Motion information processing device

Patent metadata

Field	Value
Publication number	US-9710920-B2
Application number	US-201514793396-A
Country	US
Kind code	B2
Filing date	Jul 7, 2015
Priority date	Jan 18, 2013
Publication date	Jul 18, 2017
Grant date	Jul 18, 2017

Abstract

A motion information processing device for supporting a rehabilitation according to an embodiment includes obtaining circuitry and specification circuitry. The obtaining circuitry obtains image information of a subject carrying out a predetermined motion in the rehabilitation and surroundings of the subject. The specification circuitry specifies motion information of the subject carrying out the predetermined motion on the basis of a predetermined feature in the image information obtained by the obtaining circuitry.

First claim

What is claimed is:

1. A motion information processing device for supporting a rehabilitation, the motion information processing device comprising:
obtaining circuitry configured to obtain image information of a subject carrying out a predetermined motion in the rehabilitation and surroundings of the subject, the image information including photographic image information and depth image information; and
specification circuitry configured to calculate positions of joints of the subject from the photographic image information and the depth image information included in the image information obtained by the obtaining circuitry, and to specify motion information of the subject carrying out the predetermined motion on the basis of a feature represented by the calculated positions of joints.

2. The motion information processing device according to claim 1 , further comprising receiving circuitry configured to receive a specification operation for specifying a predetermined area in the image information, wherein
the specification circuitry is configured to specify motion information of a subject carrying out the predetermined motion within the area received by the receiving circuitry as the feature.

3. The motion information processing. device according to claim 1 , wherein the specification circuitry is configured to extract subject information indicating the subject as the feature from the image information obtained by the obtaining circuitry, and specifies motion information of the subject carrying out the predetermined motion on the basis of the extracted subject information.

4. The motion information processing device according to claim 3 , wherein the specification circuitry is configured to extract, as the subject information, at least one of information indicating a moving object contained in the image information, information representing a human body skeleton, and a set item set in advance for the subject, and specifies motion information of the subject carrying out the predetermined motion on the basis of the extracted subject information.

5. The motion information processing device according to claim 4 , wherein the specification circuitry is configured to determine an object whose position changes in a three-dimensional space around the subject to be the moving object in image information obtained over time by the obtaining circuitry.

6. The motion information processing device according to claim 4 , wherein the specification circuitry is configured to determine a set of joint points along a human body structure in information of joint points contained in the image information to be information representing the human body skeleton.

7. The motion information processing device according to claim 1 , further comprising display control circuitry configured to perform control to display a display image obtained by superimposing the information indicating the subject on the image information at a position corresponding to the motion information specified by the specification circuitry.

8. The motion information processing device according to claim 1 , further comprising:
determination circuitry configured to determine whether or not the subject associated with the motion information specified by the specification circuitry is a rehabilitation subject that receives rehabilitation by using information representing a feature of the rehabilitation subject; and
output control circuitry configured to output a determination result of the determination by the determination circuitry.

9. The motion information processing device according to claim 1 , further comprising generation circuitry configured to generate medical image information allowing confirmation of a motion of the subject without containing personal information of the subject on the basis of at least one of information representing the human body skeleton of the subject, the information being contained in the motion information specified by the specification circuitry in time series, and image information in which the subject is photographed.

10. A motion information processing device comprising:
obtaining circuitry configured to obtain motion information representing a motion of a person;
determination circuitry configured to detect positons of joints of the person from the motion information and to determine whether or not a person associated with the motion information is a subject of rehabilitation based on whether or not a feature represented the detected positions of joints of the person corresponds to information representing a feature of motion of joints of the subject; and
output control circuitry configured to output a determination result of determination by the determination circuitry.

11. The motion information processing device according to claim 10 , further comprising subject motion feature storage circuitry configured to store subject motion feature information representing a feature of a motion of the subject as information representing the feature of the subject, wherein
the determination circuitry is configured to refer to the subject motion feature storage circuitry and determines whether or not a person associated with the motion information obtained by the obtaining circuitry is the subject.

12. The motion information processing device according to claim 10 , further comprising a caregiver motion feature storage circuitry configured to store caregiver motion feature information representing a feature of a motion of a caregiver assisting the subject, wherein
the determination circuitry is further configured to refer to the caregiver motion feature storage circuitry, and determines whether or not a person associated with the motion information obtained by the obtaining circuitry is the caregiver.

13. The motion information processing device according to claim 10 , further comprising generation circuitry configured to generate evaluation information for evaluating the rehabilitation from the motion information obtained by the obtaining circuitry, wherein
the output control circuitry is configured to store the evaluation information generated by the generation circuitry and the determination result of determination by the determination circuitry in association with each other in a predetermined storage circuitry.

14. The motion information processing device according to claim 13 , wherein the output control circuitry is configured to display a screen for confirmation of the determination result of determination by the determination circuitry on a predetermined display circuitry, and when the determination result is confirmed, stores the determination result and the evaluation information generated by the generation circuitry in association with each other in the predetermined storage circuitry.

15. The motion information processing device according to claim 10 , further comprising a subject feature storage circuitry configured to store subject feature information representing a physical feature of the subject or an object accompanying the subject, wherein
the obtaining circuitry is further configured to obtain an image in which a person is photographed, and
the determination circuitry is further configured to refer to the subject feature storage circuitry, and determines whether or not a person in the image obtained by the obtaining circuitry is the subject.

16. The motion information processing device according to claim 15 , wherein the physical feature of the subject is obtained from information recorded on an electronic medical record.

17. The motion information processing device according to cla

Assignees

• Toshiba Medical Sys Corp

Inventors

• Utsunomiya Kazuki
• Yoshida Masashi
• Konishi Hayato
• Ishii Shigeyuki
• Sakaue Kousuke
• Ikeda Satoshi

Classifications

• G09B19/003

  Repetitive work cycles; Sequence of movements · CPC title

• G06T2207/30196

  Human being; Person · CPC title

• G06T7/251 Primary

  involving models · CPC title

• G06T7/246

  using feature-based methods, e.g. the tracking of corners or segments · CPC title

• A61B5/112

  Gait analysis · CPC title