KR101469392B1 - 조절 가능한 동적 x선 필터 - Google Patents
조절 가능한 동적 x선 필터 Download PDFInfo
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- KR101469392B1 KR101469392B1 KR1020137001406A KR20137001406A KR101469392B1 KR 101469392 B1 KR101469392 B1 KR 101469392B1 KR 1020137001406 A KR1020137001406 A KR 1020137001406A KR 20137001406 A KR20137001406 A KR 20137001406A KR 101469392 B1 KR101469392 B1 KR 101469392B1
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- 238000000034 method Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 25
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- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 claims description 2
- 238000002601 radiography Methods 0.000 description 8
- 238000003384 imaging method Methods 0.000 description 7
- 230000005672 electromagnetic field Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000002834 transmittance Methods 0.000 description 4
- 238000002594 fluoroscopy Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000009607 mammography Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
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- XQPRBTXUXXVTKB-UHFFFAOYSA-M caesium iodide Chemical group [I-].[Cs+] XQPRBTXUXXVTKB-UHFFFAOYSA-M 0.000 description 1
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- 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
- A61B6/547—Control of apparatus or devices for radiation diagnosis involving tracking of position of the device or parts of the device
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- 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
- A61B6/08—Auxiliary means for directing the radiation beam to a particular spot, e.g. using light beams
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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
- A61B6/4291—Arrangements for detecting radiation specially adapted for radiation diagnosis the detector being combined with a grid or grating
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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- A61B6/44—Constructional features of apparatus for radiation diagnosis
- A61B6/4405—Constructional features of apparatus for radiation diagnosis the apparatus being movable or portable, e.g. handheld or mounted on a trolley
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- 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
- A61B6/4452—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 able to move relative to each other
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- 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
- A61B6/58—Testing, adjusting or calibrating thereof
- A61B6/587—Alignment of source unit to detector unit
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/48—Diagnostic techniques
- A61B6/486—Diagnostic techniques involving generating temporal series of image data
- A61B6/487—Diagnostic techniques involving generating temporal series of image data involving fluoroscopy
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- 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
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- 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
- A61B6/505—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 bone
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Abstract
Description
도 2a 내지 도 2d는 도 1에 따른 휴대용 x선 장치의 x선 소스에 배치된 소스 로케이터의 도면이다.
도 3은 도 1에 채용된 x선 플레이트의 실시예이다.
도 4는 도 1에 채용된 x선 플레이트의 다른 실시예이다.
도 5a 내지 도 5c는 x선 격자의 실시예로서 방사선 투과성 구의 사용을 도시하고 있다.
Claims (8)
- x선 기계의 x선 소스의 위치를 결정하는 시스템으로서,
x선 빔을 방출하는 x선 소스로서, 방출된 x선 빔은 이상적인 빔 경로를 갖고, 상기 x선 소스는 x선 소스와 관련된 소스 로케이터를 가지며, 상기 소스 로케이터는 IR 송신기를 포함하는 것인 x선 소스,
x선 불투과성 대상물과 x선 불투과성 대상물의 영상 사이의 크기 차이의 결정에 기초하여 x선 소스의 위치를 결정하는 연산 디바이스,
상기 연산 디바이스로부터 비롯된 위치 결과를 저장하기 위한 디지털 저장 디바이스, 및
x선 격자 라인을 갖는 x선 격자로서, 상기 x선 격자 라인은 IR 송신기로 전달된 위치 정보에 응답하여 x선 빔 소스의 상기 이상적인 빔 경로로 조정되어 선택적으로 상기 방출된 x선 빔이 상기 x선 격자를 통과하게 하는 것인 x선 격자
를 포함하고, 상기 디지털 저장 디바이스에 저장된 위치 정보는 IR 송신기에 의해 전달되는 것인 x선 기계의 x선 소스의 위치를 결정하는 시스템. - 제1항에 있어서, 상기 x선 소스는 휴대용 x선 기계인 것인 x선 기계의 x선 소스의 위치를 결정하는 시스템.
- 대비(contrast)가 증가되고 노이즈(noise)가 감소된 x선 영상을 얻기 위한 시스템으로서, 이 시스템은 x선 빔 소스를 포함하고, 상기 x선 빔 소스는 x선 빔을 방출하고, 방출된 x선 빔은 이상적인 빔 경로를 가지며, 상기 x선 빔 소스는 x선 빔 소스와 관련된 소스 로케이터를 갖고, 상기 소스 로케이터는 소스 로케이터와 관련된 IR 송신기를 포함하고, 상기 시스템은 조정 가능한 x선 격자를 더 포함하며, 상기 시스템은,
상기 x선 격자에 포함되고 방사선 불투과성 물질을 포함하는 복수 개의 격자 라인과,
x선 불투과성 대상물의 영상과 x선 불투과성 대상물의 상대 위치에 기초하여 x선 빔 소스의 위치를 특정하는 위치 정보를 발생시키는 소스 로케이터의 일부로서 포함되는 연산 디바이스와,
상기 격자 라인이 제1 비차단 위치에서 상기 x선 빔 소스로부터의 x선 빔 방출과 정렬하도록 상기 격자 라인을 조정하기 위해 상기 위치 정보에 응답하는 조정 메카니즘
을 더 포함하고,
조정 가능한 상기 x선 격자의 격자 라인은 제2 차단 위치에서 상기 x선 빔 소스로부터의 x선 빔 방출을 차단하는 것인 x선 영상을 얻기 위한 시스템. - 제3항에 있어서, 상기 복수 개의 격자 라인은 방사선 투과성 물질을 더 포함하고, 상기 방사선 불투과성 물질은 상기 방사선 투과성 물질과 번갈아 위치하는 것인 x선 영상을 얻기 위한 시스템.
- 제4항에 있어서, 상기 복수 개의 격자 라인의 방사선 투과성 물질은 개별적인 방사선 투과성 구를 포함하고, 상기 방사선 불투과성 물질은 상기 방사선 투과성 구 각각의 중앙 평면에 배치되는 것인 x선 영상을 얻기 위한 시스템.
- 제5항에 있어서, 상기 방사선 불투과성 물질은 제1 자하면(magnetic charged side)과 제2 자하면을 갖고, 상기 제1 자하면은 상기 제2 자하면과 반대 자하인 것인 x선 영상을 얻기 위한 시스템.
- 산란 방지 격자의 격자 라인을 조정하는 방법으로서,
x선 소스를 마련하는 단계로서, 상기 x선 소스는 x선 빔을 방출하고, 상기 x선 소스는 x선 소스와 관련된 소스 로케이터를 가지며, 소스 로케이터는 IR 송신기를 포함하고, 상기 소스 로케이터는 x선 소스의 위치를 특정하는 위치 정보를 제공하는 것인 단계,
x선 격자 라인을 갖는 조정 가능한 x선 격자와, IR 수신기를 포함하는 고정식 x선 플레이트를 마련하는 단계, 및
상기 위치 정보에 응답하여 상기 x선 소스의 x선 빔 방출에 대해 상기 x선 격자 라인을 조정하는 단계
를 포함하고, 상기 위치 정보는 상기 IR 수신기에 의해 수신되는 상기 IR 송신기로부터의 전달에 관한 정보를 포함하는 것인 산란 방지 격자의 격자 라인을 조정하는 방법. - 삭제
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/819,267 | 2010-06-21 | ||
US12/819,267 US8287187B2 (en) | 2010-06-21 | 2010-06-21 | Adjustable dynamic X-ray filter |
PCT/US2011/040622 WO2011163045A1 (en) | 2010-06-21 | 2011-06-16 | Adjustable dynamic x-ray filter |
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Publication Number | Publication Date |
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KR20130041909A KR20130041909A (ko) | 2013-04-25 |
KR101469392B1 true KR101469392B1 (ko) | 2014-12-04 |
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KR1020137001406A Active KR101469392B1 (ko) | 2010-06-21 | 2011-06-16 | 조절 가능한 동적 x선 필터 |
Country Status (9)
Country | Link |
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US (1) | US8287187B2 (ko) |
EP (1) | EP2582301B1 (ko) |
JP (1) | JP5902680B2 (ko) |
KR (1) | KR101469392B1 (ko) |
CN (1) | CN103025246B (ko) |
AU (1) | AU2011271243B2 (ko) |
BR (1) | BR112012032782A2 (ko) |
CA (1) | CA2801817C (ko) |
WO (1) | WO2011163045A1 (ko) |
Cited By (1)
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KR20160086211A (ko) * | 2015-01-09 | 2016-07-19 | 연세대학교 원주산학협력단 | 자동초점조절된 이동형 그리드를 이용한 디지털 단층 영상합성방법 및 장치 |
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US8917815B2 (en) | 2010-06-21 | 2014-12-23 | Zachary A. Miller | Adjustable dynamic filter |
CA2884513C (en) * | 2012-09-11 | 2017-09-19 | Zachary A. Miller | Adjustable dynamic filter |
EP3201653A1 (en) | 2014-10-04 | 2017-08-09 | Ibex Innovations Ltd. | Improvements relating to scatter in x-ray apparatus and methods of their use |
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CN114531767B (zh) * | 2022-04-20 | 2022-08-02 | 深圳市宝润科技有限公司 | 一种手持式x光机可视化x射线定位方法及系统 |
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2010
- 2010-06-21 US US12/819,267 patent/US8287187B2/en not_active Expired - Fee Related
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2011
- 2011-06-16 WO PCT/US2011/040622 patent/WO2011163045A1/en active Application Filing
- 2011-06-16 KR KR1020137001406A patent/KR101469392B1/ko active Active
- 2011-06-16 CN CN201180030627.6A patent/CN103025246B/zh active Active
- 2011-06-16 AU AU2011271243A patent/AU2011271243B2/en active Active
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Cited By (2)
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KR20160086211A (ko) * | 2015-01-09 | 2016-07-19 | 연세대학교 원주산학협력단 | 자동초점조절된 이동형 그리드를 이용한 디지털 단층 영상합성방법 및 장치 |
KR101657870B1 (ko) * | 2015-01-09 | 2016-09-30 | 연세대학교 원주산학협력단 | 자동초점조절된 이동형 그리드를 이용한 디지털 단층 영상합성방법 및 장치 |
Also Published As
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CA2801817C (en) | 2014-05-06 |
JP2013529502A (ja) | 2013-07-22 |
WO2011163045A1 (en) | 2011-12-29 |
US8287187B2 (en) | 2012-10-16 |
KR20130041909A (ko) | 2013-04-25 |
US20110311032A1 (en) | 2011-12-22 |
CA2801817A1 (en) | 2011-12-29 |
AU2011271243B2 (en) | 2013-05-30 |
EP2582301B1 (en) | 2017-04-19 |
CN103025246B (zh) | 2015-05-20 |
JP5902680B2 (ja) | 2016-04-13 |
CN103025246A (zh) | 2013-04-03 |
BR112012032782A2 (pt) | 2016-12-20 |
EP2582301A4 (en) | 2013-12-25 |
EP2582301A1 (en) | 2013-04-24 |
AU2011271243A1 (en) | 2013-01-10 |
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