CN112494136A - Superfine endoscope system with laser and illumination light sharing optical fiber and light source generating device - Google Patents

Superfine endoscope system with laser and illumination light sharing optical fiber and light source generating device Download PDF

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Publication number
CN112494136A
CN112494136A CN202011479767.9A CN202011479767A CN112494136A CN 112494136 A CN112494136 A CN 112494136A CN 202011479767 A CN202011479767 A CN 202011479767A CN 112494136 A CN112494136 A CN 112494136A
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laser
optical fiber
led
light source
driver
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刘奇为
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
    • A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00064—Constructional details of the endoscope body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00131—Accessories for endoscopes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
    • A61B1/0661—Endoscope light sources
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
    • A61B1/0661—Endoscope light sources
    • A61B1/0684—Endoscope light sources using light emitting diodes [LED]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
    • A61B1/07—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements using light-conductive means, e.g. optical fibres
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/06—Radiation therapy using light
    • A61N5/0601—Apparatus for use inside the body
    • A61N5/0603—Apparatus for use inside the body for treatment of body cavities
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/06—Radiation therapy using light
    • A61N5/0613—Apparatus adapted for a specific treatment
    • A61N5/062—Photodynamic therapy, i.e. excitation of an agent
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/06—Radiation therapy using light
    • A61N5/067—Radiation therapy using light using laser light
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
    • A61B2018/00577—Ablation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636—Sensing and controlling the application of energy
    • A61B2018/00696—Controlled or regulated parameters
    • A61B2018/00702—Power or energy
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00982—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body combined with or comprising means for visual or photographic inspections inside the body, e.g. endoscopes

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Surgery (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Physics & Mathematics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electromagnetism (AREA)
  • Otolaryngology (AREA)
  • Endoscopes (AREA)

Abstract

The invention discloses a superfine endoscope system with laser and illuminating light sharing an optical fiber, which comprises a superfine electronic endoscope body, a sheath tube, a control handle, an image processor, a light source generator and a display, wherein the light source generator comprises an LD and an LED, the LD is connected with an LD driver, and the LED is connected with an LED driver; the LD driver and the LED driver are connected with the controller; the LD is connected with one end of a laser fiber through a first coupler, the laser fiber is provided with a speckle remover, and the other end of the laser fiber is connected with a beam combiner; the LED is connected with one end of the illuminating optical fiber through a second coupler, and the other end of the illuminating optical fiber is connected with the beam combiner; the beam combiner is connected with the light source output interface. The light source generator can simultaneously generate laser and illumination light without additionally inserting a laser fiber into a working channel of an endoscope. The invention also discloses a light source generating device capable of simultaneously outputting the laser and the illumination light.

Description

Superfine endoscope system with laser and illumination light sharing optical fiber and light source generating device
Technical Field
The invention relates to a minimally invasive medical instrument, in particular to a superfine endoscope system with laser and illuminating light sharing optical fibers. The present invention relates to a light source generating device for an endoscope system.
Background
In a traditional laser endoscopic treatment system, a laser fiber extends out of the front end of an endoscope through a working channel of the endoscope, and treatment work is carried out under the guidance of an endoscopic image. In this system, the physician observes the image not in line with the direction of laser irradiation, and therefore requires long training to properly manipulate the laser treatment under the endoscope. In particular, the diameter of a standard endoscope used is often larger (for example, the diameter of the endoscope is 5mm, the working channel of the endoscope is 2mm), while the diameter of a general laser treatment optical fiber is only 0.6-0.7 mm, the laser optical fiber is very easy to shake in the working channel of the endoscope, so that the accuracy of laser treatment is affected, and the larger the diameter of the tip part of the endoscope is, the larger the influence is.
Disclosure of Invention
The invention aims to provide a superfine endoscope system with a laser and illumination light sharing optical fiber, which can solve the problem that the direction of an observed image is not consistent with the direction of laser irradiation, thereby obviously improving the accuracy of laser treatment.
In order to solve the above technical problems, the present invention provides a superfine endoscope system with a laser and an illumination light sharing optical fiber, comprising:
the device comprises a superfine electronic endoscope body, a sheath tube, a control handle, an image processor, a light source generator and a display, wherein the light source generator and the image processor are electrically and optically coupled with the superfine electronic endoscope body through a photoelectric connector; the light source generator comprises an LD and an LED, the LD is connected with the LD driver, and the LED is connected with the LED driver; the LD driver and the LED driver are connected with a power supply; the LD driver and the LED driver are connected with the controller; the LD is connected with one end of a laser fiber through a first coupler, the laser fiber is provided with a speckle remover, and the other end of the laser fiber is connected with a beam combiner; the LED is connected with one end of the illuminating optical fiber through a second coupler, and the other end of the illuminating optical fiber is connected with the beam combiner; the beam combiner is connected with the light source output interface; the beam combiner couples the laser and the illumination light path into a beam of optical fiber and outputs the optical fiber from the light source output interface; the light source generator is connected with the photoelectric connector through a light source output interface.
In another embodiment, the controller is connected to the touch panel, and the controller is controlled by the touch panel to adjust the laser output power of the LD and/or the illumination intensity of the LED, and switch the laser therapy mode or the laser illumination mode
In another embodiment, the controller is connected to a foot switch.
In another embodiment, the power source is connected to a fan.
The invention also provides a light source generating device capable of simultaneously outputting laser and illumination light, and the technical scheme is as follows:
the LED driving circuit comprises an LD and an LED, wherein the LD is connected with an LD driver, and the LED is connected with an LED driver; the LD driver and the LED driver are connected with a power supply; the LD driver and the LED driver are connected with the controller; the LD is connected with one end of a laser fiber through a first coupler, the laser fiber is provided with a speckle remover, and the other end of the laser fiber is connected with a beam combiner; the LED is connected with one end of the illuminating optical fiber through a second coupler, and the other end of the illuminating optical fiber is connected with the beam combiner; the beam combiner is connected with the light source output interface; the beam combiner couples the laser and the illumination light path into a beam of optical fiber and outputs the optical fiber from the light source output interface.
In another embodiment, the controller is connected to the touch panel, and the controller is controlled by the touch panel to adjust the laser output power of the LD and/or the illumination intensity of the LED, and switch the laser therapy mode or the laser illumination mode
In another embodiment, the controller is connected to a foot switch.
In another embodiment, the power source is connected to a fan.
The invention can achieve the technical effects that:
the light source generator can simultaneously generate laser and illumination light, the generated laser has two modes of laser treatment and laser illumination, the treatment and illumination modes can be flexibly switched without changing the structure of the endoscope system, the operation principle of the laser treatment system through the endoscope is thoroughly changed, and a laser fiber does not need to be additionally inserted into a working channel of the endoscope.
The invention utilizes the light path channel of the endoscope system to transmit laser and illumination light simultaneously, thoroughly solves the problem that the observation image is not consistent with the laser irradiation direction, and can obviously improve the accuracy of laser treatment.
Drawings
It is to be understood by those skilled in the art that the following description is only exemplary of the principles of the present invention, which may be applied in numerous ways to achieve many different alternative embodiments. These descriptions are made for the purpose of illustrating the general principles of the present teachings and are not meant to limit the inventive concepts disclosed herein.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the general description given above and the detailed description of the drawings given below, serve to explain the principles of the invention.
The invention is described in further detail below with reference to the following figures and detailed description:
FIG. 1 is a schematic view of a super-slim endoscope system of the present invention in which the laser and illumination light share an optical fiber;
fig. 2 is a schematic diagram of a light source generator of the present invention.
The reference numbers in the figures illustrate:
100 is a superfine electron lens body, 200 is a sheath tube,
300 is a control handle, 400 is a rotary control damping piece,
500 is an image processor, 600 is a luminescence source generator,
700 is a display and 800 is an opto-electric coupler.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention without any inventive step, are within the scope of protection of the invention. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. As used herein, the terms "first," "second," and the like, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" and similar words are intended to mean that the elements or items listed before the word cover the elements or items listed after the word and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
As shown in fig. 1, the present invention discloses a superfine endoscope system with laser and illumination light sharing optical fiber, which comprises a superfine endoscope body 100 with an outer diameter not exceeding 1.1 mm, a sheath 200, a control handle 300, an image processor 500, a light source generator 600, and a display 700, wherein the light source generator 600 and the image processor 500 are electrically and optically coupled with the superfine endoscope body 100 through a photoelectric coupler 800, the superfine endoscope body 100 penetrates the sheath 200 through the control handle 300, and the relative fixation between the superfine endoscope body 100 and the sheath 200 is realized through a rotary control damping member 400;
the light source generator 600 can generate an illumination cold light source containing laser light; as shown in fig. 2, includes an LD (semiconductor laser) and an LED (semiconductor light emitter) as main body light emission sources, the LD (semiconductor laser) is connected to an LD driver, and the LED (semiconductor light emitter) is connected to an LED driver; the LD driver and the LED driver are connected with a power supply to realize power supply;
the LD driver and the LED driver are connected with the controller, and the laser output power of the LD (semiconductor laser) is controlled by the controller through controlling the LD driver; controlling an LED driver by a controller, thereby controlling an illumination intensity of an LED (semiconductor light emitter);
the controller is connected with the touch panel, and can realize the control of the controller through the touch panel so as to realize the adjustment of the laser output power of the LD (semiconductor laser) and/or the illumination intensity of the LED (semiconductor light emitter) and the switching of a laser treatment mode or a laser illumination mode;
the Laser Diode (LD) (semiconductor laser) is connected with one end of a laser fiber through a first coupler, the laser fiber is provided with a speckle remover, and the other end of the laser fiber is connected with a beam combiner;
the LED (semiconductor light emitter) is connected with one end of the lighting optical fiber through the second coupler, and the other end of the lighting optical fiber is connected with the same beam combiner;
the beam combiner is connected with the light source output interface through an output optical fiber; the beam combiner couples the laser and the illumination light path into a beam of optical fiber and outputs the beam of optical fiber from the light source output interface through the output optical fiber.
LD (semiconductor laser) may be of various kinds, for example, blue laser; because the absorption rate of the blue laser hemoglobin is 103/cm and is about I magnitude higher than that of the green laser, the blue laser hemoglobin is more suitable for soft tissue excision, the heat affected zone is smaller, and the hemostatic effect is greatly improved than that of the green laser;
a630 nm laser source can also be adopted, and the photodynamic therapy of the tumor under the endoscope can be carried out by matching with the photosensitizer.
Preferably, the power supply is connected to the fan.
As a preferred embodiment, the controller may be connected to a foot switch by which the laser treatment mode can be switched on.
When laser is needed to be used as special light for endoscopy, the mode is switched to a laser illumination mode through the touch panel, the controller controls the speckle remover to be started, so that the laser fiber outputs a narrow-band spectrum suitable for illumination, and the light source generator 600 outputs the narrow-band spectrum suitable for illumination from the laser fiber and illumination light from the illumination fiber through the light source output interface to form an illumination light beam; the illumination light beam is output from the light source generator 600 and transmitted to the front end of the ultra-fine electronic endoscope 100 through the photoelectric coupler 800, so that the camera module of the ultra-fine electronic endoscope 100 can collect image information under the illumination light beam, and the image information collected by the ultra-fine electronic endoscope 100 is transmitted back to the image processor 500 through the photoelectric coupler 800 and observed on the display 700.
When laser is needed to be used for laser treatment, the touch panel is switched to a laser treatment mode, the controller controls the speckle remover to be closed, the laser optical fiber outputs collimated light suitable for treatment, and the output optical fiber outputs the collimated light from the laser optical fiber and illumination light from the illumination optical fiber to form a mixed light beam; the mixed light beam is output from the light source generator 600 and transmitted to the tip of the ultra-fine electronic endoscope body 100 through the photoelectric coupler 800; the illumination light in the mixed light beam enables the camera module of the ultra-fine electronic endoscope 100 to collect image information under the illumination light beam, and the image information collected by the ultra-fine electronic endoscope 100 is transmitted back to the image processor 500 through the photoelectric coupler 800 and is observed on the display 700; collimated light in the mixed beam enables laser treatment.
The narrow-band spectrum suitable for illumination generated by the LD (semiconductor laser) of the present invention can not only assist illumination but also generate an endoscopic image different from illumination light, and is useful for an observer to determine a related disease.
The structure and the working principle of the superfine endoscope system are the same as those of a superfine electronic endoscope system with a guiding function and a using method thereof, which are disclosed by Chinese invention patent document CN109770832A (application date: 2019, 2 and 27, application number 2019101437846).
It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.

Claims (8)

1. A superfine endoscope system with laser and illuminating light sharing optical fibers is characterized in that: the device comprises a superfine electronic endoscope body, a sheath tube, a control handle, an image processor, a light source generator and a display, wherein the light source generator and the image processor are electrically and optically coupled with the superfine electronic endoscope body through a photoelectric connector;
the light source generator comprises an LD and an LED, the LD is connected with the LD driver, and the LED is connected with the LED driver; the LD driver and the LED driver are connected with a power supply; the LD driver and the LED driver are connected with the controller; the LD is connected with one end of a laser fiber through a first coupler, the laser fiber is provided with a speckle remover, and the other end of the laser fiber is connected with a beam combiner; the LED is connected with one end of the illuminating optical fiber through a second coupler, and the other end of the illuminating optical fiber is connected with the beam combiner; the beam combiner is connected with the light source output interface; the beam combiner couples the laser and the illumination light path into a beam of optical fiber and outputs the optical fiber from the light source output interface;
the light source generator is connected with the photoelectric connector through a light source output interface.
2. The ultra-fine endoscope system in which the laser and the illumination light share the optical fiber according to claim 1, characterized in that: the controller is connected with the touch panel, and the controller is controlled through the touch panel so as to adjust the laser output power of the LD and/or the illumination intensity of the LED and switch the laser treatment mode or the laser illumination mode.
3. The ultra-fine endoscope system in which laser light and illumination light share an optical fiber according to claim 1 or 2, characterized in that: the controller is connected with the foot switch.
4. The ultra-fine endoscope system in which the laser and the illumination light share the optical fiber according to claim 1, characterized in that: the power supply is connected with the fan.
5. A light source generating device capable of simultaneously outputting laser light and illumination light, characterized in that: the LED driving circuit comprises an LD and an LED, wherein the LD is connected with an LD driver, and the LED is connected with an LED driver; the LD driver and the LED driver are connected with a power supply; the LD driver and the LED driver are connected with the controller; the LD is connected with one end of a laser fiber through a first coupler, the laser fiber is provided with a speckle remover, and the other end of the laser fiber is connected with a beam combiner; the LED is connected with one end of the illuminating optical fiber through a second coupler, and the other end of the illuminating optical fiber is connected with the beam combiner; the beam combiner is connected with the light source output interface; the beam combiner couples the laser and the illumination light path into a beam of optical fiber and outputs the optical fiber from the light source output interface.
6. The ultra-fine endoscope system in which the laser and the illumination light share the optical fiber according to claim 5, characterized in that: the controller is connected with the touch panel, and the controller is controlled through the touch panel so as to adjust the laser output power of the LD and/or the illumination intensity of the LED and switch the laser treatment mode or the laser illumination mode.
7. The ultra-fine endoscope system in which laser light and illumination light share an optical fiber according to claim 5 or 6, characterized in that: the controller is connected with the foot switch.
8. The ultra-fine endoscope system in which the laser and the illumination light share the optical fiber according to claim 5, characterized in that: the power supply is connected with the fan.
CN202011479767.9A 2020-12-16 2020-12-16 Superfine endoscope system with laser and illumination light sharing optical fiber and light source generating device Pending CN112494136A (en)

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CN202011479767.9A CN112494136A (en) 2020-12-16 2020-12-16 Superfine endoscope system with laser and illumination light sharing optical fiber and light source generating device

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Application Number Priority Date Filing Date Title
CN202011479767.9A CN112494136A (en) 2020-12-16 2020-12-16 Superfine endoscope system with laser and illumination light sharing optical fiber and light source generating device

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1790094A (en) * 2004-12-15 2006-06-21 三星电子株式会社 Illumination system to eliminate laser speckle and projection system employing the same
CN101869741A (en) * 2010-06-29 2010-10-27 深圳市雷迈科技有限公司 Multipurpose medical light source system
CN202960439U (en) * 2012-08-01 2013-06-05 深圳市雷迈科技有限公司 Multi-purpose light source for medical endoscope
CN105301793A (en) * 2015-10-22 2016-02-03 北京工业大学 Speckle removing device of laser display
CN205485084U (en) * 2016-02-04 2016-08-17 福建中科晶创光电科技有限公司 Laser dissipation spot system
CN106963328A (en) * 2017-04-26 2017-07-21 上海成运医疗器械股份有限公司 The LASER Light Source and means of illumination of illumination are dyed for Medical endoscope spectrum
CN108802899A (en) * 2018-06-01 2018-11-13 珠海光库科技股份有限公司 Bundling device, monitoring system and its monitoring method
CN109770832A (en) * 2019-02-27 2019-05-21 刘奇为 Superfine electric endoscopic system and its application method with guide function
CN210038347U (en) * 2019-05-21 2020-02-07 中国工程物理研究院流体物理研究所 Light spot homogenizing and beam expanding device and imaging device
CN214414908U (en) * 2020-12-16 2021-10-19 刘奇为 Superfine endoscope system with laser and illumination light sharing optical fiber and light source generating device

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1790094A (en) * 2004-12-15 2006-06-21 三星电子株式会社 Illumination system to eliminate laser speckle and projection system employing the same
CN101869741A (en) * 2010-06-29 2010-10-27 深圳市雷迈科技有限公司 Multipurpose medical light source system
CN202960439U (en) * 2012-08-01 2013-06-05 深圳市雷迈科技有限公司 Multi-purpose light source for medical endoscope
CN105301793A (en) * 2015-10-22 2016-02-03 北京工业大学 Speckle removing device of laser display
CN205485084U (en) * 2016-02-04 2016-08-17 福建中科晶创光电科技有限公司 Laser dissipation spot system
CN106963328A (en) * 2017-04-26 2017-07-21 上海成运医疗器械股份有限公司 The LASER Light Source and means of illumination of illumination are dyed for Medical endoscope spectrum
CN108802899A (en) * 2018-06-01 2018-11-13 珠海光库科技股份有限公司 Bundling device, monitoring system and its monitoring method
CN109770832A (en) * 2019-02-27 2019-05-21 刘奇为 Superfine electric endoscopic system and its application method with guide function
CN210038347U (en) * 2019-05-21 2020-02-07 中国工程物理研究院流体物理研究所 Light spot homogenizing and beam expanding device and imaging device
CN214414908U (en) * 2020-12-16 2021-10-19 刘奇为 Superfine endoscope system with laser and illumination light sharing optical fiber and light source generating device

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