INFORMATION PROVIDING METHOD AND MEDICAL DIAGNOSIS APPARATUS FOR PROVIDING INFORMATION

• US 20150208981A1
• Filed: 04/07/2015
• Published: 07/30/2015
• Est. Priority Date: 06/21/2013
• Status: Abandoned Application

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: OH, Keum-yong, KIM, Hei-soog, BAN, Dae-hyun, JO, Jae-moon, CHOI, Byung-sun, CHOI, Yang-lim, JUNG, Sung-pil
• Application Number:
  US14/680,387
• Publication Number:
  US 20150208981A1
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: A61B 5/0059 using light, e.g. diagnosis by transillumination, diascopy, fluorescence A61B5/0093, A61B5/1455, A61B5/02416 and A61B5/0261 take precedence
• CPC Class Codes: A61B 5/055 involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
• CPC Class Codes: A61B 5/1128 using image analysis A61B5/1127 takes precedence
• CPC Class Codes: A61B 5/486 Bio-feedback A61B5/375 takes precedence
• CPC Class Codes: A61B 5/704 Tables
• CPC Class Codes: A61B 5/721 using a separate sensor to detect motion or using motion information derived from signals other than the physiological signal to be measured
• CPC Class Codes: A61B 5/7214 using signal cancellation, e.g. based on input of two identical physiological sensors spaced apart, or based on two signals derived from the same sensor, for different optical wavelengths
• CPC Class Codes: A61B 5/7246 using correlation, e.g. template matching or determination of similarity
• CPC Class Codes: A61B 5/7282 Event detection, e.g. detecting unique waveforms indicative of a medical condition A61B5/4094, A61B5/4818, A61B5/349, A61B5/0823 take precedence
• CPC Class Codes: A61B 5/7285 for synchronising or triggering a physiological measurement or image acquisition with a physiological event or waveform, e.g. an ECG signal A61B6/5205, A61B6/541, A61B8/5207, A61B8/543 take precedence
• CPC Class Codes: A61B 5/7405 using sound
• CPC Class Codes: A61B 5/742 using visual displays A61B5/339 takes precedence
• CPC Class Codes: A61B 5/743 Displaying an image simultaneously with additional graphical information, e.g. symbols, charts, function plots
• CPC Class Codes: A61B 6/032 Transmission computed tomography [CT]
• CPC Class Codes: A61B 6/461 Displaying means of special interest
• CPC Class Codes: A61B 6/527 using data from a motion artifact sensor
• CPC Class Codes: A61B 6/54 Control of apparatus or devices for radiation diagnosis
• CPC Class Codes: G01R 33/283 Intercom or optical viewing arrangements, structurally associated with NMR apparatus
• CPC Class Codes: G01R 33/48 NMR imaging systems
• CPC Class Codes: G01R 33/546 Interface between the MR system and the user, e.g. for controlling the operation of the MR system or for the design of pulse sequences
• CPC Class Codes: G01R 33/56509 : due to motion, displacement or flow, e.g. gradient moment nulling G01R33/567 takes precedence

Abstract

A method of providing information for magnetic resonance imaging (MRI) includes: performing an imaging of a patient by executing a sequence including a plurality of protocols; and providing, to the patient, threshold related information about a motion of the patient which corresponds to a currently executed protocol, of the plurality of protocols.

Claims

1. A method of providing information for magnetic resonance imaging (MRI), the method comprising:

performing an imaging of a patient by executing a sequence comprising a plurality of protocols; and

providing, to the patient, threshold related information about a motion of the patient which corresponds to a currently executed protocol, of the plurality of protocols.

2. The method of claim 1, further comprising:

detecting the motion of the patient positioned for the imaging, prior to the providing.

3. The method of claim 2, wherein the threshold related information comprises:

information indicating a threshold value for the motion of the patient and information about the detected motion of the patient.

4. The method of claim 3, wherein the threshold related information indicates a level of the detected motion as a comparison with the threshold value.

5. The method of claim 3, wherein the providing the threshold related information comprises:

providing, to the patient, a user interface screen configured to display a graphical bar including a gauge which provides a visual comparison of a level of the detected motion with the threshold value.

6. The method of claim 5, wherein the providing the threshold related information further comprises:

displaying the gauge together with a numerical value of the level of the detected motion as compared to the threshold value.

7. The method of claim 1, wherein the providing the threshold related information comprises:

providing, to the patient, a notification to control the motion.

8. The method of claim 1, wherein the providing the threshold related information comprises:

providing information indicating a recapture of an image of the patient.

9. The method of claim 2, wherein the providing the threshold related information comprises:

providing information indicating that a level of the detected motion exceeds a threshold value.

10. The method of claim 1, wherein the providing the threshold related information comprises:

displaying the threshold related information on an in-bore display of an MRI apparatus.

11. The method of claim 1, further comprising:

setting a threshold value for the motion of the patient corresponding to the plurality of protocols.

12. The method of claim 11, wherein the plurality of protocols comprises a first protocol corresponding to a center portion of the K-space and a second protocol corresponding to a boundary portion of the K-space, and

the setting the threshold value comprises setting a first threshold value, which is applied during an execution of the first protocol, to be of a lower value than a second threshold value, which is applied during the execution of the second protocol.

13. The method of claim 11, wherein the plurality of protocols comprises a first protocol and a second protocol which provides a relatively more accurate measurement result as compared to the first protocol, and

the setting the threshold value comprises setting a second threshold value, which is applied during an execution of the second protocol, to be of a lower value than a first threshold value, which is applied during the execution of the first protocol.

14. A magnetic resonance imaging (MRI) apparatus comprising:

a controller configured to perform an imaging of a patient by executing a sequence comprising a plurality of protocols; and

a user interface unit configured to provide, to the patient, threshold related information about a motion of the patient which corresponds to a currently executed protocol, of the plurality of protocols.

15. The magnetic resonance imaging apparatus of claim 14, further comprising:

a sensor configured to detect the motion of the patient positioned for the imaging.

16. The magnetic resonance imaging apparatus of claim 15, wherein the threshold related information comprises information indicating a threshold value and information about the detected motion of the patient.

17. The magnetic resonance imaging apparatus of claim 16, wherein the threshold related information indicates a level of the detected motion as a comparison with the threshold value.

18. The magnetic resonance imaging apparatus of claim 16, wherein the user interface unit is configured to provide a user interface screen configured to display a graphical bar including a gauge providing a visual comparison of a level of the detected motion with the threshold value as the threshold related information.

19. The magnetic resonance imaging apparatus of claim 18, wherein the threshold related information comprises the gauge displayed together with a numerical value of the level of the detected motion as compared to the threshold value.

20. The magnetic resonance imaging apparatus of claim 14, wherein the user interface unit comprises an in-bore display configured to display the threshold related information on a screen.

21. The magnetic resonance imaging apparatus of claim 14, wherein the threshold related information comprises a notification, to the patient, to control the motion.

22. The magnetic resonance imaging apparatus of claim 14, wherein the threshold related information comprises information indicating a recapture of an image of the patient.

23. The magnetic resonance imaging apparatus of claim 15, wherein the threshold related information comprises information indicating that a level of the detected motion exceeds the threshold value.

24. The magnetic resonance imaging apparatus of claim 14, wherein the controller is configured to set a threshold value for the motion of the patient corresponding to the plurality of protocols.

25. The magnetic resonance imaging apparatus of claim 24, wherein the plurality of protocols comprises a first protocol corresponding to a center portion of the K-space and a second protocol corresponding to a boundary portion of the K-space, and

the controller is configured to set a first threshold value, which is applied during an execution of the first protocol, to be of a lower value than a second threshold value, which is applied during the execution of the second protocol.

26. The magnetic resonance imaging apparatus of claim 24, wherein the plurality of protocols comprises a first protocol and a second protocol which provides a relatively more accurate measurement result as compared to the first protocol, and

the controller is configured to set a second threshold value, which is applied during an execution of the second protocol, to be of a lower value than a first threshold value, which is applied during the execution of the first protocol.