The specific embodiment
(the 1st embodiment)
With reference to Fig. 1, the structure as the subcutaneous fat determinator 10 of the body composition measuring device of the 1st embodiment is described.
As shown in Figure 1, subcutaneous fat determinator 10 comprises: determination unit 20, and it propagates into light in the organism 1 to body surface 4 irradiation light and reception; Main unit 100, its determination data based on determination unit 20 is calculated the subcutaneous fat amount.
Determination unit 20 comprises: unit main body 21; Optical measuring portion 30, it is set on the unit main body 21; Pressing force determination part 40, it is used to measure the pressing force of 30 pairs of body surfaces 4 of optical measuring portion; Spheroid 22, it moves determination unit 20 smoothly on body surface 4.In illustrated embodiment, optical measuring portion 30 comprises light-emitting component the 31, the 1st photo detector 32 and the 2nd photo detector 33.Preferably, spheroid can rotate to any direction.Unit main body 21 is an example of determinator main body.Optical measuring portion 30 is an example of body composition measuring portion.
Pressing force determination part 40 comprises effector 41 and testing circuit 42.Effector 41 produces distortion based on the pressing force of 30 pairs of body surfaces 4 of optical measuring device, and the generation and the corresponding signal of telecommunication of described distortion.The described signal of telecommunication for example is supplied to testing circuit 42 by for example lead 43.Testing circuit 42 detects the variation of the signal of telecommunication of effector 41.When having increased the pressing force of pressing force determination part 40 along with user's time-and-motion study unit 20, testing circuit 42 detects the variation of the signal of telecommunication corresponding with the increase of described pressing force.In addition, when having reduced the pressing force of pressing force determination part 40, testing circuit 42 detects the variation of the signal of telecommunication corresponding with the decline of described pressing force.
Main unit 100 comprises: control part 101, its measurement result based on determination unit 20 carry out the calculating of subcutaneous fat amount and to determination unit 20 sending controling instructions; Display part 102, it shows the subcutaneous fat amount as result of calculation.Be equivalent to the signal of each element light income of measurement result of optical measuring portion 30 and the signal of optical measuring portion 30 pressing forces that is equivalent to the measurement result of pressing force determination part 40 and be sent to control part 101 respectively.
Control part 101 is calculated the subcutaneous fat amount based on the light income of the 1st light receiving unit 32, the light income of the 2nd light receiving unit 33 and the pressing force of optical detecting portion 30.Can calculate subcutaneous fat area, subcutaneous fat volume, subcutaneous fat is thick and subcutaneous fat weight at least 1 be used as the subcutaneous fat amount.In addition, other can also calculate that abdominal subcutaneous fat is thick, abdominal muscle is thick, in abdominal subcutaneous fat area and the interior fat area at least 1.
Display part 102 shows various information such as subcutaneous fat amount based on the signal that sends from control part 101.The user of subcutaneous fat determinator 10 can understand the measurement result of subcutaneous fat amount by the information that is shown in display part 102.
Fig. 2 shows the bottom surface structure of determination unit 20.Determination unit 20 is provided with 4 spheroids 22.In infinite example, light-emitting component the 31, the 1st light receiving unit 32 and the 2nd light receiving unit 33 are configured on the bottom surface of unit main body 21 with the form that is in line.
Fig. 3 shows along the profile construction of the 3-3 line of Fig. 2.The part of the part of optical measuring portion 30 and each spheroid 22 is outstanding from unit main body 21.Pressing force determination part 40 is set in the unit main body 21 with the form corresponding with optical measuring portion 30.Optical measuring portion 30 and spheroid 22 are set at the bottom of unit main body 21.
Fig. 4 shows the profile construction of organism 1 trunk 2.There are muscle 7, subcutaneous fat 5, skin 3, interior fat etc. in trunk 2 inside.
The various piece of trunk 2, the amount difference of subcutaneous fat 5.For example, at whole abdominal part 2A subcutaneous fat 5 is arranged all.And back of the body 2B, with vertebra 8 corresponding central parts mainly be muscle 7, the amount and the abdominal part 2A of the subcutaneous fat 5 of described middle body are comparatively speaking less.
The mensuration of using the subcutaneous fat amount that the subcutaneous fat determinator carries out is described.
As shown in Figure 5, be radiated at light scattering and being absorbed on organism 1 on one side on the organism 1 by light-emitting component 31, it is interior and appear from body surface 4 once more to propagate into organism 1 on one side.The light that propagates in the described organism 1 is received by the 1st photo detector 32 or the 2nd light receiving unit 33 at body surface 4.
Subcutaneous fat 5 can hinder moving of light.The amount of the subcutaneous fat 5 in the organism 1 is many more, and to propagate into the light amount of body surface 4 in the organism 1 just few more, thereby the light income of the 1st photo detector 32 or the 2nd photo detector 33 is just few.On the other hand, subcutaneous fat 5 is few more, and to propagate into the light amount of body surface 4 in the organism 1 just many more, thereby the light income of the 1st photo detector 32 or the 2nd photo detector 33 is just many.The 1st photo detector 32 mainly receives, and just propagates into the light of body surface 4 in the light that is shone by light-emitting component 31 in the organism 1, before arriving muscle 7.The 2nd photo detector 33 mainly receives, in the light that is shone by light-emitting component 31 in the organism 1, by skin 3 and subcutaneous fat 5 and propagate into the light of body surface 4 after arriving muscle 7 again.
Control part 101 is calculated the light income ratio, and described light income ratio is the ratio (ZB/ZA) of the light income ZB of the 2nd photo detector 33 with respect to the light income ZA of the 1st photo detector 32.Control part 101 carries out revisal based on the pressing force that is determined by pressing force determination part 40 to described light income ratio, and calculates described result as the subcutaneous fat amount.
Control part 101 store by test wait confirm in advance, light income ratio and the relation of subcutaneous fat amount and the relation of pressing force and subcutaneous fat amount.As the relation of pressing force and subcutaneous fat amount, owing to show that the curve (fat mass curve) of light income ratio and subcutaneous fat magnitude relation is all different for each pressing force, for fat mass curve of each pressing force storage.
For example, when the health of reality was formed the maximum of admissible pressing force and minima and is made as maximum pressing force Pmax and minimum pressing force Pmin respectively, the fat mass curve of each fixed pressing force between maximum pressing force Pmax and minimum pressing force Pmin was stored in control part 101.So, when determining pressing force by pressing force determination part 40, select the most approaching tested pressing force of making in a plurality of pressing forces corresponding one with the fat mass curve, and calculate the subcutaneous fat amount based on fat mass curve corresponding and the light income ratio of calculating in addition with described pressing force.
With reference to Fig. 6 and Fig. 7, the assay method of measuring the health composition by determination unit 20 is described.
In the subcutaneous fat amount of user around measuring abdominal part 2A, for example under the state of standing, be hold by one hand determination unit 20, and it moved when being pressed on the body surface 4 along body surface 4 described determination unit 20.At this moment, under each spheroid 22 and optical measuring portion 30 and body surface 4 state of contact, determination unit 20 moves with respect to body surface 4.Then, by determination unit 20 irradiation light and receive light, and show the subcutaneous fat amount of calculating based on described measurement result at display part 102.
Subcutaneous fat determinator based on the 1st embodiment can obtain following effect.
(1), possesses pressing force determination part 40 based on the 1st embodiment.Thus, utilize the measurement result of described determination part 40 can improve the mensuration precision of subcutaneous fat amount.In addition, subcutaneous fat determinator 10 possesses and is used on body surface 4 spheroid 22 that moves.By subcutaneous fat determinator 10 is moved, can change locating of subcutaneous fat 5 on organism 1.Therefore, can be continuously and measure large-scale subcutaneous fat amount exactly.
(2), on end around the determination unit 20, be provided with 4 and be used for spheroid 22 mobile on body surface 4 based on the 1st embodiment.Thus, compare with the situation that is provided with 2 spheroids, be easy to make spheroid 22 usual practices as above down about, promptly all directions move, thereby the user can make subcutaneous fat determinator 10 move on body surface 4 like a cork.
(3) based on the 1st embodiment, control part 101 calculate the light income ZB of the 2nd photo detector 33 with respect to the ratio (ZA/ZB) of the light income ZA of the 1st photo detector 32, be the light income ratio, further described ratio is carried out revisal, and calculate described result as the subcutaneous fat amount based on the pressing force that determines by pressing force determination part 40.Thus, can measure the subcutaneous fat amount exactly.
Below to other illustrated embodiments being that the center is illustrated with respect to more changing the time of the 1st embodiment.The formation identical with the 1st embodiment enclosed identical symbol and omitted described explanation.
(the 2nd embodiment)
With reference to Fig. 8, the 2nd embodiment of the present invention is described.
In the 2nd embodiment, adopted the pressing force determination part 50 that comprises pressure transducer 51 to replace, the pressing force determination part 40 that comprises effector 41 of the 1st embodiment.
Pressing force determination part 50 comprises air bag 52, be connected the pressure transducer 51 on the air bag 52 and be connected testing circuit 53 on the pressure transducer 51.Air bag 52 produces distortion based on the pressing force of 30 pairs of body surfaces 4 of optical measuring portion.Pressure transducer 51 detects the pressure that produces along with air bag 52 distortion in air bag 52 changes, and generates pressure signal, then described pressure signal is supplied to testing circuit 5.When having increased the pressing force of pressing force determination part 50 along with user's time-and-motion study unit 20, the intrinsic pressure increase of air bag 52.Detect described intrinsic pressure increase by pressure transducer 51.When having reduced the pressing force of pressing force determination part 50, the interior drops of air bag 52.Detect described interior drops by pressure transducer 51.Testing circuit 53 can be measured the pressing force of 30 pairs of body surfaces 4 of optical measuring portion based on the pressure signal of pressure transducer 51.
Based on the 2nd embodiment, can obtain (1) of the 1st embodiment, the effect of (2) and (3).
(the 2nd embodiment)
With reference to Fig. 9, the 3rd embodiment of the present invention is described.
On the subcutaneous fat determinator 10 of the 3rd embodiment, further be provided with the pressure display part 60 that is used for the measurement result of pressing force determination part 40 is informed the user.Described pressure display part 60 is connected on the control part 101 of main unit 100 by lead 64.Activated the 1st display lamp 61 when in addition, pressure display part 60 is provided with in pressing force is in proper range, when pressing force is higher than proper range activated the 2nd display lamp 62 and when pressing force is lower than proper range activated the 3rd display lamp 63.Pressure display part 60 is an example of informing portion.
Control part 101 when receiving the measurement result that comes from pressing force determination part 40, light the 1st display lamp 61~the 3rd display lamp 63 based on described measurement result one.That is to say that control part 101 judges that the pressing force that determined by pressing force determination part 40 is whether in predefined proper range.When the pressing force that determines was in the proper range, control part 101 was lighted the 1st display lamp 61.When the pressing force that determines was in outside the proper range, the described pressing force that determines of control part 101 judgements was higher than or is lower than proper range.When the pressing force that determines was higher than proper range, control part 101 was lighted the 2nd display lamp 62.When described pressing force was lower than proper range, control part 101 was lighted the 3rd display lamp 63.
Proper range is to be presented at the scope of being carried out can guaranteeing when subcutaneous fat is measured the pressing force that institute must precision by subcutaneous fat determinator 10, and this scope is preestablished by the test grade.As an example, can enumerate the maximum pressing force Pmax and the minimum pressing force Pmin of the 1st embodiment.Usually, proper range is logged or is stored in the control part 101 as the pressing force reference range.
Based on the 3rd embodiment, except can obtaining effect (1), can also obtain following effect.
(4), possesses the pressure display part 60 that to inform the user by the result of pressing force determination part 40 mensuration based on the 3rd embodiment.Thus, while the user can confirm pressing force, the time-and-motion study unit 20 of 40 pairs of organisms 1 of pressing force determination part.Therefore, owing to easily subcutaneous fat 5 is measured pressing force being maintained suitable state following time, so can further improve the mensuration precision of subcutaneous fat amount.
(the 4th embodiment)
With reference to Figure 10, the 4th embodiment of the present invention is described.
On the subcutaneous fat determinator 10 of the 4th embodiment, further be provided with the pressing force guiding mechanism 70 of the pressing force that is used for adjusting automatically pressing force determination part 50.Described pressing force guiding mechanism 70 comprises: pump 71, and it supplies air to air bag 52 by feed path 72; Valve 73, it is used for the air in the air bag 52 is discharged by passing away 74.On the one hand, when valve 73 is in closed condition, not from air bag 52 interior air-outs.On the other hand, when valve 73 was in open mode, the air in the air bag 52 was discharged to the outside by valve 73.
Control part 101 comes control pump 71 and valve 73 based on the measurement result that receives from pressing force determination part 50, and the pressing force of pressing force determination part 50 is maintained in the proper range.That is to say, control part 101 judges whether the pressing force that is determined by pressing force determination part 50 is in the proper range, when described pressing force is in the proper range, valve 73 is maintained closed condition and stop, thereby keep the intrinsic pressure of air bag 52 by pump 71 air supplies.On the other hand, when the pressing force that is determined by pressing force determination part 50 was in outside the proper range, control part 101 judgement pressing forces were higher than or are lower than proper range.Then, when pressing force is higher than proper range, comes the air in the air-out bag 52 and stop by pump 71 air supplies, till the internal drop that makes air bag 52 is low to moderate proper range by opening valve 73.And when pressing force is lower than proper range, by valve 73 being maintained closed condition and by pump 71 air supplies, up to make air bag 52 intrinsic pressure be increased to proper range till.
Based on the 4th embodiment, except can obtaining effect (1), can also obtain following effect.
(5) in embodiment, possess pressing force with 30 pairs of body surfaces 4 of optical measuring portion and maintain pressing force guiding mechanism 70 in the proper range.Thus, can suppress to require the user to carry out too accurate operation in order exactly the subcutaneous fat amount to be measured.
(the 5th embodiment)
With reference to Figure 11, the 5th embodiment of the present invention is described.
Further be provided with on the subcutaneous fat determinator 10 of the 5th embodiment and chase after from mechanism 80, the user makes determination unit 20 when body surface 4 moves spheroid 22 be chased after from the shape of body surface 4 by described chasing after from mechanism 80.Described chasing after from mechanism 80 comprises spring 81, and it will be applied to the power that body surface 4 is pushed on the spheroid 22; Support 82, the end of its supporting and the spring 81 of spheroid 22 opposite sides.
As shown in figure 11, making determination unit 20 contact when body surface 4 has on the position of concaveconvex shape, produce distortion based on pressing force with each spheroid 22 corresponding spring 81.In addition, between spheroid corresponding with the boss of body surface 4 22 (right side of figure) and the spheroid 22 (left side of figure) corresponding with the position more recessed than described boss, the difference of the deflection of each spring 81 is as follows.That is, the deflection ratio of the spring 81 of the spheroid 22 corresponding with boss, the deflection of the spring 81 of the spheroid 22 corresponding with recessed position want big.So because that the deflection of spring 81 occurs is different, the influence that makes the concaveconvex shape of body surface 4 bring optical measuring portion 30 is eliminated.Thus, even having on the position of concaveconvex shape, also can keep the whole mensuration face and body surface 4 state of contact of optical measuring portion 30.
Based on the 5th embodiment, except can obtaining effect (1), can also obtain following effect.
(6) subcutaneous fat determinator 10 be positioned on the body surface 4 be the position of concaveconvex shape the time because optical measuring portion 30 favours body surface 4, and make the whole mensuration face of optical measuring portion 30 be difficult to suitably contact with body surface 4.In the 5th embodiment, possess and be used to make spheroid 22 to chase after chasing after from the distortion of body surface 4 from mechanism 80.Thus, the influence that the concaveconvex shape of body surface 4 brings optical measuring portion 30 is eliminated by spheroid 22, even have the position of concaveconvex shape that subcutaneous fat determinator 10 is suitably contacted with body surface 4 at body surface 4.
(other embodiments)
The embodiment of body composition measuring device of the present invention is not limited to above-mentioned embodiment, for example also can change to following form.Also can implement in conjunction with variation.
Though in the 3rd embodiment, on determination unit 20, be provided with pressure display part 60 and spheroid 22 simultaneously, also spheroid 22 can be omitted from described determination unit 20.Even in this case, because the user also can be while confirming pressing force time-and-motion study unit, and owing to easily subcutaneous fat 5 is measured pressing force being maintained suitable state following time, so can realize measuring more accurately the subcutaneous fat determinator 10 of subcutaneous fat amount.In addition, by each embodiment beyond the 3rd embodiment is also omitted spheroid 22 and increase pressure display part 60 newly from determination unit 20, can realize having at least subcutaneous fat determinator 10 with above-mentioned effect same.
Though in the 3rd embodiment, possess the pressure representative portion 60 that is used for detected pressing force is informed the user, be used for pressing force is informed that user's formation is not limited in this.That is to say, also can replace by showing the form of informing pressing force with the form of the measurement result of pressing force determination part 40 being informed the user by sound, light or vibration at pressure display part 60.For example, informing with sound in the formation of pressing force, the 1st sound by when speaker output is in pressing force is in proper range, showing described information, when pressing force is higher than proper range, show the 2nd sound of described information or when pressing force is lower than proper range, show the 3rd sound of described information, can inform whether user's pressing force in all cases is in the proper range.
Though in the 3rd embodiment, the subcutaneous fat determinator 10 of the 1st embodiment constitutes the form that further possesses pressure display part 60, also described form can be replaced with or on the basis of described form, the measurement result of pressing force determination part 40 is shown in main unit 100.In addition, also display part 102 can be arranged on the determination unit 20, and the measurement result of pressing force determination part 40 is shown at described display part 102.
Though in the 3rd embodiment, control, also can omit main unit 100 and control part 101, and pressure representative portion 60 be controlled by following form by 101 pairs of pressure display parts 60 of control part.That is to say, will be used for coming the control circuit of controlled pressure display part 60 to be arranged on testing circuit 42 based on pressing force.And interconnection described control circuit and pressure display part 60.In this case, when the pressing force that is determined by pressing force determination part 40 was in the proper range, the signal that contains the information that the 1st display lamp 61 is lighted was sent to the 1st display lamp 61 from control circuit.In addition, when the pressing force that is determined by pressing force determination part 40 was higher than proper range, the signal that contains the information that the 2nd display lamp 62 is lighted was sent to the 2nd display lamp 62 from control circuit.In addition, when the pressing force that is determined by pressing force determination part 40 was lower than proper range, the signal that contains the information that the 3rd display lamp 63 is lighted was sent to the 3rd display lamp 63 from control circuit.
Though in the 4th embodiment, pressing force guiding mechanism 70 is by changing the intrinsic pressure pressing force of adjusting optical measuring portion 30 of air bag 52, also the fluid bag that can adopt inside to be filled with liquid replaces air bag 52.In this case, be provided with liquid that the inlet with the outlet of valve and pump is connected in addition with runner be positioned at the liquid storage part of storage liquid of the half-way of described runner.Then, when the pressing force that is determined by pressing force determination part 50 was lower than proper range, control part 101 was supplied to fluid bag by pump with the liquid in the liquid storage part, and the pressing force of pressing force determination part 50 is increased.On the other hand, when the pressing force that is determined by pressing force determination part 50 is higher than proper range, opens valve and make the liquid in the fluid bag flow back to liquid storage part, the pressing force of pressing force determination part 50 is reduced.
Though in the 4th embodiment, come pump 71 and valve 73 are controlled, also can omit main body 100 and control part 101, and come pump 71 and valve 73 are controlled according to following form by control part 101.That is to say, will be used for being arranged on testing circuit 53, and pump 71 and valve 73 are connected with described control circuit respectively based on the control circuit that pressing force is controlled pump 71 and valve 73.In this case, when the pressing force that is determined by pressing force determination part 50 is in proper range, the signal that pump 71 is stopped and the signal that valve 73 cuts out is sent to pump 71 and valve 73 respectively from control circuit.In addition, when the pressing force that is determined by pressing force determination part 50 is higher than proper range, the signal that pump 71 is stopped and the signal that valve 73 is opened is sent to pump 71 and valve 73 respectively from control circuit.In addition, when the pressing force that is determined by pressing force determination part 50 is lower than proper range, be sent to pump 71 and valve 73 respectively from control circuit with the signal of pump 71 drivings and with the signal that valve 73 cuts out.
Though in the 5th embodiment, chase after from mechanism 80, chase after from the formation of mechanism 80 and be not limited in this as being used to make spheroid 22 to chase after to have from the structure of body surface 4.For example, also can adopt other elastomer (rubber etc.) to replace spring 81.
Also following control can be increased in each embodiment.That is, carry out following control by control part 101: only when the pressing force that is determined by pressing force determination part 40 (perhaps 50) was in proper range in, just permission was made up of determination unit 20 mensuration healths.Specifically,, carry out the mensuration of pressing force and stop the irradiation of the light of optical measuring portion 30, and whether be in the proper range at 101 pairs of pressing forces that determine of control part and judge the time marquis of user with 20 pairs of body surfaces 4 of determination unit.In addition, carry out irradiate light and begin to measure health forming by optical measuring portion 30 in the time of in pressing force is in proper range.On the other hand, in the time of outside pressing force is in proper range, the irradiation that stops light is till judging that pressing force is in the proper range.That is to say, forbid the mensuration of the subcutaneous fat amount of being undertaken in the time of outside pressing force is in proper range by optical measuring portion 30.Based on this formation, reduce owing to exceed the mensuration number of times of subcutaneous fat mass under the state of proper range at the pressing force of optical measuring portion 30, so can suppress the mensuration precise decreasing of subcutaneous fat amount.
Though in each embodiment, adopted determination unit 20 to be provided with the formation of 4 spheroids 22, be more than 1 as long as be arranged on the quantity of the spheroid 22 on the determination unit 20, also can suitably change.
Though in each embodiment, adopted spheroid 22 on body surface 4, be not limited in spheroid 22 for determination unit 20 is moved smoothly.For example, also can replace spheroid 22 or roller and spheroid 22 are arranged on the determination unit 20 simultaneously with roller.Spheroid 22 and roller are the typical example of movable part.
Though in each embodiment, show the example that the situation that the subcutaneous fat 5 of abdominal part 2A is measured has been used as using the mensuration form of subcutaneous fat determinator 10, also can measure the subcutaneous fat 5 at other positions (foot or arm) of organism 1 by subcutaneous fat determinator 10.
Though in each embodiment, adopted on determination unit 20, to possess 2 photo detectors, also can be even omit a photo detector to be applicable to the present invention with the corresponding form of each embodiment.
Though in each embodiment, main unit 100 and determination unit were arranged in 20 minutes, and main unit 100 is provided with control part 101, and main unit 100 and determination unit 20 are become one.In this case, by control part 101 being arranged on the determination unit 20 (testing circuit 42 or testing circuit 53), can carry out the identical control of being carried out with the control part 101 of each embodiment of control.In addition, by display part 102 is arranged on the unit main body 21, can the same measurement result with each embodiment inform the user with the subcutaneous fat amount.
Though in each embodiment, the parts that adopted optical profile type so long as contact the parts that the health composition is measured with body surface, also can adopt optical profile type parts in addition as determination unit as determination unit 20.For example, also can possess the determination unit of measuring the body fat amount by the organism impedance method.In this case, as the body fat amount, the content that exemplifies out below can calculating specifically.That is to say, can calculate subcutaneous fat area, subcutaneous fat volume, subcutaneous fat is thick and subcutaneous fat weight at least 1 be used as the subcutaneous fat amount.In addition, can calculate interior fat area, interior fat volume, interior fat is thick and interior fat weight at least 1 be used as visceral fat mass.In addition, other can also calculate that abdominal subcutaneous fat is thick, abdominal muscle is thick, in abdominal subcutaneous fat area and the interior fat area at least 1.
Also a display lamp can be set on pressure display part 60, replace a plurality of display lamps 61~63.In this case, can the pressing force of body composition measuring portion be informed the user by distinguish the form of lighting of described display lamp with the form of for example extinguishing, light, glimmering.