CN105232012B - Scribble the miniature implantable medical detection device of corrosion-inhibiting coating - Google Patents
Scribble the miniature implantable medical detection device of corrosion-inhibiting coating Download PDFInfo
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- CN105232012B CN105232012B CN201510642861.4A CN201510642861A CN105232012B CN 105232012 B CN105232012 B CN 105232012B CN 201510642861 A CN201510642861 A CN 201510642861A CN 105232012 B CN105232012 B CN 105232012B
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- radiation arm
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- drain pan
- isolation bar
- detection device
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Abstract
The invention discloses a kind of miniature implantable medical detection device scribbling corrosion-inhibiting coating, include implanted electron medical treatment unit, also include plate-like drain pan, in described drain pan, be provided with the receiving chamber for accommodating implanted electron medical treatment unit；Also include the separator being covered in drain pan opening；Described separator is provided with the plate-like mesochite for placing antenna；Also include the lid shell of shell opener in covering；It is provided with in described mesochite for allowing the communication antenna of implanted electron medical treatment unit communication with the outside world；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；Providing for the research and development of implantable medical diagnostor and preferably install module, each company has only to the implanted electron medical treatment unit of oneself is designed to insert the shape of this drain pan and thickness or size, just can realize preferable communication quality.
Description
Technical field
The present invention relates to a kind of miniature implantable medical detection device scribbling corrosion-inhibiting coating.
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, the same with other implantation medical equipments, 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 miniature implantable medical detection device scribbling corrosion-inhibiting coating.
For achieving the above object, the concrete scheme of the present invention is as follows: a kind of miniature implantable medical detection device scribbling corrosion-inhibiting coating, include implanted electron medical treatment unit, also include plate-like drain pan, in described drain pan, be provided with the receiving chamber for accommodating implanted electron medical treatment unit；Also include the separator being covered in drain pan opening；Described separator is provided with the plate-like mesochite for placing antenna；Also include the lid shell of shell opener in covering；It is provided with in described mesochite for allowing the communication antenna of implanted electron medical treatment unit communication with the outside world.
Wherein, the top of described lid shell is arc surface.
Wherein, described communication antenna includes the first PCB substrate of circle, is located at the microstrip antenna of the first PCB substrate end face；Described microstrip antenna includes that size is identical and symmetrical first radiating element and the second radiating element；Each radiating element all includes the first radiation arm in arcuation, described first radiation arm extends the second radiation arm of a triangle to center, described first radiation arm also extends the 3rd radiation arm of a triangle to center, in the region that described second radiation arm is located at the 3rd radiation arm and the first radiation arm surrounds；Also include the 4th trapezoidal radiation arm extended from the first radiation arm to center, in the region that described 3rd radiation arm is located at the 4th radiation arm and the first radiation arm surrounds；The trapezoidal straight flange of described 4th radiation arm is provided with multiple semicircular isolation breach；Described first radiating element includes the first parasitic oscillator arms that hypotenuse extends obliquely from of its 4th radiation arm, and the free end of the described first parasitic oscillator arms has also laterally extended the second parasitic oscillator arms；Described second radiating element includes the trixenie oscillator arms that a lower hypotenuse of the 4th radiation arm from it extends obliquely, and the free end of described trixenie oscillator arms has also laterally extended the 4th parasitic oscillator arms；
Being provided with rectangle parasitism oscillator unit between said two radiating element, the limit, two, left and right of described rectangle parasitism oscillator unit is zigzag, and the centre of described rectangle parasitism oscillator unit is provided with multiple rectangular indentation side by side；
The described first PCB substrate back side is provided with two feed coupling apertures corresponding with two the first oscillator arms respectively；
Described separator is the separator of disc shaped, and described separator includes the second PCB substrate, and the circular magnetic flow metering-orifice being located in the second PCB substrate；End face in described second PCB substrate is additionally provided with laterally zygomorphic two isolation strip, each described isolation strip includes lateral isolation bar, the two ends of described lateral isolation bar are provided with the first vertical isolation bar, extend from lateral isolation bar between two the first vertical isolation bars and have and the first vertical isolation bar the second vertical isolation bar in the same direction, described second vertical isolation bar is shorter than the length of the first vertical isolation bar, extend from lateral isolation bar in the middle of said two the second vertical isolation bar and have and the first vertical isolation bar the 3rd spacer bar in the same direction, described 3rd spacer bar is shorter than the length of the second vertical isolation bar.
Wherein, described second radiation arm is identical by the angular dimension at paracentral angle with the 3rd radiation arm by the angle at paracentral angle, and is all higher than 15 ° and less than 60 °.
Wherein, if the distance between rectangular indentation is M；If the quantity of rectangular indentation is N；If the second parasitic oscillator arms is identical with the length of the 4th parasitic oscillator arms and length is all set to K；Described K=M*0.25*N；The unit of described M and K is millimeter.
Wherein, described second radiation arm by paracentral angle angle for 35 degree.
Wherein, the edge of the end face of described first PCB substrate is provided with circle first cage ring, and the edge of the bottom surface of the first PCB substrate is provided with circle second cage ring.
Wherein, concrete described M is 0.8mm；Described N is 48, a length of 9.6mm of described K.
Wherein, the bottom surface of described drain pan and the end face of lid shell are equipped with the binding groove for both being tightened together；
Wherein, the outer surface of described drain pan and lid shell is all coated with food-grade corrosion-resistant coating；
Wherein, described drain pan opening is provided with O-ring seal, and the opening of described mesochite also is provided with O-ring seal.
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 the communication antenna of the present invention；
Fig. 3 is the top view of the separator of the present invention；
Fig. 4 is the upward view of first PCB substrate of the present invention；
Fig. 5 is the top view of the communication antenna of the present invention；
Fig. 6 is the frequency range emulation testing figure that communication antenna and the separator of the present invention does not conforms to timing；
Fig. 7 is the communication antenna frequency range emulation testing figure with separator conjunction timing of the present invention；
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-drain pan；2-separator 3-mesochite；4-O-ring seal；5-lid shell；6-bundlees groove；
71-the first PCB substrate；711-the first cage ring；712-the first radiation arm；713-the second radiation arm；714-the 3rd radiation arm；715-the 4th radiation arm；The parasitic oscillator arms of 716-first；The parasitic oscillator arms of 717-second；721-rectangle parasitism oscillator unit；722-rectangular indentation；731-trixenie oscillator arms；The parasitic oscillator arms of 732-the 4th；741-the second cage ring；742-feeds coupling aperture；
8-the second PCB substrate；81-lateral isolation bar；82-the first vertical isolation bar；83-the second vertical isolation bar；The straight spacer bar of 84-the 3rd.
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, a kind of miniature implantable medical detection device scribbling corrosion-inhibiting coating described in the present embodiment, include implanted electron medical treatment unit, also include plate-like drain pan 1, in described drain pan 1, be provided with the receiving chamber for accommodating implanted electron medical treatment unit；Also include the separator 2 being covered in drain pan 1 opening；Described separator 2 is provided with the plate-like mesochite 3 for placing antenna；Also include the lid shell 5 for covering mesochite 3 opening；It is provided with in described mesochite 3 for allowing the communication antenna of implanted electron medical treatment unit communication with the outside world.A kind of miniature implantable medical detection device scribbling corrosion-inhibiting coating described in the present embodiment, the top of described lid shell 5 is arc surface.The present invention is that the research and development of implantable medical diagnostor provide and preferably install module, each company have only to be designed to the implanted electron medical treatment unit of oneself to insert this drain pan 1 shape and thickness or size, just can realize preferable communication quality.A kind of implantable medical diagnostor described in the present embodiment, the top of described lid shell 5 is arc surface.It can effectively prevent from stabbing or twinge patient, alleviates the implantation pain of patient.
Described a kind of miniature implantable medical detection device scribbling corrosion-inhibiting coating, described communication antenna includes the first PCB substrate 71 of circle, is located at the microstrip antenna of the first PCB substrate 71 end face；Described microstrip antenna includes that size is identical and symmetrical first radiating element and the second radiating element；Each radiating element all includes the first radiation arm 712 in arcuation, described first radiation arm 712 extends the second radiation arm 713 of a triangle to center, described first radiation arm 712 also extends the 3rd radiation arm 714 of a triangle to center, and described second radiation arm 713 is located in the region that the 3rd radiation arm 714 and the first radiation arm 712 surround；Also including the 4th trapezoidal radiation arm 715 extended from the first radiation arm 712 to center, described 3rd radiation arm 714 is located in the region that the 4th radiation arm 715 and the first radiation arm 712 surround；The trapezoidal straight flange of described 4th radiation arm 715 is provided with multiple semicircular isolation breach；Described first radiating element includes the first parasitic oscillator arms 716 that hypotenuse extends obliquely from of its 4th radiation arm 715, and the free end of the described first parasitic oscillator arms 716 has also laterally extended the second parasitic oscillator arms 717；Described second radiating element includes the trixenie oscillator arms 731 that a lower hypotenuse of the 4th radiation arm 715 from it extends obliquely, and the free end of described trixenie oscillator arms 731 has also laterally extended the 4th parasitic oscillator arms 732；Being provided with rectangle parasitism oscillator unit 721 between said two radiating element, the limit, two, left and right of described rectangle parasitism oscillator unit 721 is zigzag, and the centre of described rectangle parasitism oscillator unit 721 is provided with multiple rectangular indentation 722 side by side；Described first PCB substrate 71 back side is provided with two feed coupling apertures 742 corresponding with two the first oscillator arms respectively；Described separator 2 is the separator 2 of disc shaped, and described separator 2 includes the second PCB substrate 8, and is located at the circular magnetic flow metering-orifice in the second PCB substrate 8；End face in described second PCB substrate 8 is additionally provided with laterally zygomorphic two isolation strip, each described isolation strip includes lateral isolation bar 81, the two ends of described lateral isolation bar 81 are provided with the first vertical isolation bar 82, extend from lateral isolation bar 81 between two the first vertical isolation bars 82 and have and the first vertical isolation bar 82 the second vertical isolation bar 83 in the same direction, the length of described second vertical isolation bar 83 to the first vertical isolation bar 82 is short, extend from lateral isolation bar 81 in the middle of said two the second vertical isolation bar 83 and have and the first vertical isolation bar 82 the 3rd spacer bar in the same direction, described 3rd spacer bar is shorter than the length of the second vertical isolation bar 83.Designed by the microstrip circuit structure not less than 550 times, and by being not less than under 500 l-G simulation tests and parameter adjustment, finally determine above-mentioned antenna structure and matched partition plate structure, this antenna possesses wider frequency range and preferable isolation and directivity and gain performance with division board when coordinating, comply fully with use requirement, improve the communication performance of implantable medical device.
Especially when removing this structural insulated panel or placing common metal division board, such as Fig. 6, this beamwidth of antenna available frequency range is still up to 1.7GHz to 2.65GHz；Substantially meeting the requirement of communications band, its gain is the highest, and in frequency band, average gain is more than 8.952dBi；Meet actually used needs.The design of this shape division board is also to be drawn by emulation and continuous EXPERIMENTAL DESIGN, wherein, screw stereo antenna is included when this division board being placed other prior art antennas and coordinating, its matching is the highest, and isolation performance strengthens inconspicuous, when testing ordinary antennas, this division board in cooperation, average gain increases 0.01-0.15dBi or does not increases, and isolation performance is constant, and frequency range is without changing.And the emulation before reality test with test is appreciated that, test when the communication antenna in this programme coordinates with the division board of this programme, the bandwidth of the communication antenna of this programme, isolation, gain aspect all exceed Antenna Design when being not added with division board, the simulation value such as Fig. 7 after wherein coordinating.This integrated antenna system bandwidth available frequency range has reached 1.6GHz to 2.85GHz；Its gain the most substantially increases, and in frequency band, average gain is more than 9.4dBi, compares rising about 0.3dBi；If additionally isolation in its isolation figure frequency band, isolation performance preferably, such as Fig. 6, can be seen that in S3 isolation is more than 25.5dB in frequency range.Its directivity, as described in Figure 8, it is omni-directional antenna.
Embodiment 2:
A kind of miniature implantable medical detection device scribbling corrosion-inhibiting coating described in the present embodiment, the difference with embodiment 1 is, is provided with concrete preferred parameter so that antenna structure is more stable, and every communication performance is relatively reliable stable, does not beats；Concrete, described second radiation arm 713 is identical by the angular dimension at paracentral angle with the 3rd radiation arm 714 by the angle at paracentral angle, and is all higher than 15 ° and less than 60 °.A kind of miniature implantable medical detection device scribbling corrosion-inhibiting coating described in the present embodiment, if the distance between rectangular indentation 722 is M；If the quantity of rectangular indentation 722 is N；If the second parasitic oscillator arms 717 is identical with the length of the 4th parasitic oscillator arms 732 and length is all set to K；Described K=M*0.25*N；The unit of described M and K is millimeter.After arranging above-mentioned parameter restriction, being found by great many of experiments and emulation, its gain is more stable, and isolation is also maintained at higher level.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 1.6GHz to 2.8GHz internal frequency modulation；In frequency band, average gain is more than 9.35dBi, 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.
Preferably, a kind of described in the present embodiment scribbles the miniature implantable medical detection device of corrosion-inhibiting coating, described second radiation arm 713 by paracentral angle angle for 35 degree.A kind of miniature implantable medical detection device scribbling corrosion-inhibiting coating described in the present embodiment, the edge of the end face of described first PCB substrate 71 is provided with circle first cage ring 711, and the edge of the bottom surface of the first PCB substrate 71 is provided with circle second cage ring 741.For increasing isolation bottom the first PCB substrate 71.A kind of miniature implantable medical detection device scribbling corrosion-inhibiting coating described in the present embodiment, concrete described M is 0.8mm；Described N is 48, a length of 9.6mm of described K.
A kind of implantable medical diagnostor described in the present embodiment, the bottom surface of described drain pan 1 and the end face of lid shell 5 are equipped with the binding groove 6 for both being tightened together；A kind of implantable medical diagnostor described in the present embodiment, the outer surface of described drain pan 1 and lid shell 5 is all coated with food-grade corrosion-resistant coating；For anticorrosion, improve the service life of the present invention；A kind of implantable medical diagnostor described in the present embodiment, described drain pan 1 opening is provided with O-ring seal 4, the opening of described mesochite 3 also is provided with O-ring seal 4.Phase anti-Hemostatic Oral Liquid or tissue fluid enter in body of wall, and device is caused damage.
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.
Claims (6)
1. scribble a miniature implantable medical detection device for corrosion-inhibiting coating, include implanted electron medical treatment unit, it is characterised in that: also include plate-like drain pan (1), in described drain pan (1), be provided with the receiving chamber for accommodating implanted electron medical treatment unit；Also include the separator (2) being covered in drain pan (1) opening；Described separator (2) is provided with the plate-like mesochite (3) for placing antenna；Also include the lid shell (5) for covering mesochite (3) opening；It is provided with in described mesochite (3) for allowing the communication antenna of implanted electron medical treatment unit communication with the outside world；
The outer surface of described drain pan (1) and lid shell (5) is all coated with food-grade corrosion-resistant coating；
Described drain pan (1) opening is provided with O-ring seal (4), and the opening of described mesochite (3) also is provided with O-ring seal (4)；
The top of described lid shell (5) is arc surface；
Described communication antenna includes first PCB substrate (71) of circle, is located at the microstrip antenna of the first PCB substrate (71) end face；Described microstrip antenna includes that size is identical and symmetrical first radiating element and the second radiating element；Each radiating element all includes the first radiation arm (712) in arcuation, described first radiation arm (712) extends second radiation arm (713) of a triangle to center, described first radiation arm (712) also extends the 3rd radiation arm (714) of a triangle to center, and described second radiation arm (713) is located in the region that the 3rd radiation arm (714) and the first radiation arm (712) surround；Also including the 4th trapezoidal radiation arm (715) extended from the first radiation arm (712) to center, described 3rd radiation arm (714) is located in the region that the 4th radiation arm (715) and the first radiation arm (712) surround；The trapezoidal straight flange of described 4th radiation arm (715) is provided with multiple semicircular isolation breach；Described first radiating element includes the first parasitic oscillator arms (716) that hypotenuse extends obliquely from of its 4th radiation arm (715), and the free end of the described first parasitic oscillator arms (716) has also laterally extended the second parasitic oscillator arms (717)；Described second radiating element includes the trixenie oscillator arms (731) that a lower hypotenuse of the 4th radiation arm (715) from it extends obliquely, and the free end of described trixenie oscillator arms (731) has also laterally extended the 4th parasitic oscillator arms (732)；
Being provided with rectangle parasitism oscillator unit (721) between said two radiating element, the limit, two, left and right of described rectangle parasitism oscillator unit (721) is zigzag, and the centre of described rectangle parasitism oscillator unit (721) is provided with multiple rectangular indentation (722) side by side；
Described first PCB substrate (71) back side is provided with two feed coupling apertures (742) corresponding with two the first oscillator arms respectively；
Described separator (2) is the separator (2) of disc shaped, and described separator (2) includes the second PCB substrate (8), and is located at the circular magnetic flow metering-orifice in the second PCB substrate (8)；End face on described second PCB substrate (8) is additionally provided with laterally zygomorphic two isolation strip, each described isolation strip includes lateral isolation bar (81), the two ends of described lateral isolation bar (81) are provided with the first vertical isolation bar (82), extend from lateral isolation bar (81) between two the first vertical isolation bars (82) and have and the first vertical isolation bar (82) the second vertical isolation bar (83) in the same direction, described second vertical isolation bar (83) is shorter than the length of the first vertical isolation bar (82), extend from lateral isolation bar (81) in the middle of said two the second vertical isolation bar (83) and have and the first vertical isolation bar (82) the 3rd spacer bar in the same direction, described 3rd spacer bar is shorter than the length of the second vertical isolation bar (83).
A kind of miniature implantable medical detection device scribbling corrosion-inhibiting coating the most according to claim 1, it is characterized in that: described second radiation arm (713) is identical by the angular dimension at paracentral angle with the 3rd radiation arm (714) by the angle at paracentral angle, and is all higher than 15 ° and less than 60 °.
A kind of miniature implantable medical detection device scribbling corrosion-inhibiting coating the most according to claim 1, it is characterised in that: set distance between rectangular indentation (722) as M；If the quantity of rectangular indentation (722) is N；If the second parasitic oscillator arms (717) is identical with the length of the 4th parasitic oscillator arms (732) and length is all set to K；Described K=M*0.25*N；The unit of described M and K is millimeter.
A kind of miniature implantable medical detection device scribbling corrosion-inhibiting coating the most according to claim 2, it is characterised in that: described second radiation arm (713) by paracentral angle angle for 35 degree.
A kind of miniature implantable medical detection device scribbling corrosion-inhibiting coating the most according to claim 1, it is characterized in that:, the edge of the end face of described first PCB substrate (71) is provided with a circle the first cage ring (711), and the edge of the bottom surface of the first PCB substrate (71) is provided with a circle the second cage ring (741).
A kind of miniature implantable medical detection device scribbling corrosion-inhibiting coating the most according to claim 3, it is characterised in that: concrete described M is 0.8mm；Described N is 48, a length of 9.6mm of described K.
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Effective date of registration: 20161028 Address after: 224000, Yancheng City Century Avenue, Yancheng small and medium enterprises (Entrepreneurship) Park (G), Jiangsu Applicant after: JIANGSU KAIYUAN KANGDA MEDICAL INSTRUMENT Co.,Ltd. Address before: Tianhe District Tong East Road Guangzhou city Guangdong province 510665 B-101 No. 5, room B-118 Applicant before: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Effective date of registration: 20161028 Address after: Tianhe District Tong East Road Guangzhou city Guangdong province 510665 B-101 No. 5, room B-118 Applicant after: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Address before: 523000 Jinsheng international A1918, Nancheng District, Guangdong, Dongguan Applicant before: Jiang Jianliang |
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