# US 10,441,172 B2 · Brain image reconstruction apparatus

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- Number: US 10,441,172 B2
- Document ID: US10441172B2
- Status: Granted
- Kind: B2
- Application number: 15/735,442
- Filed: 2016-07-29
- Published: 2018-06-21
- Granted: 2019-10-15
- Earliest claimed: 2015-08-05
- Assignees: Seiko Epson Corporation
- Applicants: Seiko Epson Corporation
- Inventors: Toshiyuki Tanaka; Hiroaki Hosomi
- Web page: https://patentgrep.com/patent/US10441172B2

## CPC

- A61B 5/0042: {for the brain}
- A61B 5/05: Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves (measuring movement of the entire body or parts thereof A61B5/11; detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof A61B5/24)
- A61B 5/16: Devices for psychotechnics (using teaching or educational appliances G09B1/00 - G09B7/00); Testing reaction times {; Devices for evaluating the psychological state}
- A61B 5/384: Recording apparatus or displays specially adapted therefor
- A61B 5/4064: {Evaluating the brain (for intracranial pressure A61B5/031; for cerebral blood gases A61B5/14553; using EEG A61B5/369)}
- A61B 5/7246: {using correlation, e.g. template matching or determination of similarity}
- A61B 5/246: using evoked responses
- A61B 5/7475: {User input or interface means, e.g. keyboard, pointing device, joystick}
- G06F 3/01: Input arrangements or combined input and output arrangements for interaction between user and computer (G06F3/16 takes precedence)
- G06F 3/015: {Input arrangements based on nervous system activity detection, e.g. brain waves [EEG] detection, electromyograms [EMG] detection, electrodermal response detection}
- G06T 2207/10088: Magnetic resonance imaging [MRI]
- G16H 50/20: for computer-aided diagnosis, e.g. based on medical expert systems
- G16H 50/70: for mining of medical data, e.g. analysing previous cases of other patients
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)
- G06T: IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G16H: HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA

## Abstract

A brain image reconstruction apparatus can reconstruct a brain image as a sharper image. A brain image reconstruction apparatus has a data acquisition unit that acquires brain activity data of a user; a brain image reconstructor that detects image information from the brain activity data and constructs a brain image; a linguistic information detector that detects linguistic information from the brain activity data; an image database that stores sample images corresponding to the linguistic information; and an image processor that superimposes the sample image with the brain image, and constructs a process image.

## Claims

### Claim 1

A brain image reconstruction apparatus comprising:
a data acquisition unit that acquires brain activity data of a user;
a brain image reconstructor that detects image information from the brain activity data and constructs a brain image;
a non-image information detector that detects non-image information from the brain activity data;
an image database that stores sample images corresponding to the non-image information; and
an image processor that superimposes the sample image with the brain image, and constructs a process image.

### Claim 2 (depends on 1)

The brain image reconstruction apparatus described in claim 1, wherein:
the non-image information is linguistic information.

### Claim 3 (depends on 1)

The brain image reconstruction apparatus described in claim 1, wherein:
a lookup table relates the brain activity data and the non-image information; and
the non-image information detector references the lookup table.

### Claim 4 (depends on 1)

The brain image reconstruction apparatus described in claim 1, wherein:
any brain imaging technology, including EEG, MEG, fMRI, fNIRS, SPECT, and ECoG, is used to acquire the brain activity data.

### Claim 5 (depends on 1)

The brain image reconstruction apparatus described in claim 1, further comprising:
an image display that displays the brain image constructed by the brain image reconstructor, the non-image information detected by the non-image information detector, and the process image constructed by the image processor.

### Claim 6 (depends on 5)

The brain image reconstruction apparatus described in claim 5, further comprising:
an image compensation unit that reacquires brain activity data of the user when viewing the process image displayed on the image display, and corrects the process image based on the reacquired brain activity data.

### Claim 7 (depends on 5)

The brain image reconstruction apparatus described in claim 5, wherein:
the image display can display selection options including plural different process images for the acquired brain activity data;
an interface unit includes the image display, and an operating unit enabling the user to select the desired process image from the selection options.

### Claim 8 (depends on 7)

The brain image reconstruction apparatus described in claim 7, wherein:
the brain image reconstruction apparatus connects to an external device that stochastically or statistically forms the selection options based on the acquired brain activity data.

### Claim 9 (depends on 8)

The brain image reconstruction apparatus described in claim 8, wherein:
the process images are displayed as selection options on the image display in descending order of stochastic or statistical likelihood by collecting and interpreting brain activity data acquired in the past from the user.
