The simple medical implanted detector of anticorrosion
Technical field
The present invention relates to a kind of simple medical implanted detector of anticorrosion.
Background technology
At present, implantation medical equipment kind is a lot, such as Implanted cardiac pacemaker, brain pacemaker, nerve stimulator, muscle stimulator, electrocardiorecorder etc., the diagnostor being implanted in human body also occurs now, heart beating, pulsation, blood pressure or other information for real-time diagnosis patient, such as disclosed in 201410134849.8, implanted instrument is the same, and it still needs to communicate with the external world, could information be spread out of in real time.Current diagnosis device is typically by the little device box of unique design and the implanted electron medical treatment unit be located in device box;Adding for allowing implanted electron medical treatment unit and extraneous antenna composition, implanted electron medical treatment unit typically contains testing circuit, detector, battery etc..But, all there is certain problem in implantable medical diagnostor, including battery life, material etc., but one problem of maximum of which is exactly the quality of communication quality, owing to its space size of the implantable medical diagnostic equipment is limited, antenna the most disposed within all has that frequency range is narrow, isolation is poor, the shortcoming such as at the bottom of gain, and this drastically influence communication quality and the most also drastically influence quality of diagnosis.Therefore, the implantable medical device designing its built-in aerial a and having bigger isolation and wider band limits is to need problem in the urgent need to address badly;It addition, also need to solution is the structure structure of implantable medical diagnostor, device can effectively reduce the sensation of pricking to health, again can be rational in infrastructure.
Summary of the invention
It is an object of the invention to overcome disadvantages described above, it is provided that a kind of simple medical implanted detector of anticorrosion.
For achieving the above object, the concrete scheme of the present invention is as follows: a kind of simple medical implanted detector of anticorrosion, include electron medical treatment detection module, also including for making the communication antenna of electron medical treatment detection module and PERCOM peripheral communication and the mesochite that cross section is H-shaped, described mesochite is arranged over the first receiving chamber for accommodating electron medical treatment detection module;The second receiving chamber it is provided with below described mesochite;Described second receiving intracavity and mesochite are arranged over separator;Described communication antenna includes antenna and lower antenna;Described lower antenna is located at below the separator of the second receiving intracavity;Also include the plate-like upper casing above the separator being located at above mesochite;Described upper antenna is located in plate-like upper casing;Also include the top shell for covering upper shell opener and cover the drain pan of mesochite bottom opening.
Wherein, the end face of described top shell and the bottom surface of drain pan are arc surface.
Wherein, it is all the first circular PCB substrate that upper antenna includes, and described first PCB substrate is provided with the first microstrip antenna;Described first microstrip antenna includes the first annulus arm, the second annulus arm, the 3rd annulus arm;Described first annulus arm, the second annulus arm, the 3rd annulus arm three are arranged concentrically;If being Y-axis through center of circle vertical direction, horizontal direction is X-axis, and described first annulus arm is provided with the first sector notch from 122 ° to 132 ° regions of Y-axis angle counterclockwise;Described second annulus arm is provided with the second sector notch from 40 ° to 50 ° regions of Y-axis angle counterclockwise;Described second annulus arm is provided with the 3rd sector notch from 4 ° to 14 ° regions of X-axis angle counterclockwise;Described 3rd annulus arm is provided with four fan-shaped breach from 40 ° to 50 ° regions of Y-axis angle counterclockwise;Described 3rd annulus arm is provided with the 5th sector notch from 66 ° to 81 ° regions of X-axis angle clockwise;
Described first annulus arm is connected with the second annulus arm from Y-axis angle counterclockwise 5 ° to 51 ° of regions of angle clockwise the first fan-shaped linking arm;Described first annulus arm is connected with the second annulus arm from X-axis angle counterclockwise 30 ° to 40 ° of regions of angle clockwise the second fan-shaped linking arm;Described second annulus arm is connected with the 3rd annulus arm from Y-axis angle counterclockwise 114 ° to 122 ° of regions of angle counterclockwise the-the three fan-shaped linking arm;Described second annulus arm is connected with the 3rd annulus arm from Y-axis angle clockwise 46 ° to 54 ° of regions of angle clockwise four fan-shaped linking arm;
Described 3rd annulus arm upwardly extends the first L-shaped linking arm from the place of Y-axis angle clockwise 5 °, also include the parasitic oscillator arms of first in umbrella and the second parasitic oscillator arms, described first parasitic oscillator arms while with the second parasitic oscillator arms while being connected with the second linking arm, the another side of the described first parasitic oscillator arms and the another side of the second parasitic oscillator arms are connected with the 3rd linking arm, and the free end of described first linking arm is connected with the another side of the described first parasitic oscillator arms;
It is all the second circular PCB substrate and the 3rd PCB substrate that lower antenna includes;The bottom surface of the second PCB substrate and the end face superposition of the 3rd PCB substrate are set together;
The end face of the second PCB substrate is provided with the second microstrip antenna, described second microstrip antenna includes the first arc arm arranged around the second PCB substrate center of circle, also include around second the PCB substrate center of circle arrange the second arc arm, described first arc arm to central angle and the second arc arm to central angle add up to 360 °;The external diameter of described first arc arm and the external diameter of the first annulus arm are identical;The external diameter of described second arc arm and the external diameter of the second annulus arm are identical;
Described 3rd PCB substrate bottom surface is provided with the 3rd microstrip antenna, described 3rd microstrip antenna includes the 3rd arc arm arranged around the 3rd PCB substrate center of circle, also include around the 3rd the PCB substrate center of circle arrange the 4th arc arm, described 3rd arc arm to central angle and the 4th arc arm to central angle add up to 360 °;The external diameter of described 3rd arc arm and the external diameter of the second arc arm are identical;The external diameter of described 4th arc arm and the external diameter of the first annulus arm are identical;
Described separator includes orthohexagonal metallic plate, and described separator is provided with multiple hexagonal through hole;
The back side of the first PCB substrate is provided with power feed hole, and the first annulus arm is electrically connected with power feed hole, and described power feed hole is used for and signal source positive pole couple feed;Described first arc arm to the 4th arc arm all couples with signal source negative pole feed.
Wherein, the described outer shroud of the first annulus arm and the radial width of internal ring are 0.8cm-1.2cm;The described outer shroud of the second annulus arm and the radial width of internal ring are 0.4cm-6cm;The described outer shroud of the 3rd annulus arm and the radial width of internal ring are 0.4cm-0.6cm.
Wherein, the outer shroud of described second annulus arm is identical with the radial width of internal ring with the outer shroud of described 3rd annulus arm with the radial width of internal ring.
Wherein, the described outer shroud of the first annulus arm and the radial width of internal ring are 1cm.
Wherein, the described outer shroud of the 3rd annulus arm and the radial width of internal ring are 0.5cm.
Wherein, the first annulus arm is additionally provided with multiple around centrally disposed equally spaced parasitic aperture.
Wherein, the first to the 3rd PCB substrate size is identical, and the both sides of three are equipped with an arc notch, is equipped with micro-strip screen layer at arc notch.
Wherein, the bottom surface of described drain pan and the end face of top shell are equipped with the binding groove for both being tightened together;
Wherein, it is provided with O-ring seal between the upper opening of described mesochite with corresponding separator, between described upper shell opener and top shell, also is provided with O-ring seal;
Wherein, described drain pan and top shell outer surface are all coated with food-grade corrosion-resistant coating;
The invention have the benefit that it is rational in infrastructure, to human body without sensation of pricking, internal structure is arranged rationally, it is disposed within antenna frequencies wide ranges, isolation is preferable, gain is high;Provide for the research and development of implantable medical diagnostor and module be preferably installed, each company have only to be designed to the implanted electron medical treatment unit of oneself to insert this drain pan shape and thickness or size, just can realize preferable communication quality.
Accompanying drawing explanation
Fig. 1 is that the present invention skims the sectional view of antenna part;
Fig. 2 is the top view of first PCB substrate of the present invention;
Fig. 3 is the top view of first microstrip antenna of the present invention;
Fig. 4 is the top view of second PCB substrate of the present invention;
Fig. 5 is the upward view of the 3rd PCB substrate of the present invention;
Fig. 6 is the top view of the separator of the present invention;
Fig. 7 is that the upper antenna of the present invention uses the frequency range emulation testing figure closing timing with lower antenna simultaneously;
Fig. 8 is the directional diagram of the communication antenna of the present invention;
Description of reference numerals in Fig. 1 to Fig. 8:
1-mesochite;2-separator;21-through hole;3-upper casing;4-top shell;5-drain pan;6-bundlees groove;
10-separator;101-through hole;
K1-the first PCB substrate;
K21-the first annulus arm;K22-the second annulus arm;K23-the 3rd annulus arm;
Q1-the first sector notch;Q2-the second sector notch;Q3-the 3rd sector notch;The four fan-shaped breach of Q4-;Q5-the 5th sector notch;
The fan-shaped linking arm of L1-first;The fan-shaped linking arm of L2-second;The fan-shaped linking arm of L3--the 3rd;The four fan-shaped linking arm of L4-;
K11-arc notch;K12-micro-strip screen layer;K211-parasitism aperture;K31-the first linking arm;The parasitic oscillator arms of K32-first;The parasitic oscillator arms of K33-second;K34-the 3rd linking arm;K35-the second linking arm;
N1-the second PCB substrate;N11-the first arc arm;N12-the second arc arm;
M1-the 3rd PCB substrate;M11-the 3rd arc arm;M12-the 4th arc arm.
Detailed description of the invention
The present invention is further detailed explanation with specific embodiment below in conjunction with the accompanying drawings, is not that the practical range of the present invention is confined to this.
Embodiment 1:
As shown in Figures 1 to 8, the simple medical implanted detector of a kind of anticorrosion described in the present embodiment, a kind of simple medical implanted detector of anticorrosion, include electron medical treatment detection module, also including for making the communication antenna of electron medical treatment detection module and PERCOM peripheral communication and the mesochite 1 that cross section is H-shaped, described mesochite 1 is arranged over the first receiving chamber for accommodating electron medical treatment detection module;The second receiving chamber it is provided with below described mesochite 1;Described second receiving intracavity and mesochite 1 are arranged over separator 10;Described communication antenna includes antenna and lower antenna;Described lower antenna is located at below the separator 10 of the second receiving intracavity;Also include the plate-like upper casing 3 above the separator being located at above mesochite 1;Described upper antenna is located in plate-like upper casing 3;Also include for covering the top shell 4 of upper casing 3 opening and covering the drain pan 5 of mesochite 1 bottom opening.It is rational in infrastructure, to human body without sensation of pricking, internal structure is arranged rationally, it is disposed within antenna frequencies wide ranges, isolation is preferable, gain is high;Provide for the research and development of implantable medical diagnostor and module be preferably installed, each company have only to be designed to the implanted electron medical treatment unit of oneself to insert this drain pan 5 shape and thickness or size, just can realize preferable communication quality.
The simple medical implanted detector of a kind of anticorrosion described in the present embodiment, the end face of described top shell 4 and the bottom surface of drain pan 5 are arc surface.To human body without sensation of pricking.
The simple medical implanted detector of a kind of anticorrosion described in the present embodiment, upper antenna includes the first PCB substrate K1 of circle, and described first PCB substrate K1 is provided with the first microstrip antenna;Described first microstrip antenna includes the first annulus arm K21, the second annulus arm K22, the 3rd annulus arm K23;Described first annulus arm K21, the second annulus arm K22, the 3rd annulus arm K23 three are arranged concentrically;If being Y-axis through center of circle vertical direction, horizontal direction is X-axis, and described first annulus arm K21 is provided with the first sector notch Q1 from 122 ° to 132 ° regions of Y-axis angle counterclockwise;Described second annulus arm K22 is provided with the second sector notch Q2 from 40 ° to 50 ° regions of Y-axis angle counterclockwise;Described second annulus arm K22 is provided with the 3rd sector notch Q3 from 4 ° to 14 ° regions of X-axis angle counterclockwise;Described 3rd annulus arm K23 is provided with four fan-shaped breach Q4 from 40 ° to 50 ° regions of Y-axis angle counterclockwise;Described 3rd annulus arm K23 is provided with the 5th sector notch Q5 from 66 ° to 81 ° regions of X-axis angle clockwise;
Described first annulus arm K21 is connected with the second annulus arm K22 from Y-axis angle counterclockwise 5 ° to 51 ° of regions of angle clockwise the first fan-shaped linking arm L1;Described first annulus arm K21 is connected with the second annulus arm K22 from X-axis angle counterclockwise 30 ° to 40 ° of regions of angle clockwise the second fan-shaped linking arm L2;Described second annulus arm K22 is connected with the 3rd annulus arm K23 from Y-axis angle counterclockwise 114 ° to 122 ° of regions of angle counterclockwise the-the three fan-shaped linking arm L3;Described second annulus arm K22 is connected with the 3rd annulus arm K23 from Y-axis angle clockwise 46 ° to 54 ° of regions of angle clockwise four fan-shaped linking arm L4;
Described 3rd annulus arm K23 upwardly extends the first L-shaped linking arm K31 from the place of Y-axis angle clockwise 5 °, also include parasitic oscillator arms K32 of first in umbrella and the second parasitic oscillator arms K33, described first parasitic oscillator arms K32 while with the second parasitic oscillator arms K33 while being connected with the second linking arm K35, the another side of the described first parasitic oscillator arms K32 and the another side of the second parasitic oscillator arms K33 are connected with the 3rd linking arm K34, and the free end of described first linking arm K31 is connected with the another side of the described first parasitic oscillator arms K32;
It is all the second circular PCB substrate N1 and the 3rd PCB substrate M1 that lower antenna includes;The bottom surface of the second PCB substrate N1 and the end face superposition of the 3rd PCB substrate M1 are set together;
The end face of the second PCB substrate N1 is provided with the second microstrip antenna, described second microstrip antenna includes the first arc arm N11 arranged around the second PCB substrate N1 center of circle, also include around second the PCB substrate N1 center of circle arrange the second arc arm N12, described first arc arm N11 to central angle and the second arc arm N12 to central angle add up to 360 °;The external diameter of described first arc arm N11 and the external diameter of the first annulus arm K21 are identical;The external diameter of described second arc arm N12 and the external diameter of the second annulus arm K22 are identical;
Described 3rd PCB substrate M1 bottom surface is provided with the 3rd microstrip antenna, described 3rd microstrip antenna includes the 3rd arc arm M11 arranged around the 3rd PCB substrate M1 center of circle, also include around the 3rd the PCB substrate M1 center of circle arrange the 4th arc arm M12, described 3rd arc arm M11 to central angle and the 4th arc arm M12 to central angle add up to 360 °;The external diameter of described 3rd arc arm M11 and the external diameter of the second arc arm N12 are identical;The external diameter of described 4th arc arm M12 and the external diameter of the first annulus arm K21 are identical;Described separator 10 includes orthohexagonal metallic plate, and described separator 10 is provided with multiple hexagonal through hole 101;The back side of the first PCB substrate K1 is provided with power feed hole, and the first annulus arm K21 is electrically connected with power feed hole, and described power feed hole is used for and signal source positive pole couple feed;Described first arc arm N11 to the 4th arc arm M12 all couples with signal source negative pole feed.
Designed by the microstrip circuit structure not less than 500 times, and by being not less than under 500 l-G simulation tests and parameter adjustment, finally determine above-mentioned antenna structure, and in actual test, upper antenna and lower antenna all can be implemented separately antenna communication function, so since, if there being an antenna to break down because of immersion or other reasons, another one antenna also can continue to play a role so that the standby stronger adaptation ability of the appliance of implanted and service life, also improves stability.
The independent test of upper antenna: being found by emulation testing and actual test, its frequency range average gain in about 2.0GHz to 2.75GHz, frequency band is about 8.5dBi, and directivity is omni-directional, and it can meet communicating requirement substantially.It addition, the independent test of lower antenna: being found by emulation testing and actual test, its frequency range average gain in about 1.9GHz to 2.8GHz, frequency band is about 9.0dBi, and directivity is omni-directional, and it can meet communicating requirement the most substantially.
What deserves to be explained is, through constantly test and the adjustment of antenna configuration, when upper antenna and lower antenna coordinate, emulation before reality test with test is appreciated that, the bandwidth of communications antenna system of communication antenna composition, isolation, the gain aspect that are combined together are respectively provided with bigger lifting, among these, it should be noted that gain and bandwidth frequency scope are not the simple superposition of both data, but possessed new effect, the simulation value such as Fig. 5 after wherein coordinating;This integrated antenna system bandwidth available frequency range has reached 1.7GHz to 2.9GHz;Its gain the most substantially increases, and in frequency band, average gain is more than 9.355dBi, compares rising about 0.7dBi;If it addition, plus separator 102, if isolation in its isolation figure frequency band, isolation performance preferably such as Fig. 5, can be seen that in S3 isolation is more than 25.5dB in frequency range;Its directivity, as described in Figure 6, it is still omni-directional antenna.
Embodiment 2:
The simple medical implanted detector of a kind of anticorrosion described in the present embodiment, the described outer shroud of the first annulus arm K21 and the radial width of internal ring are 0.8cm-1.2cm;The described outer shroud of the second annulus arm K22 and the radial width of internal ring are 0.4cm-6cm;The described outer shroud of the 3rd annulus arm K23 and the radial width of internal ring are 0.4cm-0.6cm.The simple medical implanted detector of a kind of anticorrosion described in the present embodiment, the outer shroud of described second annulus arm K22 is identical with the radial width of internal ring with the outer shroud of described 3rd annulus arm K23 with the radial width of internal ring.The simple medical implanted detector of a kind of anticorrosion described in the present embodiment, the described outer shroud of the first annulus arm K21 and the radial width of internal ring are 1cm.The simple medical implanted detector of a kind of anticorrosion described in the present embodiment, the described outer shroud of the 3rd annulus arm K23 and the radial width of internal ring are 0.5cm.The simple medical implanted detector of a kind of anticorrosion described in the present embodiment, the first annulus arm K21 is additionally provided with multiple around centrally disposed equally spaced parasitic aperture K211.The simple medical implanted detector of a kind of anticorrosion described in the present embodiment, the first to the 3rd PCB substrate M1 size is identical, and the both sides of three are equipped with an arc notch K11, is equipped with micro-strip screen layer K12 at arc notch K11.Above-mentioned parameter draws in constantly test and adjustment, and it is the most stable design parameter optimal with performance, and concrete actual test is tied HFSS15 computed in software and drawn, this total system beamwidth of antenna available frequency range is at 1.7GHz to 2.9GHz internal frequency modulation;In frequency band, average gain is more than 9.4dBi, and impedance reduces;In frequency range, isolation is more than 26dB;Find in reality is tested, the change of external environment, as temperature, magnetic field impact change within the specific limits, such as temperature amplitude of variation about 10 degree, use above-mentioned parameter and during special value, very by force, frequency range conservation degree is preferable for its stability.
The simple medical implanted detector of a kind of anticorrosion described in the present embodiment, the bottom surface of described drain pan 55 and the end face of top shell 44 are equipped with the binding groove 66 for both being tightened together;
The simple medical implanted detector of a kind of anticorrosion described in the present embodiment, is provided with O-ring seal, also is provided with O-ring seal between described upper casing 33 opening and top shell 44 between the upper opening of described mesochite 11 with corresponding separator 102;Phase anti-Hemostatic Oral Liquid or tissue fluid enter in body of wall, and device is caused damage.
The simple medical implanted detector of a kind of anticorrosion described in the present embodiment, described drain pan 55 and top shell 44 outer surface are all coated with food-grade corrosion-resistant coating;For anticorrosion, improve the service life of the present invention.
The above is only a preferred embodiment of the present invention, therefore all equivalence changes done according to structure, feature and the principle described in present patent application scope or modification, it is included in the protection domain of present patent application.