WO2014092210A1 - X선 촬영장치 - Google Patents
X선 촬영장치 Download PDFInfo
- Publication number
- WO2014092210A1 WO2014092210A1 PCT/KR2012/010692 KR2012010692W WO2014092210A1 WO 2014092210 A1 WO2014092210 A1 WO 2014092210A1 KR 2012010692 W KR2012010692 W KR 2012010692W WO 2014092210 A1 WO2014092210 A1 WO 2014092210A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- flange
- pulley
- drive shaft
- coupled
- belt
- Prior art date
Links
- 238000006243 chemical reaction Methods 0.000 claims abstract description 9
- 238000003384 imaging method Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 5
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 abstract description 5
- 238000007906 compression Methods 0.000 abstract description 5
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 210000000481 breast Anatomy 0.000 description 12
- 238000009607 mammography Methods 0.000 description 12
- 230000008878 coupling Effects 0.000 description 9
- 238000010168 coupling process Methods 0.000 description 9
- 238000005859 coupling reaction Methods 0.000 description 9
- 206010006187 Breast cancer Diseases 0.000 description 2
- 208000026310 Breast neoplasm Diseases 0.000 description 2
- 208000004434 Calcinosis Diseases 0.000 description 1
- 206010033372 Pain and discomfort Diseases 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
Images
Classifications
-
- 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
- A61B6/04—Positioning of patients; Tiltable beds or the like
- A61B6/0407—Supports, e.g. tables or beds, for the body or parts of the body
- A61B6/0414—Supports, e.g. tables or beds, for the body or parts of the body with compression means
-
- 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
-
- 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
- A61B6/4435—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure
- A61B6/4441—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure the rigid structure being a C-arm or U-arm
-
- 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
- A61B6/502—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 breast, i.e. mammography
-
- 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
- A61B6/54—Control of apparatus or devices for radiation diagnosis
Definitions
- the present invention relates to an X-ray imaging apparatus, and in particular, can be preferably applied to an X-ray imaging apparatus using mammography.
- X-ray imaging is used in various medical fields.
- Mammography (MAMMOGRAPHY) of the X-ray imaging apparatus is used for the detection of breast cancer, lesions and microcalcifications.
- Related to the conventional mammography is disclosed in the Republic of Korea Patent Publication No. 10-2009-0112992 (name of the invention: mammography with a large area digital sensor) and the like.
- mammography To diagnose breast cancer, the breast to be photographed must be pressed.
- mammography requires a pressing member for pressing the breast and a moving device for moving the pressing member.
- the compression member compresses the breast
- the patient feels pain and discomfort.
- Patients may also feel fear or shame, especially if the compression member continually compresses the breast during an unexpected power outage. Therefore, in an emergency, the pressure of the breast should be released automatically.
- FIG. 1 is a schematic cross-sectional view of a mobile device (currently in a non-known state) previously considered by the applicant of the present invention in mammography, which automatically releases the pressure when the power is switched off.
- the moving device 170 of FIG. 1 includes a drive motor 171, a drive pulley 172a, a driven pulley 172b, a drive belt 173, a first drive shaft 174, a first pulley 175a, and a second pulley. 175b, the shift belt 176, the second drive shaft 177, the coupling member 178 and the clutch 179.
- the first drive shaft 174 is interlocked with the driving pulley 172a, driven pulley 172b, and driving belt 173.
- the second drive shaft 177 interlocks with the first pulley 175a, the second pulley 175b, and the switching belt 176.
- Coupling member 178 is one side is coupled to the conversion belt 176 and the other side is coupled to the pressing member.
- the clutch 179 binds the second drive shaft 177 to the rotation of the first drive shaft 174.
- the clutch 179 includes a first flange 179a interlocked with the first drive shaft 174 and a second flange 179b interlocked with the second drive shaft 177.
- the first flange 179a generates a magnetic force when the power is supplied (ON).
- the second flange 179b is coupled to the first flange 179a by the magnetic force of the first flange 179a. Therefore, the second flange 179b rotates in conjunction with the rotation of the first flange 179a.
- the tensions T 1 and T 2 of the driving belt 173 and the switching belt 176 are rotation moments R 1 and R 2 on the first driving shaft 174 and the second driving shaft 177. Acts as. Therefore, the first drive shaft 174 rotates within the allowable range (which may be due to tolerance, etc.) with the first bearing B 1 as the center of rotation, and the second drive shaft 177 is the second bearing B 2 . Rotate within the permissible range (which may be due to tolerance, etc.) with the center of rotation.
- the rotation axes of the first drive shaft 174 and the second drive shaft 177 may be twisted so as not to be parallel to each other, and as a result, the driving belt 173 and the switching belt 176 are biased to one side (FIG. 2). Arrows a and b).
- the driving belt 173 and the shifting belt 176 biased to one side generate abnormal noise while interfering with the frames H 1 and H 2 of the pulleys 172b and 175a.
- the durability of other components including the driving belt 173 and the conversion belt 176 may also be weak.
- An X-ray imaging apparatus for achieving the above object, the generator for irradiating X-rays to the object to be photographed; A detector for detecting X-rays passing through the photographing object; A pressing member between the generator and the detector; A moving device for moving the urging member away from or close to the detector; Includes, the moving device, a drive source for providing a rotational force; A drive shaft rotating by the rotation force; A first flange penetratingly coupled to the drive shaft; A second flange selectively penetrated through the drive shaft and selectively coupled to the first flange; A conversion belt connected to the second flange and coupled to the pressing member; It includes.
- Either of the first flange or the second flange selectively generates magnetic force by supply of power, and the other of the first flange or the second flange is magnetically coupled to either of the first flange or the second flange do.
- the conversion belt is connected to the first pulley.
- the switching belt connects the first pulley and the second pulley.
- the phenomenon of the bias of the driving belt or the switching belt is prevented. Therefore, problems such as abnormal noise are minimized, thereby improving the reliability of the product.
- FIG. 1 and 2 are schematic cross-sectional views of a mobile device contemplated prior to the present invention.
- 3 and 4 are perspective views of mammography according to an embodiment of the present invention.
- FIG. 5 is a perspective view of a moving device applied to the mammography of FIG.
- FIG. 6 is an exploded perspective view of the main part of the moving device.
- 7 and 8 are sectional views of main parts of the moving device.
- FIG. 3 is a perspective view of a mammography 300 according to an embodiment of the present invention.
- the mammography 300 includes a column 310, a C arm 320, a generator 330, a detector 340, a pressing member 360, and a moving device 370 (see FIG. 4).
- the generator 330, the detector 340, the pressing member 360, and the moving device 370 are installed at the C arm 320.
- the C arm 320 rotates or elevates while being supported by the column 310.
- the generator 330 irradiates X-rays toward the detector 340.
- the detector 340 detects X-rays transmitted through the breast to be photographed.
- the pressing member 360 is positioned between the generator 330 and the detector 340, and linearly moves between the generator 330 and the detector 340 to press the breast placed on the detector 340.
- the moving device 370 is installed in the inner receiving space of the C arm 320 as shown in FIG.
- the moving device 370 moves the pressing member 360.
- FIG. 5 is a perspective view of the moving device 370
- FIG. 6 is an exploded perspective view of the main part of the moving device 370.
- the moving device 370 includes a drive motor 371, a drive pulley 372a, a driven pulley 372b, a drive belt 373, a drive shaft 374, a first pulley 375a, a second pulley 375b, and a changeover.
- the drive motor 371 is provided as a drive source for providing a driving force for moving the pressing member 360.
- the drive pulley 372a rotates according to the operation of the drive motor 371.
- the driven pulley 372b is coupled to one end of the drive shaft 374.
- the drive belt 373 rotates by using the drive pulley 372a and the driven pulley 372b as the rotation return point.
- One end of the drive shaft 374 is coupled to the driven pulley 372b and the other end is supported by the bearing B.
- the first pulley 375a rotates selectively in conjunction with the drive shaft 374. That is, the first pulley 375a and the driving shaft 374 rotate or interlock with each other in cooperation with each other.
- the second pulley 375b is positioned to be spaced apart from the first pulley 375a in the linear movement direction D of the pressing member 360.
- the changeover belt 376 rotates using the first pulley 375a and the second pulley 375b as the rotation return points.
- first pulley 375a, the second pulley 375b, and the switching belt 376 are portions for converting the rotation of the drive shaft 374 into linear movement of the pressing member 360.
- Coupling member 378 is one side is coupled to the conversion belt 376 and the other side is coupled to the pressing member 360. Accordingly, when the switching belt 376 rotates, the coupling member 378 and the pressing member 360 linearly move.
- the clutch 379 selectively binds the first pulley 375a to the rotation of the drive shaft 374.
- the clutch 379 includes a first flange 379a and a second flange 379b.
- the first flange 379a is coupled to the drive shaft 374 to rotate together with the drive shaft 374.
- the first flange 379a is provided with an electromagnet that generates magnetic force by power supply.
- the second flange 379b magnetically couples to the first flange 379a.
- the second flange 379b is coupled to the first pulley 375a. Therefore, the first pulley 375a is bound to the rotation of the drive shaft 374 by the magnetic coupling of the first flange 379a and the second flange 379b.
- FIG. 7 is a cross-sectional view of a state in which the second flange 379b is magnetically coupled to the first flange 379a.
- the driving force of the driving motor 371 is driven by the drive pulley 372a, the drive belt 373, the driven pulley 372b, the drive shaft 374, the first flange 379a, and the second flange 379b.
- the first pulley 375a, the conversion belt 376, and the coupling member 378 are sequentially transmitted to the pressing member 360. Accordingly, the pressing member 360 moves forward and backward between the generator 330 and the detector 340 according to the forward and reverse operation of the driving motor 371.
- the magnetic force of the first flange 379a is dissipated. This separates the second flange 379b from the first flange 379a as in the exaggerated FIG.
- the first pulley 375a is free from the current state of the drive shaft 374. Accordingly, the pressing state of the breast by the pressing member 360 is also released. To this end, one side portion of the drive shaft 374 is coupled to the first flange 379a, but the other side portion of the drive shaft 374 penetrates through the second flange 379b and the first pulley 375a freely. Have And the other end of the drive shaft 374 is supported by the bearing (B).
- the magnetic coupling of the first flange 379a and the second flange 379b is to avoid excessive pressure on the breast.
- the breast is supported by the detector 340, but may be implemented to support the breast by a support member separate from the detector.
- the driving belt 373 and the switching belt 376 are preferably provided as timing belts.
- the driving pulley 372a, the driven pulley 372b, the first pulley 375a and the second pulley 375b are also preferably provided as timing pulleys.
- first pulley 375b second pulley
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Radiology & Medical Imaging (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- High Energy & Nuclear Physics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Abstract
Description
Claims (5)
- 촬영대상에 X선을 조사하는 제너레이터;촬영대상을 투과한 X선을 감지하는 디텍터;상기 제너레이터와 상기 디텍터 사이의 압박부재;상기 압박부재를 상기 디텍터로부터 멀거나 가깝게 이동시키는 이동장치; 를 포함하며,상기 이동장치는,회전력을 제공하는 구동원;상기 회전력에 의해 회전하는 구동축;상기 구동축에 관통 결합되는 제1 플랜지;상기 구동축에 유격 있게 관통되어 상기 제1 플랜지에 선택적으로 결합되는 제2 플랜지;상기 제2 플랜지에 연결되고 상기 압박부재가 결합되는 전환벨트; 를 포함하는 것을 특징으로 하는X선 촬영장치.
- 제1항에 있어서,상기 제1 플랜지 또는 제2 플랜지 중 어느 하나는 전원의 공급에 의해 선택적으로 자력을 발생시키고, 상기 제1 플랜지 또는 제2 플랜지 중 나머지 하나는 상기 제1 플랜지 또는 제2 플랜지 중 어느 하나에 자력 결합하는 것을 특징으로 하는X선 촬영장치.
- 제1항에 있어서,상기 구동축에 유격 있게 관통되어 상기 제2 플랜지에 결합되는 제1 풀리를 더 포함하고,상기 전환벨트는 상기 제1 풀리에 연결되는 것을 특징으로 하는X선 촬영장치.
- 제3항에 있어서,상기 압박부재의 이동방향으로 상기 제1 풀리와 이격된 제2 풀리를 더 포함하고,상기 전환벨트는 상기 제1 풀리 및 제2 풀리를 연결하는 것을 특징으로 하는X선 촬영장치.
- 제1항에 있어서,상기 구동원에 연결된 구동풀리;상기 구동축에 결합된 피동풀리; 및상기 구동풀리와 피동풀리를 연결하는 구동벨트; 를 더 포함하는 것을 특징으로 하는X선 촬영장치.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/KR2012/010692 WO2014092210A1 (ko) | 2012-12-10 | 2012-12-10 | X선 촬영장치 |
JP2015547824A JP6128573B2 (ja) | 2012-12-10 | 2012-12-10 | X線撮影装置 |
CN201280077605.XA CN105025793B (zh) | 2012-12-10 | 2012-12-10 | X射线摄影机 |
US14/650,856 US9492128B2 (en) | 2012-12-10 | 2012-12-10 | X-ray photography machine with selectively coupled flanges for pressing member movement |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/KR2012/010692 WO2014092210A1 (ko) | 2012-12-10 | 2012-12-10 | X선 촬영장치 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2014092210A1 true WO2014092210A1 (ko) | 2014-06-19 |
Family
ID=50934487
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2012/010692 WO2014092210A1 (ko) | 2012-12-10 | 2012-12-10 | X선 촬영장치 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9492128B2 (ko) |
JP (1) | JP6128573B2 (ko) |
CN (1) | CN105025793B (ko) |
WO (1) | WO2014092210A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105286904A (zh) * | 2015-09-21 | 2016-02-03 | 北京国药恒瑞美联信息技术有限公司 | 一种乳腺机压迫装置 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2979641B1 (en) * | 2013-03-29 | 2020-07-08 | General Electric Company | Mammography device and location arrangement control method thereof |
WO2014157795A1 (ko) * | 2013-03-29 | 2014-10-02 | 주식회사 레이언스 | 맘모그래피 장치 |
WO2016105144A1 (ko) * | 2014-12-26 | 2016-06-30 | 주식회사 레이언스 | 압박 패들용 승강 장치 및 이를 포함하는 엑스선 영상 촬영 장치 |
CN106264578B (zh) * | 2016-08-05 | 2019-08-30 | 深圳圣诺医疗设备股份有限公司 | 乳腺x射线系统及其压迫装置 |
CN106264580B (zh) * | 2016-10-11 | 2024-04-05 | 中国科学院高能物理研究所 | 一种双核素多功能乳腺成像系统的机械设备 |
CN106725580B (zh) * | 2016-12-28 | 2020-02-21 | 深圳安科高技术股份有限公司 | 一种乳房压迫装置及其乳房摄影仪 |
KR102072658B1 (ko) * | 2017-11-17 | 2020-02-03 | 주식회사 뷰웍스 | 맘모그래피 장치 |
JP7075767B2 (ja) * | 2018-01-31 | 2022-05-26 | 住友重機械工業株式会社 | 中性子捕捉療法用治療計画装置 |
KR102329835B1 (ko) | 2020-01-06 | 2021-11-22 | 주식회사 뷰웍스 | 맘모그래피 장치 |
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2012
- 2012-12-10 JP JP2015547824A patent/JP6128573B2/ja not_active Expired - Fee Related
- 2012-12-10 US US14/650,856 patent/US9492128B2/en active Active
- 2012-12-10 CN CN201280077605.XA patent/CN105025793B/zh active Active
- 2012-12-10 WO PCT/KR2012/010692 patent/WO2014092210A1/ko active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH10248839A (ja) * | 1997-03-13 | 1998-09-22 | Hitachi Medical Corp | 医用x線装置の圧迫装置 |
JPH1176229A (ja) * | 1997-09-05 | 1999-03-23 | Shimadzu Corp | X線透視撮影台 |
JP4970065B2 (ja) * | 2006-01-31 | 2012-07-04 | 株式会社東芝 | 乳房用x線撮影装置 |
JP2007330440A (ja) * | 2006-06-14 | 2007-12-27 | Shimadzu Corp | X線透視撮影装置 |
KR20090112992A (ko) * | 2008-04-25 | 2009-10-29 | 주식회사바텍 | 대면적 디지털 센서를 구비한 맘모그래피 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105286904A (zh) * | 2015-09-21 | 2016-02-03 | 北京国药恒瑞美联信息技术有限公司 | 一种乳腺机压迫装置 |
Also Published As
Publication number | Publication date |
---|---|
US9492128B2 (en) | 2016-11-15 |
US20150320368A1 (en) | 2015-11-12 |
CN105025793A (zh) | 2015-11-04 |
JP6128573B2 (ja) | 2017-05-17 |
CN105025793B (zh) | 2017-11-07 |
JP2016500293A (ja) | 2016-01-12 |
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