IP Library Granted Patent US 10,835,197
Granted Patent B2
US 10,835,197 · App. 15/589,060 · Granted Nov 17, 2020

Medical diagnostic-imaging apparatus and medical-information management apparatus

Inventors: Takahiro Goto (Utsunomiya, JP); Shinsuke Tsukagoshi (Nasushiobara, JP); Go Mukumoto (Obu, JP)
Assignee: CANON MEDICAL SYSTEMS CORPORATION
A61B6/5294A61B6/032A61B6/465A61B6/488A61B6/5205A61B6/545A61B6/06A61B6/4035A61B6/481A61B6/504
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Quick Facts
Patent No.
US 10,835,197
App. No.
15/589,060
Granted
Nov 17, 2020
Kind
B2
Abstract

An X-ray computer tomography (CT) apparatus according to an embodiment includes processing circuitry. The processing circuitry an operation to change information relating to a range of a part that is defined based on a plurality of anatomical landmarks in any one of image data of a subject and image data of a virtual patient image. The processing circuitry performs any one of a first setting processing and a second setting processing, the first setting processing of changing a part of the anatomical landmarks to define the range of the part, the second setting processing of setting, for a part of the anatomical landmarks, a position departed therefrom by a predetermined length in a predetermine direction as an actual anatomical landmark.

Claims (57)

1. A medical diagnostic-imaging apparatus comprising processing circuitry configured to:

accept an operation to change information relating to a scan range of an imaging part that is defined based on a plurality of anatomical landmarks in any one of image data of a subject and image data of a virtual patient image, and

perform any one of a first setting processing and a second setting processing based on information relating to the scan range of the imaging part after the change, the first setting processing setting an anatomical landmark that is positioned near an outer rim of the scan range of the imaging part subjected to the change as an anatomical landmark to define the outer rim of the scan range of the imaging part, thereby changing a part of the plurality of anatomical landmarks to define the scan range of the imaging part, and the second setting processing setting, for a part of the plurality of anatomical landmarks, a position departed therefrom by a predetermined length in a predetermined direction as an actual anatomical landmark, wherein the processing circuitry is further configured to:

reconstruct three-dimensional positioning image data from projection data that is collected by detecting an X-ray that has passed through the subject, in positioning imaging,

detect a plurality of imaging parts of the subject included in the three-dimensional positioning image data,

store a history of the operation in a predetermined storage, and

perform any one of the first setting processing and the second setting processing, based on the history of the operation stored in the storage.

2. The medical diagnostic-imaging apparatus according to claim 1 , wherein

the processing circuitry acquires the history of the operation from the storage, identifies a landmark that is present near an outer rim of a scan range after change per the acquired history of the operation, and updates a position defining the outer rim of the scan range to a position of a landmark that is identified predetermined times or more out of the identified landmarks.

3. The medical diagnostic-imaging apparatus according to claim 2 , wherein

the processing circuitry stores a distance by which the scan range has been shifted on a virtual patient image, in the storage as the history.

4. The medical diagnostic-imaging apparatus according to claim 1 , wherein

the processing circuitry acquires the history of the operation from the storage, identifies a distance by which a scan range after change has been shifted per the acquired history of the operation, and updates a position defining the outer rim of the scan range based on a shortest distance out of the identified distances.

5. The medical diagnostic-imaging apparatus according to claim 1 , wherein

the processing circuitry acquires the history of the operation from the storage, identifies a landmark that is present near an outer rim of a scan range after change per the acquired history of the operation, and updates a position defining the outer rim of the scan range to a position of a landmark that is identified predetermined times or more out of the identified landmarks when the landmarks have been identified for all of histories of operation, and updates a position defining the outer rim of the scan range based on a shortest distance out of distances by which the change has been made when landmarks are not identified for all of the histories of operation.

6. The medical diagnostic-imaging apparatus according to claim 1 , wherein

the processing circuitry further stores a history of selection in the storage each time an imaging plan is selected according to an examination order, and updates information about an imaging plan to be presented when the examination order is received, based on the examination order and the imaging plan that are included in the history stored in the storage.

7. The medical diagnostic-imaging apparatus according to claim 1 , wherein

the processing circuitry acquires the history of the operation that is stored in other devices that are different from an own device, stores the acquired history of the operation in the storage of the own device, and performs any one of the first setting processing and the second setting processing based on the history of the operation of the own device and the other device stored in the storage.

8. A medical diagnostic-imaging apparatus comprising processing circuitry configured to:

receive an examination order from a device installed in a hospital,

select an imaging plan according to the examination order,

store, each time the imaging plan is selected, a history of selection in a predetermined storage, and

update information about an imaging plan to be presented when the examination order is received, based on the examination order and the imaging plan that are included in the history stored in the storage.

9. A medical-information management apparatus comprising processing circuitry configured to:

accept an operation to change information relating to a scan range of an imaging part that is defined based on a plurality of anatomical landmarks in any one of image data of a subject and image data of a virtual patient image, and

perform any one of a first setting processing and a second setting processing based on information relating to the scan range of the imaging part after the change, the first setting processing setting an anatomical landmark that is positioned near an outer rim of the scan range of the imaging part subjected to the change as an anatomical landmark to define the outer rim of the scan range of the imaging part, thereby changing a part of the plurality of anatomical landmarks to define the scan range of the imaging part, and the second setting processing setting, for a part of the plurality of anatomical landmarks, a position departed therefrom by a predetermined length in a predetermined direction as an actual anatomical landmark, wherein the processing circuitry is further configured to:

reconstruct three-dimensional positioning image data from projection data that is collected by detecting an X-ray that has passed through the subject, in positioning imaging,

detect a plurality of imaging parts of the subject included in the three-dimensional positioning image data,

store a history of the operation in a predetermined storage, and

perform any one of the first setting processing and the second setting processing, based on the history of the operation stored in the storage.

10. The medical-information management apparatus according to claim 9 , wherein

the processing circuitry acquires the history of the operation from the storage, identifies a landmark that is present near an outer rim of a scan range after change per the acquired history of the operation, and updates a position defining the outer rim of the scan range to a position of a landmark that is identified predetermined times or more out of the identified landmarks.

11. The medical-information management apparatus according to claim 9 , wherein

the processing circuitry acquires the history of the operation from the storage, identifies a distance by which a scan range after change has been shifted per the acquired history of the operation, and updates a position defining the outer rim of the scan range based on a shortest distance out of the identified distances.

12. The medical-information management apparatus according to claim 9 , wherein

the processing circuitry acquires the history of the operation from the storage, identifies a landmark that is present near an outer rim of a scan range after change per the acquired history of the operation, and updates a position defining the outer rim of the scan range to a position of a landmark that is identified predetermined times or more out of the identified landmarks when the landmarks have been identified for all of histories of operation, and updates a position defining the outer rim of the scan range based on a shortest distance out of distances by which the change has been made when landmarks are not identified for all of the histories of operation.

13. The medical-information management apparatus according to claim 9 , wherein

the processing circuitry further stores a history of selection in the storage each time an imaging plan is selected according to an examination order, and updates information about an imaging plan to be presented when the examination order is received, based on the examination order and the imaging plan that are included in the history stored in the storage.

14. A medical diagnostic-imaging apparatus comprising processing circuitry configured to:

reconstruct, in positioning imaging, three-dimensional positioning image data from projection data that is collected by detecting an X-ray that has passed through a subject;

detect a plurality of imaging parts of the subject included in the three-dimensional positioning image data;

accept an operation to change information relating to a scan range of an imaging part that is defined based on a plurality of anatomical landmarks in any one of image data of the subject and image data of a virtual patient image;

store a history of the operation in a predetermined storage; and

perform any one of a first setting processing and a second setting processing based on the history of the operation stored in the storage, the first setting processing changing a part of the plurality of anatomical landmarks to define the scan range of the imaging part, and the second setting processing setting, for a part of the plurality of anatomical landmarks, a position departed therefrom by a predetermined length in a predetermined direction as an actual anatomical landmark.

15. The medical diagnostic-imaging apparatus according to claim 14 , wherein

the processing circuitry acquires the history of the operation from the storage, identifies a landmark that is present near an outer rim of a scan range after change per the acquired history of the operation, and updates a position defining the outer rim of the scan range to a position of a landmark that is identified predetermined times or more out of the identified landmarks.

16. The medical diagnostic-imaging apparatus according to claim 15 , wherein

the processing circuitry stores a distance by which the scan range has been shifted on a virtual patient image, in the storage as the history.

17. The medical diagnostic-imaging apparatus according to claim 14 , wherein

the processing circuitry acquires the history of the operation from the storage, identifies a distance by which a scan range after change has been shifted per the acquired history of the operation, and updates a position defining the outer rim of the scan range based on a shortest distance out of the identified distances.

18. The medical diagnostic-imaging apparatus according to claim 14 , wherein

the processing circuitry acquires the history of the operation from the storage, identifies a landmark that is present near an outer rim of a scan range after change per the acquired history of the operation, and updates a position defining the outer rim of the scan range to a position of a landmark that is identified predetermined times or more out of the identified landmarks when the landmarks have been identified for all of histories of operation, and updates a position defining the outer rim of the scan range based on a shortest distance out of distances by which the change has been made when landmarks are not identified for all of the histories of operation.

19. The medical diagnostic-imaging apparatus according to claim 14 , wherein

the processing circuitry further stores a history of selection in the storage each time an imaging plan is selected according to an examination order, and updates information about an imaging plan to be presented when the examination order is received, based on the examination order and the imaging plan that are included in the history stored in the storage.

20. The medical diagnostic-imaging apparatus according to claim 14 , wherein

the processing circuitry acquires the history of the operation that is stored in other devices that are different from an own device, stores the acquired history of the operation in the storage of the own device, and performs any one of the first setting processing and the second setting processing based on the history of the operation of the own device and the other device stored in the storage.

Assignments (2)
CHANGE OF NAME Recorded Jul 26, 2019
From: TOSHIBA MEDICAL SYSTEMS CORPORATION
To: CANON MEDICAL SYSTEMS CORPORATION
Reel/Frame 049879/0342 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 22, 2017
From: GOTO, TAKAHIRO; TSUKAGOSHI, SHINSUKE; MUKUMOTO, GO
To: TOSHIBA MEDICAL SYSTEMS CORPORATION
Reel/Frame 042776/0497 →
Priority Claims (2)
JP 2016-094105 · May 9, 2016 · national
JP 2017-088345 · Apr 27, 2017 · national
Continuity (1)
Related Publication 20170319166A1 · Nov 9, 2017