X-ray diagnosis apparatus

Abstract

An X-ray diagnosis apparatus is configured to control at least one of the X-ray diaphragm which restricts the irradiation range of the X-ray and the compensation filter which attenuates the amount of the X-ray based on at least one of the rotation position or the position parallel to the body axis of the X-ray source.

What is claimed is:  
     
         1 . An X-ray diagnosis apparatus, comprising: 
 an X-ray source configured to irradiate an X-ray to an object;    a diaphragm configured to restrict an irradiation range of the X-ray;    a detector configured to detect the X-ray penetrated through the object;    a movement apparatus configured to move a position of the X-ray source in a first direction along the object; and    a controller configured to control the diaphragm based on the position of the X-ray source in the first direction.    
     
     
         2 . The X-ray diagnosis apparatus according to  claim 1 , wherein the movement apparatus is configured to move the position of the X-ray source in a longitudinal direction of the object.  
     
     
         3 . The X-ray diagnosis apparatus according to  claim 1 , wherein the controller comprises: 
 a memory configured to store data of the irradiation range corresponding to the position of the X-ray source; and    a main controller configured to read the data from the memory based on the position of the X-ray.    
     
     
         4 . The X-ray diagnosis apparatus according to  claim 3 , wherein the memory is configured to store the data of the irradiation range corresponding to a plurality of positions of the X-ray source.  
     
     
         5 . The X-ray diagnosis apparatus according to  claim 1 , further comprising an operation unit configured to set the irradiation range on an X-ray fluoroscopic image.  
     
     
         6 . The X-ray diagnosis apparatus according to  claim 1 , wherein the movement apparatus is configured to move the position of the X-ray source along a flow direction of a contrast agent injected into the object, at a desired speed.  
     
     
         7 . The X-ray diagnosis apparatus according to  claim 1 , further comprising a bed on which the object is positioned.  
     
     
         8 . An X-ray diagnosis apparatus, comprising: 
 an X-ray source configured to irradiate an X-ray to an object;    a diaphragm configured to restrict an irradiation range of the X-ray;    a detector configured to detect the X-ray penetrated through the object;    a rotation apparatus configured to rotate a position of the X-ray source around the bed; and    a controller configured to control the diaphragm based on the position of the X-ray source.    
     
     
         9 . The X-ray diagnosis apparatus according to  claim 8 , wherein the controller comprises: 
 a memory configured to store data of the irradiation range corresponding to the position of the X-ray source; and    a main controller configured to read the data from the memory based on the position of the X-ray.    
     
     
         10 . The X-ray diagnosis apparatus according to  claim 9 , wherein the memory is configured to store the data of the irradiation range corresponding to a plurality of positions of the X-ray source.  
     
     
         11 . The X-ray diagnosis apparatus according to  claim 8 , further comprising an operation unit configured to set the irradiation range on an X-ray fluoroscopic image when the X-ray stops being irradiated.  
     
     
         12 . The X-ray diagnosis apparatus according to  claim 8 , further comprising a bed on which the object is positioned.  
     
     
         13 . An X-ray diagnosis apparatus, comprising: 
 an X-ray source configured to irradiate an X-ray to an object;    a compensation filter configured to attenuate an amount of the X-ray;    a detector configured to detect the X-ray penetrated through the object;    a movement apparatus configured to move a position of the X-ray source in a direction along the object; and    a controller configured to control the compensation filter based on the position of the X-ray source.    
     
     
         14 . The X-ray diagnosis apparatus according to  claim 13 , wherein the movement apparatus moves the position of the X-ray source in a longitudinal direction of the object.  
     
     
         15 . The X-ray diagnosis apparatus according to  claim 13 , wherein the controller comprises: 
 a memory configured to store data of an amount of the X-ray corresponding to the position of the X-ray source; and    a main controller configured to read the data from the memory based on the position of the X-ray.    
     
     
         16 . The X-ray diagnosis apparatus according to  claim 14 , wherein the memory is configured to store the data of the amount of the X-ray corresponding to a plurality of the positions of the X-ray source.  
     
     
         17 . The X-ray diagnosis apparatus according to  claim 13 , further comprising an operation unit configured to set the amount of the X-ray on an X-ray fluoroscopic image.  
     
     
         18 . The X-ray diagnosis apparatus according to  claim 13 , wherein the movement apparatus is configured to move the position of the X-ray source along a flow direction of a contrast agent injected into the object at a desired speed.  
     
     
         19 . The X-ray diagnosis apparatus according to  claim 13 , further comprising a bed on which the object is positioned.  
     
     
         20 . An X-ray diagnosis apparatus, comprising: 
 an X-ray source configured to irradiate an X-ray to an object;    a compensation filter configured to attenuate an amount of the X-ray;    a detector configured to detect the X-ray penetrated through the object;    a rotation apparatus configured to rotate a position of the X-ray source around the object; and    a controller configured to control the compensation filter based on the position of the X-ray.    
     
     
         21 . The X-ray diagnosis apparatus according to  claim 20 , wherein the controller comprises: 
 a memory configured to store data of an amount of the X-ray corresponding to the position of the X-ray source; and    a main controller configured to read the data from the memory based on the position of the X-ray.    
     
     
         22 . The X-ray diagnosis apparatus according to  claim 21 , wherein the memory is configured to store the data of the amount of the X-ray corresponding to a plurality of positions of the X-ray source.  
     
     
         23 . The X-ray diagnosis apparatus according to  claim 20 , further comprising an operation unit configured to set the amount of the X-ray on an X-ray fluoroscopic image.  
     
     
         24 . The X-ray diagnosis apparatus according to  claim 20 , further comprising a bed on which the object is positioned.  
     
     
         25 . An X-ray diagnosis apparatus, comprising: 
 an X-ray source configured to irradiate an X-ray to an object;    a compensation filter configured to attenuate an amount of the X-ray;    a detector configured to detect the X-ray penetrated through the object;    a movement apparatus configured to move a position of the X-ray source in a first direction parallel to the object; and    a controller configured to control the compensation filter to move in a second direction, opposite to the direction of movement of the X-ray source, at a same speed as the movement of the X-ray source.    
     
     
         26 . A method for obtaining an X-ray image, comprising: 
 irradiating an X-ray to an object;    restricting an irradiation range of the X-ray;    detecting the X-ray penetrated through the object;    moving a position of the X-ray source in a direction taken along the object; and    controlling a diaphragm based on the position of the X-ray source in the direction.    
     
     
         27 . An X-ray diagnosis apparatus, comprising: 
 an X-ray source configured to irradiate an X-ray to an object;    a diaphragm configured to restrict an irradiation range of the X-ray;    a detector configured to detect the X-ray penetrated through the object;    a movement apparatus configured to move a position of the X-ray source in a first direction along the object; and    means for controlling the diaphragm based on the position of the X-ray source in the first direction.    
     
     
         28 . An X-ray diagnosis apparatus, comprising: 
 an X-ray source configured to irradiate an X-ray to an object;    a diaphragm configured to restrict an irradiation range of the X-ray;    a detector configured to detect the X-ray penetrated through the object;    a rotation apparatus configured to rotate a position of the X-ray source around the bed; and    means for controlling the diaphragm based on the position of the X-ray source.    
     
     
         29 . An X-ray diagnosis apparatus, comprising: 
 an X-ray source configured to irradiate an X-ray to an object;    a compensation filter configured to attenuate an amount of the X-ray;    a detector configured to detect the X-ray penetrated through the object;    a movement apparatus configured to move a position of the X-ray source in a direction along the object; and    means for controlling the compensation filter based on the position of the X-ray source.    
     
     
         30 . An X-ray diagnosis apparatus, comprising: 
 an X-ray source configured to irradiate an X-ray to an object;    a compensation filter configured to attenuate an amount of the X-ray;    a detector configured to detect the X-ray penetrated through the object;    a rotation apparatus configured to rotate a position of the X-ray source around the object; and    means for controlling the compensation filter based on the position of the X-ray.    
     
     
         31 . A computer program product storing instructions for execution on a computer system, which when executed by the computer system, causes the computer system to perform the method recited in  claim 26.