CN103750828B - Handheld physiological parameter detector - Google Patents
Handheld physiological parameter detector Download PDFInfo
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- CN103750828B CN103750828B CN201410023733.7A CN201410023733A CN103750828B CN 103750828 B CN103750828 B CN 103750828B CN 201410023733 A CN201410023733 A CN 201410023733A CN 103750828 B CN103750828 B CN 103750828B
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Abstract
A kind of Handheld physiological parameter detector, comprising: housing, has containing cavity, sidewall, first surface and second surface; Ecg wave form measuring device, second electrode at the first electrode comprising one end place being located at housing, the other end place being located at housing and the electrocardio measuring circuit be placed in containing cavity, the first electrode and the second electrode are electrically connected with the two ends of electrocardio measuring circuit respectively; Cover plate, fits on housing, and is rotatably connected with housing; Cover plate is arranged near the second electrode, so that when a hands grips first surface and the second surface of housing, forefinger is near the part of palm, palm or thumb and the second electrode contact, and the finger tip of forefinger or middle finger is placed between cover plate and housing; The photoelectric signal processing circuit that blood oxygen measuring device comprises the Optical Transmit Unit be located on side that cover plate and housing fit, is located at the light receiving unit on housing and is placed in containing cavity.Above-mentioned Handheld physiological parameter detector can measure ecg wave form and blood oxygen simultaneously.
Description
Technical field
The present invention relates to technical field of medical instruments, particularly relate to a kind of Handheld physiological parameter detector.
Background technology
Multi-parameter detector comprises multiple sensor usually, thus realizes the measurement of a series of physiological parameter, as electrocardio, body temperature, blood glucose, blood pressure, blood oxygen saturation, pulse frequency, blood perfusion intensity etc.Wherein, pulse wave can be measured by pulse wave sensor; Blood oxygen saturation, pulse frequency, blood perfusion intensity and pulse wave etc. can be measured by blood oxygen transducer; By EGC sensor, the important information such as ecg wave form, heart rate can be measured.And by analyzing the ecg wave form that gathers and pulse wave simultaneously, PWTT(PulseWaveTransitTime can be derived further, pulse transit time delay) etc. important information.And PWTT can reflect height and the variation tendency of measured's blood pressure indirectly, family health care is detected there is important reference value.
User due to multi-parameter detector is non-professional domestic consumer, and occupation mode mostly is tests oneself, and usual at least integrated two sensors, in order to ensure ease for use and the ease for maintenance of product, multiple sensor integration mode and rational deployment seem especially important.But the mode of the integrated multiple sensor of existing multi-parameter detector is unreasonable, when using multiple sensor, usually need to measure respectively.As first measured electrocardio, and then measure blood oxygen or pulse wave.There is the problem measuring the low ease for use difference of efficiency in this application, simultaneously because electrocardio and pulse wave are not gather simultaneously, cannot be used for carrying out conjoint analysis thus derive pulse wave transmission delay (PWTT) further.And existing multi-parameter detector is when integrated pulse model transducer or EGC sensor, pulse wave sensor or blood oxygen transducer is naked is exposed on the external, can only carry out reflective measurement, there is certainty of measurement low, easily by the problem of ambient light interference, cannot realize measuring accurately and reliably.
Summary of the invention
Based on this, be necessary to provide a kind of applicable family to test oneself with and the Handheld physiological parameter detector of the physiological parameter that can simultaneously use two different sensor measurements different.
A kind of Handheld physiological parameter detector, comprising:
Housing, have sidewall and relative first surface and second surface, and described sidewall, described first surface and described second surface encloses formation containing cavity;
Ecg wave form measuring device, comprise ecg wave form sensor and electrocardio measuring circuit, described ecg wave form sensor comprises the first electrocardioelectrode and the second electrocardioelectrode, described first electrocardioelectrode is located at one end place of described housing, described second electrocardioelectrode is located at the other end place of described housing, described electrocardio measuring circuit is placed in the containing cavity of described housing, and described first electrocardioelectrode and described second electrocardioelectrode are electrically connected with the two ends of described electrocardio measuring circuit respectively; And
Cover plate, fits on described housing, and is rotatably connected with described housing, so that finger is placed between described cover plate and described housing; Described cover plate is arranged near described second electrocardioelectrode, so that when first surface and the second surface of housing is stated in a hands hands gripping residence, its forefinger contacts with described second electrocardioelectrode near the part of palm, thumb or palm, and the finger tip of its forefinger or the finger tip of middle finger are placed between described cover plate and described housing.
Wherein in an embodiment, also comprise blood oxygen measuring device; Described blood oxygen measuring device comprises blood oxygen transducer and photoelectric signal processing circuit, described blood oxygen transducer comprises Optical Transmit Unit and light receiving unit, described Optical Transmit Unit is used for alternate emission HONGGUANG and infrared light, and described light receiving unit is for receiving HONGGUANG and the infrared light of described light emitting units emitting; Described photoelectric signal processing circuit is placed in the containing cavity of described housing, for controlling described Optical Transmit Unit alternate emission HONGGUANG and infrared light, and goes out blood oxygen saturation according to the signal measurement that described light receiving unit receives;
Wherein, described Optical Transmit Unit is located on the side that described cover plate and described housing fit, and described light receiving unit is located at described housing and is fitted with in the part of described cover plate;
Or described light receiving unit is located on the side that described cover plate and described housing fit, and described Optical Transmit Unit is located at described housing and is fitted with in the part of described cover plate;
Or described light receiving unit and described Optical Transmit Unit are all located at described housing and are fitted with in the part of described cover plate.
Wherein in an embodiment, described photoelectric signal processing circuit also measures at least one in pulse wave and pulse frequency and blood perfusion intensity according to the signal that described light receiving unit receives.
Wherein in an embodiment, also comprise pulse wave measuring device; Described pulse wave measuring device comprises pulse wave sensor and photoelectric signal processing circuit, described pulse wave sensor comprises Optical Transmit Unit and light receiving unit, it is the light wave of 500 ~ 950nm that described Optical Transmit Unit is used for emission wavelength, and described light receiving unit is for receiving the light wave of described light emitting units emitting; Described photoelectric signal processing circuit is placed in the containing cavity of described housing, is the light wave of 500 ~ 950nm, and goes out pulse wave according to the signal measurement that described light receiving unit receives for controlling described light emitting units emitting wavelength;
Wherein, described Optical Transmit Unit is located on the side that described cover plate and described housing fit, and described light receiving unit is located at described housing and is fitted with in the part of described cover plate;
Or described light receiving unit is located on the side that described cover plate and described housing fit, and described Optical Transmit Unit is located at described housing and is fitted with in the part of described cover plate;
Or described light receiving unit and described Optical Transmit Unit are all located at described housing and are fitted with in the part of described cover plate.
Wherein in an embodiment, also comprise central processing unit, described central processing unit starts measure or stop to measure for controlling described electrocardio measuring circuit and described photoelectric signal processing circuit, and from described electrocardio measuring circuit and described photoelectric signal processing circuit synchronous acquisition ecg wave form signal and pulse wave signal; Described central processing unit goes out pulse wave transmission delay according to the ecg wave form signal of synchronous acquisition and pulse wave signal measurement.
Wherein in an embodiment, the sample rate that described ecg wave form measuring device gathers ecg wave form is not less than 200Hz.
Wherein in an embodiment, described second electrocardioelectrode is located on described first surface, and described cover plate fits on the sidewall of described housing; When first surface and the second surface of housing is stated in a hands hands gripping residence, the second electrocardioelectrode is stated in its thumb press residence, and the finger tip of its forefinger or the finger tip of middle finger are placed between described cover plate and described housing.
Wherein in an embodiment, described housing is cuboid, when the right hand of user grips first surface and the second surface of described housing, the first surface of described housing is just to user, described cover plate is positioned at the upper right side of described housing, and described cover plate fit in described enclosure corner place sidewall on or on fitting in above described housing sidewall.
Wherein in an embodiment, be formed with cushion chamber between the part that described cover plate and described housing are fitted with described cover plate, the part that described housing is fitted with described cover plate is caved in and is formed described cushion chamber.
Wherein in an embodiment, described cover plate fits on the sidewall at described enclosure corner place, and described cover plate and described housing be fitted with described cover plate part between be formed with cushion chamber; Described cover plate is arc, and the part that described housing is fitted with described cover plate is arc-shaped, and the part that described cover plate and described housing are fitted with described cover plate coordinates and forms described cushion chamber.
Wherein in an embodiment, the bending direction of the inner surface of described cover plate is identical with the bending direction that described housing is fitted with the part of described cover plate, and the center of circle corresponding with described cover inner surface is positioned at described housing;
The crooked radian of the outer surface of described cover plate is identical with the crooked radian that described housing is fitted with the part of described cover plate, and the bending direction of the outer surface of described cover plate is identical with the bending direction that described housing is fitted with the part of described cover plate, the center of circle corresponding with described cover plate outer surface is positioned at described housing.
Wherein in an embodiment, described second electrocardioelectrode is located on the sidewall of described housing away from one end of described first electrocardioelectrode, and described cover plate fits on the sidewall of described housing; When first surface and the second surface of housing is stated in a hands hands gripping residence, its forefinger contacts with described second electrocardioelectrode near the part of palm, and the finger tip of its forefinger is placed between described cover plate and described housing.
Wherein in an embodiment, described housing is cuboid, when the right hand of user grips first surface and the second surface of described housing, the first surface of described housing is just to user, described cover plate is positioned at the upper right side of described housing, and described cover plate fits on the sidewall above described housing.
Wherein in an embodiment, described second electrocardioelectrode is located on described first surface, and described cover plate fits on the second surface of described housing; When first surface and the second surface of housing is stated in a hands hands gripping residence, the second electrocardioelectrode is stated in its thumb press residence, and the finger tip of forefinger or the finger tip of middle finger are placed between described cover plate and described housing.
Wherein in an embodiment, described second electrocardioelectrode is located on the sidewall of described housing away from one end of described first electrocardioelectrode, and described cover plate fits on the second surface of described housing; When first surface and the second surface of housing is stated in a hands hands gripping residence, its palm contacts with described second electrocardioelectrode, and the finger tip of the finger tip of its forefinger or middle finger is placed between described cover plate and described housing.
Wherein in an embodiment, between the part that described cover plate and described housing are fitted with described cover plate, be formed with cushion chamber.
Wherein in an embodiment, described first electrocardioelectrode is strip or circle, and described second electrocardioelectrode is strip or circle.
Wherein in an embodiment, also comprise the position limiting structure be located on described housing, described position limiting structure is for limiting the maximum rotation angle of described cover plate relative to described housing into rotation, and wherein, the scope of described maximum rotation angle is 15 degree ~ 75 degree.
Wherein in an embodiment, described position limiting structure is be located at described housing to be fitted with baffle arrangement in the part of described cover plate, and described position limiting structure is positioned at one end that described cover plate is connected with described housing, so that when described cover plate turns to special angle, one end that described cover plate is connected with described housing is stopped by described position limiting structure, thus limits described cover plate and rotate further.
Wherein in an embodiment, also comprise the resetting means for making described cover plate and described housing fit, described resetting means is magnetic mechanism;
Described resetting means comprises two magnet pieces, and magnet piece described in two is located on side that described cover plate and described housing fit respectively and described housing is fitted with in the part of described cover plate, and adhesive mutually;
Or described resetting means comprises a magnet piece and an iron plate, described magnet piece is located on side that described cover plate and described housing fit or described housing is fitted with in the part of described cover plate, and adhesive mutual to described iron plate.
Wherein in an embodiment, also comprise the resetting means for making described cover plate and described housing fit, described cover plate is rotatably connected by rotating shaft and described housing, and described resetting means is be located at the spring mechanism in described rotating shaft.
Wherein in an embodiment, described cover plate points insertion groove away from existing between the end face of the one end be connected with described housing and described housing, so that finger inserts back down the described cover plate of fitting with described housing.
Wherein in an embodiment, on the sidewall that described first electrocardioelectrode is located at described shell one end or be located on the described first surface of described shell one end.
When using above-mentioned Handheld physiological parameter detector, user hands hands grips first surface and the second surface of housing, it grips the palm of detector, thumb or forefinger and contacts with the second electrocardioelectrode, and the finger tip of its forefinger or middle finger is placed between cover plate and housing.And the first electrocardioelectrode can with the finger of the another hands of user or palm contacts, also can with other part contact of user health, as chest, ankle etc.When in the measurement section that the part being fitted with cover plate at cover plate and housing is formed when integrated pulse model transducer or blood oxygen transducer, EGC sensor and pulse wave sensor or these two kinds of sensors of blood oxygen transducer can be used simultaneously, effectively reduce detection time.Thus make that above-mentioned Handheld physiological parameter detector is easy-to-use, easy care, be applicable to very much layman and test oneself at home use.And cover plate can protect pulse wave sensor or blood oxygen transducer preferably, effectively avoids the problem of ambient light interference, thus realize measuring accurately and reliably.
Accompanying drawing explanation
Fig. 1 is the structural representation of the Handheld physiological parameter detector of an embodiment;
Fig. 2 is the structural representation under cover plate in the Handheld physiological parameter detector in Fig. 1 and housing are in non-fit-state;
Fig. 3 is the profile of the Handheld physiological parameter detector in Fig. 1;
Fig. 4 is the module map of the Handheld physiological parameter detector in Fig. 1;
Fig. 5 is the working state figure of the Handheld physiological parameter detector in Fig. 1;
Fig. 6 is the structural representation of the Handheld physiological parameter detector in another embodiment;
Fig. 7 is the working state figure of the Handheld physiological parameter detector in Fig. 6.
Detailed description of the invention
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Preferred embodiment of the present invention is given in accompanying drawing.But the present invention can realize with multiple different form, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make the understanding of disclosure of the present invention more comprehensively thorough.
It should be noted that, when unit is called as " being fixed on " another unit, directly can there is unit placed in the middle in it on another unit or also.When a unit is considered to " connection " another unit, it can be directly connected to another unit or may there is unit placed in the middle simultaneously.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present invention understand usually.The object of term used in the description of the invention herein just in order to describe specific embodiment, is not intended to be restriction the present invention.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
As Figure 1-4, the Handheld physiological parameter detector 10 of one embodiment, comprises housing 100, ecg wave form measuring device 200, cover plate 300, blood oxygen measuring device 400, position limiting structure 500, resetting means 600, central processing unit 700, display 800 and memorizer 900.
Housing 100 has sidewall 110 and relative first surface 120 and second surface 130, and sidewall 110, first surface 120 and second surface 130 enclose formation one containing cavity 140.In the present embodiment, housing 100 is in cuboid.The housing 100 of employing cuboid can under guaranteeing that Handheld physiological parameter detector 10 has undersized prerequisite, guarantee that the first electrocardioelectrode 212 and the second electrocardioelectrode 214 have enough spacing, thus prevent the contact skin at two measured positions to affecting signals collecting together.
Ecg wave form measuring device 200 comprises ecg wave form sensor 210 and electrocardio measuring circuit 220.Ecg wave form sensor 210 comprises the first electrocardioelectrode 212 and the second electrocardioelectrode 214.First electrocardioelectrode 212 is located at one end place of housing 100, and the second electrocardioelectrode 214 is located at the other end place of housing 100, and electrocardio measuring circuit 220 is placed in the containing cavity of housing 100.First electrocardioelectrode 212 and the second electrocardioelectrode 214 are electrically connected with the two ends of electrocardio measuring circuit 220 respectively.
Cover plate 300 fits on housing 100, and is rotatably connected with housing 100, so that finger is placed between cover plate 300 and housing 100.Cover plate 300 is arranged near the second electrocardioelectrode 214, so that when a hands hands grips first surface 120 and the second surface 130 of housing 100, its forefinger contacts with the second electrocardioelectrode 214 near the part of palm, palm or thumb, and the finger tip of its forefinger or the finger tip of middle finger are placed between cover plate 300 and housing 100.In the present embodiment, cover plate 300 is rotatably connected by rotating shaft 310 and housing 100.
As shown in Figure 5, in the present embodiment, the first electrocardioelectrode 212 is located on the sidewall of one end of housing 100.Be appreciated that in other embodiments, the first electrocardioelectrode 212 also can be located on first surface 120.
Second electrocardioelectrode 214 is located on first surface 120, and cover plate 300 fits on the sidewall of housing 100.Second electrocardioelectrode 214 meets with the position relationship of cover plate 300: when hands 20 hands grips first surface 120 and the second surface 130 of housing 100, its thumb 22 presses the second electrocardioelectrode 214, and the finger tip of forefinger 24 or the finger tip of middle finger 26 are placed between cover plate 300 and housing 100.
Further, in the present embodiment, housing 100 is in cuboid.When the right hand 20 of user grips first surface 120 and the second surface 130 of housing 100, the first surface 120 of housing 100 is just to user, and cover plate 300 is positioned at the upper right side of housing 100, and cover plate 300 fits on the sidewall of housing 100 corner.During measurement, other finger grip outside forefinger 24 live physical parameter detector 10, and the finger tip of forefinger 24 inserts cover plate 300 and housing 100 is fitted with between the part of cover plate 300.As shown in FIG. 6 and 7, be appreciated that in other embodiments, cover plate 300 also can fit on the sidewall above housing 100, and the sidewall that housing 100 is fitted with cover plate 300 is plane.
Further, cushion chamber is formed between the part that cover plate 300 and housing 100 are fitted with cover plate 300.When external force pressure or when clashing into cover plate 300, cushion chamber energy available protecting is integrated in pulse wave sensor in measurement section (part being fitted with cover plate 300 by cover plate 300 and housing 100 is formed) or blood oxygen transducer 410.Be appreciated that in other embodiments, between the part that cover plate 300 and housing 100 are fitted with cover plate 300, can cushion chamber be there is no.
In the present embodiment, cover plate 300 is arc, and the part that housing 100 is fitted with cover plate 300 is arc-shaped, and the part that cover plate 300 and housing 100 are fitted with cover plate 300 coordinates and forms cushion chamber.The part that housing 100 is fitted with cover plate 300 is arc-shaped, thus is convenient to the finger tip of forefinger 24 and housing 100 is fitted, and then measures physiological parameter under making user be in a more comfortable state.In addition, when on the sidewall that cover plate 300 fits in housing 100 corner, and the part that housing 100 is fitted with cover plate 300 is when being arc-shaped, can under guaranteeing that Handheld physiological parameter detector 10 has undersized prerequisite, obtain the finger measuring point spatial accommodation of maximum possible, ensure the small size maintaining equipment under the prerequisite accurately measured.And the surface energy of arc and finger form good contact and cover, reduce the interference of surround lighting further.
Further, in the present embodiment, the bending direction of the inner surface of cover plate 300 is identical with the bending direction that housing 100 is fitted with the part of cover plate 300, and the center of circle corresponding with cover plate 300 inner surface is positioned at housing 100.
Further, in the present embodiment, the crooked radian of the outer surface of cover plate 300 is identical with the crooked radian that housing 100 is fitted with the part of cover plate 300, and the bending direction of the outer surface of cover plate 300 is identical with the bending direction that housing 100 is fitted with the part of cover plate 300, the center of circle corresponding with cover plate 300 outer surface is positioned at housing 100.Thus make above-mentioned Handheld physiological parameter detector 10 have good outward appearance, and can form to pulse wave sensor or blood oxygen transducer 410 protection closed.
Be appreciated that in other embodiments, be formed with cushion chamber between the part that cover plate 300 and housing 100 are fitted with cover plate 300, the part that housing 100 is fitted with cover plate 300 is caved in formation cushion chamber.
In the present embodiment, in order to make above-mentioned Handheld physiological parameter detector 10 have good outward appearance, make the sidewall of its three corners of housing 100 also in arc-shaped.Four corners of housing 100 all in arc-shaped, thus not easily occur that housing 100 is damaged the situation of user.
Be appreciated that in other embodiments, the second electrocardioelectrode 214 is located on first surface 120, and cover plate 300 fits on the second surface 130 of housing 100.When hands 20 hands grips first surface 120 and the second surface 130 of housing 100, its thumb 22 presses the second electrocardioelectrode 214, and the finger tip of forefinger 24 or the finger tip of middle finger 26 are placed between cover plate 300 and housing 100.
In other embodiments, the second electrocardioelectrode 214 is located on the sidewall of housing 100 away from one end of the first electrocardioelectrode 212, and cover plate 300 fits on the sidewall of housing 100.When hands 20 hands grips first surface 120 and the second surface 130 of housing 100, its forefinger 24 contacts with the second electrocardioelectrode 214 near the part of palm 28, and the finger tip of its forefinger 24 is placed between cover plate 300 and housing 100.
In other embodiments, the second electrocardioelectrode 214 is located on the sidewall of housing 100 away from one end of the first electrocardioelectrode 212, and cover plate 300 fits on the second surface 130 of housing 100.When hands 20 hands grips first surface 120 and the second surface 130 of housing 100, its palm 28 contacts with the second electrocardioelectrode 214, and the finger tip of the finger tip of its forefinger 24 or middle finger 26 is placed between cover plate 300 and housing 100.
Further, in the present embodiment, the first electrocardioelectrode 212 is strip, and the second electrocardioelectrode 214 is circular.The length of the first electrocardioelectrode 212 is suitable with the width of adult's palm, and the area of the second electrocardioelectrode 214 is suitable with the area of adult's thumb.Be appreciated that in other embodiments, the first electrocardioelectrode 212 also can be circular, and the second electrocardioelectrode 214 also can be strip.
The shape of the first electrocardioelectrode 212 and the second electrocardioelectrode 214 is arranged mainly to be determined according to the position be in contact with it, and when the second electrocardioelectrode 214 is for thumb press, be set to circle, the utilization rate of its area is maximum; When the second electrocardioelectrode 214 is for during with forefinger or palm contacts, be set to strip, large with forefinger or palm contacts area, measuring-signal is better.Wherein, the material of the first electrocardioelectrode 212 and the second electrocardioelectrode 214 is the copper sheet that surface is coated with nickel.Be appreciated that the first electrocardioelectrode 212 and the second electrocardioelectrode 214 also can be other shapes.
Blood oxygen measuring device 400 comprises blood oxygen transducer 410 and photoelectric signal processing circuit 420.Blood oxygen transducer 410 comprises Optical Transmit Unit 412 and light receiving unit 414.Optical Transmit Unit 412 is for alternate emission HONGGUANG and infrared light, and light receiving unit 414 is for receiving HONGGUANG and the infrared light of light emitting units emitting.Photoelectric signal processing circuit 420 is placed in the containing cavity 140 of housing 100, for controlling Optical Transmit Unit 412 alternate emission HONGGUANG and infrared light, and according to the hemorrhage oxygen of signal measurement that light receiving unit 414 receives.
In the present embodiment, Optical Transmit Unit 412 is electrically connected by optic electric interface unit 430 and photoelectric signal processing circuit 420 with light receiving unit 414.Photoelectric signal processing circuit 420 also measures at least one in pulse wave and pulse frequency and blood perfusion intensity according to the signal that light receiving unit 414 receives.Optical Transmit Unit 412 is located on the side that cover plate 300 and housing 100 fit, and light receiving unit 414 is located on housing 100.Be appreciated that in other embodiments, light receiving unit 414 is located on the side that cover plate 300 and housing 100 fit, and Optical Transmit Unit 412 is located on housing 100.Also light receiving unit 414 and Optical Transmit Unit 412 all can be located at housing 100 to be fitted with in the part of cover plate 300.
When Optical Transmit Unit 412 is arranged with light receiving unit 414 homonymy, the measuring principle of blood oxygen transducer 410 is reflective.Cover plate 300 effectively can prevent the interference of surround lighting, thus improves the precision of reflective Oximetry and repeatability.Cover plate 300 also can protect Optical Transmit Unit 412 and light receiving unit 414 preferably; effectively can avoid being polluted because of Optical Transmit Unit 412 and light receiving unit 414 and wear and tear and affect the problem of light transmittance, providing the precision of reflective Oximetry with repeated further.
When Optical Transmit Unit 412 is oppositely arranged with light receiving unit 414, the measuring principle of blood oxygen transducer 410 is transmission-type.Transmission-type metering system has higher certainty of measurement relative to reflective metering system.In the present embodiment, in order to protect Optical Transmit Unit 412 and light receiving unit 414, Optical Transmit Unit 412 seals by transparent adhesive tape with the surface of light receiving unit 414.
Be appreciated that in other embodiments, blood oxygen measuring device 400 can be replaced with pulse wave measuring device.
Pulse wave measuring device comprises pulse wave sensor and photoelectric signal processing circuit.Pulse wave sensor comprises Optical Transmit Unit and light receiving unit, and it is the light wave of 500 ~ 950nm that Optical Transmit Unit is used for emission wavelength, and light receiving unit is for receiving the light wave of light emitting units emitting.Photoelectric signal processing circuit is placed in the containing cavity of housing, for controlling the light wave that light emitting units emitting wavelength is 500 ~ 950nm, and goes out pulse wave according to the signal measurement that light receiving unit receives.Wherein, Optical Transmit Unit is located on the side that cover plate and housing fit, and light receiving unit is located at housing and is fitted with in the part of cover plate.Or light receiving unit is located on the side that cover plate and housing fit, and Optical Transmit Unit is located at housing and is fitted with in the part of cover plate.Again or light receiving unit and Optical Transmit Unit be all located at housing and be fitted with in the part of cover plate.
In the present embodiment, position limiting structure 500 is located on housing 100 for limiting the maximum rotation angle that cover plate 300 rotates relative to housing 100.Further, in the present embodiment, position limiting structure 500 is fitted with the baffle arrangement in the part of cover plate 300 for being located at housing 100, and be positioned at one end that cover plate 300 is connected with housing 100, so that when cover plate 300 turns to special angle, the limited structure 500 in one end that cover plate 300 is connected with housing 100 stops, thus limits it and further rotate.
In the present embodiment, the span of maximum rotation angle is 15 degree ~ 75 degree.Maximum rotation angle is too little, the optimum measurement region that forefinger 24 can cannot be inserted between cover plate 300 and housing 100; Or occur that cover plate 300 pairs of forefingers 24 form the situation of larger oppressive force, and then impact is measured.Maximum rotation angle is too large, and cover plate 300 there will be the situation departing from forefinger 24, causes Optical Transmit Unit 412 and light receiving unit 414 produce larger angle difference when measuring thus cannot align, causes measuring.Further, maximum rotation angle is preferably 45 degree.
Further, in the present embodiment, resetting means 600 is fitted for making cover plate 300 and housing 100.Forefinger 24 insert measure between cover plate 300 and housing 100 time, resetting means 600 can produce certain restoring force thus make cover plate 300 overlay on forefinger 24 with certain pressure, thus the space reduced between forefinger 24 and Optical Transmit Unit 412 and light receiving unit 414, improve Measurement sensibility and precision.Forefinger 24 take out do not measure time; by the effect of resetting means 600; cover plate 300 can be fitted on sidewall with certain the suction-combining force automatically; thus the protection formed Optical Transmit Unit 412 and light receiving unit 414; and cover plate 300 is also not easy be subject to unexpected External Force Acting and turn down damage, also more attractive in appearance in appearance.
In the present embodiment, resetting means 600 is magnetic mechanism.Resetting means 600 comprises two magnet piece 610, two magnet pieces 610 and is located on side that cover plate 300 and housing 100 fit respectively and housing 100 is fitted with on the sidewall of cover plate 300.Two magnet pieces 610 are positioned at one end that cover plate 300 is connected with housing 100, and adhesive mutually.Be appreciated that in other embodiments, resetting means 600 also can comprise a magnet piece and an iron plate, and magnet piece is located on the side that cover plate 300 and housing 100 fit, and iron plate is located at housing 100 and is fitted with on the sidewall of cover plate 300.Magnet piece and iron plate are positioned at one end that cover plate 300 is connected with housing 100, and adhesive mutually.Obviously, also iron plate can be located on side that cover plate 300 and housing 100 fit, and magnet piece be located at housing 100 and be fitted with on the sidewall of cover plate 300.
Be appreciated that in other embodiments, resetting means 600 also can for being located at the spring mechanism in rotating shaft 310.
Further, in the present embodiment, the cover plate 300 of fitting with housing 100 is backed down for convenience of finger insertion.Cover plate 300 points insertion groove 320 away from existing between the end face of the one end be connected with housing 100 and housing 100.
Central processing unit 700 starts measure or stop to measure for controlling electrocardio measuring circuit 220 and photoelectric signal processing circuit 420, and from electrocardio measuring circuit 220 and photoelectric signal processing circuit 420 synchronous acquisition ecg wave form signal and pulse wave signal.Central processing unit 700 goes out pulse wave transmission delay according to the ecg wave form signal of synchronous acquisition and pulse wave signal measurement.In the present embodiment, in order to collect cardiac electrical R ripple spike exactly to ensure the certainty of measurement of PWTT, the sample rate that ecg wave form measuring device 200 gathers ecg wave form is not less than 200Hz.In addition, it should be noted that " synchronously " in the present invention is relative concept, can certain error be there is.
Display 800 and central processing unit 700 are electrically connected.Ecg wave form through and blood oxygen after central processing unit 700 processes, then to show through display 800.In the present embodiment, display 800 is located on first surface 120, and between the first electrocardioelectrode 212 and the second electrocardioelectrode 214.
Memorizer 900 and central processing unit 700 are electrically connected, for storing the information that ecg wave form, blood oxygen and central processing unit 700 are derived according to ecg wave form and blood oxygen.Wherein, the information of derivation at least comprises heart rate, pulse frequency, blood oxygen saturation and pulse wave passing time.
As shown in Figure 5 and 7, when using above-mentioned Handheld physiological parameter detector 10, user hands 20 hands grips first surface 120 and the second surface 130 of housing 100.Grip the palm 28 of detector, thumb 22 or forefinger 24 to contact with the second electrocardioelectrode 214 near the part of palm 28, the finger tip of forefinger 24 or the finger tip of middle finger 26 are placed between cover plate 300 and housing 100.And the first electrocardioelectrode 212 can with the finger of the another hands 30 of user or palm contacts, also can with other part contact of user health, as chest, ankle etc.When in the measurement section that the part being fitted with cover plate 300 at cover plate 300 and housing 100 is formed when integrated pulse model transducer or blood oxygen transducer 410, EGC sensor and pulse wave sensor or these two kinds of sensors of blood oxygen transducer 410 can be used simultaneously, effectively reduce detection time.Thus make that above-mentioned Handheld physiological parameter detector 10 is easy-to-use, easy care, be applicable to very much layman and test oneself at home use.And cover plate 300 can protect pulse wave sensor or blood oxygen transducer 410 preferably, effectively avoids the problem of ambient light interference, thus realize measuring accurately and reliably.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (20)
1. a Handheld physiological parameter detector, is characterized in that, comprising:
Housing, have sidewall and relative first surface and second surface, and described sidewall, described first surface and described second surface encloses formation containing cavity;
Ecg wave form measuring device, comprise ecg wave form sensor and electrocardio measuring circuit, described ecg wave form sensor comprises the first electrocardioelectrode and the second electrocardioelectrode, described first electrocardioelectrode is located at one end place of described housing, described second electrocardioelectrode is located at the other end place of described housing, described electrocardio measuring circuit is placed in the containing cavity of described housing, and described first electrocardioelectrode and described second electrocardioelectrode are electrically connected with the two ends of described electrocardio measuring circuit respectively; And
Cover plate, fit on described housing, and be rotatably connected with described housing, so that finger is placed between described cover plate and described housing, wherein, described cover plate is rotatably connected by rotating shaft and described housing, is formed with cushion chamber between the part that described cover plate and described housing are fitted with described cover plate; Described cover plate is arranged near described second electrocardioelectrode, so that when first surface and the second surface of housing is stated in a hands hands gripping residence, its forefinger contacts with described second electrocardioelectrode near the part of palm, thumb or palm, and the finger tip of its forefinger or the finger tip of middle finger are placed between described cover plate and described housing;
Described Handheld physiological parameter detector also comprises blood oxygen measuring device or pulse wave measuring device;
Described blood oxygen measuring device comprises blood oxygen transducer and photoelectric signal processing circuit, described blood oxygen transducer comprises Optical Transmit Unit and light receiving unit, described Optical Transmit Unit is used for alternate emission HONGGUANG and infrared light, and described light receiving unit is for receiving HONGGUANG and the infrared light of described light emitting units emitting; Described photoelectric signal processing circuit is placed in the containing cavity of described housing, for controlling described Optical Transmit Unit alternate emission HONGGUANG and infrared light, and goes out blood oxygen saturation according to the signal measurement that described light receiving unit receives; Wherein, described Optical Transmit Unit is located on the side that described cover plate and described housing fit, and described light receiving unit is located at described housing and is fitted with in the part of described cover plate; Or described light receiving unit is located on the side that described cover plate and described housing fit, and described Optical Transmit Unit is located at described housing and is fitted with in the part of described cover plate; Or described light receiving unit and described Optical Transmit Unit are all located at described housing and are fitted with in the part of described cover plate;
Described pulse wave measuring device comprises pulse wave sensor and photoelectric signal processing circuit, described pulse wave sensor comprises Optical Transmit Unit and light receiving unit, it is the light wave of 500 ~ 950nm that described Optical Transmit Unit is used for emission wavelength, and described light receiving unit is for receiving the light wave of described light emitting units emitting; Described photoelectric signal processing circuit is placed in the containing cavity of described housing, is the light wave of 500 ~ 950nm, and goes out pulse wave according to the signal measurement that described light receiving unit receives for controlling described light emitting units emitting wavelength; Wherein, described Optical Transmit Unit is located on the side that described cover plate and described housing fit, and described light receiving unit is located at described housing and is fitted with in the part of described cover plate; Or described light receiving unit is located on the side that described cover plate and described housing fit, and described Optical Transmit Unit is located at described housing and is fitted with in the part of described cover plate; Or described light receiving unit and described Optical Transmit Unit are all located at described housing and are fitted with in the part of described cover plate.
2. Handheld physiological parameter detector according to claim 1, it is characterized in that, described Handheld physiological parameter detector also comprises blood oxygen measuring device, and described photoelectric signal processing circuit also measures at least one in pulse wave and pulse frequency and blood perfusion intensity according to the signal that described light receiving unit receives.
3. Handheld physiological parameter detector according to claim 1 and 2, it is characterized in that, also comprise central processing unit, described central processing unit starts measure or stop to measure for controlling described electrocardio measuring circuit and described photoelectric signal processing circuit, and from described electrocardio measuring circuit and described photoelectric signal processing circuit synchronous acquisition ecg wave form signal and pulse wave signal; Described central processing unit goes out pulse wave transmission delay according to the ecg wave form signal of synchronous acquisition and pulse wave signal measurement.
4. Handheld physiological parameter detector according to claim 3, is characterized in that, the sample rate that described ecg wave form measuring device gathers ecg wave form is not less than 200Hz.
5. Handheld physiological parameter detector according to claim 1, is characterized in that, described second electrocardioelectrode is located on described first surface, and described cover plate fits on the sidewall of described housing; When first surface and the second surface of housing is stated in a hands hands gripping residence, the second electrocardioelectrode is stated in its thumb press residence, and the finger tip of its forefinger or the finger tip of middle finger are placed between described cover plate and described housing.
6. Handheld physiological parameter detector according to claim 5, it is characterized in that, described housing is cuboid, when the right hand of user grips first surface and the second surface of described housing, the first surface of described housing is just to user, described cover plate is positioned at the upper right side of described housing, and described cover plate fit in described enclosure corner place sidewall on or on fitting in above described housing sidewall.
7. Handheld physiological parameter detector according to claim 6, is characterized in that, the part that described housing is fitted with described cover plate is caved in and formed described cushion chamber.
8. Handheld physiological parameter detector according to claim 6, is characterized in that, described cover plate fits on the sidewall at described enclosure corner place; Described cover plate is arc, and the part that described housing is fitted with described cover plate is arc-shaped, and the part that described cover plate and described housing are fitted with described cover plate coordinates and forms described cushion chamber.
9. Handheld physiological parameter detector according to claim 8, it is characterized in that, the bending direction of the inner surface of described cover plate is identical with the bending direction that described housing is fitted with the part of described cover plate, and the center of circle corresponding with described cover inner surface is positioned at described housing;
The crooked radian of the outer surface of described cover plate is identical with the crooked radian that described housing is fitted with the part of described cover plate, and the bending direction of the outer surface of described cover plate is identical with the bending direction that described housing is fitted with the part of described cover plate, the center of circle corresponding with described cover plate outer surface is positioned at described housing.
10. Handheld physiological parameter detector according to claim 1, is characterized in that, described second electrocardioelectrode is located on the sidewall of described housing away from one end of described first electrocardioelectrode, and described cover plate fits on the sidewall of described housing; When first surface and the second surface of housing is stated in a hands hands gripping residence, its forefinger contacts with described second electrocardioelectrode near the part of palm, and the finger tip of its forefinger is placed between described cover plate and described housing.
11. Handheld physiological parameter detector according to claim 10, it is characterized in that, described housing is cuboid, when the right hand of user grips first surface and the second surface of described housing, the first surface of described housing is just to user, described cover plate is positioned at the upper right side of described housing, and described cover plate fits on the sidewall above described housing.
12. Handheld physiological parameter detector according to claim 1, is characterized in that, described second electrocardioelectrode is located on described first surface, and described cover plate fits on the second surface of described housing; When first surface and the second surface of housing is stated in a hands hands gripping residence, the second electrocardioelectrode is stated in its thumb press residence, and the finger tip of forefinger or the finger tip of middle finger are placed between described cover plate and described housing.
13. Handheld physiological parameter detector according to claim 1, is characterized in that, described second electrocardioelectrode is located on the sidewall of described housing away from one end of described first electrocardioelectrode, and described cover plate fits on the second surface of described housing; When first surface and the second surface of housing is stated in a hands hands gripping residence, its palm contacts with described second electrocardioelectrode, and the finger tip of the finger tip of its forefinger or middle finger is placed between described cover plate and described housing.
14. Handheld physiological parameter detector according to claim 1, is characterized in that, described first electrocardioelectrode is strip or circle, and described second electrocardioelectrode is strip or circle.
15. Handheld physiological parameter detector according to claim 1, it is characterized in that, also comprise the position limiting structure be located on described housing, described position limiting structure is for limiting the maximum rotation angle of described cover plate relative to described housing into rotation, wherein, the scope of described maximum rotation angle is 15 degree ~ 75 degree.
16. Handheld physiological parameter detector according to claim 15, it is characterized in that, described position limiting structure is be located at described housing to be fitted with baffle arrangement in the part of described cover plate, and described position limiting structure is positioned at one end that described cover plate is connected with described housing, so that when described cover plate turns to special angle, one end that described cover plate is connected with described housing is stopped by described position limiting structure, thus limits described cover plate and rotate further.
17. Handheld physiological parameter detector according to claim 1, is characterized in that, also comprise the resetting means for making described cover plate and described housing fit, and described resetting means is magnetic mechanism;
Described resetting means comprises two magnet pieces, and magnet piece described in two is located on side that described cover plate and described housing fit respectively and described housing is fitted with in the part of described cover plate, and adhesive mutually;
Or described resetting means comprises a magnet piece and an iron plate, described magnet piece is located on side that described cover plate and described housing fit or described housing is fitted with in the part of described cover plate, and adhesive mutual to described iron plate.
18. Handheld physiological parameter detector according to claim 1, is characterized in that, also comprise the resetting means for making described cover plate and described housing fit, described resetting means is be located at the spring mechanism in described rotating shaft.
19. Handheld physiological parameter detector according to claim 1, it is characterized in that, described cover plate points insertion groove away from existing between the end face of the one end be connected with described housing and described housing, so that finger inserts back down the described cover plate of fitting with described housing.
20. Handheld physiological parameter detector according to claim 1, is characterized in that, on the sidewall that described first electrocardioelectrode is located at described shell one end or be located on the described first surface of described shell one end.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410023733.7A CN103750828B (en) | 2014-01-17 | 2014-01-17 | Handheld physiological parameter detector |
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| CN201410023733.7A CN103750828B (en) | 2014-01-17 | 2014-01-17 | Handheld physiological parameter detector |
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| CN103750828B true CN103750828B (en) | 2016-04-13 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104173035A (en) * | 2014-07-22 | 2014-12-03 | 北京工业大学 | Portable cuff wearing type health monitoring device and application method thereof |
| CN104161526A (en) * | 2014-08-25 | 2014-11-26 | 康泰医学系统（秦皇岛）股份有限公司 | Lateral jetting type blood oxygen detection device |
| CN107735025A (en) * | 2015-06-26 | 2018-02-23 | 节奏诊断系统公司 | Health monitor system and method |
| TWI589269B (en) * | 2016-01-15 | 2017-07-01 | 光寶電子（廣州）有限公司 | Electrocardiography scanner module, multi-contact connector thereof, electrocardiography scanner thereof and smart clothing using the same |
| CN107063065B (en) * | 2017-01-23 | 2023-10-10 | 金华马卡科技有限公司 | Positioning equipment |
| CN116172552B (en) * | 2023-03-03 | 2024-03-22 | 上海睿触科技有限公司 | Noninvasive glucometer and blood glucose detection method |
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| JP3817163B2 (en) * | 2001-11-16 | 2006-08-30 | 株式会社パラマ・テック | Portable biological data measuring device |
| CN100434034C (en) * | 2005-11-29 | 2008-11-19 | 周常安 | Multiple physiological monitoring equipment method |
| JP2007209609A (en) * | 2006-02-10 | 2007-08-23 | Omron Healthcare Co Ltd | Portable electrocardiograph |
| CN100376204C (en) * | 2006-04-25 | 2008-03-26 | 北京超思电子技术有限责任公司 | Handheld electrocardiogram instrument |
| CN204016263U (en) * | 2014-01-17 | 2014-12-17 | 深圳源动创新科技有限公司 | Hand-held physical parameter detector |
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