Endoscopic image processing device, endoscopic image processing method, endoscopic image processing program, and endoscope system

Abstract

There are provided an endoscopic image processing device, an endoscopic image processing method, and an endoscope system that appropriately notify region-of-interest information about a region of interest included in an endoscopic image according to an endoscope operator's action.An endoscope operator's action on a portion to be observed of an endoscopic image is recognized from endoscopic images, and first emphasis display where region-of-interest information is displayed in the endoscopic image at a first emphasis level and second emphasis display where the region-of-interest information is displayed at a second emphasis level relatively lower than the first emphasis level are switched according to a recognition result.

What is claimed is: 
     
         1 . An endoscopic image processing device comprising a processor configured to:
 cause a display to display region-of-interest information about a region of interest included in a plurality of endoscopic images of a portion to be observed sequentially picked up by an endoscope operator and to be sequentially displayed on the display;   recognize an action of the endoscope operator on the portion to be observed from at least one of the plurality of endoscopic images;   perform first emphasis display where the region-of-interest information is displayed at a position in the endoscopic image at a first emphasis level, according to a result of the recognition of the action of the endoscope operator;   recognize whether or not a specific action is performed, wherein the specific action is at least one action of a use of a treatment tool, washing, length measurement, or pigment observation; and   perform the first emphasis display in a case where the specific action is not recognized, and cause the display not to display the region-of-interest information in a case where the specific action is recognized.   
     
     
         2 . The endoscopic image processing device according to  claim 1 , wherein the processor is further configured to:
 cause a frame-shaped figure indicating a position of the region of interest to be displayed on the endoscopic image based on the region-of-interest information; and   cause the frame-shaped figure not to be displayed on the endoscopic image in a case where the pigment observation is recognized.   
     
     
         3 . The endoscopic image processing device according to  claim 1 , wherein the processor is further configured to:
 acquire the plurality of endoscopic images;   detect the region of interest from the acquired endoscopic images; and   acquire the region-of-interest information about the detected region of interest.   
     
     
         4 . The endoscopic image processing device according to  claim 3 , wherein the processor is further configured to cause the display to sequentially display the plurality of acquired endoscopic images. 
     
     
         5 . The endoscopic image processing device according to  claim 1 , wherein the processor is further configured to cause a figure to be displayed on the endoscopic image based on the region-of-interest information. 
     
     
         6 . The endoscopic image processing device according to  claim 1 , further comprising an emphasis method storage configured to store an emphasis method for the region-of-interest information,
 wherein the processor is further configured to cause the region-of-interest information to be displayed by the emphasis method stored in the emphasis method storage.   
     
     
         7 . An endoscope system comprising:
 the endoscopic image processing device according to  claim 1 ;   the display;   an endoscope configured to be inserted into an object to be examined; and   a camera configured to sequentially pick up the plurality of endoscopic images of the portion to be observed included in the object to be examined.   
     
     
         8 . An endoscopic image processing device comprising a processor configured to:
 cause a display to display region-of-interest information about a region of interest included in a plurality of endoscopic images of a portion to be observed sequentially picked up by an endoscope operator and to be sequentially displayed on the display;   recognize an action of the endoscope operator on the portion to be observed from at least one of the plurality of endoscopic images;   switch between first emphasis display where the region-of-interest information is displayed at a position in the endoscopic image at a first emphasis level and second emphasis display where the region-of-interest information is displayed at a second emphasis level relatively lower than the first emphasis level, according to a result of the recognition of the action of the endoscope operator;   recognize whether or not a specific action is performed, wherein the specific action is at least one action of a use of a treatment tool, washing, length measurement, or pigment observation; and   perform the first emphasis display in a case where the specific action is not recognized, and cause the display not to display the region-of-interest information in a case where the specific action is recognized.   
     
     
         9 . The endoscopic image processing device according to  claim 8 , wherein the processor is further configured to:
 cause a frame-shaped figure indicating a position of the region of interest to be superimposed and displayed on the endoscopic image as the region-of-interest information; and   cause the frame-shaped figure not to be superimposed and displayed on the endoscopic image in a case where the pigment observation is recognized.   
     
     
         10 . The endoscopic image processing device according to  claim 8 , wherein the processor is further configured to:
 acquire the plurality of endoscopic images;   detect the region of interest from the acquired endoscopic images; and   acquire the region-of-interest information about the detected region of interest.   
     
     
         11 . The endoscopic image processing device according to  claim 10 , wherein the processor is further configured to cause the display to sequentially display the plurality of acquired endoscopic images. 
     
     
         12 . The endoscopic image processing device according to  claim 8 , wherein the processor is further configured to cause a figure to be displayed on the endoscopic image based on the region-of-interest information. 
     
     
         13 . The endoscopic image processing device according to  claim 12 , wherein at least one of a color, a shape, or transparency of the figure at the first emphasis level is different from that at the second emphasis level. 
     
     
         14 . The endoscopic image processing device according to  claim 8 , wherein the region-of-interest information is displayed at a position different from the endoscopic image in the first emphasis display. 
     
     
         15 . The endoscopic image processing device according to  claim 8 , wherein the region-of-interest information is displayed at a position in the endoscopic image in the second emphasis display. 
     
     
         16 . The endoscopic image processing device according to  claim 8 , wherein the region-of-interest information is displayed at a position different from the endoscopic image in the second emphasis display. 
     
     
         17 . The endoscopic image processing device according to  claim 8 , further comprising an emphasis method storage configured to store an emphasis method for the region-of-interest information,
 wherein the processor is further configured to cause the region-of-interest information to be displayed by the emphasis method stored in the emphasis method storage.   
     
     
         18 . An endoscope system comprising:
 the endoscopic image processing device according to  claim 8 ;   the display;   an endoscope configured to be inserted into an object to be examined; and   a camera configured to sequentially pick up the plurality of endoscopic images of the portion to be observed included in the object to be examined.   
     
     
         19 . An endoscopic image processing method comprising:
 causing a display to display region-of-interest information about a region of interest included in a plurality of endoscopic images of a portion to be observed sequentially picked up by an endoscope operator and to be sequentially displayed on the display;   recognizing an action of the endoscope operator on the portion to be observed from at least one of the plurality of endoscopic images;   performing first emphasis display where the region-of-interest information is displayed at a position in the endoscopic image at a first emphasis level, according to a result of the recognition of the action of the endoscope operator;   recognizing whether or not a specific action is performed, wherein the specific action is at least one action of a use of a treatment tool, washing, length measurement, or pigment observation; and   performing the first emphasis display in a case where the specific action is not recognized, and cause the display not to display the region-of-interest information in a case where the specific action is recognized.   
     
     
         20 . An endoscopic image processing method comprising:
 causing a display to display region-of-interest information about a region of interest included in a plurality of endoscopic images of a portion to be observed sequentially picked up by an endoscope operator and to be sequentially displayed on the display;   recognizing an action of the endoscope operator on the portion to be observed from at least one of the plurality of endoscopic images;   switching between first emphasis display where the region-of-interest information is displayed at a position in the endoscopic image at a first emphasis level and second emphasis display where the region-of-interest information is displayed at a second emphasis level relatively lower than the first emphasis level, according to a result of the recognition of the action of the endoscope operator;   recognizing whether or not a specific action is performed, wherein the specific action is at least one action of a use of a treatment tool, washing, length measurement, or pigment observation; and   performing the first emphasis display in a case where the specific action is not recognized, and causing the display not to display the region-of-interest information in a case where the specific action is recognized.