JP2006288734A5 - - Google Patents

Claims (20)

  A trunk visceral fat measurement method, wherein a trunk visceral fat tissue amount is obtained based on body specifying information, lower limb bioimpedance, upper limb bioimpedance, and trunk bioimpedance.   In the trunk visceral fat measurement method for measuring the trunk visceral fat tissue, the bioimpedance of the lower limb, the bioimpedance of the upper limb and the bioimpedance of the trunk are measured, and the measured bioimpedance of the lower limb and the body specifying information The amount of lower limb skeletal muscle tissue is obtained, the amount of upper limb skeletal muscle tissue is obtained based on the measured bioimpedance of the upper limb and body specifying information, and the amount of lower limb skeletal muscle tissue and the amount of upper limb skeletal muscle tissue obtained The body skeletal muscle tissue amount is obtained based on the body specific information, the impedance of the trunk skeletal muscle tissue layer is obtained based on the obtained body skeletal muscle tissue amount and the body specific information, and the body specific information Based on the above, the impedance of the internal organ tissue is obtained, the bioimpedance of the obtained trunk, and the obtained impedance and body of the trunk skeletal muscle tissue layer Determining the impedance of the trunk visceral adipose tissue based on the impedance of the internal organ tissue and determining the amount of the trunk visceral adipose tissue based on the determined impedance of the trunk visceral fat tissue and the body specifying information The trunk visceral fat measuring method according to claim 1.   In the trunk visceral fat measurement method for measuring the trunk visceral fat tissue, the bioimpedance of the lower limb, the bioimpedance of the upper limb and the bioimpedance of the trunk are measured, and the measured bioimpedance of the lower limb and the body specifying information The amount of lower limb skeletal muscle tissue is obtained, the amount of upper limb skeletal muscle tissue is obtained based on the measured bioimpedance of the upper limb and body specifying information, and the amount of lower limb skeletal muscle tissue and the amount of upper limb skeletal muscle tissue obtained The body skeletal muscle tissue amount is obtained based on the body specific information, the impedance of the trunk skeletal muscle tissue layer is obtained based on the obtained body skeletal muscle tissue amount and the body specific information, and the body specific information The impedance of the subcutaneous fat tissue layer of the trunk is determined based on the body, the impedance of the internal organ tissue is determined based on the body specifying information, and the body of the determined trunk Impedance of the trunk visceral adipose tissue based on the impedance, the impedance of the trunk skeletal muscle tissue layer, the impedance of the subcutaneous fat tissue layer of the trunk and the impedance of the internal organ tissue of the trunk The trunk visceral fat measuring method according to claim 1, further comprising: obtaining a trunk visceral fat tissue amount based on the impedance of the trunk visceral fat tissue and body specifying information.   In the trunk visceral fat measurement method for measuring the trunk visceral fat tissue, the bioimpedance of the lower limb, the bioimpedance of the upper limb and the bioimpedance of the trunk are measured, and the measured bioimpedance of the lower limb and the bioimpedance of the upper limb The body skeletal muscle tissue amount is obtained based on the body specific information, the impedance of the trunk skeletal muscle tissue layer is obtained based on the obtained body skeletal muscle tissue amount and the body specific information, and the body specific information The internal organ tissue impedance is determined on the basis of the body trunk visceral adipose tissue based on the determined biological impedance of the trunk and the determined impedance of the trunk skeletal muscle tissue layer and the impedance of the internal organ tissue of the trunk Of the trunk, and based on the determined impedance of the visceral adipose tissue and body specific information, the trunk viscera Trunk visceral fat measuring method according to claim 1, comprising obtaining the 肪 tissue volume.   In the trunk visceral fat measurement method for measuring the trunk visceral fat tissue, the bioimpedance of the lower limb, the bioimpedance of the upper limb and the bioimpedance of the trunk are measured, and the measured bioimpedance of the lower limb and the bioimpedance of the upper limb The body skeletal muscle tissue amount is obtained based on the body specific information, the impedance of the trunk skeletal muscle tissue layer is obtained based on the obtained body skeletal muscle tissue amount and the body specific information, and the body specific information The impedance of the subcutaneous fat tissue layer of the trunk is obtained based on the body impedance, the impedance of the internal organ tissue is obtained based on the body specifying information, the bioimpedance of the obtained trunk, and the obtained trunk skeletal muscle tissue layer Trunk visceral fat based on impedance, trunk subcutaneous fat tissue layer impedance and trunk internal organ tissue impedance Calculated tissue impedance, the determined torso visceral fat measuring method according to claim 1, based on the impedance and body specifying information of the trunk visceral fat tissue comprises determining the trunk visceral fat tissue volume.   Body specifying information acquisition means for acquiring body specifying information, lower limb bioimpedance measuring means for measuring lower limb bioimpedance, upper limb bioimpedance measuring means for measuring upper limb bioimpedance, and trunk for measuring trunk bioimpedance Characterized in that it comprises bioimpedance measuring means and trunk visceral fat tissue amount estimating means for obtaining a trunk visceral fat tissue amount based on these body specifying information, lower limb bioimpedance, upper limb bioimpedance and trunk bioimpedance. A trunk visceral fat measuring device. In a trunk visceral fat measuring device for measuring a trunk visceral fat tissue, a lower limb bioimpedance measuring means for measuring a bioimpedance of a lower limb, an upper limb bioimpedance measuring means for measuring a bioimpedance of an upper limb, A trunk bioimpedance measuring means for measuring the bioimpedance of the trunk, a limb skeletal muscle tissue mass estimating means for estimating a limb skeletal muscle tissue mass based on the measured bioimpedance of the lower limb and body specifying information; , An upper limb skeletal muscle tissue amount estimating means for estimating an upper limb skeletal muscle tissue amount based on the measured bioimpedance of the upper limb and body specifying information, and the estimated lower limb skeletal muscle tissue amount and upper skeletal muscle tissue amount and body Trunk skeletal muscle tissue mass estimation means for estimating trunk skeletal muscle tissue mass based on the specified information, and the estimated body Trunk skeletal muscle tissue layer impedance estimating means for estimating trunk skeletal muscle tissue layer impedance based on skeletal muscle tissue amount and body specific information, and impedance of trunk internal organ tissue based on body specific information A trunk internal organ based on the estimated trunk bioelectrical impedance, the estimated trunk skeletal muscle tissue layer impedance, and the trunk internal organ tissue impedance. Trunk visceral fat tissue estimation unit for estimating the impedance of fat tissue and the amount of trunk visceral fat tissue for estimating the amount of trunk visceral fat tissue based on the estimated impedance of the visceral organ visceral fat tissue and the body specifying information The trunk visceral fat measuring device according to claim 6 , further comprising an estimating unit. In a trunk visceral fat measuring device for measuring a trunk visceral fat tissue, a lower limb bioimpedance measuring means for measuring a bioimpedance of a lower limb, an upper limb bioimpedance measuring means for measuring a bioimpedance of an upper limb, A trunk bioimpedance measuring means for measuring the bioimpedance of the trunk, a limb skeletal muscle tissue mass estimating means for estimating a limb skeletal muscle tissue mass based on the measured bioimpedance of the lower limb and body specifying information; , An upper limb skeletal muscle tissue amount estimating means for estimating an upper limb skeletal muscle tissue amount based on the measured bioimpedance of the upper limb and body specifying information, and the estimated lower limb skeletal muscle tissue amount and upper skeletal muscle tissue amount and body Trunk skeletal muscle tissue mass estimation means for estimating trunk skeletal muscle tissue mass based on the specified information, and the estimated body Trunk skeletal muscle tissue layer impedance estimation means for estimating the impedance of the trunk skeletal muscle tissue layer based on the skeletal muscle tissue amount and body specific information, and the subcutaneous fat tissue layer of the trunk based on the body specific information Trunk subcutaneous fat tissue layer impedance estimation means for estimating impedance, internal organ tissue impedance estimation means for estimating impedance of internal organ tissue of the trunk based on body specifying information, and biological body of the estimated trunk The trunk viscera for estimating the impedance of the trunk visceral adipose tissue based on the impedance, the estimated impedance of the trunk skeletal muscle tissue layer, the impedance of the subcutaneous fat tissue layer of the trunk and the impedance of the internal organ tissue of the trunk A fat tissue impedance estimation means, and the estimated trunk visceral fat tissue impedance and body specifying information Zui and trunk visceral fat measuring apparatus according to claim 6 and a trunk visceral fat tissue volume estimating means for estimating the trunk visceral fat tissue volume. In a trunk visceral fat measuring device for measuring a trunk visceral fat tissue, a lower limb bioimpedance measuring means for measuring a bioimpedance of a lower limb, an upper limb bioimpedance measuring means for measuring a bioimpedance of an upper limb, Trunk bio-impedance measuring means for measuring the bio-impedance of the trunk, and the trunk for estimating the amount of trunk skeletal muscle tissue based on the measured bio-impedance of the lower limb, bio-impedance of the upper limb and body specifying information Skeletal muscle tissue amount estimation means, trunk skeletal muscle tissue layer impedance estimation means for estimating impedance of trunk skeletal muscle tissue layer based on the estimated trunk skeletal muscle tissue amount and body specifying information, and body identification Torso organ tissue impedance to estimate the torso internal organ tissue impedance A trunk that estimates the impedance of the trunk visceral adipose tissue based on the estimation means, the estimated biological impedance of the trunk, and the estimated impedance of the trunk skeletal muscle tissue layer and the impedance of the internal organ tissue of the trunk claim comprising a visceral fat tissue impedance estimating means, and trunk visceral fat tissue volume estimating means for estimating the trunk visceral fat tissue volume on the basis of said estimated impedance of the trunk visceral fat tissue and body specifying information 6 The trunk visceral fat measuring device described in 1. In a trunk visceral fat measuring device for measuring a trunk visceral fat tissue, a lower limb bioimpedance measuring means for measuring a bioimpedance of a lower limb, an upper limb bioimpedance measuring means for measuring a bioimpedance of an upper limb, Trunk bio-impedance measuring means for measuring the bio-impedance of the trunk, and the trunk for estimating the amount of trunk skeletal muscle tissue based on the measured bio-impedance of the lower limb, bio-impedance of the upper limb and body specifying information Skeletal muscle tissue amount estimation means, trunk skeletal muscle tissue layer impedance estimation means for estimating impedance of trunk skeletal muscle tissue layer based on the estimated trunk skeletal muscle tissue amount and body specifying information, and body identification Of trunk adipose tissue layer to estimate impedance of trunk adipose tissue layer Dance estimating means; trunk organ tissue impedance estimating means for estimating impedance of internal organ tissue of trunk based on body specifying information; estimated biological impedance of trunk; and estimated trunk skeletal muscle The trunk visceral adipose tissue impedance estimation means for estimating the impedance of the trunk visceral adipose tissue based on the impedance of the tissue layer, the impedance of the subcutaneous fat tissue layer of the trunk and the impedance of the internal organ tissue of the trunk, and the estimated The trunk visceral fat measuring device according to claim 6 , further comprising trunk trunk visceral fat tissue amount estimating means for estimating a trunk visceral fat tissue amount based on impedance of the trunk visceral fat tissue and body specifying information. The trunk subcutaneous fat tissue layer impedance estimation means estimates the amount of subcutaneous fat tissue of the trunk from the body specifying information, and based on the estimated amount of subcutaneous fat tissue of the trunk and the body specifying information, The trunk visceral fat measuring device according to claim 8 or 10 , wherein the impedance of the subcutaneous fat tissue layer is estimated. The trunk visceral adipose tissue impedance estimating means is configured such that an electrical equivalent circuit of the trunk corresponds to a serial circuit of an impedance of the internal organ tissue of the trunk and an impedance of the trunk visceral fat tissue. The trunk visceral fat measuring device according to claim 7 or 9 , wherein the estimation is performed assuming that the impedance of the tissue layer is connected in parallel. The trunk visceral adipose tissue impedance estimating means is configured such that an electrical equivalent circuit of the trunk is subcutaneous of 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 device according to claim 8, 10 or 11 , wherein estimation is performed on the assumption that an impedance of a fat tissue layer and an impedance of the trunk skeletal muscle tissue layer are connected in parallel. The trunk internal organ tissue impedance estimation means estimates the internal organ tissue amount of the trunk from the body specifying information, and based on the estimated internal organ tissue amount and body specifying information of the trunk The trunk visceral fat measuring device according to any one of claims 7 to 13 , which estimates tissue impedance. The trunk visceral fat measuring device according to any one of claims 6 to 14 , wherein the body specifying information is information indicating physical characteristics. The information indicating the physical characteristics includes height, sex, weight, age, limb length (lower limb length, upper limb length), trunk length (trunk middle length), waist circumference, abdominal width, abdominal thickness, etc. Item 15. The trunk visceral fat measuring device according to Item 15 . 12. The trunk visceral organ according to claim 11 , further comprising a trunk abdominal fat tissue amount estimation means for estimating a trunk abdominal fat tissue amount from the estimated trunk trunk adipose tissue amount and the estimated trunk subcutaneous adipose tissue amount. Fat measuring device. Claim 11 or 17 further comprising a trunk visceral fat / subcutaneous fat ratio estimation means for estimating the trunk visceral fat / subcutaneous fat ratio from said estimated trunk subcutaneous fat tissue volume and the estimated trunk visceral fat tissue volume The trunk visceral fat measuring device described in 1. According to any one of claims 6 to 18 comprising a respiratory variation effect removal means for removing the influence of the variation due to respiration based on the bioelectrical impedance of the trunk measured at short sampling periods than the breathing cycle time further Trunk visceral fat measuring device. The trunk bioimpedance measuring means includes an energization route trunk abdominal bioimpedance between the upper right limb and the right lower limb, an energization route trunk abdominal bioimpedance between the left upper limb and the right lower limb, and an energization route trunk abdominal portion between the upper right limb and the left lower limb. Abdominal part that measures bioimpedance and bioelectrical impedance of trunk trunk abdomen bioelectrical impedance between left upper limb and left lower limb, and performs abnormality determination processing such as abdominal organ tissue based on each measured root trunk abdomen bioimpedance The trunk visceral fat measurement device according to any one of claims 6 to 19 , further comprising abnormality determination processing means such as internal organ tissue.