WO2008143294A1 - 画像処理装置 - Google Patents

画像処理装置 Download PDF

Info

Publication number
WO2008143294A1
WO2008143294A1 PCT/JP2008/059369 JP2008059369W WO2008143294A1 WO 2008143294 A1 WO2008143294 A1 WO 2008143294A1 JP 2008059369 W JP2008059369 W JP 2008059369W WO 2008143294 A1 WO2008143294 A1 WO 2008143294A1
Authority
WO
WIPO (PCT)
Prior art keywords
target object
extraction unit
processing device
image processing
rough region
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2008/059369
Other languages
English (en)
French (fr)
Inventor
Tomoaki Kawamoto
Hiromitsu Kinoshita
Shuji Sasabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dai Ichi Ceramo Co Ltd
Okayama University NUC
Hosokawa Powder Technology Research Institute
Original Assignee
Dai Ichi Ceramo Co Ltd
Okayama University NUC
Hosokawa Powder Technology Research Institute
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dai Ichi Ceramo Co Ltd, Okayama University NUC, Hosokawa Powder Technology Research Institute filed Critical Dai Ichi Ceramo Co Ltd
Publication of WO2008143294A1 publication Critical patent/WO2008143294A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • 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)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)

Abstract

一つの断面画像内の人体の骨部に対する粗領域を抽出する粗領域抽出部と、粗領域抽出部で抽出された粗領域の最外周のボクセルの直ぐ内側のボクセルを断面画像毎に抽出する内ボクセル抽出部と、内ボクセル抽出部で抽出された各ボクセルの濃度値から対象物の濃度値を算出する濃度算出部と、算出された対象物濃度値から対象物の輪郭を抽出するための閾値を算出する閾値決定部とを備えた画像処理装置であり、各断面画像からの対象物の輪郭抽出を精度良く行うことができる。
PCT/JP2008/059369 2007-05-21 2008-05-21 画像処理装置 Ceased WO2008143294A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007134450A JP5226971B2 (ja) 2007-05-21 2007-05-21 画像処理装置
JP2007-134450 2007-05-21

Publications (1)

Publication Number Publication Date
WO2008143294A1 true WO2008143294A1 (ja) 2008-11-27

Family

ID=40031988

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/059369 Ceased WO2008143294A1 (ja) 2007-05-21 2008-05-21 画像処理装置

Country Status (2)

Country Link
JP (1) JP5226971B2 (ja)
WO (1) WO2008143294A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5566081B2 (ja) * 2009-11-16 2014-08-06 株式会社日立メディコ 二値画像生成方法及び二値画像生成プログラム
JP7802671B2 (ja) * 2020-01-09 2026-01-20 ジェネンテック， インコーポレイテッド 医用画像における腫瘍体積の変化の測定

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003006661A (ja) * 2001-06-22 2003-01-10 Fuji Photo Film Co Ltd 心胸郭輪郭検出装置
JP2006061572A (ja) * 2004-08-30 2006-03-09 Aloka System Engineering Co Ltd 断層像処理装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003006661A (ja) * 2001-06-22 2003-01-10 Fuji Photo Film Co Ltd 心胸郭輪郭検出装置
JP2006061572A (ja) * 2004-08-30 2006-03-09 Aloka System Engineering Co Ltd 断層像処理装置

Also Published As

Publication number Publication date
JP2008284291A (ja) 2008-11-27
JP5226971B2 (ja) 2013-07-03

Similar Documents

Publication Publication Date Title
EP3784139A4 (en) System and method for feature extraction and classification on ultrasound tomography images
Rahmati et al. Mammography segmentation with maximum likelihood active contours
WO2014080305A3 (en) Integrated phenotyping employing image texture features
EP3553743A3 (en) Systems and methods for image processing
WO2013144794A3 (en) Visual suppression of selective tissue in image data
WO2008136098A1 (ja) 医療用画像処理装置及び医療用画像処理方法
EP2315158A3 (en) Information processing apparatus, information processing method, and program
EP3125151A3 (en) Inventory, growth, and risk prediction using image processing
EP2506188A3 (en) Biometric information processing device, biometric information processing method and computer-readable storage medium storing a biometric information processing program
WO2012058310A3 (en) A computer-aided-detection (cad) system for personalized disease detection, assessment, and tracking, in medical imaging based on user selectable criteria
EP2549437A3 (en) Moving object contour extraction apparatus, left ventricle image segmentation apparatus, moving object contour extraction method and left ventricle image segmentation
EP3016027A3 (en) Human body part detection system and human body part detection method
WO2015128803A3 (en) System and method for auto-contouring in adaptive radiotherapy
EP2345993A3 (en) Image processing apparatus, image processing method and program
WO2014210190A3 (en) Systems and methods for detecting a possible collision between an object and a patient in a medical procedure
WO2009134620A3 (en) System and method for image segmentation in generating computer models of a joint to undergo arthroplasty
WO2008093836A1 (ja) 画像処理方法
WO2013009427A3 (en) Image registration for image-guided surgery
WO2013009709A3 (en) Systems and methods for estimating extracorporeal blood volume and for counting surgical samples
WO2012135191A3 (en) System and method for leadwire location
IN2014DN10002A (ja)
HK1225938A1 (zh) 用於确定乳腺密度的方法和系统
IL267322B (en) System and methods for automatic data analysis, reporting and verification of medical distinction and location of border in digital figures
WO2015172753A3 (es) Método para la segmentación y cuantificación automática de tejidos corporales
WO2014144443A3 (en) Techniques for processing imaging data having sensor-dependent noise

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08753046

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 08753046

Country of ref document: EP

Kind code of ref document: A1