JP2020518403A - 3次元x線イメージングシステム - Google Patents
3次元x線イメージングシステム Download PDFInfo
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- JP2020518403A JP2020518403A JP2019560766A JP2019560766A JP2020518403A JP 2020518403 A JP2020518403 A JP 2020518403A JP 2019560766 A JP2019560766 A JP 2019560766A JP 2019560766 A JP2019560766 A JP 2019560766A JP 2020518403 A JP2020518403 A JP 2020518403A
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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
-
- A—HUMAN NECESSITIES
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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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- A61B6/025—Tomosynthesis
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- A61B6/032—Transmission computed tomography [CT]
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- A61B6/4458—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit or the detector unit being attached to robotic arms
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- Oral & Maxillofacial Surgery (AREA)
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Abstract
Description
Claims (21)
- ハウジングと、
前記ハウジング内の放射源を複数の位置へと移動させるように構成されたモーションガントリーに取り付けられたX線源と、
前記X線源からイメージングされるべきオブジェクトの反対側に配置されるX線検出器アレイであって、前記検出器アレイは、前記X線源が前記複数の位置に配置されている場合、前記オブジェクトの2次元(2D)イメージをキャプチャするために前記X線源と同期される、X線検出器アレイと、
前記2Dイメージを受け入れ、3次元イメージを再構築するように構成された、プロセッサと、を備え、
前記複数の位置は、前記X線検出器アレイと実質的に平行な平面上に配置される、
X線イメージングシステム。 - 前記オブジェクトは、1本の歯又は複数の歯である、請求項1に記載のシステム。
- 複数のX線源は、前記モーションガントリーに取り付けられる、請求項1に記載のシステム。
- 前記プロセッサは、前記3Dイメージを再構築するためにトモシンセシスアルゴリズムを使用するように構成される、請求項1に記載のシステム。
- 前記トモシンセシスアルゴリズムは、反復プロセスを含む、請求項4に記載のシステム。
- 前記ハウジング内での前記X線源の動きは、部分的又は完全に自動化される、請求項1に記載のシステム。
- 前記システムは、1000までの2Dイメージを収集する、請求項1に記載のシステム。
- 前記システムは、6から32までの2Dイメージを収集する、請求項1に記載のシステム。
- 前記システムは、9から24までの2Dイメージを収集する、請求項1に記載のシステム。
- 前記システムは、約40msから約100msミリ秒内に、前記複数の位置の間に前記X線源を再位置決めする、請求項1に記載のシステム。
- オブジェクトの3次元イメージを作るための方法であって、
イメージングされるべきオブジェクトの側面上に配置されたハウジング内で放射源を移動するように構成されたモーションガントリー上にX線源を提供すること、
前記オブジェクトの反対側面上にX線検出器を位置決めすること、
前記X線源を、前記X線検出器アレイと実質的に平行な平面上に配置される前記ハウジング内の複数の位置へ移動させること、
前記X線源が前記複数の位置に配置されているとき、前記オブジェクトの複数の2次元(2D)イメージを収集すること、及び、
前記複数の2Dイメージを使用して3次元(3D)イメージを再構築すること、
を含む、方法。 - 前記オブジェクトは、1本の歯又は複数の歯である、請求項11に記載の方法。
- 前記プロセッサは、前記3Dイメージを再構築するためにトモシンセシスアルゴリズムを使用するように構成される、請求項11に記載の方法。
- 前記トモシンセシスアルゴリズムは、反復プロセスを含む、請求項13に記載の方法。
- 前記複数のX線源は、前記モーションガントリーに取り付けられる、請求項11に記載の方法。
- 前記ハウジング内での前記X線源の動きは、部分的又は完全に自動化される、請求項11に記載の方法。
- 前記システムは、1000までの2Dイメージを収集する、請求項11に記載の方法。
- 前記システムは、6から32までの2Dイメージを収集する、請求項17に記載の方法。
- 前記システムは、約40msから約100msミリ秒内に、前記複数の位置の間に前記X線源を再位置決めする、請求項11に記載の方法。
- イメージキャプチャのための全プロセス及び1本の歯のための3D再構築は、約10秒未満で完了することができる、請求項11に記載の方法。
- イメージキャプチャのための全プロセス及び1本の歯のための3D再構築は、約5秒未満で完了することができる、請求項11に記載の方法。
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JP2023199589A JP2024009246A (ja) | 2017-05-03 | 2023-11-27 | 3次元x線イメージングシステム |
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US201762500914P | 2017-05-03 | 2017-05-03 | |
US62/500,914 | 2017-05-03 | ||
PCT/US2018/030970 WO2018204705A1 (en) | 2017-05-03 | 2018-05-03 | Three dimensional x-ray imaging system |
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JP2023199589A Division JP2024009246A (ja) | 2017-05-03 | 2023-11-27 | 3次元x線イメージングシステム |
Publications (3)
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JP2020518403A true JP2020518403A (ja) | 2020-06-25 |
JP2020518403A5 JP2020518403A5 (ja) | 2021-07-29 |
JP7504593B2 JP7504593B2 (ja) | 2024-06-24 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10295680A (ja) * | 1997-04-25 | 1998-11-10 | Toshiba Corp | X線断層撮影装置 |
JP2005013738A (ja) * | 2003-06-26 | 2005-01-20 | General Electric Co <Ge> | トモシンセシス用途における対象物を走査するためのシステム及び方法 |
JP2006034451A (ja) * | 2004-07-23 | 2006-02-09 | Toshiba Corp | ディジタルx線断層撮影装置 |
US20140093032A1 (en) * | 2012-10-01 | 2014-04-03 | Siemens Aktiengesellschaft | Configuration and method for tomosynthetic fluoroscopy |
US20160220212A1 (en) * | 2015-02-04 | 2016-08-04 | Sirona Dental, Inc. | Methods, systems, apparatuses, and computer programs for removing artifacts from a tomosynthesis dataset |
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10295680A (ja) * | 1997-04-25 | 1998-11-10 | Toshiba Corp | X線断層撮影装置 |
JP2005013738A (ja) * | 2003-06-26 | 2005-01-20 | General Electric Co <Ge> | トモシンセシス用途における対象物を走査するためのシステム及び方法 |
JP2006034451A (ja) * | 2004-07-23 | 2006-02-09 | Toshiba Corp | ディジタルx線断層撮影装置 |
US20140093032A1 (en) * | 2012-10-01 | 2014-04-03 | Siemens Aktiengesellschaft | Configuration and method for tomosynthetic fluoroscopy |
US20160220212A1 (en) * | 2015-02-04 | 2016-08-04 | Sirona Dental, Inc. | Methods, systems, apparatuses, and computer programs for removing artifacts from a tomosynthesis dataset |
Also Published As
Publication number | Publication date |
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EP3618718A1 (en) | 2020-03-11 |
CN110831503A (zh) | 2020-02-21 |
WO2018204705A1 (en) | 2018-11-08 |
EP3618718A4 (en) | 2020-11-11 |
KR20200003408A (ko) | 2020-01-09 |
KR102549678B1 (ko) | 2023-07-03 |
US20200345318A1 (en) | 2020-11-05 |
US11432781B2 (en) | 2022-09-06 |
JP2024009246A (ja) | 2024-01-19 |
US20220395241A1 (en) | 2022-12-15 |
US11998379B2 (en) | 2024-06-04 |
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