JPS6328405Y2 - - Google Patents
Info
- Publication number
- JPS6328405Y2 JPS6328405Y2 JP1979177788U JP17778879U JPS6328405Y2 JP S6328405 Y2 JPS6328405 Y2 JP S6328405Y2 JP 1979177788 U JP1979177788 U JP 1979177788U JP 17778879 U JP17778879 U JP 17778879U JP S6328405 Y2 JPS6328405 Y2 JP S6328405Y2
- Authority
- JP
- Japan
- Prior art keywords
- illumination
- light
- observation
- tip
- endoscope
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 238000005286 illumination Methods 0.000 claims description 31
- 238000010586 diagram Methods 0.000 description 7
- 230000003902 lesion Effects 0.000 description 7
- 206010028980 Neoplasm Diseases 0.000 description 3
- 208000025865 Ulcer Diseases 0.000 description 3
- 231100000397 ulcer Toxicity 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 238000004611 spectroscopical analysis Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
【考案の詳細な説明】 本考案は、内視鏡の照明装置に関する。[Detailed explanation of the idea] The present invention relates to an illumination device for an endoscope.
内視鏡によつて体腔内部等を観察する際には、
ライトガイドを介して導いた照明光を先部から観
察対象に照射すると共に、イメージガイドを介し
て反射光を柄部に導き、術者が接眼レンズ部を覗
くか又は写真撮影をして内部の状態を知る。 When observing the inside of a body cavity using an endoscope,
The illumination light guided through the light guide is irradiated onto the observation target from the tip, and the reflected light is guided to the handle through the image guide, allowing the surgeon to look into the eyepiece or take a photo to see inside the object. Know the condition.
上記観察対象の中には、例えば癌や潰瘍等の様
に極く低い***病変や極く浅い陥没病変等があ
り、それらは凹凸が僅少であるため従来の様に単
一光を観察対象の正面から照射するだけでは該観
察対象を立体的に観察することができず、また、
ハレーシヨンを起こすこともあり適確に発見、観
察することが困難である。 Among the above observation objects, there are extremely low raised lesions and extremely shallow depressed lesions, such as cancer and ulcers, and because they have very little unevenness, it is difficult to observe with a single light as in the past. It is not possible to observe the observation target three-dimensionally by just irradiating it from the front, and
Halation may occur, making it difficult to detect and observe accurately.
本考案は、上記した問題に鑑みてなされたもの
であり、その第１の目的は、特に癌や潰瘍等の如
く凹凸の僅少な病変を適確に発見、観察すること
のできる内視鏡の照明装置を得ることにある。 The present invention was developed in view of the above-mentioned problems, and its first purpose is to develop an endoscope that can accurately detect and observe lesions with slight irregularities, such as cancers and ulcers. The purpose is to obtain lighting equipment.
第２の目的は、上記病変等に陰影を設け、その
凹凸を立体的に観察することのできる内視鏡の照
明装置を得ることにある。 A second object is to provide an illumination device for an endoscope that provides shadows on the lesions and allows three-dimensional observation of their irregularities.
上記した諸目的を達成するため、本願考案は、
内視鏡の先部に複数の照射口を設け、複数の照明
光を観察対象の斜方向から照射する様にしたこと
を特徴とする。 In order to achieve the above objectives, the present invention:
It is characterized in that a plurality of irradiation ports are provided at the tip of the endoscope, and a plurality of illumination lights are irradiated from oblique directions onto the observation target.
他の特徴は、先部の湾曲部に照射口を設け、該
照射口から照明光を照射する様にしたことにあ
る。 Another feature is that an irradiation port is provided in the curved portion of the tip, and illumination light is irradiated from the irradiation port.
更に他の特徴は、照射口を設けた回動子を先部
に付設し、該照射口から照明光を照射する様にし
たことにある。 Still another feature is that a rotator provided with an irradiation port is attached to the tip, and illumination light is irradiated from the irradiation port.
また他の特徴は、互いに異なつた波長帯を有す
る複数の照明光を観察対象の斜方向から照射する
様にしたことにある。 Another feature is that the observation target is irradiated with a plurality of illumination lights having different wavelength bands from oblique directions.
他の特徴は、上記照明光の波長帯を互いに補色
関係にしたことにある。 Another feature is that the wavelength bands of the illumination light are complementary to each other.
更に他の特徴は、複数の照明光を交番に明滅さ
せて観察対象を照射する様にしたことにある。 Another feature is that a plurality of illumination lights are alternately blinked to illuminate the observation target.
以下、図面に基づいて、本考案の実施例を説明
する。 Embodiments of the present invention will be described below based on the drawings.
第１図は、本考案に係る内視鏡の照明装置の一
実施例を示す概略説明図であり、１はライトガイ
ド、２はイメージガイドを示す。該ライトガイド
１は、キセノンランプ等の光源３から発生した照
明光を、柄部４及び可撓管部５を介して先部６に
導く。また、イメージガイド２は、先端硬性部７
の観察窓８から入射した観察対象９の反射光を柄
部４の接眼レンズ部１０に導く。更に、１１はア
ングルダイアル、１２は操作ワイヤを示し、該ア
ングルダイアル１１を回動させることによつて操
作ワイヤ１２を緊張又は弛緩させ湾曲部１３を所
望の方向に湾曲させる。 FIG. 1 is a schematic explanatory diagram showing an embodiment of the illumination device for an endoscope according to the present invention, where 1 indicates a light guide and 2 indicates an image guide. The light guide 1 guides illumination light generated from a light source 3 such as a xenon lamp to a tip 6 via a handle 4 and a flexible tube 5. Further, the image guide 2 has a rigid tip portion 7.
Reflected light from an observation object 9 entering through an observation window 8 is guided to an eyepiece portion 10 of a handle portion 4. Further, 11 is an angle dial, and 12 is an operating wire. By rotating the angle dial 11, the operating wire 12 is tightened or relaxed, and the bending portion 13 is bent in a desired direction.
該湾曲部１３と先端硬性部７には各々照射口１
４，１５を設けており、ライトガイド１を介して
導いた照明光をそれぞれ観察対象９の側面に照射
する。 The curved portion 13 and the rigid tip portion 7 each have an irradiation port 1.
4 and 15 are provided, and each side of the observation object 9 is irradiated with illumination light guided through the light guide 1.
照明光を発生する光源３は、第１図に示した如
く単一のランプから発生した照明光を複数のライ
トガイド１によつて導くか、又は第２図に示す如
く半透過鏡等から成る分光手段１６を設けるか、
若しくは当初から複数のランプを使用して複数の
ライトガイド１に照明光を送光することとしても
よい。 The light source 3 that generates illumination light may be configured by guiding the illumination light generated from a single lamp through a plurality of light guides 1 as shown in FIG. 1, or by a semi-transparent mirror or the like as shown in FIG. Whether a spectroscopic means 16 is provided or
Alternatively, a plurality of lamps may be used from the beginning to send illumination light to a plurality of light guides 1.
複数の照明光によつて観察対象９をその斜方向
から照明すると、第３図に示す如く観察対象９の
凹凸等の形状に対応して陰影をはつきりとつける
ことができるので、たとえ該観察対象９が凹凸の
僅少な病変等であつても立体的に観察することが
できるものである。また、複数の照明光の光量を
適宜に加減することとしてもよい。 By illuminating the observation object 9 from an oblique direction with a plurality of illumination lights, it is possible to clearly apply shadows corresponding to the shape of the observation object 9, such as irregularities, as shown in FIG. Even if the observation object 9 is a slightly uneven lesion, etc., it can be observed three-dimensionally. Furthermore, the light intensity of the plurality of illumination lights may be adjusted as appropriate.
なお、第４図に示す如く照射口１７を設けた回
動子１８を先部６に付設し、該照射口１７と観察
窓８の近傍の他の照射口１９とによつて観察対象
９を照明することとしてもよい。 As shown in FIG. 4, a rotator 18 provided with an irradiation port 17 is attached to the tip 6, and the object 9 to be observed is illuminated by the irradiation port 17 and another irradiation port 19 near the observation window 8. It may also be used for lighting.
この様にすると、上記回動子１８を特に自由に
操作してその照射口１７の照明角度を自在に変化
させることができるため、観察対象９により効果
的な陰影を作つて立体的な観察を行なうことがで
きる。 In this way, the rotator 18 can be particularly freely operated to freely change the illumination angle of the irradiation port 17, thereby creating more effective shadows on the observation object 9 for three-dimensional observation. can be done.
上記照明光は、同一の波長帯の光に限るもので
はなく、第５図に示す如く単一のランプとライト
ガイド１との間に分光手段２０とフイルタ２１と
を介在させるか又は複数のランプの各々にフイル
タ２２を設けることにより、各々異なつた波長帯
の光を発生させることとしてもよく、更に複数の
照射口１４，１５に各々色付ガラスを取り付け、
各々異なつた波長帯の照明光を送出することとし
てもよい。 The above-mentioned illumination light is not limited to light in the same wavelength band, and as shown in FIG. By providing a filter 22 in each of the irradiation ports 14 and 15, it is also possible to generate light in different wavelength bands.
It is also possible to transmit illumination light in different wavelength bands.
特に、例えば赤と青緑の如く、互いに補色関係
にある複数の照明光を同時に観察対象９に照射す
ると、第６図及び第７図に示す如く両方の照明光
が当たる個所は白２３、その他の個所は、各々赤
２４と青緑２５とになる。これにより、第６図の
場合には観察対象９が***しており、また、第７
図の場合には観察対象９が陥没していることがわ
かる。 In particular, when a plurality of illumination lights having mutually complementary colors, such as red and blue-green, are irradiated onto the observation object 9 at the same time, as shown in FIGS. 6 and 7, the areas hit by both illumination lights are white 23 and the other areas The locations are red 24 and blue-green 25, respectively. As a result, the observation target 9 is raised in the case of FIG.
In the case of the figure, it can be seen that the observation target 9 has caved in.
また、複数の照明光を交番に明滅させると、そ
れに伴ない観察対象９上の陰影が移動するため該
観察対象９の凹凸を特に良好に観察することがで
きることとなり、目視又は写真による病変の判別
だけでなく、コンピユータを使用した自動解析を
容易化することができる。 In addition, when a plurality of illumination lights are alternately blinked, the shadow on the observation object 9 moves accordingly, making it possible to observe the irregularities of the observation object 9 particularly well, making it possible to distinguish lesions visually or photographically. In addition, automatic analysis using a computer can be facilitated.
複数の照明光を交番に明滅させるためには、第
８図に示す如く単一のランプから発生した照明光
を分光手段２６により分光した後シヤツタ２７を
移動させるか又は複数のランプを電気的に明滅さ
せることとしてもよい。 In order to alternately flicker a plurality of illumination lights, as shown in FIG. It may also be made to flicker.
上記した本考案に係る内視鏡の照明装置によれ
ば、以下に列挙する有意義な効果を発揮すること
ができる。 According to the illumination device for an endoscope according to the present invention described above, the following significant effects can be achieved.
第１に、観察対象の斜方向から複数の照明光を
照射する様にしたことにより、特に癌や潰瘍等の
凹凸の僅少な病変等を適確に発見、観察すること
ができることである。 First, by irradiating the observation target with a plurality of illumination lights from oblique directions, it is possible to accurately discover and observe lesions with slight irregularities, such as cancers and ulcers.
第２に、上記観察対象に際立つた陰影をつける
ことができるため、その凹凸を立体的に観察する
ことができることである。 Second, since the object to be observed can be shaded, its unevenness can be observed three-dimensionally.
第１図は、本考案に係る内視鏡の照明装置の一
実施例を示す該略説明図、第２図は、光源の概略
説明図、第３図は、複数の照明光を照射した観察
対象の状態説明図、第４図は、他の実施例の概略
説明図、第５図は、他の光源の概略説明図、第６
図及び第７図は互いに異なる複数の波長帯の照明
光を同時に観察対象に当てた状態を示す説明図、
第８図は、更に他の光源を示す概略説明図であ
る。
１……ライトガイド、３……光源、６……先
部、７……先端硬性部、９……観察対象、１１…
…アングルダイアル、１２……操作ワイヤ、１３
……湾曲部、１４，１５……照射口、１６……分
光手段、１７……照射口、１８……回動子、１９
……照射口、２０……分光手段、２１，２２……
フイルタ、２３……白、２４……赤、２５……青
緑、２６……分光手段、２７……シヤツタ。
FIG. 1 is a schematic explanatory diagram showing an embodiment of the illumination device for an endoscope according to the present invention, FIG. 2 is a schematic explanatory diagram of a light source, and FIG. 3 is an observation using multiple illumination lights. 4 is a schematic explanatory diagram of another embodiment; FIG. 5 is a schematic explanatory diagram of another light source; FIG.
7 and 7 are explanatory diagrams showing a state in which illumination light of a plurality of mutually different wavelength bands is applied to an observation target at the same time,
FIG. 8 is a schematic explanatory diagram showing still another light source. DESCRIPTION OF SYMBOLS 1...Light guide, 3...Light source, 6...Tip part, 7...Tip rigid part, 9...Observation object, 11...
...Angle dial, 12...Operation wire, 13
... Curved portion, 14, 15 ... Irradiation port, 16 ... Spectroscopic means, 17 ... Irradiation port, 18 ... Rotator, 19
...Irradiation port, 20...Spectroscopy means, 21, 22...
Filter, 23...white, 24...red, 25...blue-green, 26...spectroscopy means, 27...shutter.
Claims (1)
異なる複数の照射口を設け、互に異なつた波長帯
を有する複数の照明光を観察対象に斜方向から照
射するようにしたことを特徴とする内視鏡の照明
装置。 A plurality of irradiation ports with different irradiation directions are provided at the tip and curved part of the side-viewing endoscope, and a plurality of illumination lights having different wavelength bands are irradiated from an oblique direction onto the observation target. Characteristic endoscope illumination device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979177788U JPS6328405Y2 (en) | 1979-12-24 | 1979-12-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979177788U JPS6328405Y2 (en) | 1979-12-24 | 1979-12-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5695207U JPS5695207U (en) | 1981-07-28 |
| JPS6328405Y2 true JPS6328405Y2 (en) | 1988-08-01 |
Family
ID=29688353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1979177788U Expired JPS6328405Y2 (en) | 1979-12-24 | 1979-12-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6328405Y2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59164024U (en) * | 1983-04-18 | 1984-11-02 | オリンパス光学工業株式会社 | Lighting inspection device for tube inner surface |
| DE102014118753A1 (en) * | 2014-10-01 | 2016-04-07 | Jenoptik Industrial Metrology Germany Gmbh | Tester |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4814085B1 (en) * | 1970-06-12 | 1973-05-02 | ||
| JPS54142653A (en) * | 1978-04-28 | 1979-11-07 | Maki Mfg Co Ltd | Stationary type settlement system cereals dryer that utilize remaining heat of engine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4814085U (en) * | 1971-06-24 | 1973-02-16 | ||
| JPS5649601Y2 (en) * | 1975-05-10 | 1981-11-19 |
-
1979
- 1979-12-24 JP JP1979177788U patent/JPS6328405Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4814085B1 (en) * | 1970-06-12 | 1973-05-02 | ||
| JPS54142653A (en) * | 1978-04-28 | 1979-11-07 | Maki Mfg Co Ltd | Stationary type settlement system cereals dryer that utilize remaining heat of engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5695207U (en) | 1981-07-28 |
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