CN108109822A - Antenna assembly and the system for wireless charging/power supply - Google Patents
Antenna assembly and the system for wireless charging/power supply Download PDFInfo
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- CN108109822A CN108109822A CN201710196988.7A CN201710196988A CN108109822A CN 108109822 A CN108109822 A CN 108109822A CN 201710196988 A CN201710196988 A CN 201710196988A CN 108109822 A CN108109822 A CN 108109822A
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- sheet component
- antenna assembly
- air core
- core coil
- power supply
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- 238000007600 charging Methods 0.000 title claims abstract description 21
- 238000002513 implantation Methods 0.000 claims abstract description 41
- 239000000696 magnetic material Substances 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 5
- 239000002178 crystalline material Substances 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 13
- 238000010586 diagram Methods 0.000 description 10
- 230000035699 permeability Effects 0.000 description 10
- 229910000859 α-Fe Inorganic materials 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000005611 electricity Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000011218 segmentation Effects 0.000 description 3
- 229910000808 amorphous metal alloy Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 210000004556 brain Anatomy 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000002707 nanocrystalline material Substances 0.000 description 2
- 210000005036 nerve Anatomy 0.000 description 2
- 210000001186 vagus nerve Anatomy 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 239000005300 metallic glass Substances 0.000 description 1
- 239000002159 nanocrystal Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/14—Inductive couplings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
-
- H02J5/005—
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Treatment Devices (AREA)
Abstract
The present invention relates to a kind of antenna assembly and the system for wireless charging/power supply, which includes：Air core coil may be connected to power supply or capacitance；And the sheet component made of soft magnetic materials, it is located on one of end face of the air core coil, wherein, the sheet component has from the internal stretch of the sheet component to the edge of the sheet component and cuts through the grooving of the sheet component.Utilize the antenna assembly and system, can not only increase fill/supply current to improve/the power supply efficiency that fills of implantation medical equipment, and be also possible that implantation medical equipment and corresponding power charge/supply system fill/power supply process in caloric value within zone of reasonableness.
Description
Technical field
The present invention relates to medical instrument field more particularly to antenna assembly, the system for wireless charging/power supply, medical departments
System and the method for manufacturing antenna assembly.
Background technology
Implantation medical equipment is located in the equipment that patient's body provides disease treatment to patient.In order to enable implanted
Medical Instruments can continuous firing, generally use wireless charging/power supply plan provides it electric energy.
According to current wireless charging/power supply plan, implantation medical equipment YL includes rechargeable type power supply/capacitance DY and work
For the coil SX of secondary coil, while set to supply to implantation medical equipment YL wireless chargings/filling for power supply/in vitro in patient
Electric system CD, including the coil FX as primary coil, wherein, FERRITE CORE is inserted into coil FX as permeability magnetic material
To increase inductance value.When the coil FX of power charge/supply system CD, which is connected to power supply, is provided alternating current, coil FX will generate electromagnetism
Signal, the coil SX of implantation medical equipment YL generate electric current by electromagnetic signal caused by induction coil FX, then coil
The electric current that SX is generated, which is provided to the rechargeable type power supply of implantation medical equipment YL ,/capacitance DY to charge to it/powers.This
In, it provides electric energy to rechargeable type power supply and is referred to as charging, and provide electric energy to capacitance and be referred to as power supply.
When implantation medical equipment YL is rechargeable brain pacemaker, vagus nerve stimulator and sacral nerve stimulator etc.
/ supply current to fill implantation medical equipment YL/during the small equipment of such power consumption, is filled even with smaller to power,
Implantation medical equipment YL also can be filled/be supplied full electricity quickly.Therefore, generally produce at present it is smaller fill/supply current come to plant
Enter formula Medical Instruments YL fill/power, in this case, implantation medical equipment YL and charging system CD are being filled/powered
Within the scope of caloric value in the process can be in reasonably.
With the extensive use of the big implantation medical equipment YL of power consumption as spinal stimulator etc., generation is more
It is big fill/supply current becomes urgent demand to improve the filling of implantation medical equipment YL/power supply efficiency.However, increase fill/
Supply current can cause implantation medical equipment YL and charging system CD fill/power supply process in caloric value increase, so as to be in
Outside zone of reasonableness.
The content of the invention
The solution of the present invention provides antenna assembly, the system for wireless charging/power supply, medical system and for manufacturing antenna
Effect of powering that the method for device, can not only reduce volume, and increase is filled/supply current to improve filling for implantation medical equipment/
Rate, and be also possible that implantation medical equipment and corresponding power charge/supply system fill/power supply process in caloric value at
Within zone of reasonableness.
A kind of antenna assembly of embodiment according to the invention, including：Air core coil may be connected to power supply or capacitance；
And the sheet component made of soft magnetic materials, it is located on one of end face of the air core coil, wherein, it is described
Sheet component, which has from the internal stretch of the sheet component, to the edge of the sheet component and cuts through the sheet component
Grooving.
A kind of system for wireless charging/power supply of embodiment according to the invention, including：Aforementioned antenna device；And
Controller, for controlling providing alternating current to the antenna assembly.
A kind of medical system of embodiment according to the invention, including：Implantation medical equipment, including charged electric
Source/capacitance and antenna equipment, wherein, the antenna equipment generates electric current when sensing electromagnetic signal with to the rechargeable type
Power supply/capacitance fills/is powered；Aforementioned antenna device out of the human body is placed, wherein, the air core coil in the antenna assembly
The electromagnetic signal is generated when being provided alternating current；And controller, for to the tubular wire of the antenna assembly
Circle provides the alternating current and is controlled.
A kind of method for manufacturing antenna assembly of embodiment according to the invention, including：It obtains by soft magnetic materials system
Into sheet component, wherein, the sheet component have from the internal stretch of the sheet component to the side of the sheet component
Edge and cut through the grooving of the sheet component；And the sheet component is arranged on the air core coil one of them
On end face, to obtain antenna assembly.
View of the above, it will be seen that the scheme of the embodiment of the present invention using soft magnetic materials as permeability magnetic material to increase
Sensibility reciprocal is powered up, due to compared with ferrite core, the soft magnetic materials of smaller volume and weight can just increase identical quantity or bigger
Inductance value, thus, the scheme of the embodiment of the present invention can use the soft magnetic materials of smaller volume as permeability magnetic material, greatly
Reduce the weight of Medical Instruments, volume and structure design flexibility increase.So as to, implantation medical equipment and fill accordingly/
Electric power system fill/power supply process in since soft magnetic materials assembles the strength of the magnetic line of force, improve the energy of wireless charging/power supply
Efficiency of transmission, and the segmentation of nanocrystalline magnetic sheet can reduce the loss of vortex on it, further improve energy transmission efficiency.
Thus, ensure implantation medical equipment and corresponding power charge/supply system fill/power supply process in caloric value in reasonable model
In the case of within enclosing, filling for bigger/supply current to implantation medical equipment fill/can be generated and powered.Therefore, with showing
There is technology to compare, the scheme of the embodiment of the present invention can not only increase fill/supply current to be to improve implantation medical equipment
Fill/power supply efficiency and its weight and volume is reduced, and be also possible that implantation medical equipment and fill/power accordingly and be
Unite fill/power supply process in caloric value within zone of reasonableness.
Description of the drawings
Other purposes, feature and the benefit of the present invention will become more to show and easy by following detailed description of the accompanying drawings
See.
Fig. 1 shows the schematic diagram of the medical system of one embodiment according to the invention.
Fig. 2A -2C show the schematic diagram of the antenna assembly of one embodiment according to the invention.
Fig. 3 shows the schematic diagram of the antenna assembly of one embodiment according to the invention.
Fig. 4 shows the schematic diagram of the system for wireless charging/power supply of one embodiment according to the invention.
Fig. 5 shows the schematic diagram of the medical system of one embodiment according to the invention.
Fig. 6 shows the flow chart for being used to manufacture the method for antenna assembly of one embodiment according to the invention.
Specific embodiment
Traditional Ferrite Material is laminated, and difficulty of processing is big, and material is brittle, it is difficult to for industrialization.Novel magnetic conduction
Material such as nanocrystalline material, can industry application due to the maturation of preparation method.Nano crystal soft magnetic material is non-crystaline amorphous metal warp
Crossing the one kind obtained after appropriate subsequent annealing has the soft magnetic materials of ultra-fine crystal sizes (about 10nm), has the prominent advantages that
The high saturated magnetic induction of Fe-based amorphous alloy and the high magnetic permeability of cobalt base amorphous alloy are had both, close to zero saturation magnetic
Coefficient of dilatation is caused, there is certain electrical conductance, can be made into flexible ultra-thin band.This kind of new material to further reduce eddy-current loss,
Increase implanted device charge power, reduce device volume and bring opportunity.
Meanwhile nanocrystalline material assembles the strength of the magnetic line of force, can further improve energy transmission efficiency.And nanocrystalline magnetic
The segmentation of piece can reduce the eddy-current loss of vortex on it, further improve energy transmission efficiency.
In the following, it will be described in detail with reference to accompanying drawings each embodiment of the present invention.
Fig. 1 shows the schematic diagram of the medical system of one embodiment according to the invention.As shown in Figure 1, medical system
100 can include implantation medical equipment 110 and the power charge/supply system 150 for wireless charging/power supply.
Implantation medical equipment 110 can be placed in the body of patient, can be, but not limited to, rechargeable brain and be risen
It fights device, vagus nerve stimulator, sacral nerve stimulator or spinal stimulator etc..Implantation medical equipment 110 can include antenna
Equipment 114 and the rechargeable type power supply/capacitance 118 for being connected to antenna equipment 114.Antenna equipment 114 can be a tubular wire
Circle is used to generate electric current when sensing electromagnetic signal so that rechargeable type power supply/capacitance 118 is charged or be powered.It is chargeable
Formula power supply/capacitance 118 is used to provide work energy to implantation medical equipment 110.In one aspect, implantation medical equipment is worked as
110 can be encapsulated in when being placed in the body of patient in titanium shell.
Charging system 150 can be placed on outside the body of patient, implantation medical equipment 110 is filled/powered for working as
When generate electromagnetic signal, the antenna equipment 114 of implantation medical equipment 110 will sense electromagnetic signal generation electric current pair can fill
Electric-type power supply/capacitance 118 charges or powers.Power charge/supply system 150 can include antenna assembly 154 and controller 158.Antenna
Device 154 is used to generate electromagnetic signal when being connected to power supply and be provided alternating current.Controller 158 is used for to antenna assembly
154 offer alternating currents are controlled, and such as, but not limited to, are allowed to provide alternating current to antenna assembly 154, be stopped traditional thread binding to day
154 offer alternating currents are put, alternatively, adjusting the size of provided alternating current when permission provides alternating current to antenna assembly 154
Deng.
Fig. 2A -2C show the schematic diagram of the antenna assembly of one embodiment according to the invention.As seen in figs. 2a-2c,
Antenna assembly 154 can include air core coil 162 and sheet component 164 made of nanocrystalline.
Air core coil 162 may be coupled to power supply to be provided alternating current, wherein, which provides to air core coil 162
Alternating current is controlled by controller 158.
Air core coil 162 is the coil of hollow cylindrical.In each of two end faces D1 and D2 of air core coil 162
On, air core coil 162 has circular entity part S1 and circular hollow parts S2.
Sheet component 164 is located on the end face D1 of air core coil 162, and electricity is provided to air core coil 162 as permeability magnetic material
Sensibility reciprocal.Wherein, compared with the end face D2 of air core coil 162, the end face D1 of air core coil 162 is further from implantation medical equipment
110 antenna equipment 114.
Sheet component 164 includes first portion F1 and second portion F2.The first portion F1 of sheet component 164 is located at hollow
On the entity part S1 of the end face D1 of coil 162.The first portion F1 of sheet component 164 has the end face with air core coil 162
Shape identical the entity part S1 of D1, but the entity part S1 in radial directions than the end face D1 of air core coil 162 is small, example
It is such as 1-5 millimeters small.The second portion F2 of sheet component 164 is located on the hollow parts S2 of the end face D1 of air core coil 162.
Sheet component 164 has from the internal stretch of the second portion F2 of sheet component 164 to the edge of first portion F1
Grooving QC, cut through sheet component 164.Grooving QC is (that is, positioned at sheet possessed by the first portion F1 of sheet component 164
Grooving QC on the first portion F1 of component 164) width for 0.5-10 millimeters and, the second portion F2 of sheet component 164
The surface area of possessed grooving QC (that is, the grooving QC on the second portion F2 of sheet component 164) and second portion F2
Total surface area ratio be more than 50%.
In the second portion F2 of sheet component 164, the entity part stayed after being cut away by grooving QC is spiral form knot
Structure LX, the width of the helical of spiral form structure LX is 0.5-5 millimeters.
Antenna assembly 154 can manufacture in accordance with the following methods：First, sheet component 164 is made using nanocrystalline；So
Afterwards, in a manner of cutting through sheet component 164, cutting is obtained from the internal stretch of the first portion F1 of sheet component 164 to sheet
The grooving QC at the edge of the second portion F2 of component 164；Finally, sheet component 164 is arranged on wherein the one of air core coil 162
On a end face D1, to obtain antenna assembly 154.
It can be seen from the above that in an embodiment of the present invention, the use of power charge/supply system 150 is nanocrystalline, without
It is ferrite core, increases inductance value as permeability magnetic material.Due under equal area, it is nanocrystalline can compared with ferrite core
The inductance value of bigger is provided (for example, for same air core coil, the annular of about 20 μm of thickness, outer diameter 60mm and internal diameter 45mm
Nanocrystalline thin slice increased inductance value with regard to the increased electricity of FERRITE CORE institute of diameter 45mm, thickness 7mm and weight 50g can be reached
Sensibility reciprocal), therefore, compared with ferrite core, power charge/supply system 150 needs the nanocrystalline of more small area to provide for identical electricity
Sensibility reciprocal.Because the nanocrystalline strength to the magnetic line of force as soft magnetic materials is assembled, the energy transmission effect of wireless confession/charging is improved
Rate, thus, compared with by the use of ferrite core as permeability magnetic material, power charge/supply system 150 uses nanocrystalline conduct permeability magnetic material to exist
In the case of ensuring that the caloric value of implantation medical equipment 110 and power charge/supply system 150 is in zone of reasonableness, it can increase
What is generated in implantation medical equipment 110, which fills ,/supply current to be filled to implantation medical equipment 110/powers, improves implantation
Formula Medical Instruments 110 fills/power supply efficiency.Moreover, by the use of smaller volume and weight it is nanocrystalline as permeability magnetic material be easy to by
Implantation medical equipment 110 and power charge/supply system 150 are made to smaller and lighter, consequently facilitating patient's wearing and using.
In addition, exist in the sheet component 164 made of nanocrystalline from the internal stretch of sheet component 164 to tabs
The grooving QC that is edge and cutting through sheet component 164 of part 164 can further subtract in the case where increasing enough inductance values
The caloric value of few formula Medical Instruments 110 and power charge/supply system 150.Moreover, the sheet component 164 made of nanocrystalline magnetic sheet
Segmentation can reduce loss of the vortex on sheet component 164 in wireless charging/power supply process, further improve energy transmission effect
Rate.Moreover, experiments have shown that, when the width of the grooving QC on the first portion F1 positioned at sheet component 164 is 0.5-10 millimeter, position
It is more than in the surface area of the grooving QC on the second portion F2 of sheet component 164 and the ratio of the total surface area of second portion F2
50% and, the entity part of the second portion F2 of sheet component 164 is that the width of spiral form structure and its helical is 0.5-5
During millimeter, Medical Instruments 110 and power charge/supply system 150 fill/power supply process in caloric value be relatively small.
In addition, the first portion F1 of sheet component 164 in radial directions than air core coil 162 end face D1 entity portion
Divide S1 1 millimeter small, the reality of the end face D1 of air core coil 162 is equal to or more than with the size of the first portion F1 of sheet component 164
The size of body portion S1 is compared, and can be further reduced formula Medical Instruments in the case where the increased inductance value of institute reduces very little
110 and power charge/supply system 150 fill/power supply process in caloric value.
Other modifications
Although it will be appreciated by those skilled in the art that in the above embodiments, on the first portion F1 of sheet component 164
Grooving QC width for 0.5-10 millimeters, the surface area of the grooving QC on the second portion F2 of sheet component 164 and the
The ratio of the total surface area of two part F2 be more than 50% and, the entity part of the second portion F2 of sheet component 164 is spiral form
The width of structure and its helical is 0.5-5 millimeters, so that Medical Instruments 110 and power charge/supply system 150 are filling/power supply process
In caloric value be relatively small, however, the present invention is not limited thereto.In some other embodiment of the present invention,
Ensure Medical Instruments 110 and power charge/supply system 150 fill/power supply process in caloric value be in zone of reasonableness in the case of,
The width of grooving QC on the first portion F1 of sheet component 164 can not be 0.5-10 millimeters, positioned at the of sheet component 164
The ratio of the surface area of grooving QC on two part F2 and the total surface area of second portion F2 can be less than or equal to 50% and/or,
The width of the helical of the entity part of the second portion F2 of sheet component 164 is not 0.5-5 millimeters.
Although it will be appreciated by those skilled in the art that in the above embodiments, the second portion F2's of sheet component 164
Entity part is spiral form structure, however, the present invention is not limited thereto.In some other embodiment of the present invention, sheet
The entity part of the second portion F2 of component 164 can also be the structure of other suitable shapes in addition to spiral form structure.
It will be appreciated by those skilled in the art that although in the above embodiments, the first portion F1 of sheet component 164 exists
Entity part S1 in the radial direction than the end face D1 of air core coil 162 is small, however, the present invention is not limited thereto.In this hair
In some other bright embodiment, ensure Medical Instruments 110 and power charge/supply system 150 fill/power supply process in caloric value
In the case of in zone of reasonableness, the size of the first portion F1 of sheet component 164 can also be equal to or more than air core coil
The size of the entity part S1 of 162 end face D1.
It will be appreciated by those skilled in the art that although in the above embodiments, sheet component 164 is located at air core coil
On the 162 end face D1 further from implantation medical equipment 110, however, the present invention is not limited thereto.In the other of the present invention
In some embodiments, sheet component 164 can also be located at the end face of the closer implantation medical equipment 110 of air core coil 162
On.
Although it will be appreciated by those skilled in the art that in the above embodiments, magnetic conduction material used in antenna assembly 154
Material is nanocrystalline, however, the present invention is not limited thereto.In some other embodiment of the present invention, antenna assembly 154 is made
Permeability magnetic material can also be the soft magnetic materials in addition to nanocrystalline, such as non-crystalline material.
Although it will be appreciated by those skilled in the art that in the above embodiments, the first portion F1 of sheet component 164 and
Second portion F2 is made of identical soft magnetic materials (such as nanocrystalline or non-crystalline material etc.), however, not office of the invention
It is limited to this.In some other embodiment of the present invention, the first portion F1 and second portion F2 of sheet component 164 can also divide
It is not made of different soft magnetic materials.
Although it will be appreciated by those skilled in the art that in the above embodiments, included by implantation medical equipment 110
Antenna equipment 114 is an air core coil, however, the present invention is not limited thereto.In some other embodiment of the present invention,
Antenna equipment 114 included by implantation medical equipment 110 can also be antenna assembly 154.
It will be appreciated by those skilled in the art that although in the above embodiments, air core coil 162 is hollow cylindrical
Coil, however, the present invention is not limited thereto.In some other embodiment of the present invention, air core coil 162 can be intermediate
The coil of hollow any shape.
Fig. 3 shows the schematic diagram of the antenna assembly of one embodiment according to the invention.As shown in figure 3, antenna assembly
300 can include may be connected to the air core coil 310 of power supply or capacitance and made of soft magnetic materials positioned at air core coil 310
Sheet component 320 on one of end face, wherein, sheet component 320 has from the internal stretch of sheet component 320 to sheet
The grooving that is edge and cutting through sheet component 320 of component 320.
In a first aspect, sheet component 320 can include first portion and second portion, wherein, first portion tool
There is shape substantially identical with the entity part of one of end face of air core coil 310 and positioned at the entity portion
And, the second portion is located on the hollow parts of one of end face of air core coil 310 on point, and wherein,
The width for the grooving that the first portion has for 0.5-10 millimeters and/or, the grooving that the second portion has
The ratio of total surface area of surface area and the second portion be more than 50%.
In second aspect, the entity part of the second portion can be spiral form structure.
In the third aspect, the width of the helical of the spiral form structure can be 0.5-5 millimeters.
In fourth aspect, the first portion can be than the entity of one of end face of the air core coil
Part is small.
At the 5th aspect, the first portion and the second portion can be made of different soft magnetic materials.
At the 6th aspect, the first portion and the second portion can all by non-crystalline material or nanocrystalline be made
's.
Fig. 4 shows the schematic diagram of the system for wireless charging/power supply of one embodiment according to the invention.Such as Fig. 4
It is shown, it can include antenna assembly 300 shown in Fig. 3 and for the system 400 of wireless charging/power supply for to antenna assembly
The controller 410 that 300 offer alternating currents are controlled.
Fig. 5 shows the schematic diagram of the medical system of one embodiment according to the invention.As shown in figure 5, medical system
500 can include implantation medical equipment 510, including rechargeable type power supply/capacitance and antenna equipment, wherein, the antenna
Equipment generates electric current when sensing electromagnetic signal to charge to the rechargeable type power supply/capacitance or power supply.
Medical system 500 can also include placing antenna assembly shown in Fig. 3 300 out of the human body, wherein, antenna assembly
Air core coil 310 in 300 generates the electromagnetic signal when being provided alternating current.
Medical system 500 can also include controller, for described to being provided to the air core coil 310 of antenna assembly 300
Alternating current is controlled.
In a first aspect, air core coil 310 one of end face compared with air core coil 310 another end face
Away from the antenna equipment.
In second aspect, the antenna equipment can be coil or antenna assembly shown in Fig. 3 300.
Fig. 6 shows the flow chart for being used to manufacture the method for antenna assembly of one embodiment according to the invention.
As shown in fig. 6, method 600 can include, in box 610, the sheet component made of soft magnetic materials is obtained,
In, the sheet component has from the internal stretch of the sheet component to the edge of the sheet component and cuts through described
The grooving of shape component.
Method 600 can also include, and in box 620, the sheet component is arranged on wherein the one of the air core coil
On a end face, to obtain antenna assembly.
In a first aspect, box 610 can include：The sheet component is made using soft magnetic materials；And to cut through
The mode of sheet component is stated, is cut from the internal stretch of the sheet component to the grooving at the edge of the sheet component.
In second aspect, the sheet component includes first portion and second portion, wherein, the first portion has base
The shape identical with the entity part of one of end face of the air core coil and positioned at the entity part in sheet
On and, the second portion is located on the hollow parts of one of end face of the air core coil, and wherein,
The width for the grooving that the first portion has for 0.5-10 millimeters and/or, the grooving that the second portion has
The ratio of total surface area of surface area and the second portion be more than 50%.
In the third aspect, the entity part of the second portion is spiral form structure.
In fourth aspect, the width of the helical of the spiral form structure is 0.5-5 millimeters.
At the 5th aspect, the first portion is than the entity part of one of end face of the air core coil
It is small.
It will be appreciated by those skilled in the art that each embodiment disclosed above can be in the situation of no invention essence
Various modifications and variations are made, these modifications and variations should all be fallen under the scope of the present invention, therefore, guarantor of the invention
Shield scope will be defined by appended claims.
Claims (13)
1. a kind of antenna assembly, including：
Air core coil may be connected to power supply/capacitance；And
The sheet component made of soft magnetic materials is located on one of end face of the air core coil,
Wherein, the sheet component has from the internal stretch of the sheet component and to the edge of the sheet component and cuts through
The grooving of the sheet component.
2. antenna assembly as described in claim 1, wherein
The sheet component includes first portion and second portion, wherein
The first portion has shape substantially identical with the entity part of one of end face of the air core coil
Shape and in the entity part and
The second portion is located on the hollow parts of one of end face of the air core coil,
Wherein, the width for the grooving that the first portion has for 0.5-10 millimeters and/or, the second portion has
The ratio of total surface area of surface area and the second portion of the grooving be more than 50%.
3. antenna assembly as claimed in claim 2, wherein
The entity part of the second portion is spiral form structure.
4. antenna assembly as claimed in claim 3, wherein
The width of the helical of the spiral form structure is 0.5-5 millimeters.
5. antenna assembly as claimed in claim 2, wherein
The first portion is smaller than the entity part of one of end face of the air core coil.
6. antenna assembly as claimed in claim 2, wherein
The first portion and the second portion are made of different soft magnetic materials.
7. antenna assembly as claimed in claim 2, wherein
The first portion and the second portion be all by non-crystalline material or it is nanocrystalline made of.
8. a kind of system for wireless charging/power supply, including：
Any one of antenna assembly in claim 1-7；And
Controller, for controlling providing alternating current to the antenna assembly.
9. a kind of medical system, including：
Implantation medical equipment, including rechargeable type power supply/capacitance and antenna equipment, wherein, the antenna equipment is when sensing
To electric current is generated during electromagnetic signal the rechargeable type power supply/capacitance to be given to charge or power supply；
Any one of antenna assembly in claim 1-7 out of the human body is placed, wherein, in the antenna assembly
The air core coil generates the electromagnetic signal when being provided alternating current；And
Controller, for controlling providing the alternating current to the air core coil of the antenna assembly.
10. medical system as claimed in claim 9, wherein
One of end face of the air core coil is compared with another end face of the air core coil away from the antenna
Equipment.
11. medical system as claimed in claim 9, wherein
The antenna equipment is any one of antenna assembly in coil or claim 1-7.
12. a kind of method of any one of antenna assembly in manufacturing claims 1-7, including：
The sheet component made of soft magnetic materials is obtained, wherein, the sheet component has to be prolonged from the inside of the sheet component
It reaches the edge of the sheet component and cuts through the grooving of the sheet component；And
The sheet component is arranged on one of end face of air core coil, to obtain antenna assembly.
13. method as claimed in claim 12, wherein, obtaining the sheet component made of soft magnetic materials includes：
The sheet component is made using soft magnetic materials；
In a manner of cutting through the sheet component, cut from the internal stretch of the sheet component to the edge of the sheet component
The grooving.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710196988.7A CN108109822A (en) | 2017-03-29 | 2017-03-29 | Antenna assembly and the system for wireless charging/power supply |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710196988.7A CN108109822A (en) | 2017-03-29 | 2017-03-29 | Antenna assembly and the system for wireless charging/power supply |
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| CN108109822A true CN108109822A (en) | 2018-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710196988.7A Pending CN108109822A (en) | 2017-03-29 | 2017-03-29 | Antenna assembly and the system for wireless charging/power supply |
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|---|---|---|---|---|
| CN101917070A (en) * | 2010-07-02 | 2010-12-15 | 罗倩倩 | Embedded medical power supply circuit |
| CN203366973U (en) * | 2011-01-26 | 2013-12-25 | 松下电器产业株式会社 | Contactless charging module and receiving-side and transmission-side contactless charger using same |
| CN204332659U (en) * | 2014-09-25 | 2015-05-13 | 麦格磁电科技（珠海）有限公司 | The laminar coupling magnet of a kind of wireless charger |
| JP5964155B2 (en) * | 2012-06-28 | 2016-08-03 | Ｎｅｃトーキン株式会社 | Antenna device |
| CN106451808A (en) * | 2016-11-17 | 2017-02-22 | 苏州景昱医疗器械有限公司 | Chargeable implantable medical device |
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|---|---|---|---|---|
| CN101917070A (en) * | 2010-07-02 | 2010-12-15 | 罗倩倩 | Embedded medical power supply circuit |
| CN203366973U (en) * | 2011-01-26 | 2013-12-25 | 松下电器产业株式会社 | Contactless charging module and receiving-side and transmission-side contactless charger using same |
| JP5964155B2 (en) * | 2012-06-28 | 2016-08-03 | Ｎｅｃトーキン株式会社 | Antenna device |
| CN204332659U (en) * | 2014-09-25 | 2015-05-13 | 麦格磁电科技（珠海）有限公司 | The laminar coupling magnet of a kind of wireless charger |
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Application publication date: 20180601 |