JP4988557B2 - Ptca血管造影図の制御に対するビューイング装置 - Google Patents
Ptca血管造影図の制御に対するビューイング装置 Download PDFInfo
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- 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
- A61B6/504—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 blood vessels, e.g. by angiography
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- A—HUMAN NECESSITIES
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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
- A61B6/46—Arrangements for interfacing with the operator or the patient
- A61B6/467—Arrangements for interfacing with the operator or the patient characterised by special input means
- A61B6/469—Arrangements for interfacing with the operator or the patient characterised by special input means for selecting a region of interest [ROI]
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/39—Markers, e.g. radio-opaque or breast lesions markers
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22051—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with an inflatable part, e.g. balloon, for positioning, blocking, or immobilisation
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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
- A61B6/12—Arrangements for detecting or locating foreign bodies
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2/958—Inflatable balloons for placing stents or stent-grafts
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Description
Ioannis Kompatsiaris外著、「DeformableBoundary Detection of Stents in Angiographic Images」、IEEETRANSACTIONS ON MEDICAL IMAGING、第19巻、6号、2000年6月、p.652−662
・ フォールス・アラームの約10%で示される、バルーンマーカーの不正確性の排除、
・ 「アウトカム制御(outcome control)」30において確認される際の、PTCA中のステントの位置付け及び展開の正確且つ着実な結果、
・ PTCAの時間を最低限に抑え、ユーザの快適性を高める、ユーザのインタラクションがないROI自動定義付け、
を与える。
Claims (12)
- 動脈において動くバルーンを有して前記動脈を示す一連の医療用血管造影図を取得及び表示する医療用ビューイング装置であって:
医療用血管造影図から、バルーン拡張の作用物質として造影剤を使用するバルーンの拡張の段階においてバルーン画像データを自動的に抽出する抽出手段と、前記拡張されたバルーン画像データに基づいて関心領域(ROI)を自動的に定め、且つ、前記関心領域の座標を記憶する演算手段と、前記一連の医療用血管造影図を表示する表示手段と、
を有する処理手段を有し、
前記関心領域は、前記医療用血管造影図の前記拡張されたバルーンの域の周りをひとまわりして定められ、
前記ROIは、寄生的なマーカー状の対象物が前記ROIの外側にあるように定められ、
前記ROIを自動的に定めた前記バルーンとは別の、ステントによって包まれたバルーンに関連付けられたバルーンマーカーを抽出するために、及び、前記バルーンマーカーの場所に基づき前記ROIを登録するために、前記自動的に定め且つ記憶された座標を使用して、ステントによって包まれたバルーンを示す一連の血管造影図に前記定められたROIを適用するための処理手段をさらに有する、医療用ビューイング装置。 - 造影剤を有して拡張された前記バルーンの前記画像データに基づき且つ画像の前記拡張されたバルーンの域の周りをひとまわりした関心領域(ROI)を自動的に定め、且つ、前記関心領域の座標を記憶する演算手段と、を有する処理手段を有する、請求項1記載の医療用ビューイング装置。
- 前記ステントで包まれるバルーンは、バルーンマーカーに対して結合され:
前記ステントで包まれるバルーンに関連するバルーンマーカーの候補を検出する検出手段と、
前記ステントで包まれる前記バルーンマーカー候補のトラックを維持し、且つ、前記バルーンマーカー候補の場所に基づいて更なるバルーン画像データの検出に対する前記候補を探す検出手段と、
前記検出されたバルーン画像データを自動的に抽出する抽出手段と、
を有する処理手段を有する、
請求項1又は2記載の医療用ビューイング装置。 - 前記ステントをエンハンスする処理手段を有する、
請求項1乃至3のうちいずれか一項に記載の医療用ビューイング装置。 - 前記ステントをエンハンスする処理手段は、線状構造をエンハンスし且つ背景をぼかすようリッジエンハンスメント手段及び時間的一体化手段を有する、
請求項4記載の装置。 - 前記ステントをエンハンスする処理手段は、前記関心領域上でズームするズーム手段を有する、
請求項4又は5のうちいずれか一項に記載の装置。 - 処理されるべき1つ又は複数のシーケンスを記憶するよう処理手段を有する、
請求項1乃至6のうちいずれか一項記載の装置。 - ROIを自動的に定めるよう膨張段階においてバルーンを示す第1のシーケンスを記憶するよう、及び、前記定められたROIを適用すること、バルーンマーカーの検出、及び前記ROIにおける前記ステントで包まれたマーカーに基づくROI登録に対して収縮したバルーンを示す第2のシーケンスを表示するよう、処理手段を有する、請求項7記載の装置。
- 請求項1乃至8のうちいずれか一項記載の医療用ビューイング装置の作動方法であって、
医療用血管造影図から、バルーン拡張の作用物質として造影剤を使用するバルーン拡張の段階においてバルーン画像データを自動的に抽出するステップ;
前記拡張されたバルーンの画像データに基づき、関心領域(ROI)を自動的に定め、且つ、前記関心領域の座標を記憶するステップであり、前記関心領域は、前記医療用血管造影図の前記拡張されたバルーンの域の周りをひとまわりして定められ、前記ROIは、寄生的なマーカー状の対象物が前記ROIの外側にあるように定められる、ステップ;
前記自動的に定め且つ記憶された座標を使用して、ステントで包まれたバルーンを示す一連の血管造影図に対して前記定められたROIを適用するステップ;
前記ROIを自動的に定めた前記バルーンとは別の、ステントによって包まれたバルーンに関連付けられたバルーンマーカーを抽出するステップ;及び
前記バルーンマーカーの位置に基づき前記ROIを登録するステップ;
前記一連の医療用血管造影図を表示するステップ;
を含む作動方法。 - 適切にプログラムされたコンピュータ、又は、前記画像を処理するよう配置される回路手段を有する特殊用途プロセッサを有する、請求項1乃至8のうちいずれか一項に記載の装置。
- 請求項1乃至8のうちいずれか一項記載の装置において使用される前記処理手段の全てを実行するよう一連の命令を有するコンピュータプログラム。
- 請求項1乃至8のうちいずれか一項に記載の医療用ビューイング装置を持つ医療用検査装置。
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EP04300250.0 | 2004-04-29 | ||
EP04300250 | 2004-04-29 | ||
PCT/IB2005/051354 WO2005104951A1 (en) | 2004-04-29 | 2005-04-26 | Viewing system for control of ptca angiograms |
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JP2007534420A JP2007534420A (ja) | 2007-11-29 |
JP4988557B2 true JP4988557B2 (ja) | 2012-08-01 |
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US (1) | US8000507B2 (ja) |
EP (1) | EP1744675B1 (ja) |
JP (1) | JP4988557B2 (ja) |
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US7415169B2 (en) * | 2001-11-30 | 2008-08-19 | Koninklijke Philips Electronics N.V. | Medical viewing system and method for enhancing structures in noisy images |
JP4430937B2 (ja) | 2001-12-07 | 2010-03-10 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | ノイズの多い画像中で構造を空間的に強調する医用ビューイングシステム及び方法 |
DE602004028588D1 (de) * | 2003-03-14 | 2010-09-23 | Philips Intellectual Property | Bewegungskorrigiertes dreidimensionales volumenabbildungsverfahren |
US7844126B2 (en) * | 2004-11-24 | 2010-11-30 | Koninklijke Philips Electronics N.V. | Multi-feature time filtering for enhancing structures in noisy images |
-
2005
- 2005-04-26 EP EP05733755.2A patent/EP1744675B1/en active Active
- 2005-04-26 JP JP2007510213A patent/JP4988557B2/ja active Active
- 2005-04-26 CN CNA2005800138237A patent/CN1950031A/zh active Pending
- 2005-04-26 WO PCT/IB2005/051354 patent/WO2005104951A1/en active Application Filing
- 2005-04-26 US US11/568,273 patent/US8000507B2/en active Active
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EP1744675B1 (en) | 2013-10-30 |
WO2005104951A1 (en) | 2005-11-10 |
EP1744675A1 (en) | 2007-01-24 |
US8000507B2 (en) | 2011-08-16 |
JP2007534420A (ja) | 2007-11-29 |
US20080045827A1 (en) | 2008-02-21 |
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