WO2009091204A2 - Ｘ선 촬영장치 - Google Patents

Ｘ선 촬영장치 Download PDF

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Publication number
WO2009091204A2
WO2009091204A2 PCT/KR2009/000233 KR2009000233W WO2009091204A2 WO 2009091204 A2 WO2009091204 A2 WO 2009091204A2 KR 2009000233 W KR2009000233 W KR 2009000233W WO 2009091204 A2 WO2009091204 A2 WO 2009091204A2
Authority
WO
WIPO (PCT)
Prior art keywords
ray
panel
sensor
unit
moving
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.)
Ceased
Application number
PCT/KR2009/000233
Other languages
English (en)
French (fr)
Korean (ko)
Other versions
WO2009091204A3 (ko
Inventor
Tae Woo Kim
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.)
E Woo Technology Co Ltd
Original Assignee
E Woo Technology 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 E Woo Technology Co Ltd filed Critical E Woo Technology Co Ltd
Priority to EP09702287.5A priority Critical patent/EP2236086A4/en
Priority to US12/863,180 priority patent/US8325876B2/en
Priority to JP2010543056A priority patent/JP2011509739A/ja
Priority to CN2009801023135A priority patent/CN101909522B/zh
Publication of WO2009091204A2 publication Critical patent/WO2009091204A2/ko
Publication of WO2009091204A3 publication Critical patent/WO2009091204A3/ko
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/62—Heating elements specially adapted for furnaces
    • H05B3/64—Heating elements specially adapted for furnaces using ribbon, rod, or wire heater
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • 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
    • A61B6/4233—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using matrix detectors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • 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
    • A61B6/4266—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a plurality of detector units
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/30—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from X-rays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/40—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled
    • H04N25/41—Extracting pixel data from a plurality of image sensors simultaneously picking up an image, e.g. for increasing the field of view by combining the outputs of a plurality of sensors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/48—Increasing resolution by shifting the sensor relative to the scene
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • 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
    • A61B6/501—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 diagnosis of the head, e.g. neuroimaging or craniography
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • 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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B42/00—Obtaining records using waves other than optical waves; Visualisation of such records by using optical means
    • G03B42/02—Obtaining records using waves other than optical waves; Visualisation of such records by using optical means using X-rays
    • G03B42/025—Positioning or masking the X-ray film cartridge in the radiographic apparatus

Definitions

  • the present invention relates to an X-ray imaging apparatus, and more particularly, to an X-ray imaging apparatus including an X-ray source unit, an X-ray sensor unit including a sensor panel provided with a plurality of X-ray sensors, and a panel moving unit. It's about doing.
  • X-ray imaging apparatuses transmit a certain amount of X-ray flux to a body part to be photographed, and an X-ray sensor measures the amount of transmitted X-rays and records the measured data in a memory. The X-ray absorptivity of each point on the body imaging area is obtained, and the image is reconstructed.
  • These X-ray imaging apparatuses include an X-ray light source and an X-ray detector, and the X-ray light source includes a generator for generating X-rays, and the X-ray detector detects X-rays and converts them into electrical signals. It is equipped with a sensor.
  • a large sensor that is, a large area sensor, has a problem in that a manufacturing cost increases due to a long manufacturing process.
  • the manufacturing cost of the X-ray imaging apparatus including the large area sensor is also increased.
  • the present invention was devised to solve the above problems, and an object of the present invention is to provide an X-ray source unit, an X-ray sensor unit including a sensor panel including a plurality of X-ray sensors, and an X-ray including a panel moving unit.
  • the present invention provides a photographing apparatus.
  • An X-ray photographing apparatus detects an X-ray source unit for generating X-rays, an X-ray generated by the X-ray source unit and passed through an object, and comprises a sensor panel having a plurality of sensors. Included is an X-ray sensor unit and the X-ray sensor unit, including a panel moving means for moving the sensor panel.
  • the X-ray imaging apparatus is a base for supporting an upper structure, a support pillar installed on the base, the elevating member is installed so that the lifting displacement in the vertical direction on the support pillar, connected to the lower portion of the elevating member
  • the panel moving means moves the sensor panel in any one or more directions of up, down, left and right and diagonal.
  • the panel moving means detects image data that the X-ray sensor unit cannot acquire due to the butting area by moving the sensor panel.
  • the manufacturing cost is high.
  • a plurality of small area X-ray sensors instead of using a large area sensor, it is possible not only to photograph a wide area as in the case of using the large area sensor, but also to reduce the manufacturing cost of the X-ray imaging apparatus. have.
  • FIG. 1 is a block diagram illustrating an X-ray imaging apparatus according to an embodiment of the present invention.
  • FIG. 2 is a view for explaining the X-ray sensor unit according to an embodiment of the present invention.
  • FIG 3 is a view for explaining a sensor panel according to an embodiment of the present invention.
  • jaw support member 500 rotary arm support member
  • X-ray sensor unit 621 sensor
  • FIG. 1 is a block diagram illustrating an X-ray imaging apparatus according to an embodiment of the present invention
  • Figure 2 is a view illustrating an X-ray sensor unit according to an embodiment of the present invention
  • Figure 3 is an embodiment of the present invention It is a figure explaining the sensor panel which concerns on an example.
  • the X-ray imaging apparatus 1000 includes a base 100, a support pillar 200, a lifting member 300, a jaw support member 400, a rotation arm support member 500, and a rotation arm 600. ) And rotary arm drive means.
  • the base 100 supports the support pillar 200 on which the components are installed, and the support pillar 200 is installed on one side of the base 100.
  • the support member 200 is provided with the elevating member 300
  • the elevating member 300 is provided with a control motor and the like can be moved in the vertical direction to adjust the height appropriately according to the height of the patient Can be.
  • the jaw support member 400 is installed below the elevating member 300, the jaw support member 400 is a place where the jaw of the patient is located, the head of the patient on the X-ray imaging apparatus 1000 Location.
  • a rotary arm support member 500 is connected to the upper surface of the elevating member 300 in the vertical direction, and the rotary arm support member 500 supports the rotary arm 600 by the rotary arm driving means. .
  • the rotation arm 600 is an X-ray source unit 610 for generating X-rays and an X-ray sensor unit 620 for detecting X-rays generated by the X-ray source unit 610 and passed through the object Are arranged to face each other.
  • the X-ray sensor unit 620 includes a sensor panel 622 having a plurality of sensors 621 and a panel moving unit 623.
  • the plurality of sensors 621 are small-area sensors that sense X-rays, respectively, and the sensors 621 do not sense X-rays by the sensing region 621a that senses X-rays and the edge of the sensor, respectively. It is divided into a non-sensing area 621b that cannot be used.
  • the sensors 621 are butted to form one large area sensor, and are attached to the front surface of the sensor panel 622. As a result, X-rays cannot be sensed on the front of the sensor panel 622 due to the gap and non-sensing area 621b generated by butting the sensing area 621a and the sensor 621 of each of the sensors 621. It is divided into a butting area 624.
  • the X-ray sensor unit 620 should detect image data by sensing X-rays over the entire area where the sensing area 621a and the butting area 624 are combined.
  • the panel moving means 623 is provided on the rear surface of the sensor panel 622 to detect data that is not obtained from the first image data 700.
  • the panel moving unit 623 moves the sensor panel 622 in any one or more directions of up, down, left and right, and diagonal lines so as to photograph the X-ray sensor unit 620 of the first image data 700.
  • the second image data 710 not overlapping the butting area 624 is detected.
  • the first image data 700 and the second image data 710 are combined by a computer to correspond to the butting area 624 of the first image data 700. Is corrected to become completed image data 720.
  • the X-ray imaging apparatus 1000 having the above components may detect complete image data using the plurality of small area sensors 621 without using a large area sensor having a high manufacturing cost, and may be manufactured.
  • the manufacturing cost of the X-ray imaging apparatus 1000 may be reduced by using a plurality of sensors having a relatively low cost.

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
PCT/KR2009/000233 2008-01-15 2009-01-15 Ｘ선 촬영장치 Ceased WO2009091204A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP09702287.5A EP2236086A4 (en) 2008-01-15 2009-01-15 X-RAY IMAGING APPARATUS
US12/863,180 US8325876B2 (en) 2008-01-15 2009-01-15 X-ray imaging apparatus
JP2010543056A JP2011509739A (ja) 2008-01-15 2009-01-15 Ｘ線撮影装置
CN2009801023135A CN101909522B (zh) 2008-01-15 2009-01-15 X射线成像设备

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020080004570A KR100923097B1 (ko) 2008-01-15 2008-01-15 Ｘ선 촬영장치
KR10-2008-0004570 2008-01-15

Publications (2)

Publication Number Publication Date
WO2009091204A2 true WO2009091204A2 (ko) 2009-07-23
WO2009091204A3 WO2009091204A3 (ko) 2009-09-24

Family

ID=40885808

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2009/000233 Ceased WO2009091204A2 (ko) 2008-01-15 2009-01-15 Ｘ선 촬영장치

Country Status (6)

Country Link
US (1) US8325876B2 (enExample)
EP (1) EP2236086A4 (enExample)
JP (1) JP2011509739A (enExample)
KR (1) KR100923097B1 (enExample)
CN (1) CN101909522B (enExample)
WO (1) WO2009091204A2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6035474B2 (ja) * 2012-07-06 2016-11-30 朝日レントゲン工業株式会社 Ｘ線撮影装置
KR101381611B1 (ko) * 2012-09-05 2014-04-04 (주)코텍 조작장치
CN107693039B (zh) * 2017-11-14 2019-03-08 广州华端科技有限公司 X射线探测装置、锥形束ct系统及其成像方法
CN108833746B (zh) * 2018-05-29 2021-03-12 Oppo（重庆）智能科技有限公司 摄像组件及电子设备
EP4251057A4 (en) * 2020-11-25 2024-05-01 Shenzhen Xpectvision Technology Co., Ltd. IMAGING METHODS USING AN IMAGE SENSOR WITH MULTIPLE RADIATION DETECTORS
CN114199904B (zh) * 2021-11-09 2023-12-08 山东建筑大学 建筑构件内部结构检测成像装置

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See also references of EP2236086A4

Also Published As

Publication number Publication date
WO2009091204A3 (ko) 2009-09-24
JP2011509739A (ja) 2011-03-31
KR100923097B1 (ko) 2009-10-22
EP2236086A4 (en) 2014-12-24
CN101909522A (zh) 2010-12-08
KR20090078645A (ko) 2009-07-20
US8325876B2 (en) 2012-12-04
EP2236086A2 (en) 2010-10-06
CN101909522B (zh) 2013-04-24
US20110044428A1 (en) 2011-02-24

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