 | Light guide and lateral illuminator A lighting apparatus for providing a substantially uniformly illuminated light emitting surface, the apparatus comprising first and second light sources generating flux patterns including light rays that diverge about first and second central light rays, respectivel... | 12/28/2004 |
| 6567585 | Z sharpening for fibre confocal microscopes A method and apparatus for image sharpening in confocal microscopy or endoscopy observation, the method comprising: collecting true confocal return light from an observational field of an object; focussing the true confocal return light into a core of a f... | 05/20/2003 |
| 6522806 | Optical fiber including a diffuser portion and continuous sleeve for the transmission of light A novel optical fiber, and a method for its production, having a diffuser portion and continuous unitarily-constructed outer sleeve, which is adapted for the transmission of light to a treatment locale. More particularly, a medical instrument has an optic... | 02/18/2003 |
| 6363193 | Endoscope optics An endoscope optics including a housing receiving an image-observation device and a tubular stem. The stem is secured to a distal end of the housing. An image transmitting device is mounted inside the stem. The image-observation device is aligned inside t... | 03/26/2002 |
| 6167177 | Optical fiber cable An optical fiber cable of the type comprising a fiber (3) having a central core and a surrounding cladding and made for transmitting optical high-power, specifically power exceeding 1 kW. At least one of the fiber ends is provided with cooling means for o... | 12/26/2000 |
| 6144787 | Aiming and focussing device for fiber-transported laser radiation Apparatus (20) for aiming and projecting laser radiation emitted from an output-face (56) at an output-end (52) of an optical-fiber transmitter (54), includes a target (26) surrounding the output-end of the optical-fiber transmitter and held in a fixed re... | 11/07/2000 |
| 6134365 | Coherent illumination system and method A coherent illuminator system and method wherein an incident energy beam is directed at an end of image conduit rotating around its axis. The incident energy beam may be generated by a laser, maser, or similar radiation source. A substantially cylindrical... | 10/17/2000 |
| 6112004 | Emission microscopy system and method An emission microscopy system with a coherent illuminator system and method wherein an incident energy beam is directed at an end of image conduit rotating around its axis. The incident energy beam may be generated by a laser or similar radiation source. ... | 08/29/2000 |
| 5999687 | Apparatus and method for delivering CO2 laser energy A system for delivering a CO2 laser beam to the roots of a tooth is provided. The system includes a laser beam source, a first fiber having a first diameter connected to the laser beam source at its proximal end and to a hand piece at its dista... | 12/07/1999 |
| 5993072 | Adapter assembly for connecting multiple optic fiber illuminated microsurgical instruments to a single light source An assembly of connectors adapt multiple optic fiber illuminators of microsurgical instruments for use with a variety of different available light sources.... | 11/30/1999 |
| 5978541 | Custom cylindrical diffusion tips A light diffuser tip for use with an optical fiber. The diffuser tip is affixed to an optical fiber and comprises an optically transparent elastomer core positioned to receive light from the output terminus of the optical fiber. The concentration of scatt... | 11/02/1999 |
| 5960147 | Probe, manufacturing method therefor and scanning probe microscope A tip of a probe is sharpened and a level difference portion 6 in a boundary zone between a base portion 5 and an elastic functioning portion 4 is formed into a tapered configuration. The diameter of the elastic functioning portion 4 is made smaller than ... | 09/28/1999 |
| 5946441 | Light-diffusing device for an optical fiber, methods of producing and using same, and apparatus for diffusing light from an optical fiber A diffusing tip is provided for diffusing light from a light-emitting end of an optical fiber in a radial distribution pattern relative to the axis of the tip and along a length of the tip. The tip has an inner core and an outer covering which define a li... | 08/31/1999 |
| 5923808 | Mid-infrared fiber-optic spectroscopic probe for use at elevated temperatures A mid-infrared spectroscopic probe attached to a fiber-optic cable comprises an optically transparent, heat-insulating crystal which is placed between the ATR crystal and the end of the fiber-optic cable so as to provide optical coupling from the cable to... | 07/13/1999 |
| 5772658 | Side-emitting optical fibers for lasers There is provided a side-emitting optical fiber having a proximal end for receiving radiation and a distal end for emitting the radiation in a direction laterally of the longitudinal axis of the fiber via a radiation exit region at the distal end; charact... | 06/30/1998 |
| 5771327 | Optical fiber probe protector A fiber optic probe protector for protecting a fiber optic probe such that sterilization of the probe after each use is not necessary. The fiber optic probe protector includes a sheath, a window and a handle. The sheath defines a tubular configuration, a ... | 06/23/1998 |
| 5759032 | Device for applying pressure to photocurable materials during polymerization A dental curing accessory that fits on the light emitting tip of a curing light and is pressed against a photocurable material and its immediate underlying structure such as a tooth, appliance, or dental structure while the photocurable material is polyme... | 06/02/1998 |
| 5754717 | Light-diffusing device for an optical fiber, methods of producing and using same, and apparatus for diffusing light from an optical fiber A diffusing tip is provided for diffusing light from a light-emitting end of an optical fiber in a radial distribution pattern relative to the axis of the tip and along a length of the tip. The tip has an inner core and an outer covering which define a li... | 05/19/1998 |
| 5745293 | Light trap A light trap for a parallel light beam includes an entry member having a frustoconical opening in it and a conical body attached to a back wall of the trap. The frustoconical opening narrows from the outside towards the inside and has at the outside a dia... | 04/28/1998 |
| 5642456 | Light intensity attenuator for optical transmission systems The present invention provides a variable attenuator for an optical transmission system having a disc-like masking plate with apertures (or image zones) formed in an arcuate control area at the periphery of the plate. Within each aperture, at least one op... | 06/24/1997 |
| 5630784 | Method of making and using a rigid endoscope having a modified high refractive index tunnel rod The invention provides a rigid endoscope utilizing a high refractive index (HRI) tunnel rod, preferably made of glass, for transfer of image light from a distal end to a proximal end of the device, such HRI tunnel rod being modified so that a minimum of l... | 05/20/1997 |
| 5570445 | Reusable optical fiber connector adapter with plurality of optical barriers for all fiber delivery laser sources A reusable connector adapter for coupling any fiber optic transmittable laser source to a fiber optic laser delivery device, the laser source having a laser energy output port. The adapter allows the use of a variety of different laser sources with a vari... | 10/29/1996 |
| 5566267 | Flat surfaced optical fibers and diode laser medical delivery devices An optical fiber includes a transparent core having a generally rectangular cross section covered by a transparent cladding having a generally elliptical outer surface. The rectangular cross section has a width-to-thickness ratio substantially equal to a ... | 10/15/1996 |
| 5537499 | Side-firing laser optical fiber probe and method of making same A laser optical fiber probe has a silica fiber core with an end terminating in an inclined surface. A silica capsule encloses the end of the fiber and locates the end of the fiber in a gas chamber. Localized heat fuses the end of the fiber opposite the in... | 07/16/1996 |
| 5495541 | Optical delivery device with high numerical aperture curved waveguide An optical delivery device includes an optical fiber that receives an output beam of light from a light source such as a laser. The optical fiber includes a linear section, defining a longitudinal axis, and a curved distal end, with a curvature sufficient... | 02/27/1996 |
| 5452391 | Reusable optical fiber connector adapter with optical barrier A reusable connector adapter for coupling a fiber optic laser delivery device with a laser source having a laser energy output port. The adapter allows the use of a variety of different laser sources with a variety of different fiber optic laser delivery ... | 09/19/1995 |
| 5423312 | Rigid endoscope having modified high refractive index tunnel rod for image transmission and method of manufacture thereof The invention provides a rigid endoscope utilizing a high refractive index (HRI) tunnel rod, preferably made of glass, for transfer of image light from a distal end to a proximal end of the device, such HRI tunnel rod being modified so that a minimum of l... | 06/13/1995 |
| 5395741 | Method of making fiber probe devices using patterned reactive ion etching A fiber probe is formed from a cladded optical fiber segment by isotropically etching a lower portion of the fiber segment, followed by cleaving the resulting etched lower portion. The resulting cleaved endface of the fiber segment is then coated with a p... | 03/07/1995 |
| 5394500 | Fiber probe device having multiple diameters A fiber probe device includes a fiber segment that has at least three sections. An uppermost section has the largest diameter; an intermediate section has an intermediate diameter, and a lowest section (tip) has the smallest diameter. The presence of the ... | 02/28/1995 |
| 5373571 | Fiber optic diffuser tip Photodynamic therapy apparatus providing improved light distribution with an end fitting for use with clad optical fibers, which apparatus cooperates with an unclad stripped terminal end of the optical fiber that is inwardly tapered towards its end such t... | 12/13/1994 |
| 5363458 | Fiber optic light diffuser Heat and light generating, fiber optic, cylindrical diffusers are structured to operate more efficiently and with increased uniformity by the inclusion of rings of prescribed indicies of refraction about the unclad distal end portion of the diffuser. Such... | 11/08/1994 |
| 5361316 | Optical fiber laser device for transmitting a pulse laser beam An optical fiber laser device, used as a pulse laser device, has a spherical lens made of optical glass having a refractive index of 2 or less. The spherical lens is provided on an extreme end of an optical fiber which guides a pulse laser beam. An object... | 11/01/1994 |
| 5343543 | Side-firing laser fiber with directional indicator and methods of use in determining the orientation of radiation to be emitted from the side-firing laser fiber A side-firing laser fiber is provided with a directional indicator for use in determining the orientation of radiation to be emitted from the laser fiber. The laser fiber has an elongate core clad with a nylon jacket. Over a portion of the nylon jacket is... | 08/30/1994 |
| 5337381 | Fiber optic cylindrical diffuser A fiber optic, cylindrical, light diffuser for medical use includes an unclad distal fiber end where the exposed core end has a conical shape. The core end is enclosed by a sleeve which contacts the clad portion of the fiber only and defines a closed cham... | 08/09/1994 |
| 5309541 | Flexible light conduit A flexible light conduit which preserves the coherence of a transmitted beam. Several conduit elements having optical elements mounted inside each one are connected together to form a chain. Each conduit element is tiltably coupled to each adjacent condui... | 05/03/1994 |
| 5307430 | Lensing duct A lensing duct to condense (intensify) light using a combination of front surface lensing and reflective waveguiding. The duct tapers down from a wide input side to a narrow output side, with the input side being lens-shaped and coated with an antireflect... | 04/26/1994 |
| 5263110 | Imaging endoscope and endoscopic method employing phase conjugate imaging techniques An improved endoscope employing phase conjugate imaging principles includes a first transmissive member for transmitting light rays received at a distal tip of the endoscope to an intermediate filter location. A phase conjugate filter at the intermediate ... | 11/16/1993 |
| 5168538 | Optical probe employing an impedance matched sub-lambda transmission line The present invention is an optical probe for emission of light from a region smaller than a wavelength. The optical probe includes a transmission line fed by an optic fiber and an impedance matched coupling. In a first embodiment the optical probe ends w... | 12/01/1992 |
| 5151962 | Fiber optic cable assemblies for laser delivery systems A fiber optic cable assembly in one embodiment includes an optical fiber, a jacket member axially surrounding the fiber, a connector for coupling the fiber to a source of laser radiation, a strain relief boot attached to the connector and axially surround... | 09/29/1992 |
