Abstract: A cardiac tissue ablation system according to one embodiment includes an elongate catheter configured to deliver a distal end thereof to a patient's heart and an expandable member formed at the distal portion of the catheter. The expandable member has an elastic portion configured to conform to the shape of a target tissue region upon expansion. The system further includes an energy emitter movably disposed within a lumen of the catheter. The energy emitter is configured to deliver radiant ablative energy to the target tissue region. The system further includes a controller that includes a safety shut-off feature for automatically shutting off power to the energy emitter when a prescribed event occurs resulting in power to the energy emitter being stopped.

Abstract: The present invention provides a lighting device for a medical treatment room. One embodiment incorporates a support frame configured to be mounted to a wall or ceiling of the medical treatment room. A first illumination unit on the support frame is configured to provide direct illumination of an operating area and a second illumination unit (on the support frame is configured to provide indirect illumination of the operating area. The support frame can be articulated for movement of the first and second illumination units. Movement of the support frame is adapted to activate and deactivate the first and second illumination units. Thus, the lighting device includes a control unit configured to switch the first and second illumination units on and/or off when the support frame is moved relative to the operating area.

Abstract: A wireless operating room communication system provides wireless transmission of video signals from a wireless camera or a wireless transmitter unit to a portable wireless display unit. A wireless multiple device control unit is in wireless communication with the transmitter unit, the display unit, and a plurality of surgical devices disposed within the operating room. Each of the surgical devices has a video receiver to obtain a video signal to synchronize the devices and units. The video transmitter unit has a video transmitter and the other units or devices have a non-video transmitter. The arrangement enables transmission of device control signals on the same channel as the video signal. In response to changes in bandwidth, the video transmitter unit reduces the video signal to enable transmission thereof to the video display unit, while maintaining robustness of the control signals.

Abstract: According to one configuration, an electrocautery electrode for use in electrocautery or electrosurgery is provided which has a light-emitting component disposed thereon. The electrode is configured to be inserted into or positioned between components of standard electrocautery pencils, making wide distribution easier. According to another configuration, a sleeve is provided with a light-emitting component disposed thereon, the sleeve being sized to fit on any standard electrocautery pencil. The light-emitting component on the electrode or sleeve reduces shadows and allows improved illumination of the treatment sight without necessitating purchase of a new electrocautery device.

Abstract: A surgical power tool has a head portion having a tool with a tool axis, a shaft which is connected to the head portion for guiding the head portion to the surgical site and a handle portion for exerting pressure to the head portion along the tool axis. The shaft has a longitudinal axis that is angled with respect to the tool axis. A second handle is coupled to the shaft intermediate the head portion and a gripping portion of the shaft for applying a force along the tool axis.

Abstract: Devices and methods of identifying and treating bodily passages, such as sinus cavities, are provided. More particularly, irrigation devices and methods useful in the identification and treatment of bodily passages, such as sinus cavities, are provided. The irrigation devices comprise an elongate tubular member and an optical fiber which assist with the transcutaneous identification and/or treatment of a bodily passage.

Abstract: A medical device 1 for colo-proctological pathologies, comprising a retractor body 2, having a distal end 3 and a proximal end 4, a handle 7 connected to the retractor body 2, and illuminating means 16, located internally of a cavity 12 fashioned internally of the proximal end 4, for generating a light beam internally of the retractor body 2.

Abstract: A headlight device that can be mounted to a surgical face shield, helmet, or other type of headgear with dual-sided peel and stick adhesive or magnets allowing for various mounting locations.

Abstract: An illuminating ring assembly is disclosed. The illuminating ring configured to be used with a surgical access element. The illuminating ring assembly comprises a housing defined by a cover and a wall member extending from the cover, wherein the cover and wall member cooperate to define a cavity therein, a light element configured to be disposed with the cavity, and an attachment mechanism configured to selectively attach the housing to a surgical access element. Wherein the cover and the light element both include an opening therethrough.

Abstract: Methods and devices for illuminating a body cavity or an internal region of a body are disclosed. In one aspect, a percutaneous illumination device for illuminating a body cavity includes an elongate member with an illumination source, and two support members disposed on the elongate member that are adapted to be positioned on opposite sides of a tissue surface for stabilizing the device. Variations on such an illumination device, kits that include such devices, and methods of utilizing such devices are all described within the present application.

Abstract: A detachable light for use in combination with surgical and diagnostic devices. The detachable light incorporates multiple functions into a minimum number of elements in the housing of the detachable light. The housing includes aligning gripping elements which align the light to a functional centerline of the surgical or diagnostic device. The housing includes multiple light sources on its exterior surface, where the direction of light output may be adjusted. Exterior surfaces of the detachable light which are in contact with patient tissue are formed from an atraumatic material.

Abstract: A structured illumination probe is disclosed, one embodiment comprising: an optical fiber, to receive and transmit a light beam; a handpiece, coupled to the optical fiber; an optical element, comprising a distal optical fiber and a distal light guide, wherein the proximal ends of the distal optical fiber and the distal light guide can be selectably optically coupled to the optical fiber, for receiving the light beam and scattering the light beam to illuminate an area, and wherein the surface area of the proximal end of the distal light guide is greater than the surface area of the distal end of the optical fiber; an actuator, coupled to the handpiece, for selectably coupling the optical fiber to the distal optical fiber and the distal light guide; and a cannula, coupled to the handpiece, for housing and directing the optical fiber and the optical element.

Abstract: The invention concerns a light source unit of tunable spectral properties, having a pump light source and a phosphor element for a conversion of pump light into converted light intended for illuminating a target, wherein the phosphor element has at least two phosphor element sections interacting differently with pump light, and wherein the light source unit further comprises a deflecting unit, such as a zoom lens or a variable diffraction grating, for deflecting the pump light so as to vary a distribution of pump light incident onto the phosphor element with respect to the different phosphor element sections, in order to vary spectral properties of the combined converted light beam emanating from the light source unit.

Abstract: An illumination system configured to light an anatomical location of a patient is provided. The illumination system includes an interior illumination device positionable and movable within a body cavity of a patient. The interior illumination device is configured to provide a light having a wavelength that is visible to a clinician. The illumination system includes an exterior illumination device operatively coupled to the interior illumination device and positionable and movable about an exterior of a patient. The exterior illumination device is configured to provide a light having a wavelength that is visible to a clinician.

Abstract: A multi-light apparatus (10) for primary use in dental or medicinal operatory workspaces and for interconnection with a modular operating chair (12), so as to form the headrest thereof, preferably includes first and second radiation sources (36,72) and a selection mechanism (70) for selecting a desired radiation source, a rigidly flexible light pipe (16) that may be alternatively coupled to each light source (36,72) and is configured to transmit selected radiation to a patient (14), a reflective surface (78) configured to direct the selected radiation to the pipe (16), a power supply (50), a cooling fan (56), and at least one potentiometer (66,68) for varying the voltage delivered to the sources (36,72) and fan (56).

Abstract: A fiber optic illumination device suitable for use in medical procedures and other application requiring the delivery of light to limited access locations is disclosed. The illumination device defines a proximal terminal structure derived from the optical fiber having a greater surface area than the diameter of the optical fiber and a distal terminal structure derived from the optical fiber having a greater surface area than diameter of the optical fiber. An integral light communication path is defined between the proximal terminal structure and the distal terminal structure. A method of manufacturing the fiber optic illumination device is also disclosed.

Abstract: The present invention comprises devices and methods that, in certain embodiments, provide a lighted cup, ring or cap that comprises a customizable size and fit, for use in hysterectomy procedures, whereby the ring or cup engages the vaginal fornix and is covered by the vaginal cervical tissue. The lighting allows the surgeon to visualize the location of the lighted cup, ring or cap, thereby quickly and accurately identifying the incision site while providing protection of the associated vasculature and the ureters.

Abstract: Exemplary embodiments of apparatus and method for effecting at least one anatomical structure of a body can be provided. For example, at least one first arrangement can be provided which is structured to be at least partially inserted into the body and including an opening. In addition, at least one second arrangement can be provided which configured to increase and/or decrease a size of the opening by a motion thereof in a first direction. Further, at least one third arrangement can be provided which can be coupled to the second arrangement(s), and configured to move at least in a second direction which is at least approximately parallel to the second direction.

Abstract: A novel posterolateral inter-muscular approach has been developed to access the cervical spine. The approach includes elevating the splenius capitis and trapezios muscles dorsally to create a window for deep spine access, wherein the window comprises i) an anterior superior border of the trapezius muscle; ii) an anterior inferior border of the splenius capitis muscle, and iii) a posterior superior border of the levator scapulae muscle. Preferably, a device such as an implant or an instrument is then passed through the window to manipulate the spine.

Abstract: A surgical lighting system includes a control device operable to adjust a color temperature of the surgical lamp, a camera, an image processing device, and means for transmitting color temperature information, corresponding to a set color temperature of the surgical lamp, to the image processing device.

Abstract: A drain for use in medical applications may include an elongated conduit configured to be implanted in a body cavity, wherein the conduit has a proximal end and a distal end. The conduit may include at least one channel configured to drain fluid from the body cavity and at least one lumen extending from the proximal end to the distal end of the conduit. The lumen may be at least partially surrounded by the at least one channel and may be separated from the at least one channel by a wall. At least one hole in the wall may be configured to provide fluid communication between the lumen and the at least one channel.

Abstract: Certain embodiments of an endoilluminator may include a cannula, an intermediate material, and an optical fiber. The cannula has a substantially cylindrical shape that defines an interior region and has a cylindrical axis. The intermediate material is disposed within the interior region. The optical fiber is disposed within the intermediate material and has a fiber optical axis and a distal end configured to emit light. The emitted light has an illumination pattern with an illumination axis that is not parallel to the cylindrical axis.

Abstract: An illumination apparatus is attachable to surgical instruments, and provides illumination of the operating field, particularly those requiring good illumination of normally poorly illuminated organ cavities, during surgical procedures. The illumination apparatus includes a light source (1) connected to a power supply (2). The light source (1) and part or all of the power supply source are housed in a casing (3) that has at least one attaching means (5) on its outer surface which is suitable for removably attaching the illumination apparatus to a surgical instrument, and desirably, to several different surgical instruments at various times during a particular surgical procedure. Due to its weight, design and size, the illumination apparatus allows for easy shifting of the illumination apparatus along the surgical instrument without interfering with the normal use of the surgical instruments.

Abstract: A nasal delivery device can include a nasal prong and an activation member. The nasal prong can comprises an opening at a top and bottom portion of the prong to allow for the passage of an aerosolized treatment agent through the nasal prong. The activation member can be positioned on the nasal delivery device at a location that is spaced apart from the subject's oral cavity when the nasal prong is received into the nostril of the subject. The activation member can be configured to detect a desired exhalation state of the subject and upon detection of the desired exhalation state, the activation member activates the delivery of the aerosolized treatment agent.

Abstract: A portable device for cervical inspection, comprising a plurality of light-emitting diodes comprising a first light-emitting diode group and a second light-emitting diode group, wherein the first light-emitting diode group emits light within a first wavelength range upon operation, and the second light-emitting diode group emits light within a second wavelength range upon operation, wherein the first wavelength range comprises a sub-range of wavelengths shorter than the wavelengths of the second wavelength range, and the second wavelength range comprises a sub-range of wavelengths longer than the wavelengths of the first wavelength range, the portable device further comprising a controller provided for a control of the luminous intensity of the second light-emitting diode group from a first intensity to a second intensity, lower than the first intensity, such that a preferred color rendering for the visual examination of the cervix may be provided.

Abstract: A device for providing a colorfield for guiding a surgical tool within a surgical volume is provided. The device may include a coupling mechanism configured to couple the device to a surgical tool, and a light source configured to selectively emit light having a first predetermined color upon at least one of a surgical volume and the surgical tool. The first predetermined color may be selected based, at least in part, on a current spatial position of a portion of the surgical tool relative to a first pre-defined zone within the surgical volume.

Abstract: A lower esophageal sphincter tightening device for treating gastroesophageal reflux disease which includes an insertion device, an energy source, and an energy transmitting device. The insertion device, by insertion through a body opening, positions the energy transmitting device in the proximity of the lower esophageal sphincter. The energy source generates and transmits energy via the insertion device to the energy transmitting device which directs the transmitted energy onto the lower esophageal sphincter which is comprised largely of collagen. The energy source transmits energy at a level sufficient to cause heating of the sphincter's collagen resulting in a shrinkage of the collagen and a tightening of the sphincter.

Abstract: A medical device and a method for preparing a patient's body to receive a bodily implant are disclosed. The medical device includes a needle member configured to be inserted into a tissue layer. The needle member has a proximal end portion and a distal end portion. An adjustment member is coupled to the proximal end portion of the needle member. The adjustment member includes an adjustment screw and a nut for setting a predetermined depth of insertion of the needle member within the tissue layer. The adjustment member further includes an adjustment member support configured to provide a support to the adjustment screw and the nut. The adjustment member is configured to move between a first position and a second position with respect to the adjustment member support to limit insertion of the needle member within the tissue layer to the predetermined depth.

Abstract: An endoilluminator system includes an endoilluminator probe and an illumination source. The endoilluminator probe includes a nano-scale optical fiber and a probe fiber connector, and the illumination source includes a source fiber connector. The illumination source is configured to produce an illumination spot at the source fiber connector having a diameter smaller than a diameter of a fiber core of the nano-scale optical fiber. The probe fiber connector and the source connector are configured when connected to align the illumination spot off-center relative to the nano-scale optical fiber such that the angular distribution of light emitted by the nano-scale optical fiber is increased relative to aligning the illumination spot at a center of the nano-scale optical fiber.

Abstract: An anal dilator (10) and an anorectal surgical instrument including the anal dilator (10). The anal dilator (10) includes a cylindrical body (10-1, 100) and an external light source assembly (20, 300) for illuminating surgical fields. The top of the body (10-1, 100) is an elastic enlarged edge (10-2, 200) and the external light source assembly (20, 300) is connected with the enlarged edge (10-2, 200). The anal dilator (10) is made of transparent materials. The surgical fields can be completely illuminated via a light path (101) by the light source during the surgery.

Abstract: To perform a prostatectomy, a directionally illuminating balloon catheter enters a bladder. The catheter has a multi-lumen shaft. The balloon defines an interior fluidically connected to a balloon inflation lumen and is inflated therethrough. The balloon comprises a light source, a light-radiating surface adjacent the shaft-balloon junction, and a substantially opaque surface disposed at a portion of the balloon other than the light-radiating surface such that the integrated light source illuminates a proximal half of the environment outside the balloon. The balloon is inflated while in the bladder. Light from the light source is directed out through the light-radiating surface to illuminate at least a portion of a procedure area at the bladder-prostate junction. With the light illuminating the portion of the procedure area, at least a portion of a prostatectomy is performed at the portion of the procedure area.

Abstract: In various embodiments, there is provided an LED drive circuit and a method for using the same. Specifically, the present disclosure is directed to an LED drive circuit for pulse oximeters. In an embodiment, the LED drive circuit includes a current mirror configured to provide drive current to an LED of a sensor. Additionally, the method includes providing current to first and second current mirrors, wherein the first and second current mirrors are configured to control first and second light sources.

Abstract: An illuminated suction apparatus including a hand-held surgical device combining a high-performance illumination waveguide with suction. This device would be useful in a wide array of various surgical procedures including open and minimally invasive orthopedics.

Abstract: An illuminated suction apparatus including a hand-held surgical device combining a high-performance non-fiber optic optical waveguide with suction. This device is useful in a wide array of surgical procedures including open and minimally invasive orthopedics.

Abstract: A surgical suction instrument having multiple LEDs for selectively providing illumination as light of different wavelengths at the tip thereof. Typically, at least one of the LEDs is chosen to emit polychromatic white light. Individual switches operable by either the surgeon or another member of the surgical team allow any combination of the LEDs to be energized, thereby creating numerous combinations of light wavelength from the novel surgical suction instrument. Control of the intensity of one or more of the LEDs may be provided to further determine the character of the composite light emitted from the multiple LEDs. The LEDs may be powered by self-contained batteries or from an external power source. The device may either be a single use, disposable device or, in alternate embodiments, may be a device intended for multiple uses and capable of withstanding sterilization.

Abstract: A microstructure optical adapter or tip according to the present disclosure may incorporate precision micro structure optical components engaging the input or output end of light energy delivery devices for customized light delivery of the light energy. The incorporation of precision micro structure optical components in injection molded plastic or glass parts will allow for inexpensive modification of the output light while also serving to protect the end of the illumination device. The micro structure optical components may also be incorporated in an adapter to tailor the light energy to the subsequent device.

Abstract: A lighting system for medical use which comprises a light assembly and a drape. The light assembly comprises an elongate arm which is surface mountable from a proximal end of the arm, a light head connected to a distal end of the arm and a light source mounted in the light head. The drape comprises an elongate flexible body and a substantially transparent portion. The drape is mounted or mountable on and substantially encloses the light assembly such that in use an amount of the light from the light source exits the substantially transparent portion.

Abstract: An illumination device for use in an ophthalmic surgical apparatus, the illumination device including a fiber optic having a proximal end and a connector coupled to the fiber optic. The connector includes one or more of (1) a datum surface disposed a predetermined distance from the proximal end to position the proximal end at a predetermined location within the surgical apparatus, (2) a shutter actuation surface configured and arranged to open a shutter in the surgical apparatus when the connector is being connected to the surgical apparatus, and (3) a visual indicator position to provides a visual indication that the connector is fully inserted into the surgical apparatus. The illumination device may be in a combination with an ophthalmic surgical apparatus.

Abstract: An illuminated microsurgical instrument includes a microsurgical instrument having a distal tip and an optical fiber for delivering a beam of light to a surgical site. The optical fiber includes a proximal end for receiving a light beam from a light source, and a distal end proximate to the distal tip of the microsurgical instrument for emitting the light beam. The distal end includes a beveled end face either oriented toward or oriented opposite from the distal tip of the microsurgical instrument.

Abstract: An instrument handle (12) for a medical diagnostic light (10), to which a light instrument head (14) can be connected, accommodates or can be connected to an energy source. A manually operable light regulation device (20) is arranged in the instrument handle (12) at least partially behind a lateral wall opening (22) of the instrument handle (12) and is sealingly closed by a cover element (30) that is connected to the instrument handle (12) with material fit. The cover element (30) comprises an operating section (32) that can be manually pressed in and has markings (34) that can be haptically and optically differentiated, wherein the markings (34) are designed in the form of surface depressions and/or surface elevations of the cover element (30). A medical diagnostic light (10) uses the instrument handle (12) and a medical diagnostic device uses the diagnostic light (10).

Abstract: A surgical lamp includes a lamp body with illuminants. Axes of bundled light beams emitted by the illuminants intersect a central axis at different positions along the central axis.

Abstract: An illuminated suction apparatus including a hand-held surgical device combining a high-performance illumination waveguide with suction. This device would be useful in a wide array of various surgical procedures including open and minimally invasive orthopedics.

Abstract: An exoscope serves for observing and illuminating an object field on a patient from a position set apart from the patient's body. A lens system serves to observe the object field and an illumination serves to illuminate the object field. A distance between the lens system and the object field can be modified by a bracket. A shaft comprises on its distal end a head member that is widened in comparison to it, so that the illumination reaches into the distal-side head member. Positioned in the head member is at least one radiating illumination unit whose radiant characteristic can be adjusted in such a way that the object field can be illuminated homogeneously at all possible distances from the lens system. Supply lines for the at least one illuminating unit are positioned in the shaft.

Abstract: The present invention provides illumination for a surgical procedure. Using an optical tracking system, the illumination is made to automatically track an optical marker on a surgical glove worn by a clinician to provide more consistent illumination for a surgical procedure.

Abstract: The present invention provides a method of controlling a light output of a surgical lamp used for illuminating a surgical site. The surgical lamp includes a housing that defines an internal cavity. A light source is disposed within the internal cavity of the housing. The light source produces a light path and a light field at a surgical site that is remote from the housing. The method comprises providing a voltage sensitive device along the light path, the voltage sensitive device having light transmissive properties that change in response to a biasing voltage applied thereto, and applying a biasing voltage to the voltage sensitive device to achieve a desired light intensity at the surgical site.

Abstract: A surgical illumination system, according to the present disclosure may include one or more illumination elements mounted on or in a collar body or surgical retractor pin that may also include control electronics. The surgical illumination system affords controllable direct illumination of a deep cavity surgical site and may be moved independent of any surgeon or surgical instrument. The collar body or pin provides heat conductivity to remove heat generated by the illumination elements. The collar body is adapted for engagement of Steinman style surgical retractor pins and to afford optimal heat transfer to the retractor pin. Energy for the illumination elements may be provided by batteries or other suitable source through a cable or wireless link.

Abstract: Sinusitis, enlarged nasal turbinates, tumors, infections, hearing disorders, allergic conditions, facial fractures and other disorders of the ear, nose and throat are diagnosed and/or treated using minimally invasive approaches and, in many cases, flexible catheters as opposed to instruments having rigid shafts. Various diagnostic procedures and devices are used to perform imaging studies, mucus flow studies, air/gas flow studies, anatomic dimension studies, endoscopic studies and transillumination studies. Access and occluder devices may be used to establish fluid tight seals in the anterior or posterior nasal cavities/nasopharynx and to facilitate insertion of working devices (e.g., scopes, guidewires, catheters, tissue cutting or remodeling devices, electrosurgical devices, energy emitting devices, devices for injecting diagnostic or therapeutic agents, devices for implanting devices such as stents, substance eluting devices, substance delivery implants, etc.

Abstract: The hybrid fiber-optic cannula can have a body having an implant end, a light passage extending through the body, and a light inlet end coinciding with the light passage, an optical fiber held in the body in coincidence with the light passage and oriented out the implant end, the light inlet end being opposite the implant end relative to the light passage, and a conduit extending through the body between a conduit outlet located at the implant end and a conduit inlet. A fluid and/or electrical wires, can be conveyed by the conduit, for instance.

Abstract: Methods and products for illuminating the tissue of a patient wherein the products include a conformable polymeric layer.

Abstract: An apparatus for the efficient provision of directed illumination to a subdermal surgical field that is attachable to or completely forms a surgical retractor blade.