120 results about "Surgical lighting" patented technology

A surgical illumination device for illuminating a surgical field to provide enhanced visual perception of a tissue during a medical procedure. The surgical illumination device includes a surgical light and a tunable light controller. The surgical light includes a first light source providing a first wavelength of light, a second light source providing a second wavelength of light, and a combiner receiving and combining the first and second wavelengths of light. The tunable light controller includes a database and a tuning device. The database is organized by medical procedure and stores an identification of the medical procedure and at least one pre-programmed color setting for each medical procedure. The preprogrammed color setting is adapted to facilitate a first assigned illumination. The tuning device communicates with the database. The tuning device retrieves the pre-programmed color setting from the database and controls the first light source and the second light source such that the first wavelength and the second wavelength combine to provide the first assigned illumination.

A lighting control system suitable for a surgical lighting device. The lighting control system includes circuitry that compensates for the effects of temperature changes in a lighting device, and that compensates for forward voltage variations among LED lighting modules to provide substantially uniform light output.

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.

A surgical light system (10) includes a lighthead (44) coupled to a suspension arm (41′) adapted for mounting to a surface (14) of a surgical room. A bulb (130) is disposed in the lighthead. A processor (120) in the lighthead is operatively coupled with the bulb for controlling an intensity of light of the bulb and is adapted to generate a lighthead status signal representative of a first status of the lighthead. A control apparatus (32, 34) is in operative communication with the processor (120) in the lighthead. The control apparatus receives the lighthead status signal and selects a set of control algorithms from among a group of algorithms based on the lighthead status signal for controlling the lighthead. The lighthead status signal includes information regarding a size of the lighthead, an intensity of light from the bulb, a condition of the bulb, a level of current applied to the bulb, a level of current applied to the bulb, a level of voltage applied to the bulb, an internal temperature of the lighthead, and the presence of one or more of a video camera, a surgical task light, and a controllable ambient light. A human-readable display device (160) is provided for displaying information relating to the lighthead status signal. Several levels of redundancy are provided in the control system to minimize the potential loss of control due to failures. In that regard, the lightheads are operable when the control apparatus (32, 34) fails.

An illumination system for adjustably positioning an illuminator in a surgical field in a patient includes an anchor element and an illumination element. The anchor element is configured to be releasably coupled with the patient, and the illumination element is coupled to the anchor element. The anchor element or the illumination element is configured to be coupled, uncoupled, and recoupled with the patient or adjacent surgical equipment. This allows repositioning of the illumination element at a plurality of positions in the surgical field without interfering with adjacent surgical instruments, and further permits adjustment of illumination in the surgical field.

An adaptive shadow control system that compensates for blockage of one lighthead of a surgical lighting system by increasing the light output from one or more other lightheads of the lighting system. The system also includes control logic for automatic enablement/disablement of adaptive shadow control by detecting whether there is blockage of a lighthead and whether the respective light beams of a plurality of lightheads are being aggregated to form a single aggregated co-illumination light pattern at a work area.

A surgical lighting system including overhead surgical lights having integrating cavities which capture metal halide arc lamp optical energy and output spatially uniform optical energy to reflectors which direct the optic energy to a common surgical illumination region, a surgical light port system having illuminating ports, and a thermal dissipater. The surgical lighting system includes power back-up systems and light sources with multiple lamps that are automatically sequenced to provide constant surgical illumination.

The invention provides an integrated large-power LED medical illumination chip which can be used as a light source with adjustable color temperature for medical operating illumination, inspection illumination, and whole illumination in an operating room; the chip mainly comprises an LED tube core, a substrate, a heat dissipation plate, a power switchover line and an LED driving controller; LED tube cores with different colors are integrated on the substrate of a circuit board by a certain array; the substrate is connected on the heat dissipation plate; according to different colors of LED tube cores, the integrated chip is divided into a plurality of groups which are used for power supply respectively. Brightness of various colors can be adjusted independently, the integrated large power LED chip can be adjusted in the range of 3500K-6500K to have any color temperature and brightness according to the mixed color proportion of the LED tube core series of different colors, the chip can be used for illumination in operating rooms, inspection rooms, environment with special color temperature requirement and the like, is especially applicable for medical illumination and the like, and is beneficial for improving the medical illumination quality and reducing the medical negligence.

The present invention provides a surgical lighting system with an image-recording function mainly comprising a surgical light set and a flexible tube-shaped video camera connected to the surgical light set. The surgical light set comprises a fixed base; a rotary arm set pivoted to the fixed base, the rotary arm set comprising at least one rotary arm; and a surgical light connected to one rotary arm of the rotary arm set.

The invention relates to a general surgery three-dimensional micrography camera shooting presentation device which is formed by a 3D high-definition digital video, a 3D high-definition liquid crystal displayer and an adjusting support. The 3D high-definition digital video is a small integrated 3D high-definition digital video, a micrography adapter, a micrography pick-up lens and a focus light source are additionally arranged in front of an original lens of the small integrated 3D high-definition digital video, and the small integrated 3D high-definition digital video is fixed by the bed side type, suspension type or floor stand type adjusting support and connected with the 3D high-definition liquid crystal displayer. The micrography pick-up lens is composed of a single lens or a plurality of lenses, and the focal length of the micrography pick-up lens is 250mm to 500mm. The focusing light source is a cold light source which connected through light fibers or an LED light source, a focusing lens is additionally arranged at the front end of the focusing light source, and the optical axis focus of the focusing light source is identical with the focus of the 3D micrography pick-up lens. The general surgery three-dimensional micrography camera shooting presentation device is small and light, has the functions of surgery lighting, 3D real-time high-definition camera shooting, videotaping, recording, displaying, image transmitting and the like, and is suitable for multidiscipline micrography surgeries and general open surgeries in surgery systems.

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.

A surgical illumination device includes a LED with a positive terminal, a negative terminal, and a heat transfer pad. A flexible circuit has first and second electrically conductive traces extending from a proximal end to a distal end thereof. The first conductive trace is electrically interconnected with the positive terminal, the second conductive trace is electrically interconnected with the negative terminal, and a heat transfer window on the flexible circuit is aligned with the heat transfer pad. The illumination device includes a heat sink having a distal end with a distal end face. A thermally conductive adhesive pad is disposed between the LED and the distal end face of the heat sink. The thermally conductive adhesive pad is aligned with the heat transfer window of the flexible circuit and the heat transfer pad of the LED base.

An invention that provides improved means for automatic illumination of a surgical site is disclosed. By way of utilizing a wireless radio-frequency transmitter adapted to transmit a distance signal to a receiver, which provides adjustment, by way of an actuator, of a single light source or an array of light sources, an illuminating field is provided with the further advantage that shadows are minimized. In addition, the transmitter, in one embodiment, is of a small profile and constructed in biocompatible materials. The device may be either sterilizable for reuse or disposable, thereby allowing packing of the transmitter in a sterile container thereby further allowing placement of the device in, on, or by a surgical site. The present invention also discloses an array of lights that are arrayed more distant from each other than typical and yet provides a focused, intense illumination field with maximal line of sight approach owing to the discrete (recessed) housing of the light sources. Lastly, the recessed housing allows more efficient use of overhead working space.

The invention provides an optical path structure used for an operating shadowless lamp, comprising a lamp body with an axes, at least one first LED light source group and at least one second LED light source group; the first LED light source group surrounds the axes of the lamp body; furthermore, a vertical angle is preset on the optical paths of the first LED light source group; the second LED light source group surrounds the first LED light source group; furthermore, the angle of the optical path of the second LED light source component group is adjustable, thus increasing the incident angle of the optical path; more especially, the operating shadow can be effectively eliminated during deep operating illumination; compared with the prior art in which the optical path which is converged from circumference to axes is provided, the central position of illumination can form a vertically incident optical column, thus excellently solving the problem of deep illumination and leading the adjustment of focusing depth to be relatively easy, thereby greatly facilitating the doctors.

The invention discloses an optical navigation system for surgeries, and relates to the field of medical equipment. The optical navigation system for the surgeries works in an visible light environment and comprises a fluorescence excitation light source, a visible light image collecting device, a near-infrared image collecting device, an image processing device and a display screen, the fluorescence excitation light source is capable of emitting invisible near-infrared light, the visible light image collecting device is capable of collecting visible light images formed after light emitted by a surgery illuminating device is reflected by a subject in a detect area, and the near-infrared image collecting device is capable of collecting near-infrared fluorescent images formed after light emitted by the fluorescence excitation light source is motivated by the subject in the detection area, wherein the wave length of the near-infrared fluorescent images is larger than 850 nm; the display screen is installed on a pair of goggles or a head-mounted support and used for displaying images processed by the image processing device. According to the device, fluorescence imaging is achieved in the visible light environment, the fluorescent images with high resolution and deep tissue are obtained, and imaging is clear, so that a doctor can learn about the real-time fluorescence imaging situations at any time without breaking surgical operation during the surgeries.

The present invention provides a medical lighting system (1), in particular an operating lighting system, comprising: a set of light sources (2) for illuminating a determined area and having one or more modifiable optical properties; and a control device (6) for controlling the set of light sources (2), in order to modify said one or more optical properties as a function of a command from a user.

In particular, the control device (6) is a control device having a gestural interface and comprising:

• • two sensors (7, 8) mounted some distance from each other, each sensor delivering a signal corresponding to a detection zone and the detection zones of the two sensors (7, 8) including a common detection zone for detecting a gestural command from the user; and
  • analysis means receiving as input the signals coming from both of the sensors (7, 8) and configured to modify said one or more optical properties as a function of said gestural command.

The invention also provides a method of controlling such a lighting system (1).

A surgical lighting illumination control device includes a suspension system; light heads mounted on the suspension system and each including a housing, light sources mounted in the housing, an unsterilizable grip mounted on the housing for hand holding and moving the light heads, and detection pairs mounted to the unsterilizable grip for receiving an infrared signal that is transmitted therefrom and reflected by an external object for control and adjustment of the illumination, each detection pair including an infrared transmitter and an infrared receiver; a compensation control mechanism connected to the detection pairs and including a control operation unit and environment temperature compensation units connected to the control operation unit; and a sterilizable grip mountable to the unsterilizable grip and including a guide channel formed therein to correspond, in position, to each of the detection pairs to allow the infrared signal to pass therethrough.