Image data set compression based on viewing parameters for storing medical image data from multidimensional data sets, related systems, methods and computer products
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G06K-009/36
G06K-009/00
출원번호
US-0230211
(2011-09-12)
등록번호
US-8295620
(2012-10-23)
발명자
/ 주소
Ernvik, Aron
Bergström, Staffan
Lundström, Claes
Ljung, Patric
Ynnerman, Anders
출원인 / 주소
Sectra AB
대리인 / 주소
Myers Bigel Sibley & Sajovec, P.A.
인용정보
피인용 횟수 :
1인용 특허 :
53
초록▼
Methods for electronically compressing data from a multidimensional medical data set for long-term storage includes: (a) generating a first medical image from a patient multi-dimensional medical image data set in a short-term storage format; and (b) compressing the patient medical image data set int
Methods for electronically compressing data from a multidimensional medical data set for long-term storage includes: (a) generating a first medical image from a patient multi-dimensional medical image data set in a short-term storage format; and (b) compressing the patient medical image data set into a long-term storage format using at least one viewing parameter.
대표청구항▼
1. A system for generating DVR medical images, comprising: a volume rendering medical image processor system configured to generate: (a) first medical images of at least one target region of respective patients using a first short-term multi-dimensional data set, and (b) second medical images of the
1. A system for generating DVR medical images, comprising: a volume rendering medical image processor system configured to generate: (a) first medical images of at least one target region of respective patients using a first short-term multi-dimensional data set, and (b) second medical images of the at least one target region of respective patients using a second long-term multi-dimensional data set, wherein the second data set is compressed based on at least one viewing parameter using at least one viewing parameter that defines non-relevant data associated with rendering or visualization of the first medical images. 2. A system according to claim 1, further comprising at least one clinician workstation with a display in communication with the processor, the display configured to display the generated images. 3. A system for generating DVR medical images, comprising: a volume rendering medical image processor system configured to generate: (a) first medical images of at least one target region of respective patients using a first short-term multi-dimensional data set, and (b) second medical images of the at least one target region of respective patients using a second long-term multi-dimensional data set, wherein the second data set is compressed based on at least one viewing parameter associated with rendering or visualization of the first medical images,wherein the short-term and long-term data sets comprise volumetric data sets, and wherein the processor system is configured to electronically compress the first short-term volumetric data set into the long-term data set using at least one viewing parameter that defines non-relevant data, and wherein the at least one viewing parameter comprises at least one of:a grayscale window defining non-relevant substantially constant intensity values that are discarded;a transfer function defining low opacity data that is discarded; and/ora time-dimension parameter for time-series images. 4. A system for generating DVR medical images, comprising: a volume rendering medical image processor system configured to generate: (a) first medical images of at least one target region of respective patients using a first short-term multi-dimensional data set, and (b) second medical images of the at least one target region of respective patients using a second long-term multi-dimensional data set, wherein the second data set is compressed based on at least one viewing parameter associated with rendering or visualization of the first medical images; andat least one clinician workstation with a display in communication with the processor, the display configured to display the generated images,wherein the image processor system is configured to generate multiple medical images with different views on the display at a workstation during a first viewing evaluation, the different views having associated viewing parameters, then automatically electronically register the viewing parameters used during the first viewing evaluation to generate the compressed long-term storage data set, whereby the second medical images are rendered using the patient long term storage data set during a subsequent viewing evaluation. 5. A system according to claim 4, wherein image quality during the first and second viewing evaluations of corresponding displayed images of clinically relevant features is substantially the same. 6. A system according to claim 1, wherein the imaging processor system is configured to automatically employ at least one viewing parameter preset defined for a respective examination type to generate the long-term storage data set. 7. A system for generating DVR medical images, comprising: a volume rendering medical image processor system configured to generate: (a) first medical images of at least one target region of respective patients using a first short-term multi-dimensional data set, and (b) second medical images of the at least one target region of respective patients using a second long-term multi-dimensional data set, wherein the second data set is compressed based on at least one viewing parameter associated with rendering or visualization of the first medical images,wherein the image processor system is configured to define the viewing parameters used for compression based on at least one static preset and/or based on user input during a first viewing evaluation to generate the long-term storage data set. 8. A system according to claim 7, wherein image quality during the first and second viewing evaluations of corresponding images of clinically relevant features is substantially the same. 9. A system according to claim 1, wherein the image processor system is configured to electronically store in long term storage, both a second version of the patient data set and the first compressed version of the long-term storage patient data set, and wherein the second data set version has less compression than the first long-term storage data set. 10. A system according to claim 1, wherein the image processor system is configured to dynamically generate image views of the compressed long-term storage patient data set by at least one of the following: rotating the compressed long-term storage data set;employing cut planes; andrecoloring a data range in at least one image view. 11. A system for generating DVR medical images, comprising: a volume rendering medical image processor system configured to generate: (a) first medical images of at least one target region of respective patients using a first short-term multi-dimensional data set, and (b) second medical images of the at least one target region of respective patients using a second long-term multi-dimensional data set, wherein the second data set is compressed based on at least one viewing parameter associated with rendering or visualization of the first medical images,wherein the image processing system is configured to generate the long-term compressed data set with lossless compression for significant data and to discard insignificant data to thereby retain substantially full image quality of features associated with the significant data. 12. A system for generating DVR medical images, comprising: a volume rendering medical image processor system configured to generate: (a) first medical images of at least one target region of respective patients using a first short-term multi-dimensional data set, and (b) second medical images of the at least one target region of respective patients using a second long-term multi-dimensional data set, wherein the second data set is compressed based on at least one viewing parameter associated with rendering or visualization of the first medical images,wherein the image processing system is configured to generate the long-term compressed data set with a lossy compression of significant and/or insignificant data. 13. A system according to claim 1, wherein the image processing system is configured to change viewing parameters used to render images from the compressed long-term data set. 14. An automated system for obtaining, archiving and generating DVR medical images, in combination with the apparatus of claim 1, the system further comprising: a data capture circuit for electronically providing patient medical data obtained from a patient imaging modality;short-term electronic storage media for electronically storing the short-term patient medical data in communication with the data capture circuit and the image processor system; andlong-term electronic storage media for electronically storing the short-term patient medical data in communication with the image processor circuit. 15. A system according to claim 14, wherein the image processor system is configured to accept physician interaction to electronically generate medical images in generally real-time responsive to physician input. 16. A computer program product for reducing direct volume rendering data set size for electronic storage of previously examined data sets using a computer network, the computer program product comprising: a non-transitory computer readable storage medium having computer readable program code embodied in the medium, the computer-readable program code comprising:computer readable program code configured to generate first diagnostic medical images of target region of respective patients using a first short-term multi-dimensional data set; andcomputer readable program code configured to compress the first short-term data set into a smaller second long-term multi-dimensional data set based on at least one viewing parameter that defines non-relevant data associated with visualization of the first medical images. 17. A system for visualizing images of medical volume data sets, comprising: an image processor circuit configured to render (1) a first direct volume rendering medical image from a multi-dimensional medical data set temporally proximate to a first examination period using a first short-term data set and (2) a second direct volume rendering medical image temporally spaced apart from the first examination period using a compressed version of the first data set, wherein the compressed version is generated using at least one viewing parameter associated with the rendered first image; andat least one clinician workstation in communication with the processor configured to display the medical images.
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