JP6064101B1 - 内視鏡システム - Google Patents
内視鏡システム Download PDFInfo
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- JP6064101B1 JP6064101B1 JP2016554900A JP2016554900A JP6064101B1 JP 6064101 B1 JP6064101 B1 JP 6064101B1 JP 2016554900 A JP2016554900 A JP 2016554900A JP 2016554900 A JP2016554900 A JP 2016554900A JP 6064101 B1 JP6064101 B1 JP 6064101B1
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- 238000003384 imaging method Methods 0.000 claims abstract description 84
- 238000012544 monitoring process Methods 0.000 claims abstract description 70
- 230000005856 abnormality Effects 0.000 claims abstract description 61
- 230000003287 optical effect Effects 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims description 19
- 238000012545 processing Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 5
- 230000002159 abnormal effect Effects 0.000 description 39
- 230000005540 biological transmission Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 10
- 238000005286 illumination Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000011282 treatment Methods 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
- A61B1/00002—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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
-
- 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
- A61B1/000095—Operational features of endoscopes characterised by electronic signal processing of image signals during a use of endoscope for image enhancement
-
- 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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- 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
- G02B23/2484—Arrangements in relation to a camera or imaging device
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/51—Housings
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/70—SSIS architectures; Circuits associated therewith
- H04N25/76—Addressed sensors, e.g. MOS or CMOS sensors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/555—Constructional details for picking-up images in sites, inaccessible due to their dimensions or hazardous conditions, e.g. endoscopes or borescopes
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Optics & Photonics (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Pathology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Studio Devices (AREA)
Abstract
Description
図1は、第1の実施形態に係る内視鏡システムの構成を示す図であり、図2は、第1の実施形態に係る内視鏡システムのカメラヘッド及びカメラコントロールユニットの詳細な回路構成を示す図であり、図3は、撮像素子の出力フォーマットの例を説明するための図であり、図4は、監視部の詳細な回路構成を示す図である。
次に、第2の実施形態について説明する。第2の実施形態では、カメラヘッド4のヘッド部4aに制御回路が設けられている内視鏡システムについて説明する。
次に、第3の実施形態について説明する。第3の実施形態では、CCU5に制御回路が設けられている内視鏡システムについて説明する。
Claims (8)
- 被写体を撮像する撮像素子と、
前記撮像素子を初期化および駆動する駆動制御部と、
前記撮像素子からの撮像信号の異常を検知し、初期化開始信号を前記駆動制御部に出力する監視部と、を有し、
前記監視部は、前記撮像素子からの前記撮像信号の同期コード、オプティカルブラック画素値、及び、有効画素値をそれぞれの正常範囲を示す閾値及び規定回数、もしくは規定個数と比較し、同期コード、オプティカルブラック画素値、及び、有効画素値のいずれかの異常を検知した場合、前記初期化開始信号を前記駆動制御部に出力し、
前記駆動制御部は、前記監視部から前記初期化開始信号が入力された場合、前記撮像素子の初期化を行うことを特徴とする内視鏡システム。 - 前記監視部は、一定時間内の前記同期コードの検出回数が正常範囲を示す所定の閾値を外れ、かつ、所定の閾値を外れた同期コードの検出回数が前記規定回数の範囲を超えている場合、前記初期化開始信号を前記駆動制御部に出力することを特徴とする請求項1に記載の内視鏡システム。
- 前記監視部は、前記オプティカルブラック画素値が正常範囲を示す所定の閾値を外れ、かつ、所定の閾値を外れたオプティカルブラック画素数が前記規定個数を超えている場合、前記初期化開始信号を前記駆動制御部に出力することを特徴とする請求項1に記載の内視鏡システム。
- 前記監視部は、前記有効画素値が正常範囲を示す所定の閾値を外れ、かつ、所定の閾値を外れた有効画素数が前記規定個数を超えている場合、前記初期化開始信号を前記駆動制御部に出力することを特徴とする請求項1に記載の内視鏡システム。
- 前記内視鏡システムは、ヘッド部と、前記ヘッド部とケーブルを介して一体的に接続されたコネクタ部とを有するカメラヘッドを有し、
前記監視部及び前記駆動制御部は、前記コネクタ部に設けられていることを特徴とする請求項1に記載の内視鏡システム。 - 前記内視鏡システムは、ヘッド部と、前記ヘッド部とケーブルを介して一体的に接続されたコネクタ部とを有するカメラヘッドを有し、
前記監視部及び前記駆動制御部は、前記ヘッド部に設けられていることを特徴とする請求項1に記載の内視鏡システム。 - 前記駆動制御部と通信可能な通信回路を備える信号処理装置と、
前記それぞれの閾値及び規定個数を格納する不揮発性メモリと、を更に有し、
前記不揮発性メモリに格納された前記それぞれの閾値及び規定回数もしくは規定個数は、前記通信回路を介して変更可能であることを特徴とする請求項1に記載の内視鏡システム。 - 前記監視部及び前記駆動制御部は、前記信号処理装置に設けられていることを特徴とする請求項7に記載の内視鏡システム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015110321 | 2015-05-29 | ||
JP2015110321 | 2015-05-29 | ||
PCT/JP2016/054733 WO2016194408A1 (ja) | 2015-05-29 | 2016-02-18 | 内視鏡システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP6064101B1 true JP6064101B1 (ja) | 2017-01-18 |
JPWO2016194408A1 JPWO2016194408A1 (ja) | 2017-06-15 |
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JP2016554900A Active JP6064101B1 (ja) | 2015-05-29 | 2016-02-18 | 内視鏡システム |
Country Status (3)
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US (1) | US10531026B2 (ja) |
JP (1) | JP6064101B1 (ja) |
WO (1) | WO2016194408A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109222854A (zh) * | 2018-11-19 | 2019-01-18 | 苏州新光维医疗科技有限公司 | 内窥镜摄像系统及其图像信号传输方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011206335A (ja) * | 2010-03-30 | 2011-10-20 | Fujifilm Corp | 内視鏡装置におけるcmos撮像素子のリセット方法 |
JP2011250938A (ja) * | 2010-06-01 | 2011-12-15 | Olympus Corp | 内視鏡装置 |
JP2013172904A (ja) * | 2012-02-27 | 2013-09-05 | Olympus Medical Systems Corp | 撮像装置および撮像システム |
Family Cites Families (1)
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JP5336410B2 (ja) | 2010-03-30 | 2013-11-06 | 富士フイルム株式会社 | 内視鏡システム及びその作動方法 |
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2016
- 2016-02-18 WO PCT/JP2016/054733 patent/WO2016194408A1/ja active Application Filing
- 2016-02-18 JP JP2016554900A patent/JP6064101B1/ja active Active
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2017
- 2017-03-30 US US15/474,143 patent/US10531026B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2011206335A (ja) * | 2010-03-30 | 2011-10-20 | Fujifilm Corp | 内視鏡装置におけるcmos撮像素子のリセット方法 |
JP2011250938A (ja) * | 2010-06-01 | 2011-12-15 | Olympus Corp | 内視鏡装置 |
JP2013172904A (ja) * | 2012-02-27 | 2013-09-05 | Olympus Medical Systems Corp | 撮像装置および撮像システム |
Also Published As
Publication number | Publication date |
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US10531026B2 (en) | 2020-01-07 |
WO2016194408A1 (ja) | 2016-12-08 |
JPWO2016194408A1 (ja) | 2017-06-15 |
US20170208267A1 (en) | 2017-07-20 |
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