Automated synchronization of 3-D medical images, related methods and computer products

• US 20070127791A1
• Filed: 11/15/2005
• Published: 06/07/2007
• Est. Priority Date: 11/15/2005
• Status: Abandoned Application

• Current Assignee: Sectra AB
• Original Assignee: Sectra AB
• Inventors: Ernvik, Aron, Brodin, Anders
• Application Number:
  US11/273,849
• Publication Number:
  US 20070127791A1
• Time in Patent Office: Days
• US Class Current: 382/128
• CPC Class Codes: G06T 19/20 Editing of 3D images, e.g. changing shapes or colours, aligning objects or positioning parts
• CPC Class Codes: G06T 2219/028 Multiple view windows (top-side-front-sagittal-orthogonal)
• CPC Class Codes: G06T 2219/2016 Rotation, translation, scaling
• CPC Class Codes: G16H 50/50 for simulation or modelling of medical disorders
• CPC Class Codes: G16Z 99/00 Subject matter not provided for in other main groups of this subclass

Abstract

Methods, systems and computer programs can electronically provide a visual comparison of rendered 3-D medical images. The methods include: (a) providing first and second 3-D medical digital images of a patient on at least one display; (b) electronically altering a visualization of the first 3-D image on the at least one display; and (c) automatically electronically synchronizing visualization of the second 3-D image responsive to the altering of the first 3-D image.

Claims

1. A method of electronically providing a visual comparison of rendered 3-D medical images, comprising:

providing first and second 3-D medical digital images of a patient on at least one display;

electronically altering a visualization of the first 3-D image on the at least one display; and

automatically electronically synchronizing visualization of the second 3-D image responsive to the altering of the first 3-D image.

2. A method according to claim 1, wherein the electronically altering comprises accepting user input to manipulate a visualization of the first 3-D image on the at least one display.

3. A method according to claim 1, wherein the electronically altering comprises programmatically changing a transfer function parameter to generate the altered first 3-D image and the synchronized second 3-D image.

4. A method according to claim 1, wherein the accepting user input is carried out using a graphic user interface, the method further comprising:

providing at least one 2-D image associated with each 3-D image adjacent the respective first and second 3-D images on the at least one display; and

automatically electronically updating the at least one 2-D image responsive to the electronically synchronizing step to thereby correlate the 2-D images with the altered visualization of the first and second 3-D images.

5. A method according to claim 1, wherein the providing steps are carried out so that the first and second medical images are on separate adjacent displays.

6. A method according to claim 1, wherein the providing steps are carried out so that the first and second medical images are adjacently positioned on the same display.

7. A method according to claim 1, wherein the first and second 3-D images are direct volume renderings of CT or MR images.

8. A method according to claim 1, wherein the first and second 3-D images are generated from respective digital volumetric data sets from different imaging modalities.

9. A method according to claim 2, wherein the accepting user input to manipulate the visualization of the first 3-D image comprises electronically sculpting or segmenting the first 3-D image to thereby remove portions of the volume from view.

10. A method according to claim 1, wherein the electronically altering step is automatically carried out using a predefined algorithm that generates different views of an anatomical region.

11. A method according to claim 1, wherein the electronically altering comprises at least one of the following:

rotating, zooming, panning, changing a transfer function, sculpting and segmenting the first image,

to substantially concurrently change the visualization of both the first and second images on the at least one display.

12. A method according to claim 1, wherein the electronically altering comprises zooming the first 3-D image, and wherein the electronically synchronizing comprises applying the same zooming operation substantially concurrently to the second 3-D image.

13. A method according to claim 1, wherein the electronically altering comprises changing intensity using a transfer function in the first 3-D image, and wherein the electronically synchronizing comprises applying the same transfer function operation substantially concurrently to the second 3-D image.

14. A method according to claim 1, wherein the accepting user input to manipulate the visualization of the first 3-D image comprises electronically changing a transfer function to alter intensity regions.

15. A method of providing synchronization of diagnostic images for a clinician:

displaying a first 3-D image of a target region of a patient;

displaying a second 3-D image of the same target region of the patient taken at a different time or from a different imaging modality, the second image being obtained from electronic memory, wherein the second image is displayed proximate the first image;

electronically manipulating visualization of the first 3-D image; and

automatically electronically synchronizing an altered visualization of the second 3-D image to substantially concurrently display with the same visualization as the manipulated visualization of the first 3-D image.

16. A method according to claim 15, further comprising defining a plurality of groups of 3-D images, wherein the first and second 3-D images are one of a plurality of 3-D images within a first group, and wherein the electronically synchronizing is carried out to alter all of the images within the first group of images to display with the same visualization as the manipulated visualization of the first image.

17. A method according to claim 16, wherein the electronically synchronizing is carried out to alter all of the 3-D images within a plurality of the groups to display with the same visualization as the manipulated visualization of the first image in the first group.

18. A signal processor circuit comprising a 3-D synchronization module in communication with a physician workstation, the 3-D synchronization module configured to synchronize a 3-D image of a patient on a second display with that of a corresponding 3-D image of the patient on a first display, based on a physician'"'"'s interactive input of a desired view of the patient using the first display.

19. A signal processor circuit according to claim 18, wherein the 3-D synchronization module is configured to define a plurality of groups of 3-D images, wherein the corresponding 3-D images are one of a plurality of 3-D images within a first group, and wherein synchronization is applied to all the images within the first group of images on the first and second displays.

20. A signal processor circuit according to claim 18, wherein the 3-D synchronization module is configured to define a plurality of groups of 3-D images, wherein the corresponding 3-D images are one of a plurality of 3-D images within a first group, and wherein synchronization is applied to all the images within the first group of images and to at least one other defined group of images on the first and second displays.

21. A signal processor circuit comprising a 3-D synchronization module in communication with a physician workstation, the 3-D synchronization module configured to synchronize a 3-D image of a patient on a second display with that of a corresponding 3-D image of the patient on a first display, based on a sequence of views defined by a visualization algorithm corresponding to a defined diagnosis or medical condition review protocol.

22. A signal processor circuit according to claim 21, wherein the 3-D synchronization module is configured to define a plurality of groups of 3-D images, wherein the corresponding 3-D images are one of a plurality of 3-D images within a first group, and wherein synchronization is applied to all the images within the first group of images on the first and second displays.

23. A signal processor circuit according to claim 21, wherein the 3-D synchronization module is configured to define a plurality of groups of 3-D images, wherein the corresponding 3-D images are one of a plurality of 3-D images within a first group, and wherein synchronization is applied to all the images within the first group of images and to at least one other defined group of images on the first and second displays.

24. A visualization system having 3-D medical image synchronization, comprising:

a rendering system configured to generate 3-D medical images from respective digital medical volume data sets of one or more patients;

a first display in communication with the rendering system configured to display a first 3-D medical image generated by the rendering system, the first 3-D image associated with a first medical volume data set of a patient;

a second display in communication with the rendering system configured to display a corresponding second 3-D medical image of the patient, the second 3-D image associated with a second different medical volume data set of the patient;

a physician workstation comprising a graphic user interface (GUI) in communication with the first 3-D medical image on the first display to allow a physician to interactively alter the first 3-D image; and

a signal processor comprising a 3-D synchronization module in communication with the physician workstation, the 3-D synchronization module configured to synchronize the 3-D image on the second display with that of the 3-D image on the first display based on a physician'"'"'s interactive input of a desired view of the patient.

25. A system according to claim 24, wherein the synchronization module is configured to programmatically (a) alter a transfer function parameter (b) segment and (c) sculpt to alter a view of the first image and substantially concurrently electronically alter a view of the second image in the same manner.

26. A system according to claim 24, wherein the first and second 3-D images are direct volume renderings of CT or MR images.

27. A system according to claim 24, wherein the first and second 3-D images are generated from respective digital volumetric data sets from different imaging modalities.

28. A system according to claim 24, wherein the GUI is configured to manipulate the visualization of the first 3-D image by electronically sculpting or segmenting the first 3-D image to thereby remove portions of the volume from view, and wherein the synchronization module is configured to do the same operation to the second 3-D image substantially concurrently.

29. A system according to claim 24, wherein the rendering system is configured to generate at least one 2-D image associated with each 3-D image adjacent the respective first and second 3-D images on the at least one display;

and wherein the synchronization module is configured to automatically electronically update a view of the at least one 2-D image to thereby correlate the 2-D images with the altered visualization of the first and second 3-D images.

30. A system according to claim 24, wherein the first and second displays are configured as a unitary display screen.

31. A system according to claim 24, wherein the first and second displays are configured as a discrete displays.

32. A system according to claim 24, wherein the 3-D synchronization module is configured to define a plurality of groups of 3-D images, wherein the corresponding 3-D images are one of a plurality of 3-D images within a first group, and wherein synchronization is applied to all the images within the first group of images on the first and second displays.

33. A system according to claim 24, wherein the 3-D synchronization module is configured to define a plurality of groups of 3-D images, wherein the corresponding 3-D images are one of a plurality of 3-D images within a first group, and wherein synchronization is applied to all the images within the first group of images and to at least one other defined group of images on the first and second displays.

34. A computer program product for providing physician interactive access to patient medical volume data for generally concurrently rendering a plurality of related 3-D diagnostic medical images, the computer program product comprising:

a 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 and second 3-D medical digital images of a patient on at least one display;

computer readable program code configured to alter a visualization of the first 3-D image on the at least one display; and

computer readable program code configured to synchronize visualization of the second 3-D image responsive to the altering of the first 3-D image.

35. A computer program product according to claim 34, wherein the computer readable program code configured to alter the visualization comprises computer readable program code that accepts user input to manipulate a visualization of the first 3-D image on the at least one display.

36. A computer program product according to claim 34, wherein the computer readable program code configured to alter the visualization comprises computer program code configured to change a transfer function parameter to generate the altered first 3-D image and the synchronized second 3-D image.

37. A computer program product according to claim 34, further comprising:

computer readable program code configured to provide at least one 2-D image associated with each 3-D image adjacent the respective first and second 3-D images on the at least one display; and

computer readable program code configured to automatically update the at least one 2-D image responsive based on the synchronized visualization of the second 3-D image to thereby correlate the 2-D images with the altered visualization of the first and second 3-D images.

38. A computer program product according to claim 37, further comprising computer readable program code configured to define a plurality of groups of 3-D images, wherein the first and second 3-D images are one of a plurality of 3-D images within a first group, wherein synchronization is applied to all the images within the first group of images on the at least one display.

39. A signal processor circuit according to claim 37, further comprising computer readable program code configured to define a plurality of groups of 3-D images, wherein the first and second 3-D images are one of a plurality of 3-D images within a first group, wherein synchronization is applied to all the images within the first group of images and to at least one other defined group of images on the first and second displays.