JP5981076B1 - 撮像装置、駆動信号調整方法および内視鏡システム - Google Patents
撮像装置、駆動信号調整方法および内視鏡システム Download PDFInfo
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- 210000000056 organ Anatomy 0.000 description 1
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- 239000004065 semiconductor Substances 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
- A61B1/0655—Control therefor
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- 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
- A61B1/00002—Operational features of endoscopes
- A61B1/00004—Operational features of endoscopes characterised by electronic signal processing
- A61B1/00006—Operational features of endoscopes characterised by electronic signal processing of control signals
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- 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
- A61B1/00002—Operational features of endoscopes
- A61B1/00004—Operational features of endoscopes characterised by electronic signal processing
- A61B1/00009—Operational features of endoscopes characterised by electronic signal processing of image signals during a use of endoscope
-
- 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
- A61B1/00002—Operational features of endoscopes
- A61B1/00025—Operational features of endoscopes characterised by power management
- A61B1/00036—Means for power saving, e.g. sleeping mode
-
- 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
-
- 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
- A61B1/00114—Electrical cables in or with an endoscope
-
- 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
- A61B1/00121—Connectors, fasteners and adapters, e.g. on the endoscope handle
- A61B1/00124—Connectors, fasteners and adapters, e.g. on the endoscope handle electrical, e.g. electrical plug-and-socket connection
-
- 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
- A61B1/045—Control thereof
-
- 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
- A61B1/051—Details of CCD assembly
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
- A61B1/0661—Endoscope light sources
- A61B1/0669—Endoscope light sources at proximal end of an endoscope
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
- A61B1/07—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements using light-conductive means, e.g. optical fibres
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
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- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Closed-Circuit Television Systems (AREA)
Abstract
Description
図1は、本発明の実施の形態にかかる内視鏡システムの概略構成を示す模式図である。図2は、図1に示す内視鏡システムの構成を模式的に示すブロック図である。図1および図2に示すように、本実施の形態にかかる内視鏡システム1は、被検体内に導入され、被検体の体内を撮像して被検体内の画像信号を生成する内視鏡2(スコープ)と、内視鏡2によって撮像された画像信号に対して所定の画像処理を行うとともに内視鏡システム1の各部を制御する処理装置3と、内視鏡2の照明光(観察光)を生成する光源装置4と、処理装置3が画像処理を施した画像信号に対応する画像を表示する表示装置5と、を備える。
2,2A 内視鏡
3,3A,103 処理装置
4 光源装置
5 表示装置
21 挿入部
21a 先端部
22 操作部
23 ユニバーサルコード
24,24A コネクタ
25 先端基板
25a 撮像素子
25b 抵抗
26 差動信号ケーブル
26a,26b,27,28a,28b 信号ケーブル
29 ライトガイドケーブル
31 画像処理部
32 クロック信号生成部
33 差動変換部
34 電源生成部
35,135 制御部
36 検出用信号送受信部
37 調整部
38 入力部
39 記憶部
41 光源制御部
42 光源ドライバ
43 光源
Claims (5)
- 撮像部と、
前記撮像部を駆動するための複数の駆動信号を生成して出力する駆動信号生成部と、
前記複数の駆動信号の一つを差動信号に変換する差動変換部と、
前記差動信号を伝送するための一対の信号線であって、一方の信号線が終端でインピーダンスマッチングしていない一対の信号線と、
前記一方の信号線に検出用信号を送信し、該検出用信号が送信されてから前記一方の信号線の終端で反射して戻ってくるまでの時間を基に、前記複数の駆動信号のうちの少なくとも一つの特性を調整する調整部と、
を備えたことを特徴とする撮像装置。 - 前記複数の駆動信号の一つは、クロック信号であり、
前記差動変換部は、前記クロック信号を前記差動信号へ変換し、
前記調整部は、前記クロック信号の振幅を変更することを特徴とする請求項1に記載の撮像装置。 - 前記複数の駆動信号の一つは、前記撮像部に対する電源信号であり、
前記調整部は、前記電源信号の電圧を変更することを特徴とする請求項1に記載の撮像装置。 - 複数の駆動信号の一つを差動信号として伝送するための一対の信号線であって、一方の信号線が終端でインピーダンスマッチングしていない一対の信号線を備えた撮像装置が行う駆動信号調整方法であって、
前記一方の信号線に検出用信号を送信し、該検出用信号を送信してから前記一方の信号線の終端で反射して戻ってくるまでの時間である戻り時間を取得する戻り時間取得ステップと、
前記戻り時間取得ステップにおいて取得された前記戻り時間を基に、前記複数の駆動信号のうちの少なくとも一つの特性を調整する調整ステップと、
を含むことを特徴とする駆動信号調整方法。 - 被検体内に挿入される挿入部と、前記挿入部が脱着可能に接続する処理装置と、を備えた内視鏡システムであって、
前記挿入部の先端に設けられた撮像部と、
前記撮像部を駆動するための複数の駆動信号を生成して出力する駆動信号生成部と、
前記複数の駆動信号の一つを差動信号に変換する差動変換部と、
前記差動信号を伝送するための一対の信号線であって、一方の信号線が終端でインピーダンスマッチングしていない一対の信号線と、
前記一方の信号線に検出用信号を送信し、該検出用信号が送信されてから前記一方の信号線の終端で反射して戻ってくるまでの時間を基に、前記複数の駆動信号のうちの少なくとも一つの特性を調整する調整部と、
を備えたことを特徴とする内視鏡システム。
Applications Claiming Priority (3)
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JP2014206393 | 2014-10-07 | ||
JP2014206393 | 2014-10-07 | ||
PCT/JP2015/073300 WO2016056308A1 (ja) | 2014-10-07 | 2015-08-20 | 撮像装置、駆動信号調整方法および内視鏡装置 |
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JP5981076B1 true JP5981076B1 (ja) | 2016-08-31 |
JPWO2016056308A1 JPWO2016056308A1 (ja) | 2017-04-27 |
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US (1) | US10016116B2 (ja) |
EP (1) | EP3205256A4 (ja) |
JP (1) | JP5981076B1 (ja) |
CN (1) | CN106231987B (ja) |
WO (1) | WO2016056308A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6219004B1 (ja) * | 2016-05-24 | 2017-10-25 | オリンパス株式会社 | 内視鏡用カメラコントロールユニット |
WO2017203829A1 (ja) * | 2016-05-24 | 2017-11-30 | オリンパス株式会社 | 内視鏡用カメラコントロールユニット及び内視鏡システム |
JP2017225648A (ja) * | 2016-06-23 | 2017-12-28 | Hoya株式会社 | 電子内視鏡システム |
JP6765903B2 (ja) * | 2016-09-01 | 2020-10-07 | オリンパス株式会社 | 光源装置及び内視鏡システム |
JP6482745B2 (ja) * | 2016-12-21 | 2019-03-13 | オリンパス株式会社 | 撮像装置及び内視鏡システム |
CN110169053B (zh) * | 2017-07-24 | 2021-04-20 | 奥林巴斯株式会社 | 信号处理系统和内窥镜 |
CN109786413B (zh) * | 2019-02-14 | 2021-03-02 | 豪威半导体(上海)有限责任公司 | 图像传感器 |
WO2022013953A1 (ja) * | 2020-07-14 | 2022-01-20 | オリンパス株式会社 | 撮像システム、内視鏡および制御装置 |
WO2022064667A1 (ja) * | 2020-09-28 | 2022-03-31 | オリンパスメディカルシステムズ株式会社 | 撮像装置および内視鏡システム |
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JPH08280611A (ja) * | 1995-02-14 | 1996-10-29 | Toshiba Medical Eng Co Ltd | 電子内視鏡装置 |
JP2003052627A (ja) * | 2001-08-21 | 2003-02-25 | Pentax Corp | 電子内視鏡装置 |
JP2009045113A (ja) * | 2007-08-14 | 2009-03-05 | Olympus Medical Systems Corp | 電子内視鏡及び内視鏡装置 |
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JPS60244161A (ja) * | 1984-05-18 | 1985-12-04 | Fuji Photo Optical Co Ltd | 内視鏡装置 |
US4845555A (en) * | 1987-02-13 | 1989-07-04 | Olympus Optical Co., Ltd. | Electronic endoscope apparatus |
US5539333A (en) * | 1995-01-23 | 1996-07-23 | International Business Machines Corporation | CMOS receiver circuit |
JP2000210251A (ja) * | 1999-01-21 | 2000-08-02 | Olympus Optical Co Ltd | 内視鏡装置 |
JP3571013B2 (ja) * | 2001-08-23 | 2004-09-29 | エルピーダメモリ株式会社 | 半導体装置、その駆動方法及びその設定方法 |
AU2005291952A1 (en) * | 2004-09-30 | 2006-04-13 | Boston Scientific Limited | Adapter for use with digital imaging medical device |
EP1672514A1 (en) * | 2004-12-16 | 2006-06-21 | STMicroelectronics (Research & Development) Limited | Data communication system |
JP2009106343A (ja) | 2007-10-26 | 2009-05-21 | Hoya Corp | 内視鏡システム |
US20110013078A1 (en) * | 2009-07-15 | 2011-01-20 | Hiroshi Shinozaki | Head-separated camera device |
DE102010027400B4 (de) * | 2010-07-15 | 2020-06-25 | Karl Storz Se & Co. Kg | Endoskopisches Instrument und Verwendung eines Sternviererkabels |
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JP5849757B2 (ja) * | 2012-02-17 | 2016-02-03 | セイコーエプソン株式会社 | レシーバー回路、通信システム及び電子機器 |
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JP5620612B2 (ja) * | 2012-06-27 | 2014-11-05 | オリンパスメディカルシステムズ株式会社 | 撮像装置および撮像システム |
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-
2015
- 2015-08-20 JP JP2016517582A patent/JP5981076B1/ja active Active
- 2015-08-20 CN CN201580021039.4A patent/CN106231987B/zh active Active
- 2015-08-20 EP EP15848963.3A patent/EP3205256A4/en not_active Withdrawn
- 2015-08-20 WO PCT/JP2015/073300 patent/WO2016056308A1/ja active Application Filing
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2016
- 2016-11-28 US US15/362,109 patent/US10016116B2/en active Active
Patent Citations (3)
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JPH08280611A (ja) * | 1995-02-14 | 1996-10-29 | Toshiba Medical Eng Co Ltd | 電子内視鏡装置 |
JP2003052627A (ja) * | 2001-08-21 | 2003-02-25 | Pentax Corp | 電子内視鏡装置 |
JP2009045113A (ja) * | 2007-08-14 | 2009-03-05 | Olympus Medical Systems Corp | 電子内視鏡及び内視鏡装置 |
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JPWO2016056308A1 (ja) | 2017-04-27 |
EP3205256A1 (en) | 2017-08-16 |
EP3205256A4 (en) | 2018-07-18 |
US20170071451A1 (en) | 2017-03-16 |
US10016116B2 (en) | 2018-07-10 |
CN106231987A (zh) | 2016-12-14 |
CN106231987B (zh) | 2018-05-08 |
WO2016056308A1 (ja) | 2016-04-14 |
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