WO2014156149A1 - Endoscope et système d'endoscope - Google Patents

Endoscope et système d'endoscope Download PDF

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Publication number
WO2014156149A1
WO2014156149A1 PCT/JP2014/001750 JP2014001750W WO2014156149A1 WO 2014156149 A1 WO2014156149 A1 WO 2014156149A1 JP 2014001750 W JP2014001750 W JP 2014001750W WO 2014156149 A1 WO2014156149 A1 WO 2014156149A1
Authority
WO
WIPO (PCT)
Prior art keywords
imaging unit
endoscope
adhesive
adhesive portion
distal end
Prior art date
Application number
PCT/JP2014/001750
Other languages
English (en)
Japanese (ja)
Inventor
直人 松尾
雅昭 有田
Original Assignee
パナソニック株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パナソニック株式会社 filed Critical パナソニック株式会社
Publication of WO2014156149A1 publication Critical patent/WO2014156149A1/fr

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2476—Non-optical details, e.g. housings, mountings, supports
    • 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
    • A61B1/00071—Insertion part of the endoscope body
    • A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
    • 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
    • A61B1/00071—Insertion part of the endoscope body
    • A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
    • A61B1/00096—Optical elements
    • 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
    • A61B1/00112—Connection or coupling means
    • 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
    • A61B1/04—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 combined with photographic or television appliances
    • A61B1/05—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 combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion

Definitions

  • the present invention relates to an endoscope and an endoscope system for imaging the inside of an observation target that cannot be directly observed from the outside.
  • the insertion section of the flexible mirror is housed in an easily bendable cable section that forms a transmission path for various signals and illumination light, and an imaging unit that is provided at the tip of the cable section and includes an objective lens system, an image sensor, and the like. And a leading end portion.
  • the tip is covered with a relatively rigid outer cylinder to protect the imaging unit, and the connection part between the tip and the cable is from the viewpoint of physical protection of the imaging unit and ensuring water resistance. Sufficient sealing performance is required.
  • an endoscope in which a metal cap-like cover is welded and joined to the tip of a hollow metal shaft (flexible shaft) that houses an imaging unit or the like in order to hermetically seal the insertion portion.
  • a metal cap-like cover is welded and joined to the tip of a hollow metal shaft (flexible shaft) that houses an imaging unit or the like in order to hermetically seal the insertion portion.
  • Patent Document 1 a mixture of a conductive filler and an adhesive resin is used as the conductive resin for sealing the insertion portion, but after the adhesive resin is cured, In addition, there is a problem that the interface between the adhesive resin and the filler serves as an entrance path for gas and moisture, and the sealing performance of the insertion portion is significantly lowered.
  • Patent Document 2 the conventional technique described in Patent Document 2 is effective when the insertion portion is configured only by a metal member.
  • the insertion portion is configured by a metal member and a resin member. In some cases, it is not applicable.
  • a metal shaft is used in the flexible mirror, there is a problem that it is difficult to ensure good flexibility in the insertion portion.
  • the present invention has been devised in view of such problems of the prior art, and can accurately fix the imaging unit disposed on the distal end side of the insertion portion without impairing the flexibility of the insertion portion.
  • the main purpose is to provide an endoscope and an endoscope system that can maintain the sealing performance at the distal end of the insertion portion.
  • An endoscope system is an endoscope including a flexible insertion portion, an imaging unit disposed on a distal end side of the insertion portion, an imaging unit holder that holds the imaging unit, A flexible cable connected to the rear part of the imaging unit exposed from the rear side of the imaging unit holder; a first adhesive part that adheres to the imaging unit holder and covers the rear part of the imaging unit; And a second adhesive part that covers the distal end side of the cable part, and the second adhesive part has a hardness lower than that of the first adhesive part.
  • the present invention it is possible to maintain the sealing performance at the distal end of the insertion portion without impairing the flexibility of the insertion portion while accurately fixing the imaging unit arranged on the distal end side of the insertion portion. Excellent effect.
  • FIG. 1 is an overall configuration diagram of an endoscope system according to an embodiment of the present invention.
  • Enlarged view of the distal end of the insertion section in the endoscope body Disassembled perspective view of the distal end of the insertion portion in the endoscope body Sectional view of the distal end of the insertion section in the endoscope body Perspective view of the rear side of the distal end of the insertion section in the endoscope body
  • Explanatory drawing of bending operation at the distal end of the insertion section in the endoscope body Sectional drawing which shows the modification of a structure of the adhesion part in the insertion part front-end
  • the exploded perspective view which shows the modification which introduced the holder member which hold
  • a first invention made to solve the above-described problem is an endoscope including a flexible insertion portion, the imaging unit disposed on the distal end side of the insertion portion, and the imaging unit.
  • a first adhesive part and a second adhesive part that adheres to the first adhesive part and covers the distal end side of the cable part are provided, and the second adhesive part has a hardness lower than that of the first adhesive part. It is characterized by that.
  • the rear part of the imaging unit exposed from the rear side of the imaging unit holder is covered with the first adhesive part, and the flexible cable is connected to the rear part of the imaging unit. Since the distal end side of the portion is covered with the second adhesive portion having a lower hardness than the first adhesive portion, the imaging unit disposed on the distal end side of the insertion portion is accurately fixed and the flexibility of the insertion portion is impaired. Therefore, the sealing performance at the distal end of the insertion portion can be maintained.
  • the second invention is characterized in that, in the first invention, the first adhesive portion is adhered to a rear surface of the imaging unit holder.
  • the outer diameter of the first adhesive portion is substantially the same as or less than the outer diameter of the imaging unit holder. As a result, it is possible to avoid an increase in the outer diameter of the insertion portion when the rear portion of the imaging unit is fixed by the first adhesive portion.
  • the third invention is characterized in that, in the first or second invention, the second adhesive part is provided so as to cover the periphery of the first adhesive part.
  • the second adhesive portion having a relatively low hardness covers the periphery of the first adhesive portion, it is possible to mitigate external impacts and the like.
  • the first adhesive portion is made of an ultraviolet curable resin.
  • the first adhesive portion can be cured in a short time by the ultraviolet curable resin, and the imaging unit is prevented from being displaced after alignment, thereby fixing the imaging unit. Can be increased.
  • a fifth invention is an endoscope system including the endoscope according to any one of the first to fourth inventions and an image processing device that processes an image from the endoscope.
  • FIG. 1 is an overall configuration diagram of an endoscope according to an embodiment of the present invention
  • FIG. 2 is an enlarged view of a distal end of an insertion portion in an endoscope main body.
  • an endoscope system 1 is obtained by photographing an endoscope main body (endoscope) 2 that is a medical flexible endoscope and an inside of an observation target (here, a human body). It is mainly composed of a video processor (image processing apparatus) 3 that performs known image processing and the like for still images and moving images.
  • the endoscope body 2 includes an insertion portion 5 that is inserted into the observation target and a plug portion 6 to which the rear portion of the insertion portion 5 is connected.
  • the video processor 3 has a socket portion 7 that opens to the front wall 3a.
  • the plug portion 6 of the endoscope main body 2 is inserted into the socket portion 7, whereby the endoscope main body 2 receives power and various signals (video signal, control signal, etc.) with the video processor 3. Sending and receiving is possible.
  • the insertion portion 5 has a flexible cable portion 11 having a rear end connected to the plug portion 6 and a front end portion 12 connected to the front end of the cable portion 11.
  • the cable portion 11 has a well-known configuration in which a plurality of electric wires made of a conductor covered with an insulator and a protective coating are bundled together with a substantially circular cross section, and various signals with the front end portion 12.
  • the transmission path is formed.
  • the front end portion 12 includes an imaging unit 21 for imaging an observation target, an imaging unit holder 22 that holds the imaging unit 21, a rear portion of the imaging unit holder 22, and a distal end of the cable portion 11. And an adhesive portion 23 that covers the space.
  • the imaging unit 21 includes a lens unit 31 forming an objective optical system, an image sensor 32 (here, a CMOS sensor) on which light from the lens unit 31 is imaged on a light receiving surface, and this image. And a flat flexible cable 33 connected in a folded state on the rear surface side of the sensor 32.
  • a plurality of (four in this case) optical lenses L1 to L4 having the same diameter made of a glass material or a resin material are axially connected to a metal cylindrical lens frame 35.
  • the lens frame 35 is fixed to the lens mounting hole 22a of the imaging unit holder 22 having a substantially cylindrical shape.
  • a cover glass 36 is provided in front of the lens frame 35. The cover glass 36 is fitted into an imaging window 39 that opens on the front surface of the enlarged diameter portion 38 formed at the front end of the imaging unit holder 22.
  • the imaging unit holder 22 is formed with a plurality of adjustment holes 41 penetrating in the radial direction.
  • the operator can move the lens unit 31 in the front-rear direction through the adjustment hole 41 using a predetermined jig in order to adjust the fixing position of the lens unit 31.
  • the imaging unit holder 22 has an instrument insertion hole 45 opened below the imaging window 39 on the front surface of the enlarged diameter portion 38 and a pair of openings opened to the left and right of the instrument insertion hole 45.
  • Illumination holes 46 and 46 are formed.
  • the imaging unit holder 22 In the outer peripheral portion of the main body portion (reduced diameter portion) 37 of the imaging unit holder 22, grooves 47 and 48 provided so as to extend in the axial direction of the imaging unit holder 22 are an instrument insertion hole 45 and illumination holes 46 and 46, respectively. Part of Forceps or the like (not shown) can be inserted into the instrument insertion hole 45, and an optical fiber or the like (not shown) can be inserted into the illumination holes 46 and 46.
  • the imaging unit holder 22 is formed of a highly rigid material (metal, hard resin, etc.) so as to protect the imaging unit 21.
  • At least the front part of the image sensor 32 is fixed to a sensor fixing hole 22b (see FIG. 4) communicating with the lens mounting hole 22a of the imaging unit holder 22.
  • the flexible cable 33 on the rear side of the image sensor 32 (that is, the rear portion of the imaging unit 21) is exposed from the imaging unit holder 22.
  • the imaging unit 21 and the plug portion 6 are electrically connected to each other by connecting the distal end portion 11a of the cable portion 11 extending in the front-rear direction to the rear end of the flexible cable 33.
  • the bonding portion 23 is composed of a plurality of materials having different hardnesses, and as shown in FIG. 4, a hard bonding portion (first bonding portion) 51 covering the rear portion of the imaging unit 21 and at least the rear side of the hard bonding portion 51. And a soft adhesive part (second adhesive part) 52 that covers the distal end side of the cable part 11.
  • the hard adhesive portion 51 adheres to the rear surface 22c of the imaging unit holder 22, and extends rearward from the rear surface 22c to cover the imaging unit 21.
  • the front part 51 a of the hard adhesive part 51 has a substantially cylindrical shape, and the outer diameter thereof is set smaller than the outer diameter of the rear part (main body part 37) of the imaging unit holder 22.
  • the rear portion 51b of the hard adhesive portion 51 is connected to the rear side of the front portion 51a and has a substantially paraboloidal outer shape so as to gradually taper toward the rear.
  • the hard adhesive part 51 is formed from a relatively hard adhesive, and particularly, an ultraviolet curable resin is preferably used. More specifically, examples of the material forming the hard adhesive portion 51 include an epoxy adhesive and a modified acrylate adhesive (polyester-modified acrylate, epoxy-modified acrylate, urethane-modified acrylate resin, and the like).
  • the rigid adhesive portion 51 needs to have rigidity capable of maintaining the fixing position of the imaging unit 21 with respect to the imaging unit holder 22 even when the cable portion 11 is bent as described later.
  • the formation of the hard adhesive portion 51 is performed in a state where the imaging unit 21 is aligned with the imaging unit holder 22.
  • an ultraviolet curable resin is used for the hard adhesive portion 51, it can be cured in a shorter time than the case of heat curing or room temperature curing, and dripping of the applied hard adhesive portion 51 can be prevented.
  • the positional accuracy of the imaging unit can be prevented and the fixing accuracy of the imaging unit can be increased.
  • the hard adhesive portion 51 covers the entire rear portion of the imaging unit 21 protruding rearward from the rear surface 22c of the imaging unit holder 22.
  • the present invention is not limited to this, and at least the imaging unit holder 22 and the imaging unit 21 are covered.
  • the imaging unit 21 can be fixed by adhering to each other, a configuration in which the hard adhesive portion 51 covers a part of the rear portion of the imaging unit 21 is also possible.
  • the shape of the hard-bonding part 51 not only what was shown here but a various change is possible.
  • the terms “adhesion” and “adhesive” used in relation to two objects are not the strict meaning of bonding their surfaces and the substance used for the two objects, It is used in a broad sense as a substance to be used.
  • the soft adhesive portion 52 adheres to the outer peripheral surface so as to cover the entire hard adhesive portion 51 (excluding the adhesive surface with the rear surface 22c of the imaging unit holder 22), and extends backward as shown in FIG. And covers the tip portion 11 a of the cable portion 11.
  • the front part 52a of the soft adhesive part 52 adheres to the rear surface 22c of the imaging unit holder 22 (around the hard adhesive part 51).
  • the front portion 52a of the soft adhesive portion 52 has a substantially cylindrical shape, and the outer diameter thereof is set to be substantially the same as the outer diameter of the rear portion (main body portion 37) of the imaging unit holder 22 or less than the outer shape of the rear portion. .
  • the rear part 52b of the soft adhesive part 52 is connected to the rear side of the front part 52a and has a substantially paraboloidal outer shape so as to gradually taper toward the rear.
  • the bonding portion 23 (here, the hard bonding portion 51 and the soft bonding portion 52) is bonded to the rear surface 22c of the imaging unit holder 22, and the outer diameter of the bonding portion 23 (here, the soft bonding portion 52) is larger. Since the outer diameter of the imaging unit holder 22 (here, the main body portion 37) is set to be substantially the same as or smaller than that, the enlargement of the outer diameter of the insertion portion 5 can be avoided even when the bonding portion 23 is provided.
  • the soft adhesive portion 52 is formed from a relatively soft adhesive having a lower hardness than the hard adhesive portion 51. More specifically, as a material for forming the soft adhesive portion 52, for example, an epoxy adhesive, a modified acrylate adhesive, a modified silicone adhesive, a polyurethane adhesive, and a mixture of two or more thereof, a chloroprene rubber system Examples thereof include an adhesive and a vinyl acetate adhesive. As will be described later, the soft adhesive portion 52 needs to have flexibility to follow the bending operation of the cable portion 11. Further, when the endoscope system 1 is used for observation of a human body, it is necessary to select an appropriate material in consideration of the influence on the human body (leakage of adhesive components) and the like.
  • the formation of the soft adhesive portion 52 (application and curing of the adhesive) is performed after the formation of the hard adhesive portion 51.
  • the soft adhesive portion 52 so as to cover the periphery of the hard adhesive portion 51, there is an advantage that even when an external impact is applied to the adhesive portion 23, the impact can be reduced.
  • the cable portion 11 is bent as will be described later, there is an advantage that a failure or the like of the imaging unit 21 can be avoided by distributing the stress applied to the hard adhesive portion 51 via the soft adhesive portion 52. is there.
  • the hardness of the hard adhesive part 51 and the soft adhesive part 52 can be measured by, for example, a durometer (Shore hardness meter) type A / type D or JIS-A.
  • the components of the hard adhesive portion 51 and the soft adhesive portion 52 are selected so as to appropriately ensure appropriate thixotropy and sagging prevention properties in consideration of not only the hardness but also the ease of application work, etc. Is preferred.
  • the adhesion part 23 is provided so that it may have waterproof performance to such an extent that it will not be immersed inside even if it is submerged temporarily.
  • FIG. 6 is an explanatory diagram of a bending operation at the distal end of the insertion portion in the endoscope body.
  • the cable portion 11 of the endoscope body 2 can be bent at any position including the vicinity of the distal end portion 11 a covered with the soft adhesive portion 52.
  • the endoscope main body 2 can be inserted into an observation target (such as a human body) while freely changing the angle of the distal end of the insertion portion 5 in the same manner as a conventional flexible mirror.
  • the soft adhesive portion 52 is elastically deformed following the bending operation of the tip portion 11a of the cable portion 11, peeling or cracking does not occur and the sealing performance does not deteriorate.
  • the bending operation of the cable part 11 hardly affects the hard adhesive part 51, and the fixing accuracy of the imaging unit 21 is maintained well.
  • FIG. 7 is a cross-sectional view showing a modified example of the configuration of the adhesive portion at the distal end of the insertion portion shown in FIG.
  • the soft adhesive portion 52 adheres to the outer peripheral surface so as to cover the entire hard adhesive portion 51, but the configuration of the adhesive portion 23 is not limited to this, and various changes can be made.
  • the outer diameter of the hard adhesive portion 51 can be made substantially the same as the outer diameter of the imaging unit holder 22 (here, the main body portion 37).
  • the hard adhesive portion 51 has a substantially cylindrical shape, and extends rearward from the rear surface 22 c of the imaging unit holder 22 to cover the imaging unit 21.
  • the front surface 52 c of the soft adhesive portion 52 adheres to the rear surface 51 c of the hard adhesive portion 51, and extends backward to cover the front end portion 11 a of the cable portion 11. With such a configuration, there is an advantage that the outer diameter of the bonding portion 23 can be easily adjusted.
  • FIG. 8 is an exploded perspective view showing a modified example in which a holder member for holding a hard adhesive portion is introduced at the distal end of the insertion portion shown in FIG.
  • the hard adhesive portion 51 is applied around the imaging unit 21 so as to cover the imaging unit 21, but depending on the characteristics of the hard adhesive portion 51 (such as low kinematic viscosity), the shape cannot be maintained until it is cured. There is also a possibility. Therefore, for example, as shown in FIG. 8, a holder member 61 for holding the hard adhesive portion 51 can be used.
  • the holder member 61 has a substantially C shape in which a part of the cylinder is cut out, and the front end 61 a is fixed to the rear surface 22 c (see FIG. 5) of the imaging unit holder 22.
  • the hard adhesive portion 51 is poured into the inner peripheral surface side with the notched side as an upper side.
  • the holder member 61 may be formed of a material that can transmit ultraviolet rays.
  • the shape and size of the holder member 61 can be variously changed.
  • a holder member that holds a part (front portion) of the soft adhesive portion 52 may be separately provided.
  • the rear portion of the imaging unit 21 exposed from the rear side of the imaging unit holder 22 is covered with the hard adhesive portion 51, and a flexible cable connected to the rear portion of the imaging unit 21. Since the distal end portion 11 a side of the portion 11 is covered with the soft adhesive portion 52, the imaging unit 21 disposed on the distal end side of the insertion portion 5 is accurately fixed by the hard adhesive portion 51, while the flexible adhesive portion 52 allows the insertion portion 5 to be It becomes possible to maintain the sealing performance at the distal end of the insertion portion 5 without impairing flexibility.
  • the adhesion part was comprised by two types of adhesives from which hardness differs, as long as the fixing performance of the above imaging units and the sealing performance of an insertion part can be maintained, it is 3 or more types It is also possible to use other adhesives. It should be noted that not all the constituent elements of the endoscope according to the present invention shown in the above embodiment are necessarily essential, and can be appropriately selected as long as they do not depart from the scope of the present invention.
  • the endoscope and the endoscope system according to the present invention provide a sealing performance at the distal end of the insertion portion without impairing the flexibility of the insertion portion while accurately fixing the imaging unit disposed on the distal end side of the insertion portion. This is useful as an endoscope and an endoscope system that image the inside of an observation object that cannot be observed directly from the outside.
  • Endoscope system 2 Endoscope body (endoscope) 3 Video processor (image processing device) DESCRIPTION OF SYMBOLS 5 Insertion part 6 Plug part 7 Socket part 11 Cable part 11a Tip part 12 Front end part 21 Imaging unit 22 Imaging unit holder 23 Adhesion part 31 Lens unit 32 Image sensor 33 Flexible cable 51 Hard adhesion part (1st adhesion part) 52 Soft adhesive part (second adhesive part)

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pathology (AREA)
  • Medical Informatics (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biophysics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Endoscopes (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)

Abstract

La présente invention vise à maintenir une performance d'étanchéité dans une extrémité distale d'une partie d'insertion sans compromettre la flexibilité de la partie d'insertion, et tout en fixant précisément une unité d'imagerie disposée sur un côté d'extrémité distale de la partie d'insertion dans un endoscope. La présente invention concerne par conséquent un endoscope (2) doté d'une partie d'insertion flexible (5), et comprenant une unité d'imagerie (21) disposée sur un côté d'extrémité distale de la partie d'insertion, un support d'unité d'imagerie (22) pour retenir l'unité d'imagerie, une partie câble flexible (11) raccordée à une partie arrière de l'unité d'imagerie exposée depuis un côté arrière du support d'unité d'imagerie, une partie de liaison rigide (51) pour lier le support d'unité d'imagerie et couvrir la partie arrière de l'unité d'imagerie, et une partie de liaison souple (52) pour la liaison à la partie de liaison rigide et la couverture d'un côté d'extrémité distale de la partie câble, la partie de liaison souple étant configurée pour avoir une dureté inférieure à la partie de liaison rigide.
PCT/JP2014/001750 2013-03-27 2014-03-26 Endoscope et système d'endoscope WO2014156149A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013066290A JP2014188170A (ja) 2013-03-27 2013-03-27 内視鏡および内視鏡システム
JP2013-066290 2013-03-27

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WO2014156149A1 true WO2014156149A1 (fr) 2014-10-02

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Cited By (5)

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Publication number Priority date Publication date Assignee Title
CN113271835A (zh) * 2019-01-16 2021-08-17 奥林巴斯株式会社 内窥镜前端构造和内窥镜
CN113660815A (zh) * 2021-10-20 2021-11-16 上海宇度医学科技股份有限公司 支架布线总成、布线方法及内窥镜头
US11278192B2 (en) * 2016-10-25 2022-03-22 Fujifilm Corporation Endoscope
US11540707B2 (en) 2017-04-25 2023-01-03 Olympus Corporation Endoscope and image pickup module
EP4094671A4 (fr) * 2020-03-04 2023-06-21 Micro-Tech (Nanjing) Co., Ltd. Cathéter multifonctionnel

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JP5972415B1 (ja) * 2015-02-19 2016-08-17 パナソニック株式会社 内視鏡
JP5972441B1 (ja) * 2015-08-31 2016-08-17 パナソニック株式会社 内視鏡
JP5908153B1 (ja) * 2015-08-31 2016-04-26 パナソニック株式会社 内視鏡
JP5909303B1 (ja) * 2015-08-31 2016-04-26 パナソニック株式会社 内視鏡
US9838576B2 (en) * 2015-08-31 2017-12-05 Panasonic Corporation Endoscope

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JP2005152043A (ja) * 2003-11-20 2005-06-16 Olympus Corp カプセル型内視鏡およびその製造方法
JP2012157472A (ja) * 2011-01-31 2012-08-23 Fujifilm Corp 撮像装置及びこれを備えた電子内視鏡

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JPH05207971A (ja) * 1992-01-30 1993-08-20 Olympus Optical Co Ltd 電子内視鏡
JPH06285018A (ja) * 1993-03-30 1994-10-11 Olympus Optical Co Ltd 電子内視鏡
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JP2012157472A (ja) * 2011-01-31 2012-08-23 Fujifilm Corp 撮像装置及びこれを備えた電子内視鏡

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11278192B2 (en) * 2016-10-25 2022-03-22 Fujifilm Corporation Endoscope
US11540707B2 (en) 2017-04-25 2023-01-03 Olympus Corporation Endoscope and image pickup module
CN113271835A (zh) * 2019-01-16 2021-08-17 奥林巴斯株式会社 内窥镜前端构造和内窥镜
EP4094671A4 (fr) * 2020-03-04 2023-06-21 Micro-Tech (Nanjing) Co., Ltd. Cathéter multifonctionnel
CN113660815A (zh) * 2021-10-20 2021-11-16 上海宇度医学科技股份有限公司 支架布线总成、布线方法及内窥镜头
CN113660815B (zh) * 2021-10-20 2022-02-08 上海宇度医学科技股份有限公司 支架布线总成、布线方法及内窥镜头

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