Method for detecting disease using high resolution manometry, and apparatus thereof

Abstract

A method for detecting disease using a manometry includes obtaining pressure values from each of the plurality of pressure sensors during a pre-set time, obtaining a three-dimensional pressure distribution showing the changes in the pressure values according to location and time by using the time, the pressure values, and locations in which the pressure sensors are disposed within the arbitrary location section, and calculating the volume integral value of the interest location which is predetermined in accordance with the disease, in the three-dimensional pressure distribution.

What is claimed is: 
     
         1 . A method for detecting esophagus disease using high resolution esophagus impedance manometry that a plurality of impedance electrodes are disposed at predetermined intervals along an arbitrary location section of a length direction, comprising;
 obtaining each impedance value from the plurality of impedance electrodes for a predetermined time;   obtaining conductance value by reversing the obtained impedance value;   obtaining three-dimensional conductance distribution showing conductance change according to location and time by using the time, the conductance value, and locations that each impedance electrode is disposed within the arbitrary location section; and   calculating entire volume integral value for the three-dimensional conductance distribution.   
     
     
         2 . The method for detecting esophagus disease using high resolution esophagus impedance manometry of  claim 1 , further comprising;
 comparing entire volume integral value for the three-dimensional conductance distribution with a predetermined threshold value; and   determining that there is esophagus disease, if the calculated ratio is larger than the threshold value.   
     
     
         3 . The method for detecting esophagus disease using high resolution esophagus impedance manometry of  claim 1 , wherein:
 the calculating entire volume integral value calculates volume integral value of a predetermined interest location section within the three-dimensional conductance distribution in a case that a patient has a disorder in a esophagus, and   the interest location section is a section corresponding to a normal esophagus area not having disorder among the arbitrary location sections when the high resolution esophagus impedance manometry is inserted.   
     
     
         4 . The method for detecting esophagus disease using high resolution esophagus impedance manometry of  claim 3 , wherein further comprising;
 setting the interest location section within the arbitrary location section.   
     
     
         5 . An apparatus for detecting esophagus disease using high resolution esophagus impedance manometry that a plurality of impedance electrodes are disposed at predetermined intervals along an arbitrary location section of a length direction, comprising:
 an impedance obtaining portion that obtains each impedance value from the plurality of impedance electrodes for a predetermined time;   a conductance obtaining portion that obtains conductance value by reversing the obtained impedance value;   a three-dimensional distribution obtaining portion that obtains three-dimensional conductance distribution showing conductance change according to location and time by using the time, the conductance value, and locations that each impedance electrode is disposed within the arbitrary location section; and   a volume integral calculation portion that calculates entire volume integral value for the three-dimensional conductance distribution.   
     
     
         6 . The apparatus for detecting esophagus disease using high resolution esophagus impedance manometry of  claim 5 , wherein:
 a threshold value comparing portion that compares entire volume integral value for the three-dimensional conductance distribution with a predetermined threshold value; and   a disease determination portion that determining that there is esophagus disease, if the calculated ratio is larger than the threshold value.   
     
     
         7 . The apparatus for detecting esophagus disease using high resolution esophagus impedance manometry of  claim 5 , wherein:
 the volume integral calculation portion calculates volume integral value of a predetermined interest location section within the three-dimensional conductance distribution in a case that a patient has a disorder in a esophagus, and   the interest location section is a section corresponding to a normal esophagus area not having disorder among the arbitrary location sections when the high resolution esophagus impedance manometry is inserted.   
     
     
         8 . The apparatus for detecting esophagus disease using high resolution esophagus impedance manometry of  claim 7 , wherein further comprising;
 an interest section setting portion that sets the interest location section within the arbitrary location section.