JP2019045175A - 口腔内センサ、及び口腔内センサの製造方法 - Google Patents
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- 238000004519 manufacturing process Methods 0.000 title claims description 23
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- 239000000463 material Substances 0.000 claims description 25
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- 230000001747 exhibiting effect Effects 0.000 claims description 3
- 210000000214 mouth Anatomy 0.000 claims description 3
- 230000001629 suppression Effects 0.000 abstract description 5
- 239000000758 substrate Substances 0.000 description 31
- XQPRBTXUXXVTKB-UHFFFAOYSA-M caesium iodide Chemical group [I-].[Cs+] XQPRBTXUXXVTKB-UHFFFAOYSA-M 0.000 description 11
- 239000013078 crystal Substances 0.000 description 7
- 230000005855 radiation Effects 0.000 description 6
- 238000007740 vapor deposition Methods 0.000 description 4
- 239000013307 optical fiber Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
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- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/51—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for dentistry
- A61B6/512—Intraoral means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/20—Measuring radiation intensity with scintillation detectors
- G01T1/2018—Scintillation-photodiode combinations
- G01T1/20185—Coupling means between the photodiode and the scintillator, e.g. optical couplings using adhesives with wavelength-shifting fibres
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- 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
- A61B1/24—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 for the mouth, i.e. stomatoscopes, e.g. with tongue depressors; Instruments for opening or keeping open the mouth
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0082—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes
- A61B5/0088—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for oral or dental tissue
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- A—HUMAN NECESSITIES
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- A—HUMAN NECESSITIES
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
- A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
- A61B6/425—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using detectors specially adapted to be used in the interior of the body
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/161—Applications in the field of nuclear medicine, e.g. in vivo counting
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/20—Measuring radiation intensity with scintillation detectors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/20—Measuring radiation intensity with scintillation detectors
- G01T1/2002—Optical details, e.g. reflecting or diffusing layers
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/12—Manufacturing methods specially adapted for producing sensors for in-vivo measurements
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/22—Arrangements of medical sensors with cables or leads; Connectors or couplings specifically adapted for medical sensors
- A61B2562/225—Connectors or couplings
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Abstract
【解決手段】口腔内センサ1は、イメージセンサ5と、FOP6と、シンチレータ7と、ケース8と、を備えている。FOP6は、イメージセンサ5上に配置されている。シンチレータ7は、FOP6上に配置されている。FOP6は、第一主面61と、第二主面62と、複数の側面63と、を有している。第一主面61及び第二主面62は、多角形状を呈している。それぞれの側面63は、第一主面61の縁64と第二主面62の縁65とを連結している。第二主面62の縁65は、複数の角部65aと、互いに隣り合う角部65aを連結している複数の辺部65bとで構成されている。シンチレータ7は、各角部65aと、互いに隣り合う側面63で構成される各稜部63aとが露出するように、第二主面62と複数の側面63とに設けられている。
【選択図】図5
Description
Claims (6)
- 光検出領域を有するイメージセンサと、
前記光検出領域を覆うように、前記イメージセンサ上に配置されているファイバオプティカルプレートと、
ファイバオプティカルプレート上に配置されているシンチレータと、
前記イメージセンサと、前記ファイバオプティカルプレートと、前記シンチレータとを収容しているケースと、を備え、
前記ファイバオプティカルプレートは、
前記イメージセンサと対向していると共に、多角形状を呈している第一主面と、
前記シンチレータと対向していると共に、多角形状を呈している第二主面と、
前記第一主面の縁と前記第二主面の縁とを連結している複数の側面と、を有し、
前記第二主面の前記縁は、複数の角部と、互いに隣り合う前記角部を連結している複数の辺部とで構成されており、
前記シンチレータは、各前記角部と、互いに隣り合う前記側面で構成される各稜部とが露出するように、前記第二主面と前記複数の側面とに設けられている、口腔内センサ。 - 前記シンチレータは、CsIを主成分とするシンチレータ材料からなる、請求項1に記載の口腔内センサ。
- 前記イメージセンサと、前記ファイバオプティカルプレートと、前記シンチレータとを含む構造体と、前記ケースとの間に配置され、前記構造体と接触する緩衝材を更に備える、請求項1又は2に記載の口腔内センサ。
- イメージセンサとファイバオプティカルプレートとシンチレータとを含む構造体と、前記構造体を収容しているケースとを備える口腔内センサの製造方法であって、
前記ファイバオプティカルプレートとして、
多角形状を呈している第一主面と、前記第一主面と対向していると共に多角形状を呈している第二主面と、前記第一主面の縁と前記第二主面の縁とを連結している複数の側面と、を有し、
前記第二主面の前記縁が、複数の角部と、互いに隣り合う前記角部を連結している複数の辺部とで構成されている、ファイバオプティカルプレートを準備し、
前記シンチレータを、各前記角部と、互いに隣り合う前記側面で構成される各稜部とが露出するように、前記第二主面と前記複数の側面とに設ける、口腔内センサの製造方法。 - 前記シンチレータを設ける際に、
前記ファイバオプティカルプレートを支持する治具で、前記複数の角部を覆い、
前記治具をマスクとして、前記シンチレータを構成するシンチレータ材料を蒸着する、請求項4に記載の口腔内センサの製造方法。 - 前記シンチレータ材料は、CsIを主成分とする、請求項5に記載の口腔内センサの製造方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017165261A JP6515153B2 (ja) | 2017-08-30 | 2017-08-30 | 口腔内センサ、及び口腔内センサの製造方法 |
EP18850950.9A EP3677188B1 (en) | 2017-08-30 | 2018-08-24 | Intraoral sensor and method for producing intraoral sensor |
PCT/JP2018/031361 WO2019044701A1 (ja) | 2017-08-30 | 2018-08-24 | 口腔内センサ、及び口腔内センサの製造方法 |
KR1020207005389A KR102554082B1 (ko) | 2017-08-30 | 2018-08-24 | 구강 내 센서, 및 구강 내 센서의 제조 방법 |
US16/641,789 US11576632B2 (en) | 2017-08-30 | 2018-08-24 | Intraoral sensor and method for producing intraoral sensor |
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JP2017165261A JP6515153B2 (ja) | 2017-08-30 | 2017-08-30 | 口腔内センサ、及び口腔内センサの製造方法 |
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JP2019045175A true JP2019045175A (ja) | 2019-03-22 |
JP6515153B2 JP6515153B2 (ja) | 2019-05-15 |
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US (1) | US11576632B2 (ja) |
EP (1) | EP3677188B1 (ja) |
JP (1) | JP6515153B2 (ja) |
KR (1) | KR102554082B1 (ja) |
WO (1) | WO2019044701A1 (ja) |
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WO2024070133A1 (ja) * | 2022-09-28 | 2024-04-04 | 浜松ホトニクス株式会社 | 口腔内撮像装置 |
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JP6515152B2 (ja) * | 2017-08-30 | 2019-05-15 | 浜松ホトニクス株式会社 | 口腔内センサ、及び口腔内センサの製造方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61225684A (ja) * | 1985-03-29 | 1986-10-07 | Hamamatsu Photonics Kk | シンチレ−シヨンフアイバプレ−トおよびその製造方法 |
US5434418A (en) * | 1992-10-16 | 1995-07-18 | Schick; David | Intra-oral sensor for computer aided radiography |
JPH08275942A (ja) * | 1995-02-24 | 1996-10-22 | Loral Fairchild Corp | 中央読出口腔内画像センサ |
JP2009500814A (ja) * | 2005-07-01 | 2009-01-08 | ウードゥヴェ セミコンダクターズ | 光ファイバープレートを有する歯科用の口内放射線イメージセンサ |
US20120228512A1 (en) * | 2011-03-07 | 2012-09-13 | Anton Van Arendonk | Method and system for assembly of glass substrate-based radiological imaging sensor |
US20140023177A1 (en) * | 2012-07-17 | 2014-01-23 | Cyber Medical Imaging, Inc. | Intraoral Radiographic Sensors with Cables Having Increased User Comfort and Methods of Using the Same |
JP2014153074A (ja) * | 2013-02-05 | 2014-08-25 | Hamamatsu Photonics Kk | 放射線像変換パネルの製造方法、及び、放射線像変換パネル |
Family Cites Families (2)
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JP5883556B2 (ja) * | 2010-06-04 | 2016-03-15 | 浜松ホトニクス株式会社 | 放射線イメージセンサ |
WO2012174509A1 (en) * | 2011-06-16 | 2012-12-20 | Suni Medical Imaging, Inc. | X-ray image sensor |
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- 2017-08-30 JP JP2017165261A patent/JP6515153B2/ja active Active
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2018
- 2018-08-24 KR KR1020207005389A patent/KR102554082B1/ko active IP Right Grant
- 2018-08-24 EP EP18850950.9A patent/EP3677188B1/en active Active
- 2018-08-24 US US16/641,789 patent/US11576632B2/en active Active
- 2018-08-24 WO PCT/JP2018/031361 patent/WO2019044701A1/ja unknown
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61225684A (ja) * | 1985-03-29 | 1986-10-07 | Hamamatsu Photonics Kk | シンチレ−シヨンフアイバプレ−トおよびその製造方法 |
US5434418A (en) * | 1992-10-16 | 1995-07-18 | Schick; David | Intra-oral sensor for computer aided radiography |
JPH08275942A (ja) * | 1995-02-24 | 1996-10-22 | Loral Fairchild Corp | 中央読出口腔内画像センサ |
JP2009500814A (ja) * | 2005-07-01 | 2009-01-08 | ウードゥヴェ セミコンダクターズ | 光ファイバープレートを有する歯科用の口内放射線イメージセンサ |
US20120228512A1 (en) * | 2011-03-07 | 2012-09-13 | Anton Van Arendonk | Method and system for assembly of glass substrate-based radiological imaging sensor |
US20140023177A1 (en) * | 2012-07-17 | 2014-01-23 | Cyber Medical Imaging, Inc. | Intraoral Radiographic Sensors with Cables Having Increased User Comfort and Methods of Using the Same |
JP2014153074A (ja) * | 2013-02-05 | 2014-08-25 | Hamamatsu Photonics Kk | 放射線像変換パネルの製造方法、及び、放射線像変換パネル |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024070133A1 (ja) * | 2022-09-28 | 2024-04-04 | 浜松ホトニクス株式会社 | 口腔内撮像装置 |
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KR20200046030A (ko) | 2020-05-06 |
EP3677188B1 (en) | 2023-06-14 |
EP3677188A1 (en) | 2020-07-08 |
EP3677188A4 (en) | 2021-05-05 |
WO2019044701A1 (ja) | 2019-03-07 |
US20200261040A1 (en) | 2020-08-20 |
JP6515153B2 (ja) | 2019-05-15 |
US11576632B2 (en) | 2023-02-14 |
KR102554082B1 (ko) | 2023-07-12 |
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