CN104411235A - Body water content meter - Google Patents

Body water content meter Download PDF

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Publication number
CN104411235A
CN104411235A CN201280074415.2A CN201280074415A CN104411235A CN 104411235 A CN104411235 A CN 104411235A CN 201280074415 A CN201280074415 A CN 201280074415A CN 104411235 A CN104411235 A CN 104411235A
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CN
China
Prior art keywords
insertion section
side insertion
tip side
base end
moisture meter
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Granted
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CN201280074415.2A
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CN104411235B (en
Inventor
坪内猛
小山美雪
近藤晃
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Terumo Corp
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Terumo Corp
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Publication of CN104411235B publication Critical patent/CN104411235B/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/05Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • A61B5/053Measuring electrical impedance or conductance of a portion of the body
    • A61B5/0538Measuring electrical impedance or conductance of a portion of the body invasively, e.g. using a catheter
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/05Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • A61B5/053Measuring electrical impedance or conductance of a portion of the body
    • A61B5/0537Measuring body composition by impedance, e.g. tissue hydration or fat content
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2560/00Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/04Constructional details of apparatus
    • A61B2560/0406Constructional details of apparatus specially shaped apparatus housings
    • A61B2560/0418Pen-shaped housings
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/24Hygienic packaging for medical sensors; Maintaining apparatus for sensor hygiene
    • A61B2562/247Hygienic covers, i.e. for covering the sensor or apparatus during use

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)

Abstract

The purpose of the present invention is to improve the water resistance and antifouling properties of a body water content meter. This body water content meter comprises a linearly formed main body part, and an insertion part extending in a curved manner from one end of the main body part. The insertion part includes: a front-end-side insertion part (120-2) having a sensor part (121) fixed to the front end surface (122), said sensor part measuring data concerning the water content inside a living body by being brought into contact with the body surface of a subject; a base-end-side insertion part (120-1) that supports the front-end-side insertion part (120-2) via a slide mechanism that makes the front-end-side insertion part slide in a direction substantially orthogonal to the front end surface (122); and a protection member (151) that makes the slide mechanism, which is between the front-end-side insertion part (120-2) and the base-end-side insertion part (120-1), liquid-tight. A side wall part is formed on the base-end side of the front-end-side insertion part (120-2) so as to cover a portion of the outer peripheral surface of the base-end-side insertion part (120-1). The protection member (151) is arranged on the inner side of the side wall part.

Description

Moisture meter in body
Technical field
The present invention relates to measure examinee organism in water quantities body in moisture meter.
Background technology
The water quantities measured in the organism of examinee is very important.Dewatering symptom in organism is the disease that moisture in organism reduces, have more now owing to perspiring, body temperature when rising and make more moisture be discharged to external motion in body, temperature higher time.Particularly, when People, because the water holding capacity self of organism reduces, so compared with general health people, easily cause dewatering symptom.
Typically, the moment that moisture in vivo loses more than 3% of body weight can cause the obstacle of body temperature adjustment.If cause the obstacle of body temperature adjustment and body temperature rises, then cause the minimizing of the further moisture in organism, so be absorbed in vicious cycle, finally can cause the disease being called as heatstroke.Heatstroke comprises the diseases such as heat cramp, heat exhaustion, thermoplegia, sometimes also can cause the organ injury of whole body.Therefore, in order to avoid causing the danger of heatstroke in possible trouble, the water quantities held in organism is very important exactly.
Based on such background, the applicant of the application dedicates oneself to, as the position being suitable for the water quantities held exactly in organism, lay particular emphasis on the axillary fossa of examinee, the sensor part of electrode is had to this axillary fossa assignment configuration, measure this interelectrode electrostatic capacitance, thus the exploitation of moisture meter in the body calculating the water quantities in the organism of examinee.
The 8a of Fig. 8 be represent that the applicant of the application proposes body in the figure of an example of moisture meter 800.As shown in the 8a of Fig. 8, in body, moisture meter 800 possesses main part 810 and insertion section 820, and the main part held by mensuration person is formed as linearity as a whole.At the surface of shell of main part 810, be equipped with display part 812, display measurement result 831.On the other hand, the insertion section 820 of inserting axillary fossa extends configuration from one end of main part 810, relative to main part 810, gently bends downwards as a whole.
At the top end face 822 of insertion section 820, sensor part 821 can be supported with slidably.Sensor part 821 has sensor head 823, and this sensor head 823 has the face almost parallel with top end face 822, and in order to ensure the pressing force on the basis be close to ensureing sensor head 823 pairs of skins, the direction to arrow 841b pushes.And if sensor head 823 to be pressed on the skin of the axillary fossa of examinee, then sensor part 821 is quantitative to the direction slide guage of arrow 841a, starts thus to measure.
Patent documentation 1: Japan Patent No. 4417841 publication
But, in the body with structure as described above moisture meter 800, at top end face 822, be provided with the peristome for making sensor part 821 slide to arrow 841a direction.The 8b of Fig. 8 is the figure of the cross-section structure of the apex zone 850 representing the insertion section 820 comprising sensor part 821.
As shown in the 8b of Fig. 8, the opening surface of peristome 851 is larger than the sensor head 823 of sensor part 821, between the side of sensor part 821 and the internal face of peristome 851, guarantees there is gap 852.Thereby, it is possible to make sensor part 821 slide glibly.
On the other hand, if arrange gap 852 between the side of sensor part 821 and the internal face of peristome 851, then consider liquid (such as, ethanol etc. for the dirt of wiping sensor part 821) inside of moisture meter 800 in body is immersed in via this gap 852, and become the reason of the fault of moisture meter 800 in body.
In addition, consider dust, the dirt such as scurf of attachment accumulates moisture meter 800 in vivo via this gap 852 when measuring inside, and become the reason of the mutual infection of the fault of moisture meter 800 in body, patient.
Summary of the invention
The present invention completes in view of above-mentioned problem, and object is to improve water proofing property/soil resistance in moisture meter in the body constituting sensor part in the mode that can slide.
To achieve these goals, in body involved in the present invention, moisture meter possesses following structure.That is,
Moisture meter in a kind of body, is characterized in that possessing:
Main part, it is formed as linearity; And
Insertion section, it extends configuration deviously from the one end in aforementioned body portion,
Above-mentioned insertion section possesses:
Tip side insertion section, its top end face is fixed with by contacting with the surface of examinee thus measuring the sensor part of data of being correlated with the moisture in organism;
Base end side insertion section, it supports above-mentioned tip side insertion section via the slide mechanism slided in the direction roughly orthogonal with above-mentioned top end face, and
Guard block, it makes the above-mentioned slide mechanism between above-mentioned tip side insertion section and above-mentioned base end side insertion section become liquid-tight,
At the base end side of above-mentioned tip side insertion section, be formed with the sidewall portion of a part for the outer peripheral face covering above-mentioned base end side insertion section, above-mentioned guard block is disposed in the inner side in this sidewall portion.
According to the present invention, in the body constituting sensor part in the mode that can slide, water proofing property/soil resistance can be improved in moisture meter.
Of the present invention other feature and advantage become clear by referring to the following description of accompanying drawing.In addition, in the accompanying drawings, for identical or similar structure, identical reference numbering is marked.
Accompanying drawing explanation
Accompanying drawing is contained in description, forms a part for description, represents embodiments of the present invention, for principle of the present invention being described together with its description.
Figure 1A is the figure of the surface structure representing moisture meter in the body involved by the first embodiment of the present invention.
Figure 1B is the figure of the structure of the apex zone representing moisture meter in body.
Fig. 2 is the figure of the functional structure representing moisture meter in body.
Fig. 3 is the figure of the configuration example of the mensuration circuit representing moisture meter in body.
Fig. 4 is the figure of the action for illustration of moisture meter in body.
Fig. 5 is the figure of the data structure representing mensuration information.
Fig. 6 is the figure of the structure of the apex zone representing moisture meter in the surface structure of moisture meter in the body involved by the second embodiment of the present invention and body.
Fig. 7 is the figure of the structure of the apex zone representing moisture meter in the surface structure of moisture meter in the body involved by the 3rd embodiment of the present invention and body.
Fig. 8 is the figure of the structure of the apex zone representing moisture meter in the surface structure of moisture meter in body and body.
Detailed description of the invention
Below, with reference to accompanying drawing, various embodiments of the present invention will be described.In addition, following described embodiment is preferred concrete example of the present invention, so with technical preferred various restriction, as long as but scope of the present invention is not particularly limited the record of the meaning of the present invention in the following description, be just not limited to these modes.
[the first embodiment]
The surface structure > of moisture meter in < 1. body
Figure 1A is the figure of the surface structure representing moisture meter 100 in the body involved by the first embodiment of the present invention.In body, moisture meter 100 makes sensor part contact as the skin of the axillary fossa of the surface of examinee, in sensor part, detects the physical quantity corresponding with the signal of telecommunication of supply thus the water quantities detected in the body of examinee.In the body involved by present embodiment in moisture meter 100, by measuring the electrostatic capacitance of examinee as this physical quantity (data relevant to the moisture in organism), detect the wetness conditions of the skin of axillary fossa, and calculate the water quantities in body.
As shown in Figure 1A, in body, moisture meter 100 possesses main part 110 and extends the insertion section 120 of configuration from one end of main part 110 deviously.The upper surface 114 of main part 110, lower surface 115, side 116,117 are formed as almost parallel with long axis direction (not shown) respectively, as a whole, are formed as linearity.In addition, at the surface of shell of main part 110, being configured with various user interface, being accommodated with the electronic circuit for calculating the water quantities in body in enclosure interior.
In the example of Figure 1A, as user interface, be shown with on and off switch 111 and display part 112.On and off switch 111 is provided in the recess of the rear end face 113 of main part 110.Be made structure on and off switch 111 being disposed in recess like this, thus the faulty operation of on and off switch 111 can be prevented.In addition, if power-on switch 111, the power supply started from power supply unit 211 (Fig. 2) described later to each portion of moisture meter in body 100 supplies, and in body, moisture meter 100 becomes operating state.
Display part 112, on the side 117 of main part 110, is provided in about front side of long axis direction.This be in order to, when in use body, moisture meter 100 measures the water quantities in the body of examinee, even if when mensuration person holds region 118, display part 112 also the hands of holding of person to be measured can not cover (even if be in order to also can visual confirmation measurement result under the state held) completely.
At display part 112, show the measurement result 131 of this water quantities.In addition, previous measurement result 132 is also shown together as a reference.Further, at battery display part 133, the surplus of display battery (power supply unit 211 of Fig. 2).In addition, when obtaining invalid measurement result, detect measure mistake when, show " E " at display part 112, by this situation report to mensuration person.In addition, the word etc. shown at display part 112 with upper surface 114 side of main part 110 be on, with lower surface 115 side be under, show.
In body, the upper surface 124 of the insertion section 120 of moisture meter 100 and lower surface 125 have curve form, relative to main part 110, as a whole, gently bend downwards.
Sensor part 121 is fixed with at the top end face 122 of insertion section 120.Sensor part 121 has sensor head 123, and this sensor head 123 has the face almost parallel with top end face 122.
In addition, insertion section 120 is separated into the base end side insertion section 120-1 be connected with the main part 110 and tip side insertion section 120-2 being fixed with sensor part 121, in order to ensure ensureing that sensor head 123 is to the pressing force on the basis be close to of skin, by elastomeric elements such as springs, to arrow 141b direction pushing (active force of such as about 150gf) tip side insertion section 120-2.And, if sensor head 123 is pressed against the skin of the axillary fossa of examinee, then tip side insertion section 120-2 overall to arrow 141a direction (with the direction that top end face 122 is roughly orthogonal, the i.e. normal direction of top end face 122) slide guage is quantitatively (such as, 1mm ~ 10mm, 3mm in the present embodiment), start thus to measure (following, the direction of arrow 141a is called glide direction).In addition, in body, the detailed construction of the apex zone (region represented with dotted line 161) of moisture meter 100 is aftermentioned).
Based on such structure, turn on the power switch 111 mensuration person and make after moisture meter 100 becomes operating state in body, if detect, sensor head 123 is pressed against the axillary fossa of examinee, then start the mensuration of body water.Or, turning on the power switch 111 mensuration person makes after in body, moisture meter 100 becomes operating state, if detect, sensor head 123 is by with given load (such as 20gf ~ 200gf, preferred 100gf ~ 190gf further, 150gf in the present embodiment) press on the axillary fossa of examinee, then start the mensuration of body water.By such structure, the degree be close to of sensor head 123 pairs of axillary fossas when can make mensuration is constant.
The structure > of the apex zone of moisture meter in < 2. body
Next, the detailed construction of the apex zone (region represented with dotted line 161 of Figure 1A) of moisture meter in body 100 is described.Figure 1B is the figure of the structure of the apex zone representing moisture meter 100 in body, is the syndeton in order to understand between tip side insertion section 120-2 and base end side insertion section 120-1 and the figure illustrated.
As shown in Figure 1B, in tip side insertion section, 120-2 is provided with sidewall portion 181, is formed in the mode of the part (tip side) covering the outer peripheral face of tip side insertion section 120-2.In other words, gently bending downwards and the insertion section 120 attenuated towards top relative to main part 110, formed in the mode that the outer peripheral face of base end side insertion section 120-1 and the outer peripheral face of tip side insertion section 120-2 become to be integrated.
Like this, by arranging sidewall portion 181 at tip side insertion section 120-2, and to be formed with the mode that the outer peripheral face of base end side insertion section 120-1 becomes to be integrated, mensuration person easily can carry out the wiping operation when wiping is attached to insertion section 120 dirt.
Inner in the sidewall portion 181 of tip side insertion section 120-2, arrange support unit 171 at base end side insertion section 120-1, tip side insertion section 120-2 can be supported slidably.In addition, arrange the elastomeric elements 172 such as spring, tip side insertion section 120-2 is pushed to arrow 141b direction.In addition, guard block 151 is utilized to cover mechanism's (slide mechanism) for making tip side insertion section 120-2 slide.
Like this, be made the structure slide mechanism of tip side insertion section 120-2 being disposed in the inner side of guard block 151, thus it is inner to prevent liquid from immersing moisture meter 100 in body via slide mechanism.In other words, the water proofing property/soil resistance of moisture meter 100 in body can be improved.
In addition; guard block 151 can stretch in glide direction; if sensor head 123 is pressed against the skin of the axillary fossa of examinee; resist the active force of elastomeric element 172 and be pressed; thus tip side insertion section 120-2 slides to arrow 141a direction, then guard block 151 shrinks (with reference on the right side of paper) to glide direction.
Like this, make guard block 151 become the structure can stretched in glide direction, thus the sliding action of tip side insertion section 120-2 can not hinder by protected parts 151, so mensuration person can press with constant pressing force.In addition, as the preferred material of guard block 151, such as, the elastomeric elements such as the polyolefin such as elastomer, polyethylene such as silica gel, polyurethane, styrene series elastomer are enumerated.Further, in order to have soil resistance, the fluorine-type resin with trifluoromethyl (-CF3) can also be applied as functional group.
The functional structure > of moisture meter in < 3. body
Next, the functional structure of moisture meter in body 100 is described.Fig. 2 is the figure of the functional structure representing moisture meter 100 in body.In fig. 2, control part 201 has CPU202, memorizer 203, CPU202 by performing the program being stored in memorizer 203, carrys out the various controls in perform bulk in moisture meter 100.
Such as, CPU202 performs the display and control of display part 112 described later by the flow chart of Fig. 4, the drived control of buzzer 222, LED 223, the mensuration (in the present embodiment electrostatic capacitance mensuration) etc. of body water.Memorizer 203 comprises nonvolatile memory and volatile memory, and nonvolatile memory is utilized as program storage, and volatile memory is utilized as the job memory of CPU202.
Power supply unit 211 has the battery that can change or the battery that can charge, each portion supply power of moisture meter 100 in body.Voltage regulator 212 is to supply constant voltage such as control part 201 grade (such as, 2.3V).Battery allowance test section 213, based on the magnitude of voltage supplied from power supply unit 211, detects the surplus of battery, and its testing result is informed to control part 201.Control part 201, based on the battery allowance detection signal from battery allowance test section 213, controls the display of battery display part 133.
If press on and off switch 111, then start to supply the electric power from power supply unit 211 in each portion.And, if control part 201 on and off switch 111 detected continue for more than 1 second by pressing of carrying out of mensuration person, then the power supply to each portion maintained from power supply unit 211 supplies, and makes moisture meter 100 in body become operating state.As described above, if the electric power started from power supply unit 211 supplies, then measure switch 214 becomes opening simultaneously.For control part 201, if tip side insertion section 120-2 is by more than the direction pressing ormal weight of arrow 141a, starts the mensuration of water quantities, if the opening measuring switch 214 continues the stipulated time (such as 2 seconds), then terminate to measure.In addition, in order to prevent the consumption of power supply unit 211, moisture meter 100 becomes operating state and starts also not become through 2 minutes and measure when starting in vivo, and control part 201 automatically makes moisture meter 100 in body move to the state of power-off.
Measure circuit 221 to be connected with sensor head 123, measure electrostatic capacitance.Fig. 3 is the figure representing the structure example measuring circuit 221.As shown in Figure 3, by converter 301,302, resistance 303,304, examinee's electric capacity 310 forms CR oscillating circuit.The frequency of oscillation being outputed signal 305 by examinee's electric capacity 310 is changed, so control part 201 is by measuring the frequency of output signal 305, calculates examinee's electric capacity 310.In addition, the sensor head 123 of present embodiment is that the electrode of 2 comb shapes is with the interlaced ground of the respective comb parts that configure of the mode that arranges.
Turn back to Fig. 2.Display part 112 carries out the display as illustrated in FIG under the control of control part 201.Buzzer 222 by tip side insertion section 120-2 press the mensuration caused, at the end of the mensuration of body water ring dynamic, by measure beginning, end notification is to mensuration person.LED 223 also carries out the notice identical with buzzer 222.That is, LED 223 by tip side insertion section 120-2 press the mensuration caused, light at the end of the mensuration of body water, by measure beginning, end notification is to mensuration person.Even if timing unit 224 is that under the state of closing, the power supply also accepted from power supply unit 211 supplies and action at power supply, will constantly inform to control part 201 under operating state.
The action > of moisture meter in < 4. body
With reference to the flow chart of Fig. 4, the action of moisture meter 100 in the body involved by the present embodiment of the structure possessed as described above is described.
In step S401, the instruction that control part 201 detection assay starts.In the present embodiment, monitor the state measuring switch 214, be judged to when the opening measuring switch 214 continues more than 2 seconds to detect the instruction measuring and start.If control part 201 detects the instruction measuring and start, then in step S402, measure the frequency of oscillation from the output signal 305 measuring circuit 221.
In step S403, based on the frequency of oscillation of the output signal 305 determined in step S402, calculate the body water of examinee.
In step s 404, the threshold value whether exceeding regulation based on the body water calculated in step S403 judges whether examinee is dewatering state.In addition, the threshold value in this situation preferably such as with water is set to 100%, air is set to 0% time 35% suitable value.
In step S405, by this mensuration information storage to memorizer 203.Fig. 5 is the figure of the data structure representing the mensuration information being stored in memorizer 203.In Figure 5, measured value 501 is the body waters gone out by this measure and calculation.Result of determination 502 represents the body water gone out for the measure and calculation by this, the information of to be dewatering state be the also non-dewatering state determined in step s 404.Measuring the moment 503 is the information representing the moment notified by timing unit 224 in this mensuration.As the mensuration moment 503, such as, the moment that can be notified by timing unit 224 as the moment measured in execution in step S402.
In step S406, the body water that the measure and calculation by this goes out is shown in display part 112.Now, carry out showing according to the display mode corresponding with the result of determination of to be dewatering state be also non-dewatering state and (such as, when dewatering state, use red display body water, when non-dewatering state, show body water by blueness).
From above explanation, in the body of present embodiment, moisture meter 100 is for be separated into base end side insertion section 120-1 and tip side insertion section 120-2 by insertion section 120, arranges the structure of slide mechanism between.In addition, in tip side insertion section, 120-2 arranges sidewall portion 181, and is formed in the mode of a part for the outer peripheral face covering base end side insertion section 120-1.Further, be the inside in the sidewall portion 181 at tip side insertion section 120-2, cover the structure of slide mechanism with the guard block 151 that can stretch in glide direction in liquid-tight manner.
Thereby, it is possible to the water proofing property/soil resistance of moisture meter 100 in raising body.In addition, even if when insertion section 120 is attached with dirt, also easily wiping operation can be carried out.Further, sliding action can not hinder by protected parts, and mensuration person can press with constant pressing force.
[the second embodiment]
In the above-described first embodiment, for the guard block that can stretch in glide direction is disposed in around slide mechanism, thus improve the structure of water proofing property/soil resistance, but the present invention is not limited to this.Such as, also by using the gap between the inner peripheral surface in the sidewall portion of insertion section, seal member sealing top side and the outer peripheral face of base end side insertion section, water proofing property/soil resistance can be improved.Below, the detailed content of present embodiment is described.
Fig. 6 be represent the second embodiment of the present invention body in the figure of the structure of the apex zone 661 of moisture meter 600 in the surface structure of moisture meter 600 and body.In addition, the structure that the structure illustrated for using Figure 1A and Figure 1B is in the above-described first embodiment identical, marks identical reference numbering, here omits the description.Below, by with the difference of above-mentioned first embodiment centered by be described.
As shown in the 6b of Fig. 6, in the body of present embodiment moisture meter 600, in order to the sidewall portion of the outer peripheral face and tip side insertion section 120-2 that seal base end side insertion section 120-1 inner peripheral surface between gap, at the outer peripheral face of base end side insertion section 120-1, on complete cycle, be provided with seal member 671.
Thereby, it is possible to prevent liquid etc. from immersing from the gap between the inner peripheral surface in the sidewall portion 181 of the outer peripheral face of base end side insertion section 120-1 and tip side insertion section 120-2.
In addition, as seal member 671, the arbitrary seal member such as O type circle, X shape ring, V-type circle, star-like circle, lip packing, clearance seal is comprised.
[the 3rd embodiment]
In the above-mentioned first and second embodiment, for arranging sidewall portion 181 at tip side insertion section 120-2, and cover the structure of a part for the tip side of the outer peripheral face of base end side insertion section 120-1, but the present invention is not limited to this.Such as, also for arrange sidewall portion at base end side insertion section 120-1, the structure of a part for the base end side of the outer peripheral face of base end side insertion section 120-2 can be covered.Below, the detailed content of present embodiment is described.
Fig. 7 is the figure of the structure of the apex zone 761 representing moisture meter 700 in the surface structure of moisture meter 700 in the body involved by the second embodiment of the present invention and body.In addition, for the structure identical with the structure using Figure 1A and Figure 1B to illustrate in the above-described first embodiment, mark identical reference numbering, here also omit the description.Below, by with the difference of above-mentioned first embodiment centered by be described.
As shown in the 7b of Fig. 7, in the body involved by present embodiment moisture meter 700, base end side insertion section 720-1 has sidewall portion 781, covers the part of outer peripheral face of tip side insertion section 720-2.Thereby, it is possible to the ladder doing one's utmost to reduce between the outer peripheral face of base end side insertion section 720-1 and the outer peripheral face of tip side insertion section 720-2 is poor, base end side insertion section 720-1 and tip side insertion section 720-2 can be formed integratedly.Its result, the wiping operation of the insertion section 120 of mensuration person becomes easy.
In addition, identical with above-mentioned first embodiment, in the inner side of base end side insertion section 720-1, the guard block 751 that can stretch in glide direction is set, covers slide mechanism.Thus; even if when liquid etc. immerses from the gap between the inner peripheral surface and the outer peripheral face of tip side insertion section 120-2 in the sidewall portion 781 of base end side insertion section 120-1; also can pass through guard block 751, avoid the immersion of the liquid of moisture meter 700 inside in body etc.
In addition, as the preferred material of guard block 751, such as, the elastomeric elements such as the polyolefin such as elastomer, polyethylene such as silica gel, polyurethane, styrene series elastomer are enumerated.Further, in order to have soil resistance, also can apply as functional group's fluorine-type resin with trifluoromethyl (-CF3).
[the 4th embodiment]
In the above-described 2nd embodiment, for arranging sidewall portion 181 at tip side insertion section 120-2, and cover in the structure of a part for the outer peripheral face of base end side insertion section 120-1, use seal member to carry out the structure in the gap between the inner peripheral surface in the sidewall portion 181 of sealing top side insertion section 120-2 and the outer peripheral face of base end side insertion section 120-1, but the present invention is not limited to this.
Such as, also can as the 3rd embodiment, to arrange sidewall portion 781 at base end side insertion section 720-1, and covering in the structure of a part for the outer peripheral face of tip side insertion section 720-2, the mode in the gap using seal member to seal between the inner peripheral surface in the sidewall portion 781 of base end side insertion section 720-1 and the outer peripheral face of tip side insertion section 720-2 is formed.
The present invention is not limited to above-mentioned embodiment, carries out various change and distortion with can not departing from spirit of the present invention and scope.Therefore, in order to open scope of the present invention, following technical scheme is added.

Claims (5)

1. a moisture meter in body, is characterized in that, possesses:
Main part, it is formed as linearity; And
Insertion section, it extends configuration deviously from one end of described main part,
Described insertion section possesses:
Tip side insertion section, its top end face is fixed with by contacting with the surface of examinee thus measuring the sensor part of data of being correlated with the moisture in organism;
Base end side insertion section, it supports described tip side insertion section via the slide mechanism slided in the direction roughly orthogonal with described top end face; And
Guard block, it makes the described slide mechanism between described tip side insertion section and described base end side insertion section become liquid-tight,
At the base end side of described tip side insertion section, form the sidewall portion of a part for the outer peripheral face covering described base end side insertion section, described guard block is disposed in the inner side in this sidewall portion.
2. a moisture meter in body, is characterized in that, possesses:
Main part, it is formed as linearity; And
Insertion section, it extends configuration deviously from one end of described main part,
Described insertion section possesses:
Tip side insertion section, its top end face is fixed with by contacting with the surface of examinee thus measuring the sensor part of data of being correlated with the moisture in organism;
Base end side insertion section, it supports described tip side insertion section via the slide mechanism slided in the direction roughly orthogonal with described top end face; And
Guard block, it makes the described slide mechanism between described tip side insertion section and described base end side insertion section become liquid-tight,
In the tip side of described base end side insertion section, form the sidewall portion of a part for the outer peripheral face covering described tip side insertion section, described guard block is disposed in the inner side in this sidewall portion.
3. moisture meter in the body according to claims 1 or 2, is characterized in that,
Described guard block is configured to stretch in the direction of described slip.
4. a moisture meter in body, is characterized in that, possesses:
Main part, it is formed as linearity; And
Insertion section, it extends configuration deviously from one end of described main part,
Described insertion section possesses:
Tip side insertion section, its top end face is fixed with by contacting with the surface of examinee thus measuring the sensor part of data of being correlated with the moisture in organism; And
Base end side insertion section, it supports described tip side insertion section via the slide mechanism slided in the direction roughly orthogonal with described top end face,
At the base end side of described tip side insertion section, form the sidewall portion of a part for the outer circumference surface covering described base end side insertion section, at the outer peripheral face of described base end side insertion section, complete cycle arranges the seal member in the gap between sealing and this sidewall portion.
5. a moisture meter in body, is characterized in that, possesses:
Main part, it is formed as linearity; And
Insertion section, it extends configuration deviously from one end of described main part,
Described insertion section possesses:
Tip side insertion section, its top end face is fixed with by contacting with the surface of examinee thus measuring the sensor part of data of being correlated with the moisture in organism; And
Base end side insertion section, it supports described tip side insertion section via the slide mechanism slided in the direction roughly orthogonal with described top end face,
In the tip side of described base end side insertion section, form the sidewall portion of a part for the outer peripheral face covering described tip side insertion section, at the inner peripheral surface in described sidewall portion, complete cycle arranges the seal member in the gap between sealing and the outer peripheral face of described tip side insertion section.
CN201280074415.2A 2012-08-14 2012-08-14 Body water content meter Active CN104411235B (en)

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JP2000051153A (en) * 1998-08-11 2000-02-22 Kanebo Ltd Skin condition evaluation and device used therefor
CN201001730Y (en) * 2007-01-19 2008-01-09 廖植生 Skin moisture test pen
JP2009153727A (en) * 2007-12-27 2009-07-16 Kao Corp Multifunctional probe for measuring skin property
WO2012042878A1 (en) * 2010-09-29 2012-04-05 テルモ株式会社 Moisture meter

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CN104411235B (en) 2017-05-24
JP5993015B2 (en) 2016-09-14
JPWO2014027378A1 (en) 2016-07-25

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