JP2006288884A5 - - Google Patents

Claims (20)

  A current was applied from a current application electrode pair to a site where the subcutaneous fat tissue layer was thin and at least one of the skeletal muscle tissue layer where the muscle abdomen was not present or was thin. A trunk visceral fat measurement method, wherein a potential difference is measured by a voltage measurement electrode pair, and a visceral fat tissue amount of the trunk is obtained using impedance of the trunk obtained using the potential difference. The trunk visceral fat measuring method according to claim 1 , wherein the part is a section between the umbilicus and the upper edge of the iliac crest, or a connecting tendon between the rectus abdominis and the external oblique muscle. The trunk trunk visceral fat measurement method according to claim 1 or 2 , wherein the measurement of the impedance of the trunk is performed near the circumference of the abdomen. The trunk part according to any one of claims 1 to 3 , wherein any one or more of the electrodes of the current application electrode pair and the electrodes of the voltage measurement electrode pair are arranged at positions shifted from the abdominal circumference. Visceral fat measurement method. The current applying electrode pair is disposed on the abdominal circumference, the voltage measuring electrodes are either of claims 1 to 4 is disposed at a position where one of the electrodes forming the pair or as pairs out from the abdominal circumference on The trunk visceral fat measuring method according to claim 1. The current applying electrode pair, the trunk visceral fat measuring method according to any one of claims 1 to 5 is disposed between the portion of the left and right when viewed around the umbilicus. The trunk voltage visceral fat measurement method according to any one of claims 1 to 5 , wherein the voltage measurement electrode pair is disposed between the left and right parts when viewed from the umbilicus. It said voltage measuring electrode pair, the trunk visceral fat measuring method according to any one of claims 1 to 5 is disposed in the trunk longitudinal direction within the abdominal region outside from the abdominal circumference on.   A current applying electrode pair that applies a current to at least one of a site where the subcutaneous fat tissue layer is thin and a muscle abdominal part of the skeletal muscle tissue layer is not present or thin, and a tissue energized by the current A trunk visceral fat measuring device comprising a voltage measuring electrode pair for measuring a potential difference, and determining the visceral fat tissue amount of the trunk using the impedance of the trunk obtained using the potential difference. The trunk visceral fat measuring device according to claim 9, wherein the current application electrode pair is disposed in a trunk periphery direction, and the voltage measurement electrode pair is disposed in a distant position in the trunk length direction from the current application electrode pair. The trunk visceral fat measuring device according to claim 9 or 10, wherein the voltage measurement electrode pair measures the potential difference at a site where the subcutaneous fat tissue layer is thin or a region where the muscle abdominal part of the skeletal muscle tissue layer is absent or thin. Trunk skeletal muscle tissue amount estimation means for estimating trunk skeletal muscle tissue amount based on body identification information, and trunk skeletal muscle tissue layer based on the estimated trunk skeletal muscle tissue amount and body identification information Body skeletal muscle tissue layer impedance estimating means for estimating the impedance of the torso, estimating the internal organ tissue amount of the trunk based on the body specifying information, and the estimated internal organ tissue amount and body specifying information of the trunk The internal organ tissue impedance estimating means for estimating the impedance of the internal organ tissue of the trunk based on the above, the estimated impedance of the trunk, the impedance of the estimated trunk skeletal muscle tissue layer and the Trunk visceral adipose tissue impedance estimating means for estimating the impedance of trunk visceral adipose tissue based on the impedance of organ tissue, and the estimated body Body according to any one of claims 9 to 11 parts, further comprising a trunk visceral fat tissue volume estimating means for estimating the trunk visceral fat tissue volume on the basis of the impedance and the body specifying information of visceral adipose tissue Executive visceral fat measuring device. The trunk visceral adipose tissue impedance estimator means that the trunk's skeletal muscle has an electrical equivalent circuit for the trunk with respect to a series circuit of the impedance of the internal organ tissue of the trunk and the impedance of the trunk visceral fat tissue. The trunk visceral fat measuring apparatus according to claim 12 , wherein the estimation is performed on the assumption that the impedance of the tissue layer is connected in parallel. The trunk part according to any one of claims 9 to 13 , further comprising a breathing fluctuation effect removing means for removing the influence of fluctuation due to breathing based on impedance of the trunk part measured at a sampling cycle shorter than a breathing cycle time. Visceral fat measuring device. 15. The trunk visceral fat according to claim 9 , further comprising an abnormal value determination processing unit that performs an abnormal value determination process by comparing the measured impedance of the trunk with a general value of a group. measuring device. The trunk visceral fat measuring device according to claim 15 , further comprising display means for displaying advice information based on a determination result by the abnormal value determination processing means. The trunk trunk visceral fat measuring device according to any one of claims 12 to 16 , wherein the trunk visceral fat tissue amount is represented by a trunk visceral fat ratio. 17. The trunk visceral fat measuring device according to claim 12, wherein the trunk visceral fat tissue amount is represented by a trunk visceral fat tissue cross-sectional area. 17. The trunk visceral fat measurement device according to claim 12, wherein the trunk visceral adipose tissue volume is represented by a trunk visceral fat tissue volume. 17. The trunk visceral fat measuring device according to claim 12, wherein the trunk visceral fat tissue amount is represented by a trunk visceral fat tissue weight.