Abstract: A variable intensity endoilluminator system is disclosed, one embodiment comprising: a light source for providing a light beam; an optical cable, optically coupled to the light source for receiving and transmitting the light beam; a handpiece, operably coupled to the optical cable to receive the light beam; an optical fiber, operably coupled to the handpiece, wherein the optical fiber is optically coupled to the optical cable to receive and transmit the light beam to illuminate a surgical field; and a translucent cannula, operably coupled to the handpiece, for housing and directing the optical fiber, wherein the cannula is operable to diffuse and transmit the light from the light beam when the optical fiber is retracted into the cannula. The cannula and the handpiece can be fabricated from biocompatible materials.

Abstract: A device for locating an operational unit within a patient's body within the framework of a minimally-invasive surgery intervention includes a shaft having a distal end carrying an operational unit. The device includes an illuminator located at the distal end of the shaft. The illuminator is selectively adjustable to provide a selectively variable lighting field in correspondence with the operational unit. The device may be, for example, a delivery system for a heart valve or a balloon device for post-dilation of such a heart valve once implanted.

Abstract: An auxiliary positioning device for an ultrasonic apparatus is disclosed herein, which is installed on an ultrasonic probe. The auxiliary positioning device includes a fixing member, an adjusting member being flexible and coupled with the fixing member at one end thereof, a parallel light source coupled with the other end of the adjusting member and having a projection hole for passing a parallel light beam emitted from the parallel light source, and a cylindrical lens mounted on one end of the parallel light source in front of the projection hole, whereby the parallel light beam becomes a fanned light beam after it passes through the cylindrical lens. The auxiliary positioning device of the present invention can provide a high precise positioning for diagnosis and treatment.

Abstract: A gradient index wide-angle illuminator is disclosed, one embodiment comprising: a light source for providing a light beam; an optical cable, optically coupled to the light source for receiving and transmitting the light beam; a handpiece, operably coupled to the optical cable to receive the light beam; an optical fiber, operably coupled to the handpiece, wherein the optical fiber is optically coupled to the optical cable to receive and transmit the light beam; an optical element, optically coupled to a distal end of the optical fiber, for receiving the light beam and transmitting the light beam to illuminate a surgical field, wherein the optical element comprises a gradient index lens; and a cannula, operably coupled to the handpiece, for housing and directing the optical fiber and the optical element. The optical element can be a small-gauge, divergent gradient index lens having a distal surface co-incident with the distal end of the cannula.

Abstract: A system for transmitting the light required for a medical device is disclosed generally comprising an endoscope body, a light guide for transmitting light from a light source to the instrument body, where the light guide includes a bundle of optical fibers having a tapered portion, and a ceramic housing disposed around at least part of the tapered portion of the bundle. In certain embodiments, the ceramic has a pigment for improving insulation. In some embodiments, the taper and ceramic housing are located in an endoscope handle, which may be coupled to the endoscope body via an input post, and in certain embodiments, the inner diameter of the ceramic housing has an increase substantially equal to the decrease of diameter of the taper.

Abstract: A hand-held power tool includes a housing with a tool fitting for receiving an insertion tool, and at least one illuminating element for illuminating the working area of the hand-held power tool; wherein the at least one illuminating element is located in the region of the tool fitting.

Abstract: A calorimetric pupil light reflex testing device for diagnostic assessment of the ocular and central nervous system diseases based on melanopsin and non-melanopsin spectral light properties. The device employs blue and red light emitting diodes emitting light at wavelengths of approximately 472 nanometers and 630 respectively to elicit pupillary constriction. The light emitting diodes are each provided within a handheld light wand, allowing the light emitting diodes to be hand held. The light emitting diodes provide intense light and the predetermined wavelengths, thereby eliminating the necessity of a light meter or colored filter.

Abstract: Disclosed herein are various embodiments of a medical instrument used for conducting eye, ear, mouth examinations of a patient. The instrument is connectable with a remote power supply. In an exemplified embodiment, instrument comprises an elongated, rigid body defining a first end and a second end, a light emitting member disposed at the first end, and an input/output connector disposed at the second end and adapted for selective connection with the remote power supply, so as to enable operation of the light emitting member free of connection with the remote power supply. The instrument may also be used for sensitivity testing of skin areas of the patent.

Abstract: Methods and systems for controlling a prosthesis using a brain imager that images a localized portion of the brain are provided according to one embodiment of the invention. The brain imager provides motor cortex activation data by illuminating the motor cortex with near infrared light (NIR) and detecting the spectral changes of the NIR light as passes through the brain. These spectral changes can be correlated with brain activity related to limbic control and may be provided to a neural network, for example, a fuzzy neural network that maps brain activity data to limbic control data. The limbic control data may then be used to control a prosthetic limb. Other embodiments of the invention include fiber optics that provide light to and receive light from the surface of the scalp through hair.

Abstract: In light therapy apparatus is defined to include a UV light source secured to a casing. A shroud is placed over an exposed portion of the UV light source and is secured or attached around the perimeter of the casing end. Since the UV light source can generate a significant amount of heat, the casing includes an internal fan. Various tubing configurations may be used to help direct the air flow from the fan around the UV light source. In addition, a vent opening in the shroud was found to reduce the temperature of the shroud to prevent damage to a person using the apparatus.

Abstract: A portable illuminator includes a contained power source and an integrally contained light source that is selectively inserted into the handle portion of a vaginal speculum. The portable illuminator includes an electrical interface that permits selective connection to at least two electrical devices for purposes of at least one of supplementing, replacing and recharging the contained power source.

Abstract: An ophthalmic illumination system includes a collimated light beam focused onto an optical fiber for transmission of the light beam to an ophthalmic light probe. A light attenuator includes a pair of arrays positioned serially in a path for the collimated beam. The arrays are movable in parallel in the path about a rotational axis orthogonal to the path and between the arrays. Each array includes a plurality of regularly spaced-apart parallel plates, the parallel plates of one array being non-parallel to the plates of the other array.

Abstract: A device for haemostasis of cutaneous blood vessels. The device comprises at least one light-emitting diode (“LED”), a power supply unit for operating the LED and a member for cooling and heat dissipation of the LED. The LED a emits light in the blue-violet spectral band (generally within a range of 390 nm and 470 nm). The device can also be fitted with an optical focusing system and with a member for fibre-optic coupling of the focused light.

Abstract: A high-efficiency, wide-angle illumination surgical system is disclosed, one embodiment comprising: a light source for providing a light beam; an optical cable, optically coupled to the light source for receiving and transmitting the light beam; a handpiece, operably coupled to the optical cable; an optical fiber, operably coupled to the handpiece, wherein the optical fiber is optically coupled to the optical cable to receive and transmit the light beam; an optical element, optically coupled to a distal end of the optical fiber, for receiving the light beam and scattering the light beam to illuminate an area, wherein the optical element comprises a compound parabolic concentrator (“CPC”) cone; and a cannula, operably coupled to the handpiece, for housing and directing the optical fiber and the optical element. The optical element can be a small-gauge, diffusive optical element comprising a sculpted distal end of the optical fiber or a machined or injection-molded plastic CPC-cone.

Abstract: A cable management system for managing at least one cable extending through a support arm and through a hub, comprised of a spool disposed in a hub. The spool has an opening extending through a wall of the spool. A cable carrier is disposed within the support arm. The cable carrier is dimensioned to contain at least one cable extending through the support arm, a first end fixed relative to the support arm and a second end extending towards the hub. The cable carrier is disposed in the support arm such that the cable carrier replicates upon itself to define a first run and a second run. The second end of the cable carrier is movable relative to the hub when the support arm rotates about the hub, wherein the first run shortens and the second run lengthens when the support arm rotates in a direction about the hub.

Abstract: A medical handle device having an illumination apparatus with at least one optical semiconductor component and a method for manufacturing such a hand-held device are displayed. It is proposed that in order to adapt the hand-held device to the specific requirements of a medical application such as uniformly high light emission, high mechanical resistance, sterilizability and electric safety, the illumination apparatus is provided with a base body, at least one blind hole arranged in the base body, a light-emitting window which is formed by the part of the base body extending from the bottom of the blind hole to the first end of the base body and is connected to a cover device which is connected to the base body and with which the blind hole forms a hermetically sealed interior, whereby the at least one optical semiconductor component is arranged in the hermetically sealed interior and the base body and the cover device are made of an electrically non-conducting material that can withstand sterilization.

Abstract: A light source unit includes a light source including a light emitting portion, a light source holding member holding the light source, a light transmission member including an incident portion wherein light from the light emitting portion is to enter the incident portion, a light transmission member holding member holding the light transmission member, a positioning portion provided on the light transmission member holding member and abutted on the light source to position the light transmission member holding member and the light source to position the incident portion and the light emitting portion, and an adjustment joining mechanism configured to join the light transmission member holding member and the light source holding member to each other so as to adjust the relative positions thereof, and joining them to each other in a state where the light source and the positioning portion abut on each other.

Abstract: Techniques, apparatus and systems that use an optical probe head to deliver light to a target and to collect light from the target for imaging, monitoring, medical diagnostics and medical treatment applications.

Abstract: A light diffusing device for use in photodynamic therapy has a progressively distally increased exposed amount of core fiber defining a light emitting section. Excessive light energy emission is thus prevented access to proximal locations and provides an increased amount of available light energy at distal locations, thus permitting an even emission of light energy along the light emitting section.

Abstract: An illuminated medical instrument comprises an insertion portion (1) for insertion into a body opening and defining an elongate passageway (2), the passageway extending along a longitudinal axis (3) and having a proximal end (4) and a distal end (5). An obturator (19) is fitted into the passageway (2). A light emitting structure (7) has a distal end arranged to direct light from the insertion portion (1) into the body opening. The obturator (19) is movable in the passageway (2) between a first position within the passageway and a second position proximal of the first position and is constructed and arranged so that when in its first position it substantially covers in the direction of the longitudinal axis the distal end of the light emitting structure (7).

Abstract: The present invention consists of an optical mirror element to be used in combination with a light source. Light from a light source contained within the mirror element shank provides illumination in front of and behind the mirror head. In this way, for example, the invention can be used in dentistry both for illuminated, indirect vision in the mouth and as an illuminated cheek or tongue retractor. The invention can be used in combination with any suitable light source including, but not limited to, a conventional lamp, a light emitting diode, or a light pipe.

Abstract: An illuminator film system may include one or more pre-cut sections of optical film applied to a waveguide to allow light to exit the waveguide through the film in a predetermined manner. The one or more pre-cut sections may be removed and reapplied during a procedure to redirect the light. A laminated illuminator film may be provided that uses a laminated optical film structure to direct light from a fiber optic input. Such a laminated illuminator film may be very low profile, low cost and easy to apply to a retractor for providing illumination during a surgical procedure.

Abstract: An LED lamp has a housing comprising a heat conductive body arrayed about a longitudinal axis with a tubular projection extending therefrom coaxial with the longitudinal axis. The tubular projection has a distal end attached to the heat conductive body and a proximal end opposite thereto. A motor is positioned within the tubular projection and has a tubular, vaned fan blade operatively connected thereto. A plurality of LED components is attached to an outside surface of the tubular projection at the proximal end. An air inlet is formed at the proximal end of the tubular projection and a plurality of air outlets are spaced about the tubular projection between the distal end of the tubular projection and the LED components. A base is operatively attached to the housing for attachment to a power supply.

Abstract: Disclosed is an illumination device for projecting a substantially uniform light at a remote distance.

Abstract: An articulating dental operatory light having an electrically powered light source and a mounting assembly with at least a ball and socket joint, and optionally an additional joint, for multi-axial and multi-directional positioning and adjusting of the lamp head assembly, and a rotational stop for preventing damage to electrical wires passing through the joints. The rotational stop comprises a keyed shaft containing the electrical wires, that cooperates with the ball portion of the joint, and a first stop member connected to a remote end of the keyed shaft that interferes with a second stop member, thereby preventing a full 360 degree rotation of the ball portion relative to the socket member of the joint and minimizing twisting damage to the electrical wires.

Abstract: A first light source producing a first light beam with a first intensity and a second light source producing a second light beam with a second intensity. A light filter device receives the first light beam and transmits a filtered portion of the first light beam. A first angling device reflects the filtered portion of the first light beam in a first angled direction and a second angling device reflects the second light beam in a second angled direction. A mirror receives and in turn reflects the filtered portion of the first light beam reflected by the first angling device and the second light beam reflected by the second angling device to form a converged light beam with a third intensity.

Abstract: A user-wearable illumination assembly comprises a mounting fixture that is adapted to be coupled to a user-wearable device, such as eyeglasses, goggles, face masks, helmets, or other devices. A light guide has a first end that can be coupled to a light source, and a second end coupled to a lens housing that is in turn coupled to the mounting fixture. An optical lens in the lens housing cooperates with the light guide to project light from the light source through the lens. In one embodiment, the lens has a substantially spherical surface facing the second end of the light guide and an aspheric surface facing away from the second end of the light guide. In another embodiment, the mounting fixture comprises articulating portions to permit independent or simultaneous adjustment of the lens housing to direct projected light in a desired direction.

Abstract: An illuminator and surgical illumination system are disclosed, one embodiment of the surgical illumination system comprising: a light source for providing a light beam; an optical cable, optically coupled to the light source for receiving and transmitting the light beam; a handpiece operably coupled to the optical cable; an optical fiber assembly operably coupled to the handpiece, wherein the optical fiber assembly is optically coupled to the optical cable to receive and transmit the light beam and wherein the optical fiber assembly comprises a plurality of fiber guides, wherein each fiber guide comprises a cladding having one or more fiber cores for transmitting and scattering the light beam to illuminate the surgical field, and a cannula, operably coupled to the handpiece for housing and directing the optical fiber assembly. The surgical illumination system can further comprise a separator operable to maintain a spacing between the fiber guides.

Abstract: Disclosed in this specification is a luminaire with a vented iris controller disposed on the external surface of the housing of the luminaire. The controller is for dilating and constricting the iris, thus controlling the size of the illuminated spot, wherein the iris controller is comprised of a hollow cylinder, rotatable relative to the housing. The cylinder has an inner ring and an outer ring, wherein the inner ring and outer ring are connected by a plurality of braces and vented spaces are present between each of the braces. Advantageously, the vented spaces help keep the outer ring cool, thus facilitating the operation of the iris controller by a user.

Abstract: An operating lamp includes at least one white light source for illuminating an operating area, a plurality of colored light sources for illuminating the operating area, and a controller adapted for dimming a light intensity and controlling a spectrum of a combined illumination from the white light source and the colored light sources on the operating area.

Abstract: A light source illuminates a field of interest that includes an illumination module capable of projecting illumination light to the field of interest and a light projector associated with the illumination module. The light source also includes an input device associated with the light projector; the input device capable of sending signals to the light projector such that the light projector simultaneously projects data light along with the illumination light to the field of interest.

Abstract: A beveled tip, wide-angle illuminator is disclosed, one embodiment comprising: a light source for providing a light beam; an optical cable, optically coupled to the light source for receiving and transmitting the light beam; a handpiece, operably coupled to the optical cable to receive the light beam; an optical fiber, operably coupled to the handpiece, wherein the optical fiber is optically coupled to the optical cable to receive and transmit the light beam; an optical element, optically coupled to a distal end of the optical fiber, for receiving the light beam and scattering the light beam to illuminate a surgical field, wherein the optical element comprises a beveled sapphire; and a beveled cannula, operably coupled to the handpiece, for housing and directing the optical fiber and the optical element.

Abstract: Illumination systems are described that can include one or more light sources, which can include LEDs, one or more lenses, and one or more optical fibers. A handheld, portable, and surgical intraocular illumination system is disclosed that is disposable, low-cost, and efficient. A surgeon can have direct control of turning the illuminator on and off and adjusting the intensity via a simple control ergonomically placed on the handpiece and/or voice activated control. A coupling is provided, such as through an endo-probe, which is coupled to the one or more light sources. A user input device can be included that is operable to transmit to a feedback controller a first signal based on a user-selected light intensity. The feedback controller can, in response to the first signal, transmit a second signal to the power source for altering the power provided by the power source to the illumination system.

Abstract: A solid-state light source includes a semiconductor light source for emitting light and an optical system having a fiber optic element. The fiber optic element has an input for receiving emitted light from the semiconductor light source. The fiber optic element also has an output for emitting light received from the solid-state light source. The semiconductor light source and the fiber optic element in aggregate form an illumination path.

Abstract: A medical inspection device. A housing includes a transparent plate. A circuit board is disposed in the housing. At least one light-emitting element is disposed on and electrically connected to the circuit board. The light-emitting element is opposite to the transparent plate. Light from the light-emitting element is output to the exterior of the housing through the transparent plate. An image sensor is disposed on and electrically connected to the circuit board. The image sensor is opposite to the transparent plate. An image in the exterior of the housing is received by the image sensor through the transparent plate and converted into an image signal thereby. A grip is detachably connected to the housing. A signal transmission line is detachably connected to the circuit board and fit in the grip and extends to the exterior of the grip, outputting the image signal.

Abstract: A light source transmitting assembly of a hand-held medical illuminating device includes an elongated light source transmitting body, a protective body and a connecting body. The light source transmitting body is constituted of an optical fiber and a covering body made of a flexible metallic material. The protective body is provided thereon with a conical body. The front end of the conical body has a curved surface and the rear end thereof is provided with a connecting hole. The connecting hole is connected to one end of the light source transmitting body. The connecting body is provided therein with a penetrating hole that allows the other end of the light source transmitting body to be inserted therein. The connecting body can be assembled with a grip of the hand-held medical illuminating device. The covering body prevents the light from leaking during the transmission of the light source.

Abstract: A separable medical illuminating device includes a light source transmitting assembly and a grip assembly. The light source transmitting assembly is constituted of a light source transmitting body, a protective body and a connecting body. The light source transmitting body is constituted of an optical fiber and a covering body. The protective body is connected to one end of the light source transmitting body. The connecting body allows an end of the light source transmitting body to be inserted therein. The grip assembly is constituted of a cylinder, a light source model and an adapter. The light source module is disposed at the front end of the cylinder. After the adapter is assembled with the front end of the cylinder, the light source module is positioned between the front end of the cylinder and the adapter. The connecting body of the light source transmitting assembly is inserted onto the adapter.

Abstract: An apparatus for treating organic tissue includes: (i) a flash lamp defining a bore; (ii) a current source adapted for providing current to the flash lamp and operating at a current density adapted for forming a volume of optically transparent plasma within the bore, where the volume of optically transparent plasma is capable of emitting electromagnetic radiation and allowing the transmission of the electromagnetic radiation through the volume of optically transparent plasma; and (iii) a delivery system adapted for employing at least a portion of the electromagnetic radiation to treat the organic tissue.

Abstract: An operating state display system includes a housing, a board provided inside the housing, a first light emitter attached on the board, a second light emitter arranged adjacent to the first light emitter on the board, a first light guider attached to the housing to face the first light emitter, a second light guider attached to the housing to face the second light emitter, and an electronic component attached between the first and second light emitters on the board. The electronic component protrudes by a predetermined length in the same direction as the first and second light emitters from a surface of the board. The predetermined length is longer than a distance between the first light emitter and the board and a distance between the second light emitter and the board.

Abstract: The present disclosure is directed to illumination techniques that include the use of one or more sets of Light Emitting Diodes or LEDs as light sources in a console/module system. The LED light sources can be utilized to produce a light beams with a specified/combination of intensity and spectrum. Of course, embodiments according to the present disclosure are not limited to one intensity/spectrum but multiple combinations of intensity and spectrum can be implemented. Such systems/methods can be implemented with various optical elements including filter, lenses, mirrors, and/or optical fibers. The system is controlled by voice activation, touch screen, footswitch or wireless communication. The LEDs might also be pulsed as a driving system. The optical fiber cable is tethered to the control.

Abstract: The lighted telescopic viewing apparatus inexpensively provides for visual acuity in viewing remote or distant objects is disclosed. The telescoping capability and direct object lighting further enhance viewing. The fiber optics provide for accurately transmitting light to viewed objects and images of viewed objects, respectively. Light and viewing is direct, and not a mirror image. The viewer on the apparatus case further provides a pivotal viewing field.

Abstract: An operating lamp for illumination of an illumination field includes a plurality of individual light modules connected together to form a light source. Each module includes a housing and at least one illumination means disposed in the housing. The housings include a surface having mechanical connectors adapted for coupling to the housing of an adjacent light module and electrical connectors adapted for controlling the illumination means and for connecting the illumination means to an electrical current supply.

Abstract: An operating lumina comprising at least one light source arranged in a lumina body and an optical means for directing the visible radiation from the light source in a main radiating direction onto an operating zone has an additional luminous means that can be switched independently of the light source.

Abstract: A LED operation light, comprising at least two power sources, at least one of which is an adjustable power source, at least two LED units, and measuring and control means. The LED units, which comprise one or more LED components, emit light in response to power received from the power source. The LED components have been arranged to produce emission of light color components of at least two different wavelengths. The measuring means have been arranged to measure light emission of the LED unit and, based on measurement data, to generate control information to be sent to the adjustable power source to adjust the magnitude of power to be supplied to the LED unit. The light emission of the LED component changes as the received power changes, which again results in a change in the correlation between the emitted light color components, and therefore in the color temperature.

Abstract: Techniques, apparatus and systems that use an optical probe head to deliver light to a target and to collect light from the target for imaging, monitoring, medical diagnostics and medical treatment applications.

Abstract: Luminous tweezers are described having two tweezer branches (3), at the ends of which gripping/illuminating jaws (9) are provided, and at least one light source (5) with a switchable electricity supply (6; 7), the tweezer branches (3) consisting at least partially of transparent plastic and forming a light guide for the light from the light source, characterised in that the light source (5) can be switched by an electrical touch circuit (8; 1; 10).

Abstract: A light emitting device, comprises at least: a light emitting element; a wavelength conversion member for converting the wavelength of light from the light emitting element; a bendable light guide member for guiding light from the light emitting element to the wavelength conversion member; and a heat conduction member that is thermally connected to the wavelength conversion member.

Abstract: An ambient lighting system for a hospital operating room environment and a method of using said system is described. An apparatus comprising the combination of a translucent sheet and a backlight LED panel or colored light source (colored lamp(s) or LED(s) in an alcove) provides a diffuse light when light from said panel, alcove, or other source is presented to the translucent sheet, is scattered, and represented as unfocused light on the exposed surface of the translucent sheet. Usage of the apparatus in an operating room provides a calming environment. The method and apparatus may be adapted to include wireless control over the intensity, color, and on/off state of the light. Further, usage of known translucent materials provides a sterile and safe surface.

Abstract: A fiberoptic illuminator has a housing with an interface enabling an end fitting of a fiber optic bundle of a medical device to be connected to the housing. The illuminator includes a lamp assembly mounted within the housing for directing a high intensity beam of light through an optics assembly and into the fiber optic bundle. The lamp assembly includes a ceramic xenon lamp of greater than 300 watts. Preferably, the ceramic xenon lamp is at least 400 watts.

Abstract: A lighting device is provided, which comprises at least two optical systems, each being aligned along a separate optical axis and a light source arranged along said optical axes.