JP2019537197A - X線源 - Google Patents
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- JP2019537197A JP2019537197A JP2019517925A JP2019517925A JP2019537197A JP 2019537197 A JP2019537197 A JP 2019537197A JP 2019517925 A JP2019517925 A JP 2019517925A JP 2019517925 A JP2019517925 A JP 2019517925A JP 2019537197 A JP2019537197 A JP 2019537197A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
- H01J35/06—Cathodes
- H01J35/065—Field emission, photo emission or secondary emission cathodes
-
- 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
- A61B6/025—Tomosynthesis
-
- 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
- A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
- A61B6/4007—Arrangements for generating radiation specially adapted for radiation diagnosis characterised by using a plurality of source 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
- A61B6/50—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
-
- 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
- A61B6/56—Details of data transmission or power supply, e.g. use of slip rings
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/14—Arrangements for concentrating, focusing, or directing the cathode ray
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2235/00—X-ray tubes
- H01J2235/06—Cathode assembly
- H01J2235/068—Multi-cathode assembly
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Radiology & Medical Imaging (AREA)
- Molecular Biology (AREA)
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- High Energy & Nuclear Physics (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
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- X-Ray Techniques (AREA)
- Apparatus For Radiation Diagnosis (AREA)
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Abstract
Description
Claims (21)
- 分散X線発生器のアレイと;
前記分散X線発生器のアレイによって、X線の放射を選択的に制御可能な回路と;
前記分散X線発生器のアレイに、電力供給するための高電圧を発生させることが可能な電源と;
グロスコリメータと
を備える、可搬型X線源。 - 前記分散X線発生器のアレイは、
複数の電子電界エミッタと;
複数のターゲットであって、高エネルギーの制動放射において効果的な材料から構成された前記ターゲットのエリアに電子が入射するときに、各ターゲットがX線光子を放射でき、各ターゲットが電子電界エミッタと整合される、複数のターゲットと;
前記電子電界エミッタと前記ターゲットとの間に配置され、前記電子電界エミッタと前記ターゲットとの間の高電位に抵抗可能な、スペーサと;
前記電子電界エミッタによって放射された電子が、高エネルギーの制動放射において効果的な材料で構成された前記ターゲットのエリアに衝突するのを防止可能な、複数の放射線制御器と;
前記電子電界エミッタおよび前記ターゲットを含包する、低圧エンクロージャと;
低エネルギーのX線をフィルタリング可能な、フィルタと
をさらに備える、請求項1に記載の可搬型X線源。 - 前記分散X線発生器のアレイは複数のゲートをさらに備え、各々のゲートが、関連する電子電界エミッタの放射電界を制御可能である、請求項2に記載の可搬型X線源。
- 前記分散X線発生器のアレイは、複数のコリメータから構成されたコリメータアレイをさらに備え、各々のコリメータが、関連するターゲットによって放射されたX線の角度を狭くすることが可能な、請求項3に記載の可搬型X線源。
- 前記分散X線発生器のアレイは、固定されたアレイをさらに備える、請求項1〜4のうちいずれか一項に記載の可搬型X線源。
- 前記分散X線発生器のアレイは、平面アレイをさらに備える、請求項1〜5のうちいずれか一項に記載の可搬型X線源。
- 前記複数の放射制御器が、複数の電磁コイルまたは複数の平行プレートデフレクタのうちの一方を備える、請求項2に記載の可搬型X線源。
- ハウジングをさらに備え;前記ハウジングは、前記X線源の高電圧構成要素を絶縁する内部エンクロージャ、および前記X線源の他の構成要素を含包する外部エンクロージャを含む、請求項1〜7のうちいずれか一項に記載の可搬型X線源。
- 1つまたは複数のセンサをさらに備え、前記1つまたは複数のセンサは、前記分散X線発生器のアレイと前記探知器との間の接触を必要とせず、前記分散X線発生器のアレイを前記探知器と整合可能にする、請求項8に記載の可搬型X線源。
- 前記電源は、外部電力に頼ることなく、前記分散X線発生器のアレイに電力供給するために、バッテリ電圧を前記高電圧に変換可能である、請求項1〜9のうちいずれか一項に記載の可搬型X線源。
- 前記電源は、前記分散X線発生器のアレイに電力供給するために、線間電圧を前記高電圧に変換可能である、請求項1〜10のうちいずれか一項に記載の可搬型X線源。
- 前記電源は−30kV〜−80kVの範囲の電圧を発生させることが可能である、請求項2に記載の可搬型X線源。
- 前記電源は実質的に1つの定電圧で動作可能である、請求項2に記載の可搬型X線源。
- 前記回路は、デジタルアドレス指定回路およびタイミング回路を備える、請求項2に記載の可搬型X線源。
- 前記回路は、探知器の所定の信号レベルが実現された後、X線光子の放射を自動的に制止することが可能である、請求項1〜14のうちいずれか一項に記載の可搬型X線源。
- 三次元画像セットを生成するため、歯科用撮像への使用が可能である、請求項1〜15のうちいずれか一項に記載の可搬型X線源。
- 前記分散X線発生器のアレイは、ミリメートル〜センチメートルの範囲で適度なピッチ間隔を有する、請求項2に記載の可搬型X線源。
- 5kg未満の重量である、請求項17に記載の可搬型X線源。
- 分散X線発生器のアレイと;
前記分散X線発生器のアレイからのX線の放射を選択的に制御する手段と;
高電圧を発生させる手段であって、前記高電圧は前記分散X線発生器のアレイに電力供給可能である、手段と;
前記分散X線発生器のアレイから放射されたX線を、所与の距離でエリア内において平行にする手段と
を備える、可搬型X線源。 - 前記分散X線発生器のアレイは:
複数の電子電界エミッタと;
複数のターゲットであって、電子が前記ターゲット上に入射するときに、各ターゲットがX線光子を放射可能で、各ターゲットは電子電界エミッタと整合される、複数のターゲットと;
前記電子電界エミッタと前記ターゲットとの間の高電圧に抵抗する手段と;
前記電子電界エミッタを前記ターゲットから離す手段と;
各ターゲットからのX線光子の放射を制御するための手段と;
前記複数の電子電界エミッタおよび前記複数のターゲットが真空内に維持される、エンクロージャと;
低エネルギーのX線光子をフィルタリングする手段と
を備える、請求項19に記載の可搬型X線源。 - 前記分散X線発生器のアレイは、
複数のゲートと;
前記ゲートを前記電子電界エミッタから離す手段と;
前記ゲートに電力供給する手段と;
前記ゲートを前記ターゲットから離す手段と
を備える、請求項20に記載の可搬型X線源。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/GB2016/053259 WO2018073554A1 (en) | 2016-10-19 | 2016-10-19 | X-ray source |
Publications (2)
Publication Number | Publication Date |
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JP2019537197A true JP2019537197A (ja) | 2019-12-19 |
JP6990457B2 JP6990457B2 (ja) | 2022-01-12 |
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JP2019517925A Active JP6990457B2 (ja) | 2016-10-19 | 2016-10-19 | X線源 |
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US (1) | US11177105B2 (ja) |
EP (1) | EP3529821B1 (ja) |
JP (1) | JP6990457B2 (ja) |
KR (1) | KR20190067222A (ja) |
CN (1) | CN109804449B (ja) |
AU (1) | AU2016426599B2 (ja) |
CA (1) | CA3039309C (ja) |
ES (1) | ES2848393T3 (ja) |
WO (1) | WO2018073554A1 (ja) |
ZA (1) | ZA201902995B (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US11051771B2 (en) | 2014-06-17 | 2021-07-06 | Xintek, Inc. | Stationary intraoral tomosynthesis imaging systems, methods, and computer readable media for three dimensional dental imaging |
GB2582291A (en) * | 2019-03-13 | 2020-09-23 | Adaptix Ltd | An x-ray imaging apparatus |
KR20210148422A (ko) * | 2019-05-30 | 2021-12-07 | 더 유니버시티 오브 노쓰 캐롤라이나 엣 채플 힐 | 다중 양식 치과 x-선 영상화 장치 및 방법 |
DE102020134487A1 (de) * | 2020-12-21 | 2022-06-23 | Helmut Fischer GmbH Institut für Elektronik und Messtechnik | Röntgenquelle und Betriebsverfahren hierfür |
TWI822321B (zh) * | 2021-09-17 | 2023-11-11 | 美商尼奧西斯股份有限公司 | 牙齒成像系統及包含該系統之牙齒機器人系統 |
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US11177105B2 (en) | 2021-11-16 |
NZ753547A (en) | 2023-08-25 |
CN109804449A (zh) | 2019-05-24 |
CA3039309A1 (en) | 2018-04-26 |
EP3529821A1 (en) | 2019-08-28 |
AU2016426599B2 (en) | 2021-12-09 |
KR20190067222A (ko) | 2019-06-14 |
BR112019006555A2 (pt) | 2019-06-25 |
US20190252148A1 (en) | 2019-08-15 |
JP6990457B2 (ja) | 2022-01-12 |
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CA3039309C (en) | 2023-07-25 |
CN109804449B (zh) | 2022-07-01 |
AU2016426599A1 (en) | 2019-06-06 |
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WO2018073554A1 (en) | 2018-04-26 |
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