A kind of physiology indication detector probeTechnical field
The utility model relates to noninvasive physiology indication detection device technical fields, and in particular to one kind is for acquiring physiology letterNumber detector probe.
Background technique
Hyperglycemia, hypertension, hyperlipidemia are the diseases of three kinds of common metabolic disorders, and invasive and minimally invasive mensuration is measurementThe conventional method of blood glucose, blood pressure and blood lipid, this method not only allow patient by wound in measurement process, but also are not easy to the company of realizationThe detection of continuous property.The shortcomings that noninvasive physiology indication detection technique overcomes traditional detection method, can effectively meet diabetes patient,Hypertensive patient and dyslipidemia person in real time, frequently monitor the demand of blood glucose, blood pressure and blood lipid, are physiology indication detection technique hairsThe direction of exhibition.Noninvasive physiological detection method is concentrated mainly on field of optical detection, since interference component is more, individual difference is big, canThe physiological signal of detection is single, integrated level is not high, and most of detection method remains at the laboratory research stage.
O.K.CHO(US.Pat.NO.5975305 and US.Pat.NO.20060094941 etc.) it realizes one kind earliest and is based onThe heat of metabolic rate heat conformation method-optics Noninvasive Blood Glucose Detection Methods.This method assumes intracorporal origin of heat in metabolism releaseEnergy, and the main energy sources substance being metabolized is carbohydrate, most histocytes are generated by the aerobic oxidation process of glucoseWith acquisition energy.Since in the state of the equilibrium, (static state) quantity of heat production and heat dissipation capacity numerically equal measure blood oxygen then passing throughThe physiological parameters such as total amount and heat dissipation capacity can estimate blood glucose value；Presently, there are technology probe body there are two types of form；It is a kind ofIt is that probe body is at stationary state, because individual difference and finger pressure give test effect bring shadow when having ignored detectionIt rings, it cannot be guaranteed that finger has a metastable test condition；Another kind be by opened at probing shell pin shaft profiled holes comeIt adapts to give the influence of test effect bring because of individual difference and finger pressure, but has ignored existing work between the upper lower casing of probeFirmly, so that a certain gauger repeatedly measure it is difficult to ensure that pop one's head in can in same relative position, it cannot be guaranteed that measurement when and fingerThere is a metastable test condition, and now there are two types of the production and assembly popped one's head in troubles to be not easy to produce in batches.
It has been investigated that: the stable test condition of the test needs to human body physiological parameter, and some patient's finger thicknessesDifference, in the case where test probe is fixed, the finger of patient can have certain pressure to probe bottom, cause the hand of different peopleRefer to that the pressure being subject in measuring probe is different, leads to the deformation that finger is different degrees of, to make finger blood vessel by different journeysThe extruding of degree affects physiological parameter (for example, the blood flow velocity, heat etc.) measurement of finger, so as to cause due to individual differenceBring measurement error；And test probe and be applicable in the measurement of different thicknesses finger by opening up profiled holes at shell pin shaft, byExternal force is radially not present in finger in the probe positions contacted with finger tips, so it is difficult to ensure that same gauger is multipleMeasuring probe is in same position, it cannot be guaranteed that the consistency that same individual repeatedly measures, to bring measurement error.
Summary of the invention
The utility model is designed according to metabolic heat conformation method principle, it is therefore an objective to provide a kind of physiology indication detector spyHead improves measurement essence to carry out the detection of physiological signal, eliminate because of individual difference and finger pressure bring test errorDegree, and the disadvantage due to existing sonde configuration measurement consistency difference is eliminated, improve the consistency of probe measurement result.
To achieve the above object, a kind of physiology indication detector probe provided by the utility model, including upper housing, probeMain body, lower case and connecting spring, probe body are arranged between upper housing and lower case, and the connecting spring is arranged describedIt is connected in upper housing and lower case and with the upper housing and lower case respectively；The probe body is divide into upper part and lower part,Contain upper circuit board, profile leaf spring, lower circuit board, cooling fin, heat conductive bar and heat conductive bar flexible fastening piece；In the probe bodyPart is connect by profile leaf spring with upper housing；It is partially fixedly connected by screw with lower case under the probe body；It is describedHeat conductive bar is fixedly connected by heat conductive bar flexible fastening piece with cooling fin.
Further, the profile leaf spring and heat conductive bar flexible fastening piece are elastic element, and the elastic element uses spiral shellRevolve spring, leaf spring or ring spring.
It further, partially include: upper circuit board, silicagel pad upper plate in the probe body, in silicagel pad and abnormityElastic slice；Part one end is connect by profile leaf spring with upper housing in the probe body, the part other end in the probe bodyVacantly.
Further, part one end is connect by profile leaf spring with upper housing in the probe body, the probe bodyThe upper part other end is connect by shaft with upper housing.
Further, the probe body lower part point include: under silicagel pad, silicagel pad lower plate, cooling fin, lower circuitPlate, heat conductive bar flexible fastening piece and heat conductive bar；The cooling fin is connect by screw with silicagel pad lower plate；The heat conductive bar withThe connection of heat conductive bar flexible fastening piece；The heat conductive bar flexible fastening piece is fixed by fixing screws and cooling fin；Heat conductive bar notWhen being acted on by finger pressure, since the elastic force of heat conductive bar flexible fastening piece acts on, heat conductive bar is in contact with cooling fin；In heat conductive barWhen being acted on by finger pressure, heat conductive bar is mutually separated with cooling fin.
The utility model compared with prior art, has the following advantages that and the utility model has the advantages that structure is simple, part is easy to processProduction, is easily assembled to and dismantles；Probe body top is divided into elastic cantilever structure and one end sinks, and part is under under probe bodyShell is fixed, and this flexible type design can offset finger to the pressure of probe body lower device, and finger is avoided to lead because of compressionThe deformation for causing blood vessel to generate, so that it is guaranteed that various sizes of finger has the pressure of a relative equilibrium in probe, this can haveEffect is eliminated because finger pressure is influenced on caused by data acquisition；Heat conductive bar flexible fastening piece be elastic piece structure make heat conductive bar withFinger contact after be detached from cooling fin movement be angular movement, so that heat conductive bar is preferably bonded finger, this can effectively eliminate becauseHeat conductive bar floats to be influenced on caused by data acquisition, guarantees the consistency of each precise acquisition physiological data.
Detailed description of the invention
Fig. 1 is one explosive view of physiology indication detector probe embodiments according to the utility model；
Fig. 2 is one main sectional view of physiology indication detector probe embodiments according to the utility model；
Fig. 3 is one appearance diagram of physiology indication detector probe embodiments according to the present utility model；
Fig. 4 is two explosive view of physiology indication detector probe embodiments according to the utility model；
Fig. 5 is two main sectional view of physiology indication detector probe embodiments according to the utility model；
Fig. 6 is two appearance diagram of physiology indication detector probe embodiments according to the present utility model.
In figure: 1- upper housing, 2- connecting spring, 3- probe body, 4- spring fixing axle fixing screws, 5- lower case, 6-Spring fixing axle, part in 30- probe body, part under 31- probe body, the upper circuit board of 301-, 302- silicagel pad upper plate,In 303- silicagel pad, 304- profile leaf spring, 305- profile leaf spring fixing screws, 306- profile leaf spring and upper housing screw, 311-Lower circuit board, 312- heat conductive bar flexible fastening piece, 313- cooling fin fixing screws, 314- heat conductive bar, 315- heat conductive bar elasticity are solidDetermine part fixing screws, part and lower case attachment screw under 316- probe body, under 317- silicagel pad, 318- silicagel pad bottomPlate, 319- cooling fin, 320- shaft.
Specific embodiment
Embodiment one
Fig. 1 is one explosive view of physiology indication detector probe embodiments according to the utility model, and Fig. 2 is practical according to thisNovel one main sectional view of physiology indication detector probe embodiments, Fig. 3 is physiology indication detector according to the present utility modelOne appearance diagram of probe embodiments, as shown in Figure 1-3, the physiology indication detector of the utility model is popped one's head in, including upper housing1, probe body 3, lower case 5 and connecting spring 2, probe body 3 are arranged between upper housing 1 and lower case 5.The connection bulletThe setting of spring 2 is connected in the upper housing 1 and lower case 5 and respectively with the upper housing 1 and lower case 5.Connecting spring 2 is excellentIt is selected as torque spring, pass through spring fixing axle 6 and the circular hole and upper-lower casing phase of 5 two sides of upper housing 1 and lower case are setConnection, two toggles of connecting spring 2 are separately connected the tail portion of upper housing 1 and lower case 5, and upper housing 1 and lower case 5 can encloseIt is pivoted around spring fixing axle 6, connecting spring 2 can keep the opening of probe to be in close state.
The probe body 3 is divided for upper part 30 and lower part 31, and forms the opening shape for being suitble to place finger, describedPart 30 includes: upper circuit board 301, silicagel pad upper plate 302,303 and profile leaf spring 304 in silicagel pad in probe body；InstituteIt states on the upper housing 1 that part 30 in probe body is mounted on, one end is connect by profile leaf spring 304 with upper housing 1, anotherEnd is hanging；There are angles with upper housing 1 for part 30 in the probe body.Part 31 includes: silicagel pad under the probe bodyLower 317, silicagel pad lower plate 318, cooling fin 319, lower circuit board 311, heat conductive bar flexible fastening piece 312 and heat conductive bar 314；InstituteCooling fin 319 is stated to connect by screw 313 with silicagel pad lower plate 318；The heat conductive bar 314 and heat conductive bar flexible fastening piece312 connections；The heat conductive bar flexible fastening piece 312 is fixed by fixing screws 315 and cooling fin 319；Heat conductive bar 314 not byWhen finger pressure acts on, since the elastic force of heat conductive bar flexible fastening piece 312 acts on, heat conductive bar 314 is in contact with cooling fin 319；It is acted in heat conductive bar 314 by finger pressure, heat conductive bar 314 is separated with 319 phase of cooling fin；
The profile leaf spring 304 is elastic element with heat conductive bar flexible fastening piece 312, and the elastic element uses spiral bulletSpring, leaf spring or ring spring.
Embodiment two
Fig. 4 is two explosive view of physiology indication detector probe embodiments according to the utility model, and Fig. 5 is practical according to thisNovel physiology indication detector probe embodiments two dislike main sectional view, and Fig. 6 is physiology indication detection according to the present utility modelTwo appearance diagram of instrument probe embodiments, as Figure 4-Figure 6, the present embodiment two and embodiment one the difference is that, it is describedOn the upper housing 1 that part 30 is mounted in probe body, one end is connect by profile leaf spring 304 with upper housing 1, the other endIt is pivotally connected by shaft 320 and upper housing 1.When part 30 receives the power acted on upwards in probe body, profile leaf spring 304Deformation occurs, and part 30 can be pivoted around shaft 320 in probe body.
Below with reference to the utility model structure, use process is described in detail.
When being measured using profile leaf spring clamp type probe to patient, first through pressing probe upper housing 1 under5 tail end of shell is press-connected spring 2, so that about 3 two parts of probe body be made to separate, part 30 is with upper housing in probe body1 up movement, part 31 moves down with lower case 5 under probe body, thus probe body top 30 and probe body lower part31 be formed by opening increase, at this time by tested finger be placed in refer to slot in, finger lay flat naturally and with part under probe body31 heat conductive bar 314 contacts；Upper-lower casing is unclamped, under the elastic-restoring force effect of spring 2, upper housing 1 drives probe bodyUpper part 30 moves down, and lower case 5 drives part 31 under probe body up to move, thus probe body top 31 and probeLower body part 31 is formed by opening and reduces, and holds down finger；Since probe body top 30 and upper housing pass through profile leaf spring304 cantilevered type of attachment, finger have an effect generation pressure it is gentle by profile leaf spring 304 and the balance of shell connecting spring 2Punching guarantees that finger is in the suitable environment of pressure；Since pressure of the finger to heat conductive bar 314 makes heat conductive bar flexible fastening pieceFlexible deformation occurs for 312 elastic slices, so that heat conductive bar 314 be made to separate with cooling fin 319；When measurement, which finishes, removes finger, differentUnder shape elastic slice 304 and the effect of 2 restoring force of upper-lower casing connecting spring, probe body restores balance state, solid in heat conductive bar elasticityThe restoring force for determining part 312 acts on the lower reply of heat conductive bar 314 equilibrium state and contacts with cooling fin 319.In profile leaf spring 304 and shellIt ensure that under the action of connecting spring 2 and heat conductive bar flexible fastening piece 312 and remain equilibrium-like under probe body measuring stateState, eliminate finger pressure influences caused by measurement.
Those of ordinary skill in the art will appreciate that: the above descriptions are merely preferred embodiments of the present invention, andIt is not used in limitation the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for abilityFor the technical staff in domain, the technical solution that can still record to foregoing embodiments is modified, or to its middle partTechnical characteristic is divided to be equivalently replaced.Within the spirit and principle of the utility model, it is made it is any modification, equally replaceIt changes, improve, should be included within the scope of protection of this utility model.