IP Library › Granted Patent US 11,375,934
Granted Patent B2
US 11,375,934 · App. 16/198,962 · Granted Jul 5, 2022

Biomagnetic measurement apparatus, biological information measurement apparatus, and biomagnetic measurement method

Inventors: Yoshinori Okada (Kanagawa, JP); Yoshihisa Naijo (Kanagawa, JP); Hiroshi Deguchi (Kanagawa, JP); Taishi Watanabe (Tokyo, JP); Yuki Miyano (Kanagawa, JP); Shigenori Kawabata (Tokyo, JP)
Assignees: Ricoh Company, Ltd.; NATIONAL UNIVERSITY CORPORATION TOKYO MEDICAL AND DENTAL UNIVERSITY
A61B5/242A61B5/704A61B6/032A61B6/0407A61B2562/0223
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Quick Facts
Patent No.
US 11,375,934
App. No.
16/198,962
Granted
Jul 5, 2022
Kind
B2
Abstract

A biomagnetic measurement apparatus includes a table on which a subject is placed; a biomagnetic detector configured to detect a biomagnetic field of the subject; a supporter configured to support a detection target region from which the biomagnetic field of the subject is detected; a radiation detector provided below the supporter; and a position changer configured to change relative positions of the biomagnetic detector and the detection target region. The supporter has a surface shape that corresponds to a surface of the biomagnetic detector.

Claims (46)

1. A biomagnetic measurement apparatus comprising:

a table on which a subject is placed;

a biomagnetic detector configured to detect, a biomagnetic field of the subject;

a supporter attached to the table and configured to support a detection target region from which the biomagnetic field of the subject is detected;

a radiation detector holder configured to detachably hold a radiation detector and provided below the supporter; and

a position changer configured to change relative positions of the biomagnetic detector and the detection target region, wherein

the supporter has a surface shape that corresponds to a surface of the biomagnetic detector so as to contact with the biomagnetic detector in a position that the biomagnetic detector is in a closest position to the detection target region while the radiation detector is detached from the radiation detector holder.

2. The biomagnetic measurement apparatus according to claim 1 , wherein the position changer moves the subject and the table, while a position of the biomagnetic detector is fixed.

3. The biomagnetic measurement apparatus according to claim 1 , wherein the position changer moves the subject and the supporter, while a position of the biomagnetic detector is fixed.

4. lie biomagnetic measurement apparatus according to claim 1 , wherein

the position changer moves the subject, the table, and the supporter in a vertically upward direction, and

the radiation detector is disposed in a gap that is formed between the biomagnetic detector and the supporter in a state that the position changer moves the subject and the supporter to an elevated position.

5. The biomagnetic measurement apparatus according to claim 1 , wherein the position changer moves the subject in a horizontal direction, while a position of the biomagnetic detector is fixed.

6. The biomagnetic measurement apparatus according to claim 1 , wherein the table includes a plurality of region-specific tables.

7. The biomagnetic measurement apparatus according to claim 6 , wherein the supporter is disposed between the plurality of region-specific tables.

8. The biomagnetic measurement apparatus according to claim wherein the supporter is held so as to be detachable from the table.

9. A biomagnetic measurement apparatus configured to detect a biomagnetic field and capture a radiation image of a detection target region of a subject, comprises:

a table on which a subject is placed;

a biomagnetic detector configured to detect, a biomagnetic field of the subject;

a supporter attached to the table and configured to support a detection target region from which the biomagnetic field of the subject is detected;

a radiation detector holder configured to detachably hold a radiation detector and provided below the supporter; and

a position changer configured to change relative positions of the biomagnetic detector and the detection target region,

wherein the supporter has a surface shape that corresponds to a surface of the biomagnetic detector so as to contact with the biomagnetic detector in a position that the biomagnetic detector is in a closest position to the detection target region while the radiation detector is detached from the radiation detector holder, and

wherein the biomagnetic detector and the radiation detector are configured to perform the detecting of the biomagnetic field and the capturing of the radiation image upon moving the subject to different positions respectively corresponding to the detecting of the biomagnetic field and the capturing of the radiation image, while maintaining a posture of the subject.

10. A biological information measurement apparatus comprising:

a table on which a subject is placed;

a first biological information detector configured to detect first biological information of the subject;

a supporter attached to the table and configured to support a detection target region from which the first biological information of the subject is detected;

a second biological information detector holder configured to detachably hold a second biological information detector configured to detect second biological information of the subject that is different from the first biological information, the second biological information detector being provided below the, supporter; and

a position changer configured to change relative positions of the first biological information detector and the detection target region, wherein the supporter has a surface shape that corresponds to a surface of the first biological information detector so as to contact with the first biomagnetic detector in a position that the biomagnetic detector is in a closest position to the detection target region while the radiation detector is detached from the radiation detector holder.

11. The biological information measurement apparatus according to claim 10 , wherein

the first biological information does not include information relating to morphology of the subject, and

the second biological information includes a morphological image of the subject.

12. A biomagnetic measurement method comprising:

placing a detection target region of a subject on a table so that the detection target region faces a supporter attached to the table;

capturing a radiation image of a detection target region of the subject, by using a radiation detector;

detecting a biomagnetic field of the detection target region, by using a biomagnetic detector; and

changing relative positions of the biomagnetic detector and the detection target region, while maintaining a posture of the subject so that the detection target region faces the supporter, between the capturing of the radiation image and the detecting of the biomagnetic field, the supporter having a surface shape that corresponds to a surface of a biomagnetic detector so as to contact with the biomagnetic detector in a position that the biomagnetic detector is in a closest position to the detection target region while the radiation detector is detached from the radiation detector holder.

13. The biomagnetic measurement method according to claim 12 , further comprising:

removing the radiation detector from between the detection target region and the biomagnetic detector, before the detecting of the biomagnetic field.

14. The biomagnetic measurement method according to claim 12 , wherein the capturing of the radiation image is performed while keeping the subject on a table and supporting the detection target region with a supporter having a surface shape that corresponds to a surface of the biomagnetic detector.

15. The biomagnetic measurement method according to claim 14 , further comprising:

removing the supporter from between the detection target region and the biomagnetic detector, before the detecting of the biomagnetic field.

16. The biomagnetic measurement apparatus according to claim 2 , wherein the position changer simultaneously moves the supporter and the table.

17. The biomagnetic measurement apparatus according to claim 1 , wherein the supporter includes an, electromagnetic coil embedded therein that is detected by the radiation detector and the biomagnetic detector.

18. The biomagnetic measurement apparatus according to claim 1 , wherein the radiation detector holder has a cutout and the biomagnetic detector penetrates the radiation detector holder through the cutout when the biomagnetic detector is in the closest position to the detection target region while the radiation detector is detached from the radiation detector holder.

Assignments (3)
MERGER Recorded Dec 19, 2024
From: NATIONAL UNIVERSITY CORPORATION TOKYO MEDICAL AND DENTAL UNIVERSITY
To: INSTITUTE OF SCIENCE TOKYO
Reel/Frame 069747/0188 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 16, 2024
From: RICOH COMPANY, LTD.
To: INSTITUTE OF SCIENCE TOKYO
Reel/Frame 069595/0934 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 23, 2018
From: OKADA, YOSHINORI; NAIJO, YOSHIHISA; DEGUCHI, HIROSHI; WATANABE, TAISHI; MIYANO, YUKI; KAWABATA, SHIGENORI
To: RICOH COMPANY, LTD.; NATIONAL UNIVERSITY CORPORATION TOKYO MEDICAL AND DENTAL UNIVERSITY
Reel/Frame 047568/0297 →
Priority Claims (2)
JP JP2017-231571 · Dec 1, 2017 · national
JP JP2018-205986 · Oct 31, 2018 · national
Continuity (1)
Related Publication 20190167135A1 · Jun 6, 2019