# US 2022/0285010 A1 · Medical image processing apparatus, medical image processing method, and program

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- Number: US 2022/0285010 A1
- Document ID: US20220285010A1
- Status: Published application
- Kind: A1
- Application number: 17/752,403
- Filed: 2022-05-24
- Published: 2022-09-08
- Earliest claimed: 2019-12-26
- Assignees: FUJIFILM Corporation
- Applicants: FUJIFILM Corporation
- Inventors: Masaaki OOSAKE
- Web page: https://patentgrep.com/patent/US20220285010A1

## CPC

- A61B 1/000094: {extracting biological structures}
- G16H 30/40: for processing medical images, e.g. editing
- A61B 1/000095: {for image enhancement}
- A61B 1/000096: {using artificial intelligence}
- A61B 1/0005: {combining images e.g. side-by-side, superimposed or tiled}
- G16H 30/20: for handling medical images, e.g. DICOM, HL7 or PACS
- A61B 1/043: {for fluorescence imaging}
- A61B 1/05: characterised by the image sensor, e.g. camera, being in the distal end portion
- A61B 1/0638: {providing two or more wavelengths}
- A61B 1/0669: {at proximal end of an endoscope}
- A61B 1/07: using light-conductive means, e.g. optical fibres
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)
- G16H: HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA

## Abstract

Provided is a medical image processing apparatus, a medical image processing method, and a program that are capable of reducing a gap between recognition by a recognizer and recognition by a user. The medical image processing apparatus is a medical image processing apparatus including a processor (210), a memory (207), and a monitor (400). The processor (204) is configured to sequentially acquire a plurality of medical images in a chronological manner; recognize, on the basis of the acquired medical images, a specific scene in the medical images; acquire a recognition frequency of the recognized specific scene; and cause the monitor to display, in accordance with the recognition frequency, a notification indication that changes in two or more stages and that indicates a degree of recognition.

## Claims

### Claim 1

A medical image processing apparatus comprising a processor,
the processor being configured to:
sequentially acquire a plurality of medical images in a chronological manner;
recognize, on the basis of the acquired medical images, a specific scene in the medical images;
acquire a recognition frequency of the recognized specific scene; and
cause a monitor to display, in accordance with the recognition frequency, a notification indication that changes in two or more stages and that indicates a degree of recognition.

### Claim 2 (depends on 1)

The medical image processing apparatus according to claim 1, wherein the processor is configured to cause the monitor to display the notification indication in a color that varies according to the recognition frequency.

### Claim 3 (depends on 1)

The medical image processing apparatus according to claim 1, wherein the processor is configured to cause the monitor to display the notification indication with a line type that varies according to the recognition frequency.

### Claim 4 (depends on 1)

The medical image processing apparatus according to claim 1, wherein the processor is configured to cause the monitor to display the notification indication at a degree of blur that varies according to the recognition frequency.

### Claim 5 (depends on 1)

The medical image processing apparatus according to claim 1, wherein the processor is configured to acquire the recognition frequency on the basis of the number of the medical images of the recognized specific scene.

### Claim 6 (depends on 1)

The medical image processing apparatus according to claim 1, wherein the processor is configured to acquire the recognition frequency on the basis of the number of the medical images that are chronologically consecutive of the recognized specific scene.

### Claim 7 (depends on 1)

The medical image processing apparatus according to claim 1, wherein the processor is configured to calculate a feature quantity of the medical images of the specific scene and classify the medical images on the basis of the feature quantity of the specific scene, to recognize the specific scene.

### Claim 8 (depends on 1)

The medical image processing apparatus according to claim 1, wherein the processor is configured to calculate a feature quantity of the medical images of the specific scene and recognize the specific scene on the basis of a similarity between the feature quantity and the medical images.

### Claim 9 (depends on 1)

The medical image processing apparatus according to claim 1, wherein the processor is configured to, in a case where the recognition frequency is higher than or equal to a first threshold value, switch the notification indication from an initial indication to a first indication and cause the monitor to display the first indication.

### Claim 10 (depends on 9)

The medical image processing apparatus according to claim 9, wherein the processor is configured to, in a case where the recognition frequency is higher than or equal to a second threshold value larger than the first threshold value, switch the notification indication from the first indication to a second indication and cause the monitor to display the second indication.

### Claim 11 (depends on 10)

The medical image processing apparatus according to claim 10, wherein the processor is configured to cause the monitor to display a plurality of reference images each having one of a plurality of the specific scenes, and is configured to provide the first indication and the second indication.

### Claim 12 (depends on 10)

The medical image processing apparatus according to claim 10, wherein the processor is configured to cause the monitor to display a model image including areas corresponding to a plurality of the specific scenes, and is configured to provide the first indication and the second indication, with the model image being associated with the specific scenes that have been recognized.

### Claim 13 (depends on 12)

The medical image processing apparatus according to claim 12, wherein the processor is configured to cause the monitor to display the notification indication such that the notification indication is superimposed on the model image, with positions at which the specific scenes have been recognized being associated with positions on the model image.

### Claim 14 (depends on 1)

The medical image processing apparatus according to claim 1, wherein the processor is configured to, in a case where the specific scene is not yet recognized, cause the monitor to display an initial indication different from the notification indication.

### Claim 15

A medical image processing method comprising:
a medical image acquisition step of sequentially acquiring a plurality of medical images in a chronological manner;
a specific scene recognition step of recognizing, on the basis of the acquired medical images, a specific scene in the medical images;
a frequency acquisition step of acquiring a recognition frequency of the specific scene recognized in the specific scene recognition step; and
a display control step of causing a monitor to display, in accordance with the recognition frequency, a notification indication that changes in two or more stages and that indicates a degree of recognition.

### Claim 16 (depends on 15)

A non-transitory computer-readable tangible recording medium which records thereon a computer instruction that causes, when read by a computer, the computer to execute the medical image processing method according to claim 15.
