JPH07313453A - Endoscope - Google Patents

Endoscope

Info

Publication number
JPH07313453A
JPH07313453A JP6113081A JP11308194A JPH07313453A JP H07313453 A JPH07313453 A JP H07313453A JP 6113081 A JP6113081 A JP 6113081A JP 11308194 A JP11308194 A JP 11308194A JP H07313453 A JPH07313453 A JP H07313453A
Authority
JP
Japan
Prior art keywords
endoscope
flexible printed
circuit board
printed circuit
electronic parts
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.)
Withdrawn
Application number
JP6113081A
Other languages
Japanese (ja)
Inventor
Katsuyuki Saito
克行 斉藤
Kotaro Ogasawara
弘太郎 小笠原
Shinji Yamashita
真司 山下
Akihiko Mochida
明彦 望田
Wataru Ono
渉 大野
Ichiro Funabashi
一郎 舩橋
Masao Uehara
政夫 上原
Nobuyuki Sakamoto
信之 坂本
Hideki Koyanagi
秀樹 小柳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Olympus Corp
Original Assignee
Olympus Optical Co Ltd
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 Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP6113081A priority Critical patent/JPH07313453A/en
Publication of JPH07313453A publication Critical patent/JPH07313453A/en
Withdrawn legal-status Critical Current

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Abstract

PURPOSE:To provide an endoscope transmitting signals with a flexible printed circuit board which is connected to a solid-state image pickup element, is inserted in the endoscope and has shieldability. CONSTITUTION:The band-shaped flexible printed circuit board 17 inserted in the hard endoscope is disposed with the CCD 13 on its front end side and is provided with an electronic parts-packaging region 21 on the rear side of this CCD 13. Various kinds of electronic parts 18, 18, 18... are packaged in this region. A both side shielded region part 22 provided with wiring patterns at the inside layer is disposed on the rear side of the electronic parts-packaging region 21. The rear end surface thereof is provided with the rear end part of a card edge structure exposed with plural electric contacts 19a, 19a, 19a... corresponding to the respective terminals of the CCD 13 and contacts 19s, 19s for shielding formed broader than these electric contacts 19a at prescribed pitches. The electronic parts-packaging region part 21 is provided with a parts- shielding region part 23 winding the electronic parts-packaging region part 21 in its side part.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、固体撮像素子を配設し
た内視鏡に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an endoscope provided with a solid-state image pickup device.

【0002】[0002]

【従来の技術】従来より、一度使用した内視鏡を再使用
する場合、この内視鏡による感染症を防止するため滅菌
処理などを行っていた。しかし、使用済みの内視鏡を確
実に滅菌処理するためのEOGなどによるガス滅菌作業
では時間がかかり、緊急の患者などに対応するためには
高価な内視鏡を複数準備しておかなければならず、金銭
的負担が大きかった。
2. Description of the Related Art Conventionally, when an endoscope that has been used once is reused, a sterilization process or the like has been performed in order to prevent an infection caused by the endoscope. However, the gas sterilization work using EOG or the like for surely sterilizing the used endoscope takes time, and it is necessary to prepare a plurality of expensive endoscopes in order to cope with an urgent patient. And, the financial burden was heavy.

【0003】また、オートクレーブ(加圧蒸気滅菌器)
によって例えば、135°C,2.2気圧の雰囲気中で
5分間蒸気熱滅菌する場合には、内視鏡に内蔵されてい
る電子部品などの耐性が十分でなく、不良を引き起こす
原因となっていた。
An autoclave (pressurized steam sterilizer)
Therefore, for example, when steam heat sterilization is performed for 5 minutes in an atmosphere of 135 ° C. and 2.2 atm, the resistance of electronic parts and the like built in the endoscope is not sufficient, which causes a defect. It was

【0004】そこで、口腔を介して体腔内に挿入する内
視鏡では、内視鏡をカバー用内視鏡とこのカバー用内視
鏡を被覆する内視鏡カバーとで構成したカバー方式内視
鏡が提案されている。このカバー方式内視鏡は、予め、
滅菌処理してあるカバー用内視鏡に滅菌処理済みの内視
鏡カバーを被覆し、この内視鏡カバーで被覆されたカバ
ー用内視鏡を患者の体腔内に挿入して検査・処置を行な
うものであり、検査・処置終了後に内視鏡カバーをカバ
ー用内視鏡から取り外して廃棄し、新しい滅菌処理済み
の内視鏡カバーを前記カバー用内視鏡に装着して再使用
することにより、カバー用内視鏡の洗浄・消毒の手間を
省き、連続的に使用することを可能にしている。
Therefore, in an endoscope which is inserted into a body cavity through the oral cavity, a cover system endoscope in which the endoscope is composed of an endoscope for a cover and an endoscope cover for covering the endoscope for a cover is used. A mirror has been proposed. This cover type endoscope is
Cover the sterilized cover endoscope with the sterilized endoscope cover, and insert the cover endoscope covered with this endoscope cover into the body cavity of the patient for inspection and treatment. After performing the inspection / treatment, remove the endoscope cover from the cover endoscope and discard it, and attach a new sterilized endoscope cover to the cover endoscope and reuse it. This eliminates the need for cleaning and disinfecting the cover endoscope, and enables continuous use.

【0005】また、本出願人は特願平5―40284号
に、例えばトラカールを介して腹腔内へ経皮的に挿入す
る安価で使い捨てが可能な挿入部を備えた内視鏡を提案
している。この内視鏡は、被写体を照明する照明光学系
と、固体撮像素子と、この固体撮像素子に被写体像を結
像させる観察光学系と、前記固体撮像素子の被写体像の
電気信号を伝送する信号ケーブルと、この電気信号伝送
用の信号用コネクタと、照明光伝送用の照明光用コネク
タとを樹脂部材で一体化して挿入部形状に仕上げた硬性
内視鏡である。
Further, the present applicant has proposed in Japanese Patent Application No. 5-40284 an endoscope provided with an inexpensive and disposable insertion portion which is percutaneously inserted into the abdominal cavity through a trocar, for example. There is. The endoscope includes an illumination optical system for illuminating a subject, a solid-state image sensor, an observation optical system for forming a subject image on the solid-state image sensor, and a signal for transmitting an electric signal of the subject image of the solid-state image sensor. A rigid endoscope in which a cable, a signal connector for transmitting the electric signal, and an illuminating light connector for illuminating light transmission are integrated with a resin member to have an insertion portion shape.

【0006】しかし、前記硬性内視鏡などでは固体撮像
素子に結像した被写体像の電気信号を伝送する信号ケー
ブルが比較的高価であり、この信号ケーブルと内視鏡に
配設する固体撮像素子及び信号用コネクタとの接続作業
が煩わしく、時間を要する。このため、特開昭62―1
13123号公報に示すように内視鏡内を挿通する信号
ケーブルの代わりに電子部品を実装することが可能なフ
レキシブルプリント基板を挿通させることが考えらる。
However, in the rigid endoscope and the like, the signal cable for transmitting the electric signal of the subject image formed on the solid-state image pickup element is relatively expensive, and this signal cable and the solid-state image pickup element arranged on the endoscope are relatively expensive. Also, the connection work with the signal connector is troublesome and takes time. Therefore, JP-A-62-1
As shown in Japanese Patent No. 13123, it is conceivable to insert a flexible printed board on which electronic parts can be mounted instead of the signal cable inserted through the endoscope.

【0007】[0007]

【発明が解決しようとする課題】しかしながら、固体撮
像素子と信号用コネクタとをフレキシブルプリント基板
で接続しただけでは、シールド性が考慮されていないの
で、フレキシブルプリント基板に実装されている電子部
品が電波障害の影響を受け易く、特に、高周波メスなど
と併用する手術の場合には、高周波メスから発生する高
周波ノイズの影響で観察画像が乱れ、観察し難くなるお
それがある。
However, since the shielding property is not taken into consideration only by connecting the solid-state image pickup device and the signal connector with the flexible printed circuit board, the electronic components mounted on the flexible printed circuit board have no radio wave. It is easily affected by obstacles, and particularly in the case of surgery used in combination with a high-frequency knife, the observed image may be disturbed due to the effect of high-frequency noise generated from the high-frequency knife, making it difficult to observe.

【0008】本発明は上記問題点に鑑みてなされたもの
であり、固体撮像素子に接続され、内視鏡内を挿通し、
ノイズの影響のないシールド性を備えたフレキシブルプ
リント基板で信号を伝送する安価な内視鏡を提供するこ
とを目的としている。
The present invention has been made in view of the above problems, and is connected to a solid-state image pickup device and inserted through an endoscope,
It is an object of the present invention to provide an inexpensive endoscope that transmits a signal by a flexible printed circuit board having a shielding property that is not affected by noise.

【0009】[0009]

【課題を解決するための手段】本発明の内視鏡は、内視
鏡の撮像手段に固体撮像素子を用い、この固体撮像素子
に結像した被写体像の電気信号を電子部品が実装可能な
フレキシブルプリント基板を介して伝送する内視鏡であ
って、前記フレキシブルプリント基板に実装される電子
部品及び信号線をこのフレキシブルプリント基板に設け
たシールド領域部で覆っている。
In the endoscope of the present invention, a solid-state image pickup device is used as an image pickup means of the endoscope, and an electronic component can mount an electric signal of a subject image formed on the solid-state image pickup device. An endoscope for transmission via a flexible printed circuit board, wherein electronic parts and signal lines mounted on the flexible printed circuit board are covered with a shield region provided on the flexible printed circuit board.

【0010】[0010]

【作用】本発明によれば、固体撮像素子に接続され、電
子部品が実装されている部分をシールド領域部で覆った
フレキシブルプリント基板を、内視鏡内に挿通させて、
ノイズの影響を受けることなく、このフレキシブルプリ
ント基板に設けた配線パターンを介して信号が伝送され
る。
According to the present invention, a flexible printed circuit board connected to a solid-state image pickup device and having a portion on which electronic components are mounted covered with a shield region is inserted into an endoscope,
A signal is transmitted via a wiring pattern provided on this flexible printed board without being affected by noise.

【0011】[0011]

【実施例】以下、図面を参照して本発明の実施例を説明
する。図1ないし図6は本発明の一実施例に係り、図1
は内視鏡の概略構成を示す図、図2は硬性内視鏡の概略
構成を示す断面図、図3は硬性内視鏡内部の回路構成を
示す図、図4は硬性内視鏡内に配設されるフレキシブル
基板の概略構成を示す図、図5はフレキシブルプリント
基板の電子部品実装領域部をシールド領域部で覆った状
態を示す平面図、図6はフレキシブルプリント基板の電
子部品実装領域をシールド領域部で覆った状態を示す断
面図である。
Embodiments of the present invention will be described below with reference to the drawings. 1 to 6 relate to an embodiment of the present invention.
2 is a diagram showing a schematic configuration of an endoscope, FIG. 2 is a sectional view showing a schematic configuration of a rigid endoscope, FIG. 3 is a diagram showing a circuit configuration inside a rigid endoscope, and FIG. FIG. 5 is a plan view showing a schematic configuration of a flexible board to be arranged, FIG. 5 is a plan view showing a state in which an electronic component mounting area of the flexible printed board is covered with a shield area, and FIG. 6 is an electronic component mounting area of the flexible printed board. It is sectional drawing which shows the state covered with the shield area | region part.

【0012】図1に示すように本実施例の内視鏡システ
ム1は、照明光学系及び観察光学系を内蔵した使い捨て
型硬性内視鏡(以下硬性内視鏡と略記)2と、この硬性
内視鏡2の照明光学系に照明光を供給する光源装置3
と、前記硬性内視鏡2の先端部に配設される固体撮像素
子で用いる各種信号を処理する信号処理手段であるカメ
ラコントロールユニット(以下CCUと略記)4と、こ
のCCU4に固体撮像素子から送られてきた信号を処理
して生成された画像信号を表示するモニタ5などから構
成されている。
As shown in FIG. 1, an endoscope system 1 of the present embodiment includes a disposable rigid endoscope (hereinafter abbreviated as rigid endoscope) 2 having an illumination optical system and an observation optical system built therein, and this rigid endoscope. Light source device 3 for supplying illumination light to the illumination optical system of the endoscope 2.
And a camera control unit (hereinafter abbreviated as CCU) 4 which is a signal processing means for processing various signals used in the solid-state image pickup device arranged at the distal end of the rigid endoscope 2, and a solid-state image pickup device from the solid-state image pickup device to the CCU 4. The monitor 5 is configured to display an image signal generated by processing the signal sent thereto.

【0013】前記硬性内視鏡2と光源装置3とはライト
ガイドケーブル6によって着脱自在に接続され、前記硬
性内視鏡2とCCU4とは中継ケーブル7を介して着脱
自在に接続されるようになっている。
The rigid endoscope 2 and the light source device 3 are detachably connected by a light guide cable 6, and the rigid endoscope 2 and the CCU 4 are detachably connected by a relay cable 7. Has become.

【0014】図2に示すように硬性内視鏡2は、ライト
ガイド11が臨まれる図示しない照明光学系と、対物レ
ンズ群12及び固体撮像素子としてCCD13を配置し
た観察光学系14とを先端側に設けている。
As shown in FIG. 2, the rigid endoscope 2 has an illumination optical system (not shown) facing the light guide 11 and an observation optical system 14 in which an objective lens group 12 and a CCD 13 as a solid-state image sensor are arranged. It is provided in.

【0015】また、硬性内視鏡2の後端側には中継ケー
ブル7の内視鏡側コネクタ7aの突部7bが嵌入接続さ
れる信号用コネクタ15及び前記ライトガイドケーブル
6が接続される照明用コネクタ16とが設けられてい
る。そして、前記CCD13と信号用コネクタ15とは
硬性内視鏡内を挿通するフレキシブルプリント基板17
によって電気的に接続されている。
Further, at the rear end side of the rigid endoscope 2, the signal connector 15 into which the projection 7b of the endoscope side connector 7a of the relay cable 7 is inserted and connected, and the illumination to which the light guide cable 6 is connected. Connector 16 is provided. The CCD 13 and the signal connector 15 are inserted into the rigid endoscope to form a flexible printed circuit board 17.
Are electrically connected by.

【0016】図3に示すように硬性内視鏡2に設けられ
ているCCD13には例えば、垂直転送クロック用の端
子VΦ1 ,VΦ2 ,VΦ3 ,VΦ4 や水平転送クロック
用の端子HΦ1 ,HΦ2 、あるいはVout ,GND,V
DDなどの各端子が設けられており、これらの各端子は、
それぞれフレキシブルプリント基板17に設けた配線パ
ターンの所定の信号線20,20,20...に接続さ
れている。
As shown in FIG. 3, the CCD 13 provided in the rigid endoscope 2 has, for example, vertical transfer clock terminals VΦ1, VΦ2, VΦ3, VΦ4 and horizontal transfer clock terminals HΦ1, HΦ2, or Vout. , GND, V
Each terminal such as DD is provided, and each of these terminals is
Predetermined signal lines 20, 20, 20. of the wiring pattern provided on the flexible printed circuit board 17, respectively. . . It is connected to the.

【0017】また、前記フレキシブルプリント基板17
には各種電子部品18,18,18...が実装され、
このフレキシブルプリント基板17の後端面に前記垂直
転送クロック用の端子VΦ1 ,VΦ2 ,VΦ3 ,VΦ4
や水平転送クロック用の端子HΦ1 ,HΦ2 、あるいは
Vout ,GND,VDDなどの各端子に対応する複数の接
点部19,19,19...やシールド用の接点部19
s,19sが設けられている。
The flexible printed circuit board 17 is also provided.
Various electronic components 18, 18, 18. . . Was implemented,
The terminals VΦ1, VΦ2, VΦ3, VΦ4 for the vertical transfer clock are provided on the rear end surface of the flexible printed board 17.
And horizontal transfer clock terminals HΦ1 and HΦ2, or a plurality of contact portions 19, 19, 19 corresponding to terminals such as Vout, GND, VDD. . . Contact part 19 for shields and shields
s, 19s are provided.

【0018】すなわち、図4に示すように硬性内視鏡2
の内部に挿通される帯状のフレキシブルプリント基板1
7は、先端側にCCD13を配設し、このCCD13の
後方側に配線パターンを形成した電子部品実装領域部2
1を設け、この電子部品実装領域部21に各種電子部品
18,18,18...を実装している。
That is, as shown in FIG. 4, the rigid endoscope 2
Strip-shaped flexible printed circuit board 1 inserted inside
Reference numeral 7 denotes an electronic component mounting area 2 in which a CCD 13 is arranged on the front end side and a wiring pattern is formed on the rear side of the CCD 13.
1, and various electronic components 18, 18, 18. . . Has been implemented.

【0019】前記電子部品実装領域部21の後方側には
配線パターンを内層に形成した両面シールド領域部22
が設けられており、この両面シールド領域部22の後端
面には前記CCD13の各端子に対応する複数の電気接
点19a,19a,19a...や、この電気接点19
aより幅広に形成したシールド用接点19s,19sを
所定のピッチで露出させた、前記信号用コネクタ15に
カードエッジ構造で接続可能なフレキシブルプリント基
板端面が形成されている。
On the rear side of the electronic component mounting area portion 21, a double-sided shield area portion 22 having a wiring pattern formed in an inner layer is formed.
Are provided on the rear end surface of the double-sided shield area portion 22, and a plurality of electric contacts 19a, 19a, 19a. . . And this electrical contact 19
An end face of a flexible printed circuit board which can be connected to the signal connector 15 by a card edge structure is formed by exposing the shield contacts 19s, 19s formed wider than a at a predetermined pitch.

【0020】また、前記電子部品実装領域部21の側部
には例えば、表側面に配線パターン部23aを形成し、
裏側面にシールド領域部23bを形成した部品シールド
領域部23が設けられている。
In addition, a wiring pattern portion 23a is formed on the front surface of the side portion of the electronic component mounting area portion 21, for example.
The component shield area portion 23 having the shield area portion 23b formed on the back side surface is provided.

【0021】なお、前記CCD13から延出する信号線
及び電子部品に接続された信号線は、電子部品実装領域
部21及び部品シールド領域部23の配線パターン部2
3a及び両面シールド領域部22の内層に設けた配線パ
ターンによって電気接点19,19,19...に接続
されている。
The signal lines extending from the CCD 13 and the signal lines connected to the electronic components are the wiring pattern portions 2 of the electronic component mounting area portion 21 and the component shield area portion 23.
3a and the electrical contact 19, 19, 19 ,. . . It is connected to the.

【0022】また、これらシールド領域部は、所定範囲
の全面に銅箔層を設けて形成されている。
Further, these shield regions are formed by providing a copper foil layer on the entire surface of a predetermined range.

【0023】さらに、部品シールド領域部23の裏側面
のシールド領域部23bには半田付け部23cが設けら
れ、この半田付け部23cに対応する両面シールド領域
部22に半田付け部22aが設けられている。
Further, a soldering portion 23c is provided in the shield area portion 23b on the back side of the component shield area portion 23, and a soldering portion 22a is provided in the double-sided shield area portion 22 corresponding to the soldering portion 23c. There is.

【0024】そして、図5及び図6に示すように前記電
子部品実装領域部21を部品シールド領域部23で巻装
し、部品シールド領域部23の半田付け部23c及び両
面シールド領域部22の半田付け部22aに半田25を
流し込んで半田付けで一体的に固定して内視鏡内に配設
される。
Then, as shown in FIGS. 5 and 6, the electronic component mounting region 21 is wound around the component shield region 23, and the soldering portions 23c of the component shield region 23 and the double-sided shield region 22 are soldered. The solder 25 is poured into the attachment portion 22a and fixed integrally by soldering and disposed in the endoscope.

【0025】このように、CCDと信号用コネクタとを
フレキシブルプリント基板で接続し、このフレキシブル
プリント基板の電子部品実装領域部に実装されている電
子部品が部品シールド領域部の裏側面に設けたシールド
領域部で巻装されると共に、電子部品実装領域部から延
出する信号線が両面シールド領域部の内層を挿通してい
ることにより、CCUからCCDに出力された各種電気
信号や前記対物レンズ群を介してCCDに結像した被写
体像の電気信号などがノイズの影響を受けることなくフ
レキシブルプリント基板を介して伝送することができ
る。そして、このフレキシブルプリント基板を内視鏡内
に挿通させることにより、安価でノイズの影響を受けな
い内視鏡を提供することができる。
In this way, the CCD and the signal connector are connected by the flexible printed circuit board, and the electronic component mounted on the electronic component mounting area of the flexible printed circuit board is provided on the back side of the component shield area. Since the signal line extending from the electronic part mounting area part is wound around the area part and passes through the inner layer of the double-sided shield area part, various electric signals output from the CCU to the CCD and the objective lens group It is possible to transmit an electric signal of a subject image formed on the CCD via the flexible printed circuit board without being affected by noise. Then, by inserting this flexible printed circuit board into the endoscope, it is possible to provide an endoscope that is inexpensive and is not affected by noise.

【0026】また、シールド用接点を他の電気接点より
幅広に形成しているので、内視鏡用コネクタのシールド
用接点部に確実に接触することができる。
Further, since the shield contact is formed wider than the other electric contacts, it is possible to surely contact the shield contact portion of the endoscope connector.

【0027】なお、部品シールド領域部を電子部品実装
領域部の側面に設けたが、この部品シールド領域部を図
の破線に示すように設けても良い。
Although the component shield area portion is provided on the side surface of the electronic component mounting area portion, the component shield area portion may be provided as shown by the broken line in the figure.

【0028】また、使い捨て型の硬性内視鏡として説明
してきたが、本発明は硬性内視鏡に限定されるものでは
なく、リユース型の電子内視鏡にも応用できることはい
うまでもない。
Further, although it has been described as a disposable type rigid endoscope, it is needless to say that the present invention is not limited to a rigid endoscope and can be applied to a reuse type electronic endoscope.

【0029】[付記] 1.内視鏡の撮像手段に固体撮像素子を用い、この固体
撮像素子に結像した被写体像の電気信号を電子部品が実
装可能なフレキシブルプリント基板を介して伝送する内
視鏡において、前記フレキシブルプリント基板に実装さ
れる電子部品及び信号線をこのフレキシブルプリント基
板に設けたシールド領域部で覆う内視鏡。
[Additional Notes] 1. In the endoscope, a solid-state image sensor is used as an image pickup means of the endoscope, and an electric signal of a subject image formed on the solid-state image sensor is transmitted through a flexible printed circuit board on which electronic parts can be mounted. An endoscope that covers electronic components and signal lines mounted on the flexible printed circuit board with a shield region provided on the flexible printed circuit board.

【0030】2.前記フレキシブルプリント基板を電子
部品を実装する電子部品実装領域部,この電子部品実装
領域部を覆う部品シールド領域部及び両面シールド領域
部で構成した付記1記載の内視鏡。
2. The endoscope according to appendix 1, wherein the flexible printed circuit board includes an electronic component mounting area for mounting electronic components, a component shield area covering the electronic component mounting area, and a double-sided shield area.

【0031】3.前記両面シールド領域部の内層に配線
パターンを設けた付記2記載の内視鏡。
3. The endoscope according to appendix 2, wherein a wiring pattern is provided on the inner layer of the double-sided shield area portion.

【0032】4.前記フレキシブルプリント基板に設け
た電気接点をカードエッジ構造とした付記2記載の内視
鏡。
4. The endoscope according to Appendix 2, wherein the electrical contacts provided on the flexible printed circuit board have a card edge structure.

【0033】5.前記電気接点の中でシールド用接点を
他の電気接点より幅広に形成した付記4記載の内視鏡。
5. The endoscope according to appendix 4, wherein the shield contact is formed wider than the other electric contacts among the electric contacts.

【0034】[0034]

【発明の効果】以上説明したように本発明によれば、固
体撮像素子に接続され、内視鏡内を挿通し、ノイズの影
響のないシールド性を備えたフレキシブルプリント基板
で信号を伝送する安価な内視鏡を提供することができ
る。
As described above, according to the present invention, it is possible to inexpensively transmit a signal by a flexible printed circuit board which is connected to a solid-state image pickup device, is inserted through an endoscope, and has a shielding property that is not affected by noise. The endoscope can be provided.

【図面の簡単な説明】[Brief description of drawings]

【図1】図1ないし図6は本発明の一実施例に係り、図
1は内視鏡システムの概略構成を示す図
1 to 6 relate to an embodiment of the present invention, and FIG. 1 is a diagram showing a schematic configuration of an endoscope system.

【図2】硬性内視鏡の概略構成を示す断面図FIG. 2 is a cross-sectional view showing a schematic configuration of a rigid endoscope.

【図3】硬性内視鏡内部の回路構成を示す図FIG. 3 is a diagram showing a circuit configuration inside a rigid endoscope.

【図4】硬性内視鏡内に配設されるフレキシブル基板の
概略構成を示す図
FIG. 4 is a diagram showing a schematic configuration of a flexible substrate arranged in a rigid endoscope.

【図5】フレキシブルプリント基板の電子部品実装領域
部をシールド領域部で覆った状態を示す平面図
FIG. 5 is a plan view showing a state in which the electronic component mounting area of the flexible printed circuit board is covered with a shield area.

【図6】フレキシブルプリント基板の電子部品実装領域
部をシールド領域部で覆った状態を示す断面図
FIG. 6 is a cross-sectional view showing a state in which an electronic component mounting area of a flexible printed circuit board is covered with a shield area.

【符号の説明】[Explanation of symbols]

13…CCD 17…フレキシブルプリント基板 19a…電気接点 19s…シールド用接点 21…電子部品実装領域部 22…両面シールド領域部 23…部品シールド領域部 13 ... CCD 17 ... Flexible printed circuit board 19a ... Electrical contact 19s ... Shield contact 21 ... Electronic component mounting area 22 ... Double-sided shield area 23 ... Component shield area

───────────────────────────────────────────────────── フロントページの続き (72)発明者 望田 明彦 東京都渋谷区幡ヶ谷2丁目43番2号 オリ ンパス光学工業株式会社内 (72)発明者 大野 渉 東京都渋谷区幡ヶ谷2丁目43番2号 オリ ンパス光学工業株式会社内 (72)発明者 舩橋 一郎 東京都渋谷区幡ヶ谷2丁目43番2号 オリ ンパス光学工業株式会社内 (72)発明者 上原 政夫 東京都渋谷区幡ヶ谷2丁目43番2号 オリ ンパス光学工業株式会社内 (72)発明者 坂本 信之 東京都渋谷区幡ヶ谷2丁目43番2号 オリ ンパス光学工業株式会社内 (72)発明者 小柳 秀樹 東京都渋谷区幡ヶ谷2丁目43番2号 オリ ンパス光学工業株式会社内 ─────────────────────────────────────────────────── ─── Continued front page (72) Inventor Akihiko Mochida 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Inventor Wataru Ono 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Inventor Ichiro Funabashi 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Masao Uehara 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Inventor Nobuyuki Sakamoto 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Hideki Koyanagi 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd.

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】内視鏡の撮像手段に固体撮像素子を用い、
この固体撮像素子に結像した被写体像の電気信号を電子
部品が実装可能なフレキシブルプリント基板を介して伝
送する内視鏡において、 前記フレキシブルプリント基板に実装される電子部品及
び信号線をこのフレキシブルプリント基板に設けたシー
ルド領域部で覆うことを特徴とする内視鏡。
1. A solid-state image pickup device is used as an image pickup means of an endoscope,
In an endoscope for transmitting an electric signal of a subject image formed on this solid-state image pickup device through a flexible printed circuit board on which electronic parts can be mounted, an electronic component and a signal line mounted on the flexible printed circuit board are printed by the flexible printed circuit board. An endoscope characterized by being covered with a shield region provided on a substrate.
JP6113081A 1994-05-26 1994-05-26 Endoscope Withdrawn JPH07313453A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6113081A JPH07313453A (en) 1994-05-26 1994-05-26 Endoscope

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6113081A JPH07313453A (en) 1994-05-26 1994-05-26 Endoscope

Publications (1)

Publication Number Publication Date
JPH07313453A true JPH07313453A (en) 1995-12-05

Family

ID=14603007

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6113081A Withdrawn JPH07313453A (en) 1994-05-26 1994-05-26 Endoscope

Country Status (1)

Country Link
JP (1) JPH07313453A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009279148A (en) * 2008-05-21 2009-12-03 Olympus Medical Systems Corp Electronic endoscope apparatus
US7859593B2 (en) 2007-03-19 2010-12-28 Sony Corporation Imaging block and imaging apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7859593B2 (en) 2007-03-19 2010-12-28 Sony Corporation Imaging block and imaging apparatus
JP2009279148A (en) * 2008-05-21 2009-12-03 Olympus Medical Systems Corp Electronic endoscope apparatus
US8425405B2 (en) 2008-05-21 2013-04-23 Olympus Medical Systems Corp. Electronic endoscope apparatus

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