WO2007063631A1 - 内臓脂肪量を簡便にかつ精度良く測定することのできる体脂肪測定装置 - Google Patents
内臓脂肪量を簡便にかつ精度良く測定することのできる体脂肪測定装置 Download PDFInfo
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- WO2007063631A1 WO2007063631A1 PCT/JP2006/318042 JP2006318042W WO2007063631A1 WO 2007063631 A1 WO2007063631 A1 WO 2007063631A1 JP 2006318042 W JP2006318042 W JP 2006318042W WO 2007063631 A1 WO2007063631 A1 WO 2007063631A1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/053—Measuring electrical impedance or conductance of a portion of the body
- A61B5/0537—Measuring body composition by impedance, e.g. tissue hydration or fat content
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4869—Determining body composition
- A61B5/4872—Body fat
Definitions
- Body fat measuring device that can easily and accurately measure visceral fat mass
- the present invention relates to a body fat measurement device and an upper limb unit, and more particularly to a body fat measurement device and an upper limb unit capable of measuring visceral fat mass using an impedance method.
- the visceral fat mass has been measured from an abdominal tomographic image by X-ray CT (Computed Tomography). Therefore, there is a problem that the visceral fat amount can be measured only at a medical institution having an X-ray CT facility.
- MRI Magnetic Resonance Imaging
- Patent Document 1 Japanese Patent Laid-Open No. 7-79938 discloses that the visceral fat amount is calculated based on the body specifying information of the subject and the impedance of the limbs.
- JP 2000-152919 (hereinafter referred to as Patent Document 2) measures the body fat percentage of the upper body by conducting electrical contact between the hand and the abdomen, supplying current between the hand and the abdomen, and determining the human body impedance. Is disclosed. This makes it possible to determine whether the fat type is subcutaneous fat obesity or visceral fat.
- Patent Document 3 discloses a technique for calculating visceral fat mass based on the physical information (waist length, sex, etc.) of the measurer and the voltage value of the abdomen. It is disclosed.
- Patent Document 3 discloses that a subject can contact an electrode on the abdomen by placing a belt on which a plurality of electrodes are arranged in advance on the abdomen.
- Patent Document 4 Japanese Patent Laid-Open No. 2002-282241 (hereinafter referred to as Patent Document 4). ) Discloses that a umbilicus position setting unit for aligning the measurement subject's umbilicus as a reference position is provided on a base which is held by hand and serves as a basis of the apparatus. As the umbilicus position setting section, it is shown that the umbilicus position setting section is a rod-like body that is fitted into a hole penetrating from the front surface to the back surface of the substrate.
- Patent Document 1 Japanese Patent Laid-Open No. 7-79938
- Patent Document 2 Japanese Patent Laid-Open No. 2000-152919
- Patent Document 3 Japanese Patent Laid-Open No. 2002-369806
- Patent Document 4 Japanese Patent Laid-Open No. 2002-282241
- Patent Documents 1 to 3 do not disclose that visceral fat mass is calculated by actively obtaining information on subcutaneous fat mass. Therefore, there has been a problem that the influence of subcutaneous fat in the abdomen cannot be avoided and measurement cannot always be performed accurately.
- Patent Document 4 describes that the amount of visceral fat is determined.
- the measurement subject needs to align the umbilical position setting unit of the rod-like body with his / her navel using a sense.
- the present invention has been made to solve the above problems, and its purpose is
- Another object of the present invention is to provide a body fat measurement device and an upper limb unit that can measure visceral fat mass easily and accurately. Means for solving the problem
- a body fat measurement device includes a holding portion that can be held by a subject's hand.
- an upper limb unit including a main body.
- the holding unit includes an upper limb electrode for contacting the palm of the subject, and the main body includes a first surface for contacting the surface of the abdomen of the subject, and an abdominal electrode group disposed on the first surface.
- the abdominal electrode group has a pair of first electrodes and a pair of second electrodes.
- the body fat measurement device uses a lower limb electrode for contact with the lower limb of the subject, a pair of the upper limb electrode and the lower limb electrode, and a pair of the second electrode! In the first case and the second electrode pair, the current is applied via the upper limb electrode and the lower limb electrode pair.
- Each of the second cases further includes a detection unit for detecting two types of potential differences, and the detection unit in the first case is a first unit between a predetermined pair of electrodes in the abdominal electrode group.
- the detection unit in the first case is a first unit between a predetermined pair of electrodes in the abdominal electrode group.
- a second potential difference between the first electrodes is detected.
- the subject A visceral fat amount calculating unit for calculating the visceral fat amount of
- visceral fat amount refers to an amount relating to visceral fat, and includes at least one of visceral fat weight, visceral fat area and visceral fat volume, for example.
- the first electrode and the second electrode are arranged on the first surface with the vertical direction when the subject holds the holding portion in the measurement posture as an alignment direction.
- the second electrode is arranged at a position sandwiching the first electrode in the alignment direction.
- the predetermined pair of electrodes is a first electrode.
- the predetermined pair of electrodes may be a pair of electrodes other than the pair of the first electrodes among the first abdominal electrodes! /.
- the second electrode is disposed at a position sandwiching the first electrode in the alignment direction, and the predetermined pair of electrodes is the second electrode.
- an impedance calculation unit for calculating two types of impedances based on each of the first potential difference and the second potential difference is further provided, and the visceral fat mass calculation unit includes the two calculated types The visceral fat mass is calculated on the basis of the impedance and the physique information of the subject.
- the visceral fat mass calculation unit calculates the visceral fat mass according to a predetermined correlation equation of the relationship between the two types of impedance, the physique information of the subject, and the visceral fat mass.
- a display unit for displaying the calculated visceral fat mass is further provided.
- the apparatus further includes a subcutaneous fat mass calculation unit for calculating the subcutaneous fat mass of the subject based on the detected second potential difference and the physique information of the subject.
- Subcutaneous fat mass refers to an amount relating to subcutaneous fat, and includes, for example, at least one of subcutaneous fat weight, subcutaneous fat area, and subcutaneous fat volume.
- the physique information includes at least one of a subject's abdominal circumference, abdominal width, abdominal thickness, height, and body weight.
- the "abdominal circumference” means the length of the outer circumference of the cross section in the abdomen, and preferably the length of the outer circumference of the cross section in the middle abdomen (near the navel). Also known as the waist length.
- “Abdominal width” means the left and right width (length) of the abdomen, and preferably the left and right width of the middle abdomen.
- “Abdominal thickness” refers to the thickness (length) of the front and back in the abdomen, and preferably the thickness in the front and back in the middle abdomen.
- it further includes a lower limb unit on which the subject's foot can be placed, and the lower limb electrode is disposed on the lower limb unit.
- the main body further includes positioning means corresponding to the umbilicus position of the subject.
- the positioning means also has a dent force provided at the upper end of the first surface.
- the positioning means preferably includes a camera provided on the first surface and a display part provided on the main body part for displaying an object to be imaged by the camera.
- the positioning means is preferably a mirror force provided on the first surface.
- the positioning means also has an irradiation device force for irradiating the laser beam provided on the first surface.
- the main body portion may further include a second surface facing the first surface, and the positioning means may be a hole penetrating toward the first surface force second surface.
- the positioning means may be a window that can be visually recognized when the second surface side force is also directed toward the first surface side.
- An upper limb unit is an upper limb unit for measuring the body fat of a subject, and can be held by the subject's hand, including an upper limb electrode for contacting the palm of the subject.
- the main body includes a surface for contacting the surface of the abdomen of the subject and an abdominal electrode group disposed on the surface, and has a pair of first electrodes and a pair of second electrodes.
- the main body includes an application unit for applying an electric current to the subject via either one of the pair of the lower limb electrode and the upper limb electrode that is in contact with the lower limb of the subject and the second electrode, and the upper limb.
- a detection unit To detect two types of potential differences in each of the first case where current is applied through a pair of electrodes and lower limb electrodes and in the second case where current is applied through a pair of second electrodes A detection unit, and in the first case, the detection unit A first potential difference between a predetermined pair of electrodes of the partial electrode group is detected; in the second case, a second potential difference between the first electrodes is detected; It further includes a visceral fat mass calculation unit for calculating the visceral fat mass of the subject based on the potential difference of 1 and the second potential difference and the physique information of the subject.
- the visceral fat mass can be measured easily and accurately.
- FIG. 1 is a diagram showing an example of an appearance of a body fat measurement device according to Embodiment 1 of the present invention.
- FIG. 2A is a diagram of a state in which body fat is measured using the body fat measurement device according to Embodiment 1 of the present invention, as viewed from the front side of a subject.
- FIG. 2B is a view of the measurement of body fat using the body fat measurement device as seen from the side of the subject.
- FIG. 3 is a block diagram showing a hardware configuration of the body fat measurement device according to the first embodiment of the present invention.
- FIG. 4 is a block diagram showing a functional configuration of an arithmetic processing unit.
- FIG. 5 is a schematic perspective view of an upper limb unit in the body fat measurement device according to the first embodiment of the present invention.
- FIG. 6 is a flowchart showing a body fat measurement process in the first embodiment of the present invention.
- FIG. 7 is a diagram showing a display example of measurement results.
- FIG. 8A is a diagram showing an example in which only the visceral fat area is displayed.
- FIG. 8B is a diagram showing an example in which the visceral fat area and the subcutaneous fat area are displayed.
- FIG. 9A is a first diagram showing an example in which subject information is further displayed in addition to the measurement result.
- FIG. 9B is a second diagram showing an example in which subject information is further displayed in addition to the measurement result.
- FIG. 10A is a diagram showing an example in which the reference value of the visceral fat area is further displayed together with the measurement result.
- FIG. 10B is a diagram showing an example in which a standard value of the same sex of the same age is further displayed in addition to the measurement result.
- FIG. 11 is a diagram showing an example of past measurement values displayed together with measurement results in a graph.
- FIG. 12A is a diagram showing another example of the positioning index in the first embodiment.
- FIG. 12B is a diagram showing still another example of the positioning index in the first embodiment.
- FIG. 13 is a schematic front view of an upper limb unit in the body fat measurement device according to the second embodiment of the present invention.
- FIG. 14 is a block diagram showing a hardware configuration of the body fat measurement device according to the second embodiment of the present invention.
- FIG. 15 is a flowchart showing a body fat measurement process in the second embodiment of the present invention.
- FIG. 16 is a flowchart showing a body fat measurement process in the second embodiment of the present invention.
- FIG. 17A is a diagram showing an example of a positioning index in the second embodiment of the present invention.
- FIG. 17B is a diagram showing another example of the positioning index in the second embodiment of the present invention.
- FIG. 18 is a schematic front view of an upper limb unit 1B in the body fat measurement device according to the third embodiment of the present invention.
- FIG. 19 is a block diagram showing a hardware configuration of the body fat measurement device according to the third embodiment of the present invention.
- FIG. 20 is a flowchart showing a body fat measurement process in the third embodiment of the present invention.
- FIG. 21 is a diagram showing an example of a positioning index in the third embodiment of the present invention.
- body fat measurement device 100 includes upper limb unit 1, lower limb unit 2, and cable 3 for electrically connecting upper limb unit 1 and lower limb unit 2. Is provided.
- the upper limb unit 1 includes a main body 110 and grips 121 and 122 that can be held by both hands of the subject.
- the grip 121 is a grip for the left hand, and has electrodes HI and H3 for contacting the left palm of the subject.
- the grip 122 is a grip for the right hand, and has electrodes H2 and H4 for contacting the subject's right palm. Electrodes HI and H2 are electrodes for current application, and electrodes H3 and H4 are electrodes for voltage detection.
- the main body 110 has a surface 130 for contacting the surface of the abdomen of the subject, and electrodes A, B, C, D arranged on the surface 130.
- the surface 130 is formed in a flat shape! /, But it may be formed in a curved shape along the surface of the abdomen! /.
- the electrodes A, B, C, and D are preferably arranged with the vertical direction as the alignment direction when the subject holds the grips 121 and 122 in the measurement posture.
- the shape, size, and arrangement interval of the electrodes A, B, C, and D are not particularly limited. Any of these electrodes should be placed in contact with the surface of the subject's abdomen.
- main body 110 is composed of first casing 111 and second casing 112.
- the surface 130 described above is provided in the second housing 112.
- the first housing 111 is provided with at least the display unit 21.
- Lower limb unit 2 has electrodes Fl, F2, F3, and F4 for contacting the lower limbs of the subject. Electrodes Fl and F2 are electrodes for current application, and electrodes F3 and F4 are electrodes for voltage detection. It is.
- the upper limb unit 1 is configured to be detachable from the cable 3 connected to the lower limb unit 2.
- a connector 16 b is provided for enabling attachment to the connector 16 a built in the upper limb unit 1.
- electrodes HI, ⁇ , H4 are collectively referred to as “upper limb electrode”, and electrodes A, ⁇ , D are collectively referred to as “abdominal electrode”, electrodes F1, ⁇ , F4 Are collectively referred to as “lower limb electrodes”.
- the upper limb electrode, the abdominal electrode and the lower limb electrode are collectively referred to as an “electrode group”.
- the measurement posture of the subject when the body fat measurement device 100 is used will be described.
- the state in which the body fat is measured using the body fat measurement device 100 according to Embodiment 1 of the present invention is shown in front of the subject.
- the grip 121 is gripped by the left hand 301 of the subject 300 and the grip 122 is gripped by the right hand 302 of the subject 300.
- the electrodes HI, H3 and the electrodes H2, H4 are in contact with the left hand 301 and the right hand 302 of the subject 300, respectively.
- both legs 304 and 305 forces S of the subject 300 are placed.
- the electrodes Fl, F3 and the electrodes F2, F4 force are brought into contact with the left foot 304 and the right foot 305 of the subject 300, respectively.
- the surface 130 of the main body 110 is Then, it is pressed against the surface of the abdomen 303 of the subject 300. As a result, the abdominal electrode is brought into contact with the surface of the abdominal portion 303.
- the abdominal electrode is arranged on the surface 130 with the vertical direction when the subject 300 holds the grips 121 and 122 in the measurement posture as the alignment direction. Therefore, the abdominal electrode is brought into contact with the surface of the abdominal 303 with the direction substantially perpendicular to the cross section of the abdominal 303 of the subject 300 (hereinafter referred to as “longitudinal direction”) as the alignment direction.
- upper limb unit 1 in body fat measurement device 100 is arranged on the above-described upper limb electrode, abdominal electrode and connector 16a, and a high-frequency constant current (for example, , 50kHz, 500 A), and the constant current generator 12 is energized
- the voltage detector 13 for detecting a potential difference between a pair of electrodes
- the terminal switching unit 14 for selecting a current electrode and a voltage electrode from the electrode group
- a control unit 20 for performing various controls, a display unit 21 for displaying measurement results and the like, an input unit 22 for inputting subject information to be described later, and reading and writing of data recorded on the recording medium 23b.
- an I / F (interface) 15 for performing communication between the control unit 20, the constant current generation unit 12, the voltage detection unit 13, and the terminal switching unit 14.
- subject information is information about the subject's body including at least physique information.
- waist length anterior circumference
- abdominal width abdominal thickness
- height abdominal thickness
- weight Contains at least one piece of information such as gender.
- physique information is described as information corresponding to the waist length.
- the physique information is not limited to the waist length. Other information related to the abdomen (eg, abdominal width, abdominal thickness), information related to the whole body (eg, height, weight), etc. It may be. In addition, the physique information is not limited to one piece of information, but includes more than two pieces of information!
- the terminal switching unit 14 is connected to the constant current generating unit 12 and the voltage detecting unit 13, and is connected to each electrode included in the electrode group.
- the terminal switching unit 14 is controlled by the control unit 20 and switches and selects at least one pair of current electrodes from the electrode group.
- the constant current generated by the constant current generator 12 is applied to the subject via the selected electrode.
- the terminal switching unit 14 is controlled by the control unit 20 and switches and selects a pair of voltage electrodes from the electrode group.
- the voltage detection unit 13 can detect the potential difference for each selected electrode. Information on the detected potential difference is given to the control unit 20 via the IZF 15.
- the terminal switching unit 14 is configured by a plurality of switches, for example.
- the constant current generation unit 12 and the terminal switching unit 14 cause the current to flow to the subject via one of the two pairs of electrodes HI, H2, F1, F2, and the pair of electrodes A and D. Applied. In either case, the potential difference between the pair of electrodes B and C is detected by the voltage detection unit 13 and the terminal switching unit 14 in any case when the current of the subject is applied.
- the control unit 20 includes an arithmetic processing unit 26 for performing various calculations, a program and data And a storage unit 27 for storing. Note that the body fat measurement program recorded in the recording medium 23b may be read out by the driving device 23a, and the body fat measurement process described below may be executed.
- the display unit 21 is composed of, for example, a liquid crystal.
- the input unit 22 is composed of, for example, a plurality of keys that can be pressed by the user. Specific examples of these arrangements will be described later.
- terminal switching unit 14 is connected to both constant current generating unit 12 and voltage detecting unit 13, and selects both the current electrode and the voltage electrode. It is not limited to such a configuration.
- a first switching unit connected to the constant current generating unit 12 and selecting only the current electrode, and a voltage detecting unit 13 connected to the voltage detecting unit 13 and selecting only the voltage electrode. Two switching units may be provided.
- the current electrode and the voltage electrode are selected via the terminal switching unit 14, but the terminal switching unit 14 may not be provided.
- a current generator may be provided for each pair of electrodes that function as current electrodes, and each current generator may be controlled by the control unit 20. Thereby, the current electrodes can be switched sequentially without going through the terminal switching unit 14.
- a voltage detector may be provided for each pair of electrodes functioning as voltage electrodes, and each voltage detector may be controlled by the control unit 20. Thus, the voltage electrodes can be switched sequentially without going through the terminal switching unit 14.
- control unit 20 the display unit 21, the input unit 22, and the driving device 23a included in the upper limb unit 1 may be provided in the lower limb unit 2.
- FIG. 4 shows a functional configuration of the arithmetic processing unit 26.
- arithmetic processing unit 26 includes an impedance calculation unit 261 for calculating impedance relating to the whole body of the subject and two types of impedance relating to the abdomen of the subject, A body fat calculating unit 262 for calculating body fat of the body.
- the body fat includes at least visceral fat mass, and preferably includes subcutaneous fat mass and body fat mass in addition to visceral fat mass.
- body fat mass refers to an amount related to body fat, and includes, for example, at least one of body fat weight, body fat volume and body fat percentage. Body fat mass includes visceral fat mass and subcutaneous fat mass.
- the impedance calculation unit 261 calculates each impedance based on the current value generated by the constant current generation unit 12 and the potential difference obtained from the voltage detection unit 13 via the IZF 15.
- One of the two types of impedance related to the abdomen is impedance that reflects the total fat mass (ie, the sum of visceral fat mass and subcutaneous fat mass) in the abdominal cross section of the subject.
- the other is impedance that reflects the amount of subcutaneous fat in the cross section of the subject's abdomen.
- the impedance relating to the whole body is expressed as “Zw”
- the impedance reflecting the total fat mass in the abdominal cross section is expressed as “Zt”
- the impedance reflecting the subcutaneous fat mass in the abdominal cross section is expressed as “Zs”.
- the body fat calculating unit 262 calculates the visceral fat amount calculating unit 262A for calculating the visceral fat amount, the subcutaneous fat amount calculating unit 262B for calculating the subdermal fat amount, and the body fat amount.
- Body fat amount calculation unit 262C calculates the visceral fat amount calculating unit 262A for calculating the visceral fat amount, the subcutaneous fat amount calculating unit 262B for calculating the subdermal fat amount, and the body fat amount.
- the visceral fat mass calculation unit 262A calculates the visceral fat mass of the subject, for example, the visceral fat area (unit: : cm 2 ) is calculated. Specifically, for example, the visceral fat area Sv is calculated by the following equation (1) representing the relationship between the two types of impedances Zt and Zs and the waist length of the subject and the visceral fat mass.
- the subcutaneous fat mass calculation unit 262B calculates the subcutaneous fat mass of the subject, for example, the subcutaneous fat area (unit: cm 2 ) based on the calculated impedance Zs regarding the abdomen and the physique information (waist length) of the subject. Is calculated. Specifically, for example, the subcutaneous fat area Ss is calculated by the following equation (2) representing the relationship between the impedance Zs and the waist length of the subject and the subcutaneous fat mass.
- the body fat mass calculation unit 262C calculates the body fat mass of the subject, for example, the body fat percentage (%) based on the calculated impedance Zw related to the whole body and at least one piece of information (for example, body weight) included in the subject information. ) Is calculated. Specifically, for example, the body fat percentage is calculated by the following equation (3) based on the lean mass FFM and the weight of the subject.
- Body fat percentage (Wt—FFM) ZWt * 100%)
- the lean mass FFM (unit: kg) is expressed by the following equation (4) representing the relationship between the impedance Zw and at least one piece of information (eg height and weight) included in the subject information and the lean mass (4) ).
- FFM i * H 2 ZZw + j * Wt + k ⁇ ' ⁇ (4)
- the correlation equations (1), (2), and (4) as described above are determined by correlation with a reference measured by, for example, MRI. Such a correlation equation may be determined in advance for each age and Z or gender.
- display unit 21 and input unit 22 are the same as the front surface of first housing 111 (the same as surface 130 of second housing 112). On the side).
- Input unit 22 is arranged at the bottom of display unit 21, and includes a numeric keypad, an enter key, a knock space key, and a cursor key for moving the cursor on the screen up, down, left, and right.
- Input unit 22 further includes a measurement start key 31 for instructing measurement start and a measurement stop key 32 for instructing measurement stop.
- a hinge 33 is provided between the first casing 111 and the second casing 112.
- the position and shape of the hinge 33 are not particularly limited. If the first housing 111 is tilted, the test subject can check the measurement results in the measurement posture.
- positioning means (hereinafter referred to as "positioning index") corresponding to the umbilical position is provided at the upper end portion of the surface 130 (the end portion located on the subject's head side when the subject takes a measurement posture). It is preferable that all the depressions 201 are provided. More specifically, the depression 201 is provided on an extension line in the alignment direction of the abdominal electrode. By doing so, the subject can fit on the abdominal surface. The abdominal electrode can be easily brought into contact with a cut position. Along with this, measurement accuracy can be improved.
- the shape of surface 130 is not limited to such a shape, which is assumed to be a substantially square shape.
- it may be substantially circular.
- main body 110 has been described here as being divided into the first casing 111 and the second casing 112, the present invention is not limited to such a form. That is, the main body 11
- the display unit 21 and the input unit 22 may be provided on the same plane as the plane 130 on which the abdominal electrode is arranged, with 0 as one casing.
- it may be tilted in advance so that the subject without providing the surface force hinge 33 provided with the display unit 21 can confirm the measurement result in the measurement posture.
- the display unit 21 and the Z or the input unit 22 may be disposed on the back surface of the main body unit 110 (the surface facing the surface 130). By doing so, the upper limb unit 1 can be reduced in size.
- the body fat measurement process according to the first embodiment of the present invention shown in the flowchart of FIG. 6 is stored in advance in the storage unit 27 as a program, and the arithmetic processing unit 26 reads out and executes this program, whereby the body fat is measured.
- the measurement processing function is realized.
- arithmetic processing unit 26 receives input of subject information including physique information (waist length) (step S2).
- the subject information received here is temporarily recorded in the storage unit 27, for example.
- the arithmetic processing unit 26 determines whether or not the force has been instructed to start measurement (step S4).
- the arithmetic processing unit 26 waits until an instruction to start measurement is given (NO in step S4).
- the arithmetic processing unit 26 sets an electrode (step S6). More specifically, the terminal switching unit 14 is controlled to connect the two pairs of electrodes HI, H2, Fl, and F2 to the constant current generating unit 12 as current electrodes. In addition, the electrodes HI and H2 are short-circuited, and the electrodes F1 and F2 are short-circuited.
- the arithmetic processing unit 26 controls the terminal switching unit 14 to connect the two pairs of electrodes H3, H4, F3, and F4 to the voltage detection unit 13 as voltage electrodes. Also, electrode H3 and electrode H4 are short-circuited, and electrode F3 and electrode are Short-circuit with pole F4.
- the arithmetic processing unit 26 controls the constant current generating unit 12 to apply a constant current from the electrode HI and the electrode H2 to the electrode F1 and the electrode F2 (step S8). In this state, the arithmetic processing unit 26 causes the voltage detection unit 13 to detect a potential difference between the electrodes H3 and H4 and the electrodes F3 and F4 (step S10).
- the impedance calculation unit 261 calculates the impedance Zw based on the potential difference detected in step S 10 (step S 12).
- the value of the impedance Zw calculated here is temporarily recorded in the storage unit 27, for example.
- the arithmetic processing unit 26 switches the voltage electrode (step S 14). More specifically, the arithmetic processing unit 26 controls the terminal switching unit 14 to switch the voltage electrode to the electrodes B and C from the electrodes H3, H4, F3, and F4 force. Thereby, in the terminal switching unit 14, the connection between the electrodes H3, H4, F3, and F4 and the voltage detection unit 13 is disconnected, and the electrodes B and C are connected to the voltage detection unit 13.
- the arithmetic processing unit 26 causes the voltage detection unit 13 to detect the potential difference between the electrodes B and C. (Step S16).
- a current is applied from one of the electrodes HI and H2 to one of the electrodes Fl and F2. I ’m too concerned.
- the impedance calculation unit 261 calculates an impedance Zt based on the potential difference detected in step S16 (step S17).
- the value of the impedance Zt calculated here is temporarily recorded in the storage unit 27, for example.
- the arithmetic processing unit 26 switches the current electrode (step S 19). More specifically, the terminal switching unit 14 is controlled to switch the current electrode from the electrodes HI, H2, Fl, and F2 to the electrodes A and D. As a result, in the terminal switching unit 14, the connection between the electrodes HI, H2, Fl, F2 and the constant current generating unit 12 is disconnected, and the electrodes A and D and the constant current generating unit 12 are connected.
- the arithmetic processing unit 26 controls the constant current generating unit 12 to apply a current between the electrode A and the electrode D (step S20).
- the arithmetic processing unit 26 Let 13 detect the potential difference between electrode B and electrode C (step S22).
- the impedance calculator 261 calculates the impedance Zs based on the potential difference detected in step S22 (step S24). The value of the impedance Zs calculated here is temporarily recorded in the storage unit 27, for example.
- the visceral fat mass calculation unit 262A receives the physique information (waist length) input in step S2.
- the visceral fat area Sv is calculated (step S26).
- the visceral fat area Sv is calculated by the above formula (1).
- the subcutaneous fat mass calculation unit 262B calculates the subcutaneous fat area Ss from the physique information (waist length) input in step S2 and the impedance Zs (step S28).
- the subcutaneous fat area Ss is calculated by the above equation (2).
- the body fat mass calculation unit 262C calculates the body fat percentage based on the subject information (height, body weight) and the impedance Zw input in step S2 (step S30).
- the body fat percentage is calculated by the above formulas (3) and (4).
- the arithmetic processing unit 26 performs a process of displaying the measurement result on the display unit 21 (step S32).
- the typical value of impedance Zt is about 5 ⁇ , and the typical value of impedance Zs is about 80 ⁇ .
- the typical value of impedance Zw is about 250 ⁇ .
- the visceral fat mass is accurately calculated. can do. Further, since the abdominal electrode is disposed on the surface 130 of the upper limb unit 1, the amount of visceral fat can be calculated easily and accurately at home.
- the impedance is calculated every time a potential difference is detected. However, it may be calculated all at once after all potential differences are detected. Further, the order of electrode setting 'switching and potential difference detection is not limited to the order described above.
- the visceral fat mass (visceral fat area), Subcutaneous fat mass (subcutaneous fat area) and body fat mass (body fat percentage) have been calculated, but at least the visceral fat mass may be calculated. In this case, only physique information (waist length) may be entered in step S2.
- the body fat mass may be calculated (estimated) based on the abdominal impedance Zt that is calculated based on the impedance Zw of the whole body.
- the body fat measuring device 100 may be configured not to include the voltage electrodes H3 and H4 among the upper limb electrodes and the voltage electrodes F3 and F4 among the lower limb electrodes. Furthermore, it may be configured such that one of the current electrodes HI and H2 and one of the current electrodes Fl and F2 are not provided. That is, the body fat measurement device 100 includes an abdominal electrode including at least four electrodes, and a pair including one of the electrodes HI and H2 and one of the electrodes F1 and F2. It only has to be done.
- the upper limb unit 1 includes left and right grips 121 and 122 formed in a handle shape, but the form is not limited to this as long as the subject can hold at least one hand. In this case, it is assumed that at least one electrode for current is arranged at a position held by one hand.
- the force commonly used as the voltage electrode is the pair of electrodes B and C sandwiched between the pair of electrodes A and D.
- a pair other than the pair of electrodes B and C may be used as the voltage electrode.
- the measured value increases, which is desirable from the viewpoint of accurate measurement. It may be a pair of electrodes A and B or a pair of electrodes B and D.
- the pair of electrodes A, D located outside functions as a current electrode, and the electrodes B, The force that caused the C pair to function as a voltage electrode.
- the pair of electrodes A and D may function as a voltage electrode
- the pair of electrodes B and C may function as a current electrode.
- the impedance is calculated from the detected potential difference, and the visceral fat amount and the like are calculated based on the calculated impedance.
- the visceral fat is directly calculated from the detected potential difference.
- An amount or the like may be calculated. That is, for example, the above-described correlation equation (1) may be an equation using two types of potential differences, which was an equation using two types of impedances Zt and Zs.
- FIG. 7 is a diagram showing a display example of measurement results in step S32 of FIG.
- the display unit 21 displays “visceral fat area 110 cm 2 ”, “subcutaneous fat area 90 cm 2 ”, and “body fat percentage 30%” in the predetermined areas. Each amount is displayed as a numerical value.
- the subject can grasp specific numerical values of his / her visceral fat area, subcutaneous fat area and body fat percentage. Moreover, by displaying these simultaneously, it is possible to further grasp the fat balance of the subject.
- FIG. 8A which is not limited to the display example as shown in FIG. 7, only the visceral fat area may be displayed as a measurement result, or as shown in FIG. 8B, It may be displayed as a measurement result of visceral fat area and subcutaneous fat area.
- subject information may be further displayed.
- the subject information for example, information on the patient, age, sex, height and weight is displayed in addition to the west length which is the physique information. Moreover, as a measurement result, the visceral fat area and the subcutaneous fat area are displayed.
- a reference value or a standard value of the visceral fat area may be further displayed.
- the “reference value for visceral fat area” is a value used by the Japanese Society of Obesity as a criterion for determining visceral fat obesity, and specifically corresponds to 100 cm 2 .
- the display unit 21 displays the same measurement result as in FIG. 7, and the reference value (100 cm 2 ) of the visceral fat area is the measured value (110 cm 2 of the visceral fat area). 2 ) alongside the table It is shown.
- the reference value for example, 10 to 20%
- the standard value may be further displayed side by side with the measured body fat percentage (30%).
- the display unit 21 displays the measurement results similar to those in FIG. 7, and also displays the standard values of the same age (male Z female) alongside each measurement result. It's okay. As a result, the subject can determine whether or not his / her measurement result is standard.
- past measurement values may be displayed in a graph.
- display unit 21 displays a graph representing the trajectory (transition) of the measured value with the area (unit: cm 2 ) on the vertical axis and the time on the horizontal axis.
- the position of the reference value (100 cm 2 ) of the visceral fat area may be displayed together.
- the polygonal line L1 indicates the trajectory of past measurement values of the visceral fat area
- the polygonal line L2 indicates the trajectory of past measurement values of the subcutaneous fat area.
- a straight line L3 parallel to the horizontal axis is a reference line indicating a reference value for the visceral fat area.
- the information on the visceral fat area and the subcutaneous fat area is displayed, but only the information on the visceral fat area may be displayed.
- the graph of the line L1 related to the visceral fat area and the graph of the line L2 related to the subcutaneous fat area may be displayed separately.
- the force in which the depression 201 is provided in the main body 110 as a positioning index is not limited to this.
- a camera 203 capable of shooting an image may be provided on the surface 130 as a positioning index.
- the camera 203 is disposed between the electrode B and the electrode C, for example, on a line connecting the center point of the electrode B and the center point of the electrode C.
- an image photographed by the camera 203 is displayed in a predetermined area 21A of the display unit 21.
- the subject can bring the face 130 into contact with the abdominal surface while checking his / her navel.
- a lighting device such as a light 204 is provided near the camera 203 of the power surface 130 It is preferable. As a result, it is possible to prevent inconvenience that the face 130 is dark and the position of the navel cannot be confirmed when the surface 130 is brought close to the abdomen!
- a video display unit for displaying video shot by the camera 203 may be provided in a region different from the display unit 21.
- an irradiation device that emits laser light for directly illuminating the umbilicus position, for example, a laser LED (Light Emitting Diode) 206 is provided. It may be disposed on surface 130.
- a laser LED Light Emitting Diode
- two laser LEDs 206 are provided between the electrodes B and C and so as to be substantially parallel to the alignment direction of the abdominal electrodes. The position where the laser LED 206 is installed is not limited to such a position.
- the upper limb unit 1 in the first embodiment as described above incorporates the connector 16a, the commercially available body fat scale (like the body fat measuring device 100, the upper limb unit, It is possible to replace the lower limb unit and the upper limb unit in a body fat scale (which is composed of a cable for electrically connecting them). Therefore, a subject who already has such a body composition meter can measure the visceral fat mass with higher accuracy than before by simply purchasing the upper limb unit 1.
- the body fat measurement device 100 in the first embodiment only one row of abdominal electrodes is arranged on the surface 130 of the upper limb unit 1, but in the second embodiment, multiple rows of abdominal electrodes are arranged in the upper limb unit. Be placed.
- the main differences from the first embodiment are described below.
- upper limb cue 1A in body fat measurement device 100 of the second embodiment of the present invention includes 2 on surface 130A of second casing 112A constituting main body 110A.
- the abdominal electrode El, E2 of the row is placed! /
- the abdominal electrode E2 includes four electrodes A12, B12, C12, and D12, including the four electrodes Al1, Bl1, Cl1, and Dll.
- Such two rows of abdominal electrodes El and E2 are arranged at positions separated from each other by a predetermined distance. It is desirable that the electrodes constituting the abdominal electrodes El and E2 are arranged in a matrix.
- the upper limb menu in body fat measurement device 100 according to the second embodiment of the present invention. 1A, instead of electrodes A, ..., D shown in Fig. 3, electrodes Al l, ..., D11 (abdominal electrode E 1) and electrodes A12, ..., D12 (abdominal electrode) E2) is provided. As a result, the electrodes of the abdominal electrodes El and E2 are connected to the terminal switching unit 14A.
- the body fat measurement process according to the second embodiment of the present invention shown in the flowcharts of FIGS. 15 and 16 is stored in advance in the storage unit 27 as a program, and the arithmetic processing unit 26A reads out and executes this program. Thus, the function of the body fat measurement process is realized. Note that the same step number is assigned to the same process as the body fat measurement process in the first embodiment.
- operation processing unit 26A switches the voltage electrode after the processing of steps S2 to S12 is completed (step S14A). More specifically, the arithmetic processing unit 26A controls the terminal switching unit 14A to switch the voltage electrode to the electrodes Bl1, C11 from the electrodes H3, H4, F3, F4 force. Thereby, in the terminal switching unit 14A, the connection between the electrodes H3, H4, F3, and F4 and the voltage detection unit 13 is disconnected, and the electrodes Bl l and C11 are connected to the voltage detection unit 13.
- Step S16A the arithmetic processing unit 26A causes the voltage detection unit 13 to detect the potential difference between the electrodes Bl 1 and C11.
- the impedance calculation unit 261 calculates the impedance Ztl based on the potential difference detected in step S16A (step S17A).
- the value of the impedance Ztl calculated here is temporarily recorded in the storage unit 27, for example.
- the arithmetic processing unit 26A switches the voltage electrode (step S181). More specifically, the arithmetic processing unit 26A controls the terminal switching unit 14A to switch the voltage electrode from the electrodes B11 and C11 to the electrodes B12 and C12. As a result, in the terminal switching unit 14A, the connection between the electrodes Bl1, C11 and the voltage detection unit 13 is disconnected, and the electrodes B12, C12 are connected to the voltage detection unit 13.
- the arithmetic processing unit 26A causes the voltage detection unit 13 to detect a potential difference between the electrodes B12 and C12 ( Step S182).
- step S18 Based on the potential difference detected in step S182, the impedance calculation unit 261 performs impedance measurement. A dance Zt2 is calculated (step S183). The value of the impedance Zt2 calculated here is temporarily recorded in the storage unit 27, for example.
- arithmetic processing unit 26A switches between the current electrode and the voltage electrode (step S19A). More specifically, the arithmetic processing unit 26A controls the terminal switching unit 14A to avoid switching the current electrodes to the electrodes HI, H2, Fl, F2, and the electrodes All, D11. Thereby, in the terminal switching unit 14A, the connection between the electrodes HI, H2, Fl, F2 and the constant current generating unit 12 is cut, and the electrode All and the electrode D11 and the constant current generating unit 12 are connected. Further, by controlling the terminal switching unit 14A, the voltage electrode is switched from the electrodes B12, C12 to the electrodes Bl1, C11. As a result, in the terminal switching unit 14A, the connection between the electrodes B12 and C12 and the voltage detection unit 13 is disconnected, and the electrodes Bl and C11 are connected to the voltage detection unit 13.
- the arithmetic processing unit 26A controls the constant current generating unit 12 to apply a current between the electrode All and the electrode D11 (step S20A).
- arithmetic processing unit 26A causes voltage detection unit 13 to detect a potential difference between electrode B11 and electrode C11 (step S22 A).
- the impedance calculator 261 calculates the impedance Zsl based on the potential difference detected in step S22A (step S24A). The value of the impedance Zsl calculated here is temporarily recorded in the storage unit 27, for example.
- the arithmetic processing unit 26A switches between the current electrode and the voltage electrode (step S251). More specifically, the arithmetic processing unit 26A controls the terminal switching unit 14A to switch the current electrode from the electrodes All and D11 to the electrodes A12 and D12. Thereby, in terminal switching unit 14A, connection between electrode All and electrode D11 and constant current generating unit 12 is disconnected, and electrode A12 and electrode D12 and constant current generating unit 12 are connected. Further, the terminal switching unit 14A is controlled to switch the voltage electrode to the electrodes B12 and C12 from the electrodes Bl1 and C11. Thereby, in the terminal switching unit 14A, the connection between the electrodes Bl 11 and C 11 and the voltage detection unit 13 is disconnected, and the electrodes B 12 and C 12 are connected to the voltage detection unit 13.
- the arithmetic processing unit 26A controls the constant current generating unit 12 to apply a current between the electrode A12 and the electrode D12 (step S252).
- arithmetic processing unit 26A causes voltage detection unit 13 to detect a potential difference between electrode B12 and electrode C12 (step S253).
- the impedance calculation unit 261 determines the impedance based on the potential difference detected in step S253.
- One dance Zs2 is calculated (step S254).
- the value of the impedance Zs2 calculated here is temporarily recorded in the storage unit 27, for example.
- the visceral fat mass calculation unit 262A calculates the visceral fat area Sv from the physique information (waist length) input in step S2, the impedance Ztl, Zt2, and the impedance Zsl, Zs2. Calculate (step S26A).
- the visceral fat area Sv is calculated by the above equation (1).
- the two rows of abdominal electrodes El and E2 are provided as in the second embodiment, they are substituted into the impedance Zt in the average value force correlation equation (1) of the two impedances Ztl and Zt2, and 2
- the average force of the two impedances Zsl and Zs2 may be substituted for the impedance Zs in the correlation equation (1).
- the subcutaneous fat mass calculation unit 262B calculates the subcutaneous fat area Ss from the physique information (waist length) input in step S2 and the impedances Zsl and Zs2 (step S28A).
- the subcutaneous fat area Ss is calculated by the above equation (2). In this case as well, it may be substituted for the impedance Zs in the mean value force correlation equation (2) of the two impedances Zsl and Zs2.
- step S28A When the processing of step S28A is completed, the same body fat calculation processing (step S30) and measurement result display processing (step S32) as those of the first embodiment are performed. This completes the body fat measurement process according to the second embodiment of the present invention.
- the impedances Ztl and Zt2 and the impedances Zsl and Zs2 are averaged.
- the present invention is not limited to such a method.
- impedance Z t is calculated, and based on the average value of multiple potential differences detected by flowing current from the abdomen, The impedance Zs may be calculated.
- impedance Ztl, Zt2, impedance Zsl, Zs2 were averaged and used for calculation of visceral fat mass and subcutaneous fat mass, but processing other than the average processing was performed. Also good. For example, a correlation formula may be provided for each impedance, and the visceral fat mass and subcutaneous fat mass may be calculated. [0129] Meanwhile, it is preferable that a positioning index is provided also in the upper limb unit 1A in the second embodiment from the viewpoint of improving measurement accuracy.
- groove 211 may be provided as a positioning index on surface 130A of upper limb unit 1A, for example.
- the groove 211 is provided between the abdominal electrodes El and E2 and parallel to the alignment direction of the abdominal electrodes El and E2 from the upper end to the lower end of the second housing 112A.
- the groove 211 is not necessarily provided from the upper end portion to the lower end portion of the second casing 112A. Similar to the depression 201 of the first embodiment, it should be provided at least at the upper end! /.
- a mirror 212 may be provided on the surface 130A of the upper limb unit 1A as another example of the positioning index.
- the mirror 212 is provided between a line connecting the electrode B11 and the electrode B12 and a line connecting the electrode C11 and the electrode C12.
- the mirror 212 is provided in the groove 211.
- the mirror 212 is preferably provided at an angle so that the subject's navel can be visually recognized at the stage where the subject takes the measurement posture by grasping the grips 121 and 122. In other words, it is preferable that the mirror 212 is provided at an angle so that the image power incident perpendicularly to the surface 130 is on the first housing 111 side and is reflected back to the incident side. Note that the mirror 212 may be embedded in the second housing 112A.
- the subject can check the surface 130A of the abdomen while checking his / her navel from the upper surface side of the upper limb unit 1A during measurement.
- the surface can be contacted.
- the surface 130 of the upper limb unit 1 is configured to include one row of abdominal electrode force electrodes (two pairs of electrodes).
- the abdominal electrode includes three or more pairs of electrodes or five or more electrodes. The main differences from the first embodiment are described below.
- upper limb unit 1B in body fat measurement device 100B is applied to surface 130B of second casing 112B constituting main body 110B from the upper side.
- the substantially arc-shaped electrodes A21, B21, C21, D21, D22, C22, B22, A22 force S are placed. Electrodes A21, B21, C21, D21i, respectively, so that the upper end direction force of surface 130B is S Has been placed.
- the electrodes D22, C22, B22, A22 are arranged so that the lower end direction of the surface 130B is on the arc side.
- a pair of electrodes B21 and B22 is arranged inside the pair of electrodes A21 and A22, and a pair of electrodes C21 and C22 is arranged inside the pair of electrodes B21 and B22.
- the pair of electrodes D21 and D22 is arranged inside the pair of electrodes C21 and C22.
- arc-shaped electrodes having different sizes are provided, but the present invention is not limited to such a form.
- three or five or more arc-shaped electrodes having different sizes may be provided.
- a plurality of pairs of arc-shaped electrodes having the same size may be provided.
- upper body unit 1B of body fat measurement device 100B has electrode A21 instead of electrodes A,..., D shown in FIG. , ..., D21 and electrodes A22, ..., D22 are provided. Accordingly, each of these electrodes constituting the abdominal electrode and the terminal switching unit 14B are connected.
- the body fat measurement process according to the third embodiment of the present invention shown in the flowchart of FIG. 20 is stored in advance in the storage unit 27 as a program, and the arithmetic processing unit 26B reads out and executes this program. Thus, the function of the body fat measurement process is realized. Note that the same step numbers are assigned to the same processes as the body fat measurement process in the first embodiment.
- arithmetic processing unit 26B switches the voltage electrode after the processing of steps S2 to S12 is completed (step S14B). More specifically, the arithmetic processing unit 26B controls the terminal switching unit 14B to switch the voltage electrode to the electrodes A21 and A22 from the electrodes H3, H4, F3, and F4. As a result, in the terminal switching unit 14B, the connection between the electrodes H3, H4, F3, and F4 and the voltage detection unit 13 is disconnected, and the electrodes A21 and A22 are connected to the voltage detection unit 13.
- the arithmetic processing unit 26B causes the voltage detection unit 13 to detect the potential difference between the electrodes A21 and A22 (Ste S16B).
- the impedance calculator 261 calculates the impedance Zt based on the potential difference detected in step S16B (step S17).
- arithmetic processing unit 26B switches between the current electrode and the voltage electrode (step S19 9B). More specifically, the arithmetic processing unit 26B controls the terminal switching unit 14B to switch the current electrode to electrodes A21, D21, A22, D22 from electrodes HI, H2, Fl, F2, etc. .
- the terminal switching unit 14B the connection between the electrodes HI, H2, Fl, F2 and the constant current generating unit 12 is disconnected, and the electrodes A21, D21, A22, D22 and the constant current generating unit 12 are connected.
- the arithmetic processing unit 26B controls the terminal switching unit 14B so that the voltage electrode is switched from the electrodes A21, A22 to the electrodes B21, C21, B22, C22.
- the connection force between the electrodes A21, A22 and the voltage detection rod 13 is disconnected at the terminal switching rod 14B, and the electrodes B21, C21, B22, C22 are connected to the voltage detection unit 13.
- the arithmetic processing unit 26B short-circuits the electrodes A21 and A22 and short-circuits the electrodes D21 and D22. Similarly, electrode B21 and electrode B22 are short-circuited, and electrode C21 and electrode C22 are short-circuited.
- the arithmetic processing unit 26B controls the constant current generating unit 12 to apply a current to the electrode D21 and the electrode D22 from the force of the electrode A21 and the electrode A22 (step S20B). In this state, the arithmetic processing unit 26B causes the voltage detection unit 13 to detect the potential difference between the electrodes B21 and B22 and the electrodes C21 and C22 (step S22B).
- step S22B ends, the processes of steps S24 to S32 are executed as in the first embodiment. This completes the body fat measurement process according to the third embodiment of the present invention.
- the current application electrode and the voltage detection electrode selected from the abdominal electrodes are only examples, and are not limited to the above-described electrodes.
- the electrode for voltage detection in a state where a current is applied to the extremities may be a pair of electrodes A21 and A22 located on the outermost side, or another pair of electrodes.
- two pairs of abdominal electrodes may be used as voltage detection electrodes.
- step S22B the voltage may be detected in a state where the two pairs of electrodes are short-circuited, or the potential difference between the two pairs of electrodes may be detected without short-circuiting each other.
- the impedance Zt may be calculated by averaging the two detected potential differences.
- a current when a current is applied to the abdomen, for example, a current may simply be passed from electrode A21 to electrode A22. Further, the potential difference between the two pairs of electrodes for voltage detection in a state where current is applied to the abdomen may be detected without short-circuiting each other. In this case as well, the impedance Zs may be calculated by averaging the two detected potential differences.
- two rows of abdominal electrodes in the third embodiment may be provided and combined with the body fat measurement processing in the second embodiment.
- the upper limb unit 1B in Embodiment 3 is also provided with a positioning index from the viewpoint of improving measurement accuracy.
- the second casing 112B of upper limb unit 1B has a positioning index, for example, from the back side to the front surface (surface 130B) is provided with a window 221 that can be visually recognized.
- the window 221 is provided at a position surrounded by the pair of electrodes D21 and D22 on the innermost side (near the center).
- the assistant the person who assists the measurement
- the abdominal electrode can be easily placed on the surface of the subject's abdomen at an appropriate position.
- the force using the positioning index as the window 221 may be any as long as the back side force of the second casing 112B can be visually recognized by the front side. Therefore, instead of the window 221, a hole (not shown) penetrating from the front side to the back side may be provided.
- the positioning index for example, a depression
- the positioning index for example, a mirror
- the positioning indicator shown in the second or third embodiment may be provided in the second casing 112 in the first embodiment.
- the second housing 112A in Embodiment 2 The positioning index shown in the first embodiment or the third embodiment may be provided.
- the body fat measurement method performed by the body fat measurement device or the upper limb unit of the present invention can also be provided as a program.
- a program can be recorded on an optical medium such as a CD-ROM (Compact Disk-ROM) or a computer-readable recording medium such as a memory card and provided as a program product.
- the program can also be provided by downloading via a network.
- the provided program product is installed in a program storage unit such as a hard disk and executed.
- the program product includes the program itself and a recording medium on which the program is recorded.
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Abstract
Description
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Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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US12/093,905 US20090182243A1 (en) | 2005-11-30 | 2006-09-12 | Body fat measuring apparatus capable of easily and accurately measuring visceral fat amount |
EP06810059A EP1958567B1 (en) | 2005-11-30 | 2006-09-12 | Body fat measuring apparatus capable of easily and accurately measuring amount of visceral fat |
CN2006800442941A CN101316554B (zh) | 2005-11-30 | 2006-09-12 | 可以简便且高精度测定内脏脂肪量的体脂肪测定装置 |
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JP2005345917A JP4529884B2 (ja) | 2005-11-30 | 2005-11-30 | 体脂肪測定装置および上肢ユニット |
JP2005-345917 | 2005-11-30 |
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PCT/JP2006/318042 WO2007063631A1 (ja) | 2005-11-30 | 2006-09-12 | 内臓脂肪量を簡便にかつ精度良く測定することのできる体脂肪測定装置 |
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US (1) | US20090182243A1 (ja) |
EP (1) | EP1958567B1 (ja) |
JP (1) | JP4529884B2 (ja) |
KR (1) | KR100963863B1 (ja) |
CN (1) | CN101316554B (ja) |
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WO (1) | WO2007063631A1 (ja) |
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- 2006-09-12 EP EP06810059A patent/EP1958567B1/en not_active Expired - Fee Related
- 2006-09-12 WO PCT/JP2006/318042 patent/WO2007063631A1/ja active Application Filing
- 2006-09-12 US US12/093,905 patent/US20090182243A1/en not_active Abandoned
- 2006-09-12 CN CN2006800442941A patent/CN101316554B/zh not_active Expired - Fee Related
- 2006-09-12 KR KR1020087014332A patent/KR100963863B1/ko active IP Right Grant
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RU2525664C1 (ru) * | 2012-12-27 | 2014-08-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Чувашский государственный университет имени И.Н. Ульянова" | Ультразвуковой способ определения толщины жировой ткани в абдоминальной области |
RU2596716C1 (ru) * | 2015-03-25 | 2016-09-10 | Федеральное государственное бюджетное учреждение "Научный центр акушерства, гинекологии и перинатологии имени академика В.И. Кулакова" Министерства здравоохранения Российской Федерации | Способ прямого количественного измерения подкожно-жирового слоя у новорожденных с помощью высокочастотного ультразвука |
Also Published As
Publication number | Publication date |
---|---|
KR100963863B1 (ko) | 2010-06-16 |
KR20080068131A (ko) | 2008-07-22 |
EP1958567A1 (en) | 2008-08-20 |
JP2007144058A (ja) | 2007-06-14 |
RU2390307C2 (ru) | 2010-05-27 |
CN101316554B (zh) | 2010-11-03 |
CN101316554A (zh) | 2008-12-03 |
EP1958567B1 (en) | 2013-01-02 |
US20090182243A1 (en) | 2009-07-16 |
EP1958567A4 (en) | 2011-06-08 |
JP4529884B2 (ja) | 2010-08-25 |
RU2008126238A (ru) | 2010-01-10 |
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