CN215534202U - Endoscope illumination transmission system and endoscope - Google Patents

Abstract

An object of the present invention is to provide an endoscope illumination transmission system and an endoscope, including: the concave lens is arranged at the far end of a connecting pipe of the endoscope, and an illuminating piece is arranged behind the concave lens; one end of the light guide line is connected with the illuminating piece; the light source assembly is arranged at the near end of the handle assembly of the endoscope and comprises a light-emitting lamp, a light guide column and a convex lens, wherein the light-emitting lamp is electrically connected with the energy line, one end of the light guide column is arranged corresponding to the light-emitting lamp, the other end of the light guide column is arranged corresponding to the convex lens, and the convex lens is also arranged corresponding to the light guide line; the light guide line is used for transmitting the light emitted by the light source component to the illuminating piece. By changing the position of the light source and matching with the transmission path, the problem of overheating of the distal end of the endoscope in the operation process is effectively solved while the illumination effect is enhanced.

Description

Endoscope illumination transmission system and endoscope

Technical Field

The utility model relates to a medical instrument, in particular to an endoscope illumination transmission system and an endoscope.

Background

Endoscopy uses a technique in which an endoscope that can be fed into a body lumen is visually examined and treated. It is divided into non-traumatic and traumatic. The former means that an endoscope is directly inserted into the endoscope to examine the lumen (such as digestive tract, respiratory tract, urinary tract, etc.) communicating with the outside; the latter is used to examine closed body cavities (e.g., thoracic, abdominal, joint, etc.) by introducing an endoscope through an incision.

The endoscope usually comprises cold light source lens, fibre light wire, image transmission system, screen display system etc. however because need set up the circuit to the light source energy supply, can lead to the temperature rise at the endoscope distal end heat dissipation, influence the operation process, set up corresponding heat dissipation mechanism at the distal end among the prior art, but the structure is complicated and easy to the operation produces the risk, consequently need provide the technical scheme that can effectively solve the heat dissipation problem of light source.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an endoscope illumination transmission system and an endoscope, which can effectively solve the problem of overheating of the distal end of the endoscope in the operation process while enhancing the illumination effect by changing the position of a light source and matching with a transmission path.

The technical scheme of the utility model is realized as follows:

an endoscopic illumination delivery system comprising:

the concave lens is arranged at the far end of a connecting pipe of the endoscope, and an illuminating piece is arranged behind the concave lens;

one end of the light guide line is connected with the illuminating piece;

the light source assembly is arranged at the near end of the handle assembly of the endoscope and comprises a light-emitting lamp, a light guide column and a convex lens, wherein the light-emitting lamp is electrically connected with the energy line, one end of the light guide column is arranged corresponding to the light-emitting lamp, the other end of the light guide column is arranged corresponding to the convex lens, and the convex lens is also arranged corresponding to the light guide line; the light guide line is used for transmitting the light emitted by the light source component to the illuminating piece.

Further, the light source subassembly still includes the heat dissipation casing, luminescent light, leaded light post and convex lens are all located in the heat dissipation casing, the heat dissipation casing is made by heat dissipation material.

Further, the light guide column is specifically a glass optical fiber, and the light guide line is a plastic optical fiber.

Further, the cover is equipped with the safety cover on the luminescent light, the safety cover inboard is equipped with the reflector layer, the leaded light post passes the safety cover is established luminescent light the place ahead.

In addition, the present application also provides an endoscope having an illumination delivery system, comprising a handle assembly, a connecting tube, and the endoscope illumination delivery system described above.

Further, still include the piece of making a video recording, the near-end of handle components is equipped with the image signal transmission line, the image signal transmission line with the piece electricity of making a video recording is connected, image signal transmission line near-end with the energy line merges into a transmission bus.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1) the light source at the initial position is converged through the convex lens, the light source is easy to be transmitted in cooperation with the light guide line, and the light finally transmitted to the illuminating part through the light guide line can be diffused through the concave lens, so that a larger illuminating area is realized;

2) this application is through rearmounted at the handle components near-end with the light source subassembly, and the rethread is led light and is transmitted light to the illumination piece of distal end on for need not to set up the light emitting source at the connecting pipe distal end that inserts human inside, thereby prevented inside high temperature.

Drawings

FIG. 1 is a schematic view of the overall appearance structure of the present embodiment;

FIG. 2 is a schematic diagram of a light source assembly;

FIG. 3 is a schematic view of a light emitting member according to the present embodiment;

fig. 4 is a schematic diagram of the illumination system of the present embodiment;

FIG. 5 is a schematic view showing the configuration of the distal end of the endoscope in accordance with the present embodiment;

fig. 6 is a schematic structural view of the connection tube of the embodiment with the image capturing assembly removed from the distal end.

Corresponding reference numerals are as follows:

the light source module comprises animage acquisition assembly 1, anilluminating piece 11, acamera 12, an imagesignal transmission line 13, alight guide line 14, aconcave lens 15, anend face 111, an arc-shaped side surface 112, aconical reflector 16, a connectingpipe 2, anillumination installation cavity 21, a camera installation cavity 22, ahandle assembly 3, alight source assembly 4, aheat dissipation shell 41, aluminescent lamp 42, alight guide column 43, aconvex lens 44, aprotective cover 45 and anenergy line 5.

Detailed Description

The utility model is described in further detail below with reference to the figures and specific examples.

In the description of the present application, it is to be understood that the terms "upper", "lower", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

Example (b):

in the present embodiment, as shown in fig. 1-6, an endoscopic illumination delivery system, and an endoscope incorporating the same, are described. The endoscope mainly comprises animage acquisition assembly 1 for acquiring images in a human body, a connectingpipe 2 for playing a connecting role and ahandle assembly 3 for an operator to hold for operation; specifically, the far end of thehandle component 3 is provided with a connectingpipe 2, and the far end of the connectingpipe 2 is provided with animage acquisition component 1;

theimage acquisition assembly 1 comprises anilluminating part 11 and acamera 12, wherein theilluminating part 11 is used for providing illumination for the image acquisition process, and thecamera 12 acquires an image and transmits the image to a host computer through an imagesignal transmission line 13 for display of a display.

In the present embodiment, specifically, the endoscope illumination transmission system includes aconcave lens 15, theconcave lens 15 is provided at the distal end of theconnection tube 2 of the endoscope, and anillumination member 11 is provided behind theconcave lens 15; alight guide 14, one end of thelight guide 14 is connected with theilluminating part 11; thelight source assembly 4 is arranged at the near end of thehandle assembly 3 of the endoscope, and comprises aluminescent lamp 42, alight guide column 43 and aconvex lens 44, wherein theluminescent lamp 42 is electrically connected with theenergy line 5, one end of thelight guide column 43 is arranged corresponding to theluminescent lamp 42, the other end of thelight guide column 43 is arranged corresponding to theconvex lens 44, and theconvex lens 44 is also arranged corresponding to thelight guide line 14; thelight guide 14 serves to transmit the light emitted from thelight source assembly 4 to theilluminating member 11. This application is through rearmounted at the handle components near-end withlight source subassembly 4, and the rethread leads on 14 transmits light to theillumination piece 11 of distal end for need not to set up the light emitting source at the connecting pipe distal end that inserts human inside, thereby prevented inside high temperature. The light finally transmitted to the illuminating part through the light guide line can be diffused through the concave lens, so that a larger illuminating area is realized;

specifically, aconcave lens 15 is provided at the distal end of theconnection tube 2 of the endoscope, and anilluminating member 11 is provided behind theconcave lens 15; in order to make the illuminating effect better,illumination piece 11 includesterminal surface 111 andarc side surface 112,terminal surface 111 andarc side surface 112 are the printing opacity material and make, the opening part ofillumination installation cavity 21 interminal surface 111 the place ahead is equipped withconcave lens 15, arc side surface ring is equipped withconical reflector 16, the medial surface ofconical reflector 16 is equipped with the reflector layer, the edge ofconcave lens 15 is connected withconical reflector 16's opening edge, the light that sends the arc side surface through conical reflector assembles, the light that sends with the terminal surface is launched out through concave lens together, the waste of light has both been reduced, the intensity of illumination has been guaranteed, the area of illumination has been increased, there is the promotion that is showing to the observation effect.

Further, in this embodiment, thelight source assembly 4 further includes aheat dissipation housing 41, thelight emitting lamp 42, thelight guiding pillar 43 and theconvex lens 44 are all disposed in theheat dissipation housing 41, theheat dissipation housing 41 is made of a heat dissipation material, and may be a metal material easy to conduct heat, such as copper or iron, or a plurality of heat dissipation holes are disposed in the heat dissipation housing for heat dissipation, and in cooperation with the heat dissipation housing, a heat dissipation blowing device may be further disposed outside theheat dissipation housing 41, such as a fan blade, or other heat conduction and heat dissipation devices are adopted for heat dissipation in cooperation, because the light source assembly is external, a plurality of heat dissipation devices can be cooperatively disposed for heat dissipation, and the light source assembly is not affected by space.

In this embodiment, specifically, the imagesignal transmission line 13 is electrically connected to thecamera element 12, thelight source assembly 4 is disposed at the proximal end of thelight guide line 14, thelight source assembly 4 includes aheat dissipation casing 41, the other end of thelight guide line 14 passes through thehandle assembly 3 and the connectingpipe 2 and then is connected to theilluminating element 11, thelight guide line 14 is used for transmitting the light emitted by thelight source assembly 4 to theilluminating element 11, and the proximal end of thelight source assembly 4 is connected to theenergy line 5. Thelight guide column 43 is specifically a glass optical fiber, thelight guide line 14 is a plastic optical fiber, thelight emitting lamp 42 is electrically connected with theenergy line 5, one end of thelight guide column 43 is arranged corresponding to thelight emitting lamp 42, the other end of thelight guide column 43 is arranged corresponding to theconvex lens 44, theconvex lens 44 is further arranged corresponding to thelight guide line 14, and preferably, thelight emitting lamp 42 is an LED lamp. Make the light source of initial position assemble through convex lens, easily cooperate the light guide line transmission, preferably, leadedlight post 43 specifically is glass optical fiber, leadedlight 14 is plastic optical fiber, is close the adoption glass optical fiber of luminescent light, easily dispels the heat, and the setting is then adopting plastic optical fiber inside the handle, and is with low costs adaptability good.

Furthermore, aprotective cover 45 is sleeved on thelight emitting lamp 42, a reflective layer is arranged on the inner side of theprotective cover 45, and thelight guide column 43 penetrates through theprotective cover 45 and is arranged in front of thelight emitting lamp 42. Theprotective cover 45 can make the light-emitting lamp all around the optic fibre assemble and can not be extravagant, and final optic fibre spreads out through leadedlight post 43, then assembles on the light guide line behind the convex lens. Preferably,luminescent light 42, leadedlight post 43 andconvex lens 44 all establish inheat dissipation casing 41, and can thesource line 5 passheat dissipation casing 41 and be connected withluminescent light 42 electricity, through integrating above-mentioned part atheat dissipation casing 41, are favorable to holistic effect of integrating, and the installation and the dismantlement of being convenient for, and can realize concentrating the heat dissipation and handle.

Also included in this embodiment is an endoscope having an illumination delivery system comprising ahandle assembly 3, aconnecting tube 2, and an endoscope illumination delivery system as described above. The portable energy-saving electric torch further comprises acamera 12, an imagesignal transmission line 13 is arranged at the near end of thehandle assembly 3, the imagesignal transmission line 13 is electrically connected with thecamera 12, and the near end of the imagesignal transmission line 13 and theenergy line 5 are combined into a transmission bus.

Specifically, in the present embodiment, the connectingtube 2 on the endoscope includes anillumination installation cavity 21 and a camera installation cavity 22, and theillumination element 11 and thecamera element 12 are respectively installed in theillumination installation cavity 21 and the camera installation cavity 22 of theconnecting tube 2; theconnection tube 2 has a hollow structure for accommodating circuits such as an imagesignal transmission line 13 for transmitting an image signal and alight guide line 14 for transmitting light; after the imagesignal transmission line 13 and thelight guide line 14 pass through theconnecting tube 2 and thehandle assembly 3, the near end of the imagesignal transmission line 13 and theenergy line 5 are combined into a transmission bus and finally connected to the host. In this embodiment, the endoscope adopts above-mentioned illumination transmission system, can guarantee the stability of optical fiber transmission effectively, strengthens the illuminating effect for the operator observes more easily.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1) the light source at the initial position is converged through the convex lens, the light source is easy to be transmitted in cooperation with the light guide line, and the light finally transmitted to the illuminating part through the light guide line can be diffused through the concave lens, so that a larger illuminating area is realized;

2) this application is through rearmounted at the handle components near-end with the light source subassembly, and the rethread is led light and is transmitted light to the illumination piece of distal end on for need not to set up the light emitting source at the connecting pipe distal end that inserts human inside, thereby prevented inside high temperature.

As described above, the present invention has been explained fully in accordance with the gist of the present invention, but the present invention is not limited to the above-described embodiments and implementation methods, and features of the embodiments may be combined with each other without contradiction. A practitioner of the related art can make various changes and implementations within a range allowed by the technical idea of the present invention.

Claims (6)

1. An endoscopic illumination delivery system, comprising:

the concave lens (15), the concave lens (15) is arranged at the far end of the connecting pipe (2) of the endoscope, and the lighting part (11) is arranged behind the concave lens (15);

one end of the light guide line (14) is connected with the illuminating piece (11);

the light source assembly (4) is arranged at the near end of the handle assembly (3) of the endoscope and comprises a light-emitting lamp (42), a light guide column (43) and a convex lens (44), the light-emitting lamp (42) is electrically connected with an energy line (5), one end of the light guide column (43) is arranged corresponding to the light-emitting lamp (42), the other end of the light guide column (43) is arranged corresponding to the convex lens (44), and the convex lens (44) is also arranged corresponding to the light guide line (14); the light guide line (14) is used for transmitting the light emitted by the light source component (4) to the illuminating piece (11).

2. An endoscope illumination transmission system according to claim 1, characterized in that said light source assembly (4) further comprises a heat dissipating housing (41), said light emitting lamp (42), light guiding column (43) and convex lens (44) being disposed in said heat dissipating housing (41), said heat dissipating housing (41) being made of a heat dissipating material.

3. An endoscope illumination transmission system according to claim 1, characterized in that the light guide bar (43) is embodied as a glass fiber and the light guide line (14) is embodied as a plastic fiber.

4. An endoscope illumination transmission system according to claim 1, characterized in that a protective cover (45) is sleeved on the light emitting lamp (42), a reflective layer is arranged inside the protective cover (45), and the light guide column (43) is arranged in front of the light emitting lamp (42) through the protective cover (45).

5. An endoscope having an illumination transmission system, characterized by comprising a handle assembly (3), a connecting tube (2) and an endoscope illumination transmission system according to any of claims 1-4.

6. An endoscope having an illumination transmission system according to claim 5, characterized by further comprising a camera (12), wherein an image signal transmission line (13) is provided at the proximal end of the handle assembly (3), the image signal transmission line (13) is electrically connected to the camera (12), and the proximal end of the image signal transmission line (13) and the energy line (5) are combined into a transmission bus.

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