JP6966527B2 - 血管評価のためのシステム - Google Patents
血管評価のためのシステム Download PDFInfo
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/12—Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
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- A61B5/0093—Detecting, measuring or recording by applying one single type of energy and measuring its conversion into another type of energy
- A61B5/0095—Detecting, measuring or recording by applying one single type of energy and measuring its conversion into another type of energy by applying light and detecting acoustic waves, i.e. photoacoustic measurements
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- A61B5/02007—Evaluating blood vessel condition, e.g. elasticity, compliance
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- 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
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Description
Claims (15)
- 患者の血管を評価するシステムであって、
第1の器具及び外部イメージングシステムと通信する処理ユニットを有し、
前記処理ユニットは、第1の時間において、前記血管の第1のグラフィカルな診断測定結果を前記第1の器具及び前記外部イメージングシステムから取得するように構成され、前記第1のグラフィカルな診断測定結果において、前記第1の時間において前記第1の器具により取得された第1の診断情報及び前記第1の時間において前記外部イメージングシステムにより取得された第1の画像が、コレジストレーションされ、前記第1の診断情報は、第1の医学的なモダリティにおけるものであり、
前記処理ユニットは、前記第1の時間の後の第2の時間において、前記血管の第2のグラフィカルな診断測定結果を前記第1の器具及び前記外部イメージングシステムから取得するように構成され、前記第2のグラフィカルな診断測定結果において、前記第2の時間において前記第1の器具により取得された第2の診断情報及び前記第2の時間において前記外部イメージングシステムにより取得された第2の画像が、コレジストレーションされ、前記第2の診断情報は、前記第1の医学的なモダリティにおけるものであり、
前記処理ユニットは、
前記第1及び第2のグラフィカルな診断測定結果を空間的にコレジストレーションし、
前記コレジストレーションされた第1及び第2のグラフィカルな診断測定結果の視覚的表現をディスプレイ上に出力し、
患者の血管の生理学的状態を評価するために、前記コレジストレーションされた第1及び第2のグラフィカルな診断測定結果に基づいて、前記第1の時間の血管と前記第2の時間の血管との間の生理学的差分を決定し、
前記コレジストレーションされた第1及び第2のグラフィカルな診断測定結果の視覚的表現におけるユーザにより選択されたエリアに関連付けられた前記第1の診断情報及び前記第2の診断情報を前記ディスプレイ上に出力するように構成される、システム。 - 血管内手順が前記第1の時間と前記第2の時間との間の血管上で実行される、請求項1に記載のシステム。
- 前記血管内手順は、ステントを血管に挿入することを含む、請求項2に記載のシステム。
- 前記第1のグラフィカルな診断測定結果上に前記第2のグラフィカルな診断測定結果を重ね合わせることにより合成診断画像を生成するように構成される、請求項1に記載のシステム。
- 前記ディスプレイ上に前記合成診断画像を出力するように構成される、請求項4に記載のシステム。
- 前記合成診断画像に基づいて前記生理学的差分を決定するように構成される、請求項4に記載のシステム。
- 前記第1のグラフィカルな診断測定結果は、外部管腔画像である、請求項1に記載のシステム。
- 前記第1の画像は、X線像、血管造影図画像、超音波画像、二次元コンピュータ断層撮影(CT)画像、三次元CT画像、コンピュータ断層撮影血管造影図(CTA)画像、陽電子放射断層撮影(PET)画像、PET−CT画像、磁気共鳴映像(MRI)及び単光子放出計算機トモグラフィ(SPECT)画像のうちの1つである、請求項7に記載のシステム。
- 前記第1の診断情報は、腔内画像である、請求項1に記載のシステム。
- 前記第1の診断情報は、血管内超音波(IVUS)画像、前向きIVUS(FL―IVUS)画像、血管内光音響(IVPA)画像、近赤外スペクトロスコピー(NIRS)画像、光コヒーレンス断層撮影(OCT)画像、心臓内心エコー検査法(ICE)画像、前向きICE(FLICE)画像及び血管内磁気共鳴映像(MRI)のうちの1つである、請求項1に記載のシステム。
- 前記第1及び第2のグラフィカルな診断測定結果を空間的にコレジストレーションすることは、前記血管の中心による、請求項1に記載のシステム。
- 前記第1及び第2のグラフィカルな診断測定結果を空間的にコレジストレーションすることは、前記第1のグラフィカルな診断測定結果に示される前記血管の第1の断面管腔領域及び前記第2のグラフィカルな診断測定結果に示される前記血管の第2の断面管腔領域に基づく、請求項1に記載のシステム。
- 前記処理ユニットは、第2の器具と通信するように構成され、
前記処理ユニットは、前記第1の時間において、前記血管の第3のグラフィカルな診断測定結果を前記第2の器具から取得するように構成され、前記第3のグラフィカルな診断測定結果は、第2の医学的なモダリティにおけるものであり、
前記処理ユニットは、前記第1の時間の後の前記第2の時間において、前記血管の第4のグラフィカルな診断測定結果を前記第2の器具から取得するように構成され、前記グラフィカルな診断測定結果は、前記第2の医学的なモダリティにおけるものであり、
前記処理ユニットは、
前記第3及び第4のグラフィカルな診断測定結果を前記第1及び第2の診断測定結果に空間的及び時間的にコレジストレーションし、
前記コレジストレーションされた第1、第2、第3、及び第4のグラフィカルな診断測定結果の視覚的表現をディスプレイ上に出力し、
前記第1の時間における前記血管と前記第2の時間における前記血管との間の前記生理学的差分を決定することは、前記コレジストレーションされた第1、第2、第3、及び第4のグラフィカルな診断測定結果に基づく、
請求項1に記載のシステム。 - 前記患者の前記血管の前記グラフィカルな診断測定結果を取得するように構成される前記第1の器具を更に有する、請求項1に記載のシステム。
- 前記患者の前記血管の前記グラフィカルな診断測定結果を取得するように構成される前記第1の器具及び前記第2の器具を更に有する、請求項13に記載のシステム。
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US201461989219P | 2014-05-06 | 2014-05-06 | |
US61/989,219 | 2014-05-06 | ||
JP2016566711A JP6653667B2 (ja) | 2014-05-06 | 2015-05-04 | 血管評価のためのデバイス、システム及び方法 |
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