CN108379740A - A kind of self energizing device and its installation method - Google Patents
A kind of self energizing device and its installation method Download PDFInfo
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- CN108379740A CN108379740A CN201810051413.0A CN201810051413A CN108379740A CN 108379740 A CN108379740 A CN 108379740A CN 201810051413 A CN201810051413 A CN 201810051413A CN 108379740 A CN108379740 A CN 108379740A
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- Prior art keywords
- self energizing
- outer foil
- energizing device
- flexible connector
- inner vanes
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- 238000009434 installation Methods 0.000 title claims abstract description 9
- 238000000034 method Methods 0.000 title claims abstract description 9
- 239000011888 foil Substances 0.000 claims abstract description 90
- 239000000463 material Substances 0.000 claims abstract description 22
- 239000004020 conductor Substances 0.000 claims abstract description 8
- 238000009413 insulation Methods 0.000 claims abstract description 8
- 238000002955 isolation Methods 0.000 claims description 26
- 239000000853 adhesive Substances 0.000 claims description 25
- 230000001070 adhesive effect Effects 0.000 claims description 25
- 230000000747 cardiac effect Effects 0.000 claims description 13
- 239000013013 elastic material Substances 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 2
- 230000008602 contraction Effects 0.000 abstract description 12
- 239000007943 implant Substances 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 9
- 238000002513 implantation Methods 0.000 description 8
- 210000004027 cell Anatomy 0.000 description 6
- 230000002861 ventricular Effects 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 230000001194 anti-hemostatic effect Effects 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
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- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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- 229910001000 nickel titanium Inorganic materials 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
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- 108010073385 Fibrin Proteins 0.000 description 1
- BWGVNKXGVNDBDI-UHFFFAOYSA-N Fibrin monomer Chemical compound CNC(=O)CNC(=O)CN BWGVNKXGVNDBDI-UHFFFAOYSA-N 0.000 description 1
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- 150000001450 anions Chemical class 0.000 description 1
- 230000002924 anti-infective effect Effects 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 210000000601 blood cell Anatomy 0.000 description 1
- 210000005242 cardiac chamber Anatomy 0.000 description 1
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- 239000012530 fluid Substances 0.000 description 1
- 208000019622 heart disease Diseases 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
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- HLXZNVUGXRDIFK-UHFFFAOYSA-N nickel titanium Chemical compound [Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni] HLXZNVUGXRDIFK-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/372—Arrangements in connection with the implantation of stimulators
- A61N1/378—Electrical supply
- A61N1/3785—Electrical supply generated by biological activity or substance, e.g. body movement
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
Abstract
The invention discloses a kind of self energizing device and its installation methods, it includes sequentially connected end cap, first flexible connector, outer foil, second flexible connector, inner vanes, third flexible connector, current collector, outer foil, inner vanes all have piezoelectric material, the two quantity is identical and is greater than or equal to 2, elastic component is connected between current collector and end cap, self energizing device is in nature, outer foil is distributed around end cap in umbrella, inner vanes are located at the inside of outer foil, second, third flexible connector is the conductor of exterior insulation, the electric energy generated in outer foil and inner vanes can be transmitted.The self energizing device of the present invention follows the contraction of heart to discharge to produce electricl energy by the blade with piezoelectric material, can provide endlessly electric energy for the device to implant, reduce the battery replacement cycle or maintenance period of implanted device.
Description
Technical field
The present invention relates to energy acquisition technical fields, and in particular to a kind of self energizing device and its installation method.
Background technology
With the development of medical technology, the mode that cardiac chambers are implanted into device treatment heart disease increases year by year.Implantation dress
The volume size set is by stringent control, therefore the battery capacity of implanted device is often limited, when the energy expenditure in battery
After complete, it is necessary to perform the operation again, carry out replacing battery or replace implantation equipment, this not only increases economy to patient
Burden, and perform the operation again and great challenge is all brought to the psychology and body of patient.Therefore, how extension body interplantation
The electric energy for entering device is held time, and is reduced the battery replacement cycle of implanted device, is become problem in urgent need to solve.
Invention content
The present invention is to solve problems of the prior art, provides a kind of self energizing device, specific technical solution is as follows.
A kind of self energizing device comprising have end cap, outer foil, inner vanes, the first flexible connector, the second elasticity
Connector, third flexible connector, elastic component and current collector, the outer foil, inner vanes all have piezoelectric material, described
Outer foil is identical with the quantity of the inner vanes and more than or equal to 2, and one end of the outer foil passes through described first
Flexible connector is connect with the end cap, and the other end of the outer foil passes through second flexible connector and the inside
One end of blade connects, and the other end of the inner vanes is connect by the third elastic component with the current collector, it is described by
The elastic component is connected between electric appliance and the end cap, in nature, the outer foil encloses the self energizing device
It is distributed in umbrella around the end cap and elastic component, the inner vanes are located at the inside of the outer foil, the current collector position
In the inside of the inner vanes, the other ends of the inner vanes than the inner vanes described one end closer to institute
End cap is stated, second flexible connector, third flexible connector are the conductor of exterior insulation.
The present invention passes through multiple elastomeric elements（First flexible connector, the second flexible connector, third flexible connector,
Elastic component）End cap, outer foil, inner vanes and current collector are linked together, in its natural state（Not by outer masterpiece
With）, by the collective effect of the first flexible connector, the second flexible connector, third flexible connector and elastic component so that described
Inner vanes are located at the inside of the outer foil, and current collector is located at the inside of the inner vanes, current collector is made to obtain preferably
Protection, avoid current collector and cardiac lumen from carrying out excessive contact；Outer foil and wall of the heart with piezoelectric material
Contact area is big, can accurately synchronize the contraction and release of heart, and when the heart contracts, outer foil is squeezed, external
Blade squeezes the inner vanes positioned inside again simultaneously, and the outer foil and inner vanes being squeezed produce electric energy, electric energy
Current collector is passed to by the second flexible connector and third flexible connector, with the contraction and release of heart, self energizing dress
It sets and constantly converts mechanical energy to electric energy for current collector use and/or store.
Further, the outer foil and inner vanes include the piezoelectric material layer and elastic skeleton being staggered
Layer, wherein outermost layer are elastic skeleton layer.The mechanical energy that piezoelectric material layer is used to generate when discharging ventricular contraction is converted into electricity
Can, and elastic skeleton layer provides necessary flexible structure support for piezoelectric material layer.
Further, medical adhesive is additionally provided on the outer surface of the outer foil, the outside of the medical adhesive is covered with
One layer of isolation film.Isolation film is anti-Hemostatic Oral Liquid etc. when self energizing device implants in order to protect the adhesion strength of medical adhesive
Medical adhesive is touched, need to tear isolation film off when present apparatus blade is bonded cardiac lumen makes medical adhesive dressing be affixed on cardiac lumen.
Simultaneously because the extension medical adhesive of Implantation Time can be slowly by cell disintegration, what medical adhesive was in contact after decomposing with cardiac lumen is
Elastic skeleton layer, since there is super-elasticity skeleton very strong biocompatibility, the endothelial cell of cardiac lumen can grow covering and surpass
Elastic skeleton is to achieve the effect that be permanently fixed.
Further, the isolation film is provided with the traction for removing the isolation film close to one end of the end cap
Line.When self energizing device is in position to be installed, can in vitro the drawing draught line by the isolation film from blade surface
Upper stripping, it is easy to operate, additional tool or surgical procedure are not needed to remove isolation film.
Further, it is preferable to ground, the current collector is pacemaker and/or accumulator.As ventricular contraction discharges, outside
Portion's blade and inner vanes are constantly be generated electric energy and are transmitted to pacemaker, and the electric energy for greatly extending pacemaker maintains
Time reduces replacement and the maintenance period of pacemaker.Preferably, the current collector can also be that the medical treatment of other implantation is set
It is standby, such as：Defibrillator.Preferably, the current collector is accumulator, which can provide electricity for the Medical Devices of other implantation
Energy.
Further, the elastic component is the conductor of exterior insulation, and electrode tip, the pace-making are additionally provided on the end cap
The pulse current generated in device is transmitted to the electrode tip by the elastic component.Then pulse current is transmitted to by the electrode tip
The cell for the treatment of region achievees the purpose that stimulate cell.
Further, first flexible connector, the second flexible connector, third flexible connector, elastic component wrap
Contain elastic material.Elastic material can be superelastic alloy, have extremely wide elastic range, even if with being become
Shape can also revert to the property of original form.Super-elasticity：Refer to that sample generates answered much larger than its elastic limit under external force
The phenomenon that strain of variable, strain can restore automatically in unloading.Super-elasticity component can be by Nitinol or any other conjunction
Suitable elastic material manufactures.In such as nickel titanium alloy, it is the crystal structure by alloy in austenite phase and geneva
Phase transformation between body phase and cause, the deformation strain until about 13% (but being not limited to) can be born, and material can
The original-shape for restoring it after the stress is removed, without being heated or cooled.
Further, there is the outer foil arc, the inner vanes to have matched with the outer foil
Arc, when outer foil is under pressure, outer foil and inner vanes can be bonded to each other.Outer foil energy with arc
The contact area for enough increasing outer foil and wall of the heart, on the one hand improves fixed effect, is on the other hand convenient for external leaf
The inner wall of piece and heart moves synchronously.
The installation method of the self energizing device of the present invention mainly includes the following steps that：
1）It is tensional state by the pose adjustment of self energizing device, when the self energizing device is in tensional state, the elasticity
Part is stretched, and the end cap and the current collector are located at two ends of the self energizing device, when tensional state described in
The maximum that the maximum gauge of the outer profile of outer foil composition is less than the outer profile of outer foil composition when nature is straight
Diameter；
2）Self energizing device under tensional state is put into conduit, is discharged the self energizing device by the conduit
To cardiac lumen；
3）The self energizing device is total in elastic component, the first flexible connector, the second flexible connector, third flexible connector
Under same-action, the length of elastic component constantly becomes smaller, and outer foil is in gradually that umbrella is opened, and inner vanes are gradually to outer foil
Folded inside, until self energizing device is returned to nature；
4）Self energizing device, is fixed in heart by the position for adjusting self energizing device using the medical adhesive on the outer foil
The designated position of chamber.
Further, the elastic component is the conductor of exterior insulation, and electrode tip is additionally provided on the end cap, described by electricity
Device is pacemaker, and the pulse current generated in the pacemaker is transmitted to the electrode tip by the elastic component；The outside
Medical adhesive is additionally provided on the outer surface of blade, the outside of the medical adhesive is covered with one layer of isolation film, and the isolation film is close
One end of the end cap is provided with the draught line for removing the isolation film, the step 4）In also have steps of：
Draught line described in the outer end drawing of conduit, draught line exit the sur-face peeling from outer foil by the isolation film from conduit,
Expose medical adhesive.
As a result of above technical scheme, self energizing device of the invention is by the blade with piezoelectric material with following one's inclinations
Dirty contraction discharges to produce electricl energy, and can provide endlessly electric energy for the device to implant, reduce implanted device
Battery replacement cycle or maintenance period；The advantage of chip type piezoelectric material is, big with the contact area of wall of the heart, can be accurately
The contraction of synchronous heart, is efficiently converted to electric energy by the mechanical energy of heart；The self energizing plant bulk of the present invention can be adjusted, outside
The size of profile can be adjusted, and the power supply device for the present invention that is highly advantageous to implants, can be in the case where outer profile is smaller
Power supply device is placed in the smaller conduit of size, functional device can be implanted using Minimally Invasive Surgery, functional device
It is discharged automatically in physical efficiency, the blade with piezoelectric material is unfolded, to reach best energy conversion effect.
Description of the drawings
Fig. 1 be self energizing device of the present invention in the raw under stereogram；
Fig. 2 is the schematic diagram for the blade that the present invention has piezoelectric material；
Fig. 3 is that self energizing device of the present invention is in the stereogram under tensional state；
Fig. 4 is that self energizing device of the present invention under tensional state is located at the schematic diagram in conduit；
Fig. 5 is the stereogram at a certain moment of the self energizing device of the present invention from tensional state to nature transition process.
In figure：End cap 1, outer foil 2, inner vanes 3, the first flexible connector 4, the second flexible connector 5, third bullet
Property connector 6, elastic component 7, current collector 8, piezoelectric material layer 9, elastic skeleton layer 10, conduit 11, isolation film 12, draught line 13,
Electrode tip 14.
Specific implementation mode
Present invention is further described in detail below in conjunction with the accompanying drawings.
Referring to Fig. 1-5, a kind of self energizing device comprising have end cap 1, outer foil 2, the 3, first elasticity of inner vanes even
Fitting 4, the second flexible connector 5, third flexible connector 6, elastic component 7 and current collector 8, the outer foil 2, inner vanes
3 all have piezoelectric material, and the outer foil 2 is identical with the quantity of the inner vanes 3 and is greater than or equal to 2, although in figure
The case where showing 3 outer foils, as long as but outer foil quantity be greater than or equal to 2, the one of the outer foil 2
End is connect by first flexible connector 4 with the end cap 1, and the other end of the outer foil 2 passes through second bullet
Property connector 5 is connect with one end of the inner vanes 3, and the other end of the inner vanes 3 passes through the third elastic connection
Part 6 is connect with the current collector 8, and the elastic component 7, the self energizing dress are connected between the current collector 8 and the end cap 1
It sets in nature, the outer foil 2 is distributed around the end cap 1 and elastic component 7 in umbrella, the inner vanes 3
In the inside of the outer foil 2, the current collector 8 is located at the inside of the inner vanes 3, the inner vanes 3 it is described
The other end than the inner vanes 3 described one end closer to the end cap 1, second flexible connector 5, third elasticity connect
Fitting 6 is the conductor of exterior insulation, can transmit the electric energy generated in the outer foil and inner vanes.
The present invention passes through multiple elastomeric elements（First flexible connector, the second flexible connector, third flexible connector,
Elastic component）End cap, outer foil, inner vanes and current collector are linked together, in its natural state（Not by outer masterpiece
With）, by the collective effect of the first flexible connector, the second flexible connector, third flexible connector and elastic component so that described
Inner vanes are located at the inside of the outer foil, and current collector is located at the inside of the inner vanes, current collector is made to obtain preferably
Protection, avoid current collector and cardiac lumen from carrying out excessive contact；Outer foil and wall of the heart with piezoelectric material
Contact area is big, can accurately synchronize the contraction and release of heart, and when the heart contracts, outer foil is squeezed, external
Blade squeezes the inner vanes positioned inside again simultaneously, and the outer foil and inner vanes being squeezed produce electric energy, electric energy
Current collector is passed to by the second flexible connector and third flexible connector, with the contraction and release of heart, self energizing dress
It sets and constantly converts mechanical energy to electric energy for current collector use and/or store.Wherein elastic component 7 is preferably coil type spring.
In addition, Fig. 1 shows self energizing device under natural conditions, wherein 3 part weight of a part and inner vanes of outer foil 2
It stacks, can be also transmitted in inner vanes 3 by small crimp in outer foil 2 in this way so that self energizing fills
The contraction release set to heart is more sensitive, is conducive to the generating efficiency for improving blade；It can certainly be by outer foil 2 and interior
Portion's blade 3 is set as not contacting with each other in its natural state, between the two have certain gap, only when outer foil by
When larger extruding, outer foil 2 and inner vanes 3 just contact with each other, and both produce electricl energy, in outer foil by smaller
Extruding when, only outer foil 2 produces electricl energy.
Further, as shown in Fig. 2, the outer foil 2 and inner vanes 3 include the piezoelectric material layer being staggered
9 and elastic skeleton layer 10, wherein outermost layer is elastic skeleton layer 10.Piezoelectric material layer 9 when discharging ventricular contraction for generating
Mechanical energy be converted into electric energy, and elastic skeleton layer provides necessary flexible structure support for piezoelectric material layer.Preferably, described
Elastic skeleton layer is made of elastic material.Wherein Fig. 2（a）In show two layers of elastic skeleton layer 10 and a layer of piezo-electric material
The case where layer 9, Fig. 2（b）In the case where showing two layers of elastic skeleton layer 10 and two layers of piezoelectric material 9, but elastic skeleton
The quantity of layer 10 and piezoelectric material layer 9 can be increased or be reduced as needed.
Further, as shown in figure 3, being additionally provided with medical adhesive on the outer surface of the outer foil 2, the medical adhesive
Outside is covered with one layer of isolation film 12.Isolation film 12 is in order to protect the adhesion strength of medical adhesive, by self energizing device implant
Anti- Hemostatic Oral Liquid etc. touches medical adhesive when interior, and need to tear isolation film off when present apparatus outer foil 2 is bonded cardiac lumen to cure
It sticks with glue in cardiac lumen.Simultaneously because the extension medical adhesive of Implantation Time can be slowly by cell disintegration, after medical adhesive decomposes
What is be in contact with cardiac lumen is elastic skeleton layer, due to elastic skeleton have very strong biocompatibility, cardiac lumen it is interior
Chrotoplast can grow covering elastic skeleton to achieve the effect that be permanently fixed.The main component of medical adhesive is a- alpha-cyanoacrylates
Ester, fast in the polymerization speed of bio-tissue, medical adhesive is in surface of a wound blood and tissue fluid under the action of anion, and energy is quickly
Polymerizing curable forms a film and is inlayed closely with the surface of a wound, can firmly hold the apposition of wound, and glued membrane can prevent blood cell, blood small
Plate passes through, and under the collective effect of fibrin ferment and fibrinogen, the thin vessels of wound closure fracture can effectively stop blooding, simultaneously
Glued membrane is isolated by tissue and bacterium, also has the function of that the anti-infective and protection surface of a wound, the ether chain in polymer also there is analgesic to make
With it also has the characteristics that decompose in vivo, drain
Further, as shown in figure 3, the isolation film 12 is provided with close to one end of the end cap 1 for removing the isolation
The draught line 13 of film 12.When self energizing device is in position to be installed, can in vitro the drawing draught line 13 will it is described every
It is easy to operate from film 12 from the sur-face peeling of outer foil, additional tool or surgical procedure are not needed to remove isolation film.
Further, it is preferable to ground, the current collector 8 is pacemaker and/or accumulator.As ventricular contraction discharges,
Outer foil and inner vanes are constantly be generated electric energy and are transmitted to pacemaker, greatly extend the electric energy dimension of pacemaker
The time is held, replacement and the maintenance period of pacemaker are reduced.Preferably, the current collector can also be that the medical treatment of other implantation is set
It is standby, such as：Defibrillator.Preferably, the current collector is accumulator, which can provide electricity for the Medical Devices of other implantation
Energy.
Further, the elastic component 7 is the conductor of exterior insulation, and electrode tip 14 is additionally provided on the end cap 1, described
The pulse current generated in pacemaker is transmitted to the electrode tip 14 by the elastic component 7.Then the electrode tip 14 is by pulse
Electric current is transmitted to the cell for the treatment of region, achievees the purpose that stimulate cell.
Further, first flexible connector 4, the second flexible connector 5, third flexible connector 6, elastic component 7
It include elastic material.Elastic material can be superelastic alloy, have extremely wide elastic range, even if with by
The property of original form can be also reverted to deformation.
Further, the outer foil 2 has arc, and the inner vanes 3 have to be matched with the outer foil 2
Arc, when outer foil 2 is under pressure, outer foil 2 and inner vanes 3 can be bonded to each other.Outside with arc
Blade can increase the contact area of outer foil and wall of the heart, on the one hand improve fixed effect, be on the other hand convenient for
The inner wall of outer foil and heart moves synchronously.
The installation method of the self energizing device of the present invention mainly includes the following steps that：
1）It is tensional state by the pose adjustment of self energizing device, as shown in figure 3, the self energizing device is in tensional state
When, the elastic component 7 is stretched, and the electrode tip 14 and the current collector 8 are located at two ends of the self energizing device
Portion, when tensional state the maximum gauge of outer profile that forms of the outer foil 2 be less than 2 groups of outer foil when nature
At outer profile diameter；
2）Self energizing device under tensional state is put into conduit 11（As shown in Figure 4）, by the conduit 11 by institute
State the designated position that self energizing device is discharged into cardiac lumen；
3）The self energizing device is in elastic component 7, the first flexible connector 4, the second flexible connector 5, third flexible connector 6
Collective effect under, as shown in figure 5, the length of elastic component 7 constantly becomes smaller, outer foil 2 is gradually opened in umbrella, inner vanes
3 gradually to the folded inside of outer foil 2, until self energizing device is returned to nature（The state of Fig. 1）；
4）The position of adjustment self energizing device makes electrode tip 14 be fixed on cardiac muscle, the draught line described in the outer end drawing of conduit 11
13, it is attached that draught line 13 exits the sur-face peeling from outer foil 2,2 surface of outer foil by the isolation film 12 from conduit 11
The concentric chamber internal surface contact of medical adhesive and adhesion therewith.The installation for realizing self energizing device is fixed.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features；
And these modifications or replacements, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of self energizing device, which is characterized in that include end cap, outer foil, inner vanes, the first flexible connector,
Second flexible connector, third flexible connector, elastic component and current collector, the outer foil, inner vanes all have piezoelectricity
Material, the outer foil is identical with the quantity of the inner vanes and more than or equal to 2, and one end of the outer foil passes through
First flexible connector is connect with the end cap, the other end of the outer foil by second flexible connector with
One end of the inner vanes connects, and the other end of the inner vanes is connected by the third elastic component and the current collector
It connects, the elastic component is connected between the current collector and the end cap, the self energizing device is described outer in nature
Portion's blade is distributed around the end cap and elastic component in umbrella, and the inner vanes are located at the inside of the outer foil, described
Current collector is located at the inside of the inner vanes, the described one end of the other ends of the inner vanes than the inner vanes
Closer to the end cap, second flexible connector, third flexible connector are the conductor of exterior insulation.
2. a kind of self energizing device according to claim 1, which is characterized in that the outer foil and inner vanes are wrapped
The piezoelectric material layer being staggered and elastic skeleton layer are included, wherein outermost layer is elastic skeleton layer.
3. a kind of self energizing device according to claim 1, which is characterized in that also set on the outer surface of the outer foil
It is equipped with medical adhesive, the outside of the medical adhesive is covered with one layer of isolation film.
4. a kind of self energizing device according to claim 3, which is characterized in that the isolation film close to the end cap one
End is provided with the draught line for removing the isolation film.
5. a kind of self energizing device according to claim 1, which is characterized in that the current collector be pacemaker and/
Or accumulator；Or the current collector is defibrillator.
6. a kind of self energizing device according to claim 5, which is characterized in that the elastic component is leading for exterior insulation
Body is additionally provided with electrode tip on the end cap, and the pulse current generated in the pacemaker is transmitted to institute by the elastic component
State electrode tip.
7. a kind of self energizing device according to claim 1, which is characterized in that first flexible connector, the second bullet
Property connector, third flexible connector, elastic component include elastic material.
8. a kind of self energizing device according to claim 1, which is characterized in that the outer foil has arc, described
Inner vanes have and the matched arc of the outer foil, when outer foil is under pressure, outer foil and internal leaf
Piece can be bonded to each other.
9. a kind of installation method of self energizing device according to claim 1, which is characterized in that include mainly following step
Suddenly：
1）It is tensional state by the pose adjustment of self energizing device, when the self energizing device is in tensional state, the elasticity
Part is stretched, and the end cap and the current collector are located at two ends of the self energizing device, when tensional state described in
The maximum that the maximum gauge of the outer profile of outer foil composition is less than the outer profile of outer foil composition when nature is straight
Diameter；
2）Self energizing device under tensional state is put into conduit, is discharged the self energizing device by the conduit
To cardiac lumen；
3）The self energizing device is total in elastic component, the first flexible connector, the second flexible connector, third flexible connector
Under same-action, the length of elastic component constantly becomes smaller, and outer foil is in gradually that umbrella is opened, and inner vanes are gradually to outer foil
Folded inside, until self energizing device is returned to nature；
4）Self energizing device, is fixed in heart by the position for adjusting self energizing device using the medical adhesive on the outer foil
The designated position of chamber.
10. the installation method of self energizing device according to claim 9, which is characterized in that the elastic component is external exhausted
The conductor of edge is additionally provided with electrode tip on the end cap, and the current collector is pacemaker, the pulse electricity generated in the pacemaker
Stream is transmitted to the electrode tip by the elastic component；Medical adhesive, the doctor are additionally provided on the outer surface of the outer foil
It is covered with one layer of isolation film with the outside of glue, the isolation film is provided with close to one end of the end cap for removing the isolation
The draught line of film, the step 4）In also have steps of：The draught line described in the outer end drawing of conduit, draught line is from conduit
In exit the sur-face peeling by the isolation film from outer foil, expose medical adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810051413.0A CN108379740A (en) | 2018-01-19 | 2018-01-19 | A kind of self energizing device and its installation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109568793A (en) * | 2018-12-25 | 2019-04-05 | 创领心律管理医疗器械（上海）有限公司 | Without conducting wire pacemaker and without conducting wire pacing system |
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| CN109568793A (en) * | 2018-12-25 | 2019-04-05 | 创领心律管理医疗器械（上海）有限公司 | Without conducting wire pacemaker and without conducting wire pacing system |
| CN109568793B (en) * | 2018-12-25 | 2023-08-04 | 创领心律管理医疗器械（上海）有限公司 | Leadless pacemaker and leadless pacing system |
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Inventor after: Yin Kai Inventor before: Yi Kai |