CN204073104U - Bioenergy Ventricular resynchronization cardioverter defibrillators - Google Patents
Bioenergy Ventricular resynchronization cardioverter defibrillators Download PDFInfo
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- CN204073104U CN204073104U CN201320868373.1U CN201320868373U CN204073104U CN 204073104 U CN204073104 U CN 204073104U CN 201320868373 U CN201320868373 U CN 201320868373U CN 204073104 U CN204073104 U CN 204073104U
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- cardioverter defibrillators
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Abstract
A kind of bioenergy Ventricular resynchronization cardioverter defibrillators, has for the portion of monitoring, pulse generator, stimulating electrode and the Power Generation Section that powers for monitoring portion and pulse generator.Wherein, Power Generation Section comprises generating main body, adjustable side, output electrode, energy storage unit and encapsulated layer.Generating main body is used for holding aorta, the mechanical energy produced during to gather aortectasia, and is converted into electric energy.Generating main body is multi-layer film structure, comprises the piezoelectric material layer being positioned at central core, and lays respectively at the first electrode layer and the second electrode lay of piezoelectric material layer both sides.Adjustable side is positioned at the two ends of generating main body, for regulating the length of described generating main body.Output electrode is used for electric energy to flow to energy storage unit.Encapsulated layer is covered in the surface of generating main body, adjustable side, output electrode and energy storage unit.Can to use all the life after bioenergy Ventricular resynchronization cardioverter defibrillators implant into body of the present utility model and without the need to changing battery.
Description
Technical field
This utility model relates to a kind of Ventricular resynchronization cardioverter defibrillators, belongs to medical instruments field.
Background technology
Along with the mankind deepen continuously to the understanding of various disease, increasing disease can adopt implantable electronic device to carry out diagnosing or treating.
For there is the nonsynchronous Serious heart Failure patient of ventricular systole, can treat by implanting Ventricular resynchronization cardioverter defibrillators, to improve the cardiac function of patient, alleviating the symptoms of heart failure of patient.But the existing Ventricular resynchronization cardioverter defibrillators implanted uses battery as power supply, its service life is 3-6.Once the energy content of battery is exhausted, change battery with regard to needing by the mode of operation.This both can cause physiology and psychological misery to patient, also can increase the financial burden of patient and family thereof.
Utility model content
For overcoming the above problems, this utility model provides a kind of bioenergy Ventricular resynchronization cardioverter defibrillators, it is characterized in that: for monitoring monitoring portion, the pulse generator of generation electricity irritation, the stimulating electrode between connection pulse generator and heart of cardiac electrical activity and being the Power Generation Section that monitoring portion and pulse generator are powered.Wherein, Power Generation Section comprises generating main body, adjustable side, output electrode, energy storage unit and encapsulated layer.Generating main body is used for holding aorta, the mechanical energy produced during to gather aortectasia, and is converted into electric energy.Generating main body is multi-layer film structure, comprises the piezoelectric material layer being positioned at central core, and lays respectively at the first electrode layer and the second electrode lay of piezoelectric material layer both sides.Adjustable side is positioned at the two ends of generating main body, for regulating the length of described generating main body.Output electrode is used for electric energy to flow to energy storage unit.Energy storage unit is used for storage of electrical energy and powers for monitoring portion and pulse generator.Encapsulated layer is covered in the surface of generating main body, adjustable side, output electrode and energy storage unit.
In addition, bioenergy Ventricular resynchronization cardioverter defibrillators of the present utility model, can also have such feature: wherein, piezoelectric material layer contains nanoscale piezoelectric, and nanoscale piezoelectric is any one in piezoquartz, piezoelectric ceramics and organic piezopolymer.
In addition, bioenergy Ventricular resynchronization cardioverter defibrillators of the present utility model, can also have such feature: wherein, and piezoquartz, piezoelectric ceramics, organic piezopolymer can be the single or multiple lift structure of nanoscale piezoelectric.
In addition, bioenergy Ventricular resynchronization cardioverter defibrillators of the present utility model can also have such feature: wherein, and power storage portion is miniature rechargeable battery or electric capacity.
In addition, bioenergy Ventricular resynchronization cardioverter defibrillators of the present utility model, can also have such feature: current rectifying and wave filtering circuit, be connected between energy storage unit and output electrode.
In addition, bioenergy Ventricular resynchronization cardioverter defibrillators of the present utility model, can also have such feature: wherein, the fixed form of adjustable side use in sutures, titanium folder and bonding any one.
In addition, bioenergy Ventricular resynchronization cardioverter defibrillators of the present utility model, such feature can also be had: wherein, one end of adjustable side is single latch, the tip of this latch is level and smooth and towards the outside of generating main body, the other end of adjustable side is draw-in groove, and the side, inside of draw-in groove has the teeth groove matched with latch, opposite side is plane, and latch and draw-in groove fasten.
In addition, bioenergy Ventricular resynchronization cardioverter defibrillators of the present utility model can also have such feature: wherein, and encapsulated layer is using the flexible macromolecule insulant of good biocompatibility as encapsulating material.
In addition, bioenergy Ventricular resynchronization cardioverter defibrillators of the present utility model, can also have such feature: Power Generation Section is less than 140mmHg to aortal pressure.
Utility model effect and effect
Bioenergy Ventricular resynchronization cardioverter defibrillators of the present utility model, the energy produced during by implanting nanoscale piezoelectric to gather aortectasia is also converted into electric energy, as its energy source.As long as therefore heartbeat, this utility model can utilize the bioenergy of patient self to provide electric energy, eliminates the necessity using battery as power supply, solves after the energy content of battery is exhausted and needs operation to change the problem of battery.
Because this utility model adopts nanoscale piezoelectric as generating main body, not only effectively the bioenergy in body can be converted into electric energy, and volume is small, is more suitable for et al. Ke.
Aortal outer wall is paperwrapped in because this utility model have employed soft loop configuration, and can fixing quantity native system to aortal pressure, the mechanical energy produced when therefore both can gather aortectasia efficiently, fully, can not produce obviously impact to cardiac function again.
In addition, because this utility model adopts the flexible macromolecule insulant encapsulation of good biocompatibility, therefore generating main body and internal milieu can be isolated, also the pressure that aorta wall deformation produces effectively can be conducted to piezoelectric.
In addition, the adjustable side adjustable generating main body at generating main body two ends is utilized to hold aortal tensity, thus the deformation degree of adjustable piezoelectric material and output electricity.Again owing to not containing piezoelectric and electrode layer in adjustable side, therefore use sutures or the clamping timing of titanium can not damage the structure of generating main body.
Further, because generating main body of the present utility model is positioned at aorta outside, directly do not contact with blood, thus there is not the risk of thrombosis and apoplexy (myocardial infarction or cerebral infarction).
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the bioenergy Ventricular resynchronization cardioverter defibrillators of this utility model embodiment;
Fig. 2 is the schematic diagram of the generating main body of this utility model embodiment;
Fig. 3 is the internal structure profile of the generating main body of this utility model embodiment;
Fig. 4 is the partial enlarged drawing in main body A region of generating electricity in Fig. 3;
Fig. 5 is that the main body that generates electricity in this utility model embodiment is installed on Supraaortic sectional view;
Fig. 6 is that in this utility model embodiment, adjustable side is the schematic diagram of reciprocal latch structure;
Fig. 7 is the circuit diagram of this utility model embodiment one.
Detailed description of the invention
Below detailed description of the invention of the present utility model is described with reference to the accompanying drawings,
Fig. 1 is the structural representation of the generating main body of bioenergy Ventricular resynchronization cardioverter defibrillators of the present utility model, as shown in Figure 1, bioenergy Ventricular resynchronization cardioverter defibrillators 10 comprises for the monitoring portion (not shown) of cardiac electrical activity, pulse generator 15, stimulating electrode 16 and Power Generation Section 200, Power Generation Section 200 comprises generating main body 11, current rectifying and wave filtering circuit 12, output electrode 14 and energy storage unit 13.Generating main body 11 is resilient loop configuration, can be surrounded on aorta 18 around, and generating main body 11 inside is nanoscale piezoelectric, and aortal deformation can be utilized to produce electric energy.Be connected to current rectifying and wave filtering circuit after the output electrode of generating main body and make the main body 11 that generates electricity.After energy storage unit 13 is connected to current rectifying and wave filtering circuit 12, for electrical power storage is got up, for pulse generator 15.Pulse generator 15 is connected to heart 17 by two stimulating electrodes 16.
Fig. 2 is the schematic diagram of the generating main body of this utility model embodiment, as shown in Figure 2, the original state of generating main body 11 is the shape of open loop, respectively having an adjustable side 23, needing two adjustable sides to link together when being arranged on aorta outer wall at the two ends of annular opening.Encapsulated layer 22 is coated with at the outer surface of generating main body 11 and adjustable side 23.Generating main body 11 has two output electrodes 14, exports for the electric energy that generating main body is produced.
Fig. 3 is the internal structure profile of the generating main body of this utility model embodiment, as shown in Figure 3, the inside of generating main body 11 is multi-layer film structure, comprise the nanoscale piezoelectric 111 being positioned at main center's layer, and lay respectively at the first electrode layer 112 and the second electrode lay 113 of piezoelectric both sides.Encapsulated layer 22 adopts the flexible macromolecule insulant with biocompatibility, is covered in the surface of generating main body 11 and output electrode 14, and extends to form each adjustable side 23, both sides to the outside of generating main body 11.
Fig. 4 is the partial enlarged drawing in main body A region of generating electricity in Fig. 3, as shown in Figure 4, is positioned at the nanoscale piezoelectric 111 of generating main body 11 central core.First electrode layer 112 and the second electrode lay 113 adopt the high layer material of the conductivity such as gold or silver to make, and are connected with nanoscale piezoelectric 111.
When implanting in vivo, can generating main body 11 be implanted to around aorta by operating method and hold aorta.By adjustment adjustable side 23, generating main body 11 is fitted tightly, to gather the energy that aorta deformation produces with aortal outer wall again.
The workload of heart 17 may be increased aortal excessive compressing, therefore can to measure the main body 11 that generates electricity to aortal pressure, avoid it to exert an adverse impact to heart by interim placement force sensor between generating main body 11 and aorta wall.
Because the inside of adjustable side 23 is not containing piezoelectric material layer and electrode layer, therefore when using sutures or titanium folder is closed the both sides of adjustable side 23, can not cause damage to generating main body 11.
Fig. 5 is that the main body that generates electricity in this utility model embodiment is installed on Supraaortic sectional view, and the work process of bioenergy Ventricular resynchronization cardioverter defibrillators is described below in conjunction with Fig. 1 and Fig. 5.
As shown in Figure 1 and Figure 5, the main body 11 that generates electricity is surrounded on aorta 18.When heart 17 shrinks, the impact of blood flow makes aorta 18 expand, as shown in Figure 5, aorta wall 45 can produce a pressure F to generating main body 11, make piezoelectric material layer 111 that deformation occur, thus form electric potential difference and generation current at its two ends, electric current conducts to output electrode 14 by the first electrode layer 112 and the second electrode lay 113, again by entering energy storage unit 13 after current rectifying and wave filtering circuit 12, energy storage unit 13 again by supply of electrical energy to pulse generator 15.
Fig. 7 is the circuit diagram of this utility model embodiment.As shown in Figure 7, generating main body 11 is connected with current rectifying and wave filtering circuit 12, the electric energy that generating main body 11 produces charges to energy storage unit 13 after current rectifying and wave filtering circuit 12, and energy storage unit 13 is for powering for the pulse generator 15 in electrical appliance and the present embodiment.
< embodiment 2>
In the present embodiment, arranging of the shape of the generating main body 11 of bioenergy Ventricular resynchronization cardioverter defibrillators and adjustable side 23 is in the same manner as in Example 1, difference part is in the present embodiment, and the piezoelectric material layer of generating main body 11 adopts nanoscale piezoceramic material.
Another one difference part is, in the present embodiment, adjustable side 23 adopts titanium clamping fixed.
< embodiment 3>
In the present embodiment, arranging of the shape of the generating main body of bioenergy Ventricular resynchronization cardioverter defibrillators and adjustable side is in the same manner as in Example 1, difference part is in the present embodiment, the piezoelectric material layer of generating main body adopts piezopolymer, and adjustable side adopts the mode of binding agent bonding to be fixed.
< embodiment 4>
In the present embodiment, arranging of the shape of the generating main body of bioenergy Ventricular resynchronization cardioverter defibrillators and adjustable side is in the same manner as in Example 1, difference part is in the present embodiment, as shown in Figure 6, one end of adjustable side 61 is single latch, and the tip of this latch is level and smooth and towards the outside of generating main body, the other end of adjustable side 61 is draw-in groove, the side, inside of draw-in groove has the teeth groove matched with latch, and opposite side is plane, and latch and draw-in groove fasten.
Certain bioenergy Ventricular resynchronization cardioverter defibrillators of the present utility model is not limited to the design described in above embodiment, and its piezoelectric material layer, electrode layer all can adopt various existing appropriate materials to make with encapsulated layer.
Claims (7)
1. a bioenergy Ventricular resynchronization cardioverter defibrillators, is characterized in that, comprising:
For monitoring the chip monitoring of cardiac electrical activity;
Produce the pulse generator of electricity irritation;
Connect the stimulating electrode between pulse generator and heart; And
For the Power Generation Section that described chip monitoring, pulse generator are powered,
Wherein, described Power Generation Section comprises generating main body, adjustable side, output electrode, energy storage unit and encapsulated layer,
Described generating main body is used for holding aorta, the mechanical energy produced during to gather aortectasia, and is converted into electric energy,
Described generating main body is multi-layer film structure, comprises the piezoelectric material layer being positioned at central core, and lays respectively at the first electrode layer and the second electrode lay of described piezoelectric material layer both sides,
Described adjustable side is positioned at the two ends of described generating main body, for regulating the length of described generating main body,
Described output electrode is used for electric energy to flow to energy storage unit,
Described energy storage unit is used for storage of electrical energy and powers for described chip monitoring, described control part and described pulse generator,
Described encapsulated layer is covered in the surface of described generating main body, described adjustable side, described output electrode and described energy storage unit.
2. bioenergy Ventricular resynchronization cardioverter defibrillators as claimed in claim 1, is characterized in that:
Wherein, described power storage portion is miniature rechargeable battery or electric capacity.
3. bioenergy Ventricular resynchronization cardioverter defibrillators as claimed in claim 1, is characterized in that, also comprise:
Current rectifying and wave filtering circuit, is connected between described energy storage unit and described output electrode.
4. bioenergy Ventricular resynchronization cardioverter defibrillators as claimed in claim 1, is characterized in that:
Wherein, the fixed form of described adjustable side uses any one in surgical thread stitching, titanium clamp pincers folder or binding agent bonding.
5. bioenergy Ventricular resynchronization cardioverter defibrillators as claimed in claim 1, is characterized in that:
Wherein, one end of described adjustable side is single latch, and the tip of this latch is level and smooth and towards the outside of generating main body, the other end of described adjustable side is draw-in groove, the side, inside of draw-in groove has the teeth groove matched with described latch, and opposite side is plane, and described latch and described draw-in groove fasten.
6. bioenergy Ventricular resynchronization cardioverter defibrillators as claimed in claim 1, is characterized in that:
Wherein, described encapsulated layer is using the flexible macromolecule insulant of good biocompatibility as encapsulating material.
7. bioenergy Ventricular resynchronization cardioverter defibrillators as claimed in claim 1, is characterized in that:
Described Power Generation Section is less than 140mmHg to aortal pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320868373.1U CN204073104U (en) | 2013-12-26 | 2013-12-26 | Bioenergy Ventricular resynchronization cardioverter defibrillators |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320868373.1U CN204073104U (en) | 2013-12-26 | 2013-12-26 | Bioenergy Ventricular resynchronization cardioverter defibrillators |
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| Publication Number | Publication Date |
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| CN204073104U true CN204073104U (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320868373.1U Expired - Fee Related CN204073104U (en) | 2013-12-26 | 2013-12-26 | Bioenergy Ventricular resynchronization cardioverter defibrillators |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104740777A (en) * | 2013-12-26 | 2015-07-01 | 中国人民解放军第二军医大学 | Biological energy ventricle resynchronizing cardioverter defibrillator |
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2013
- 2013-12-26 CN CN201320868373.1U patent/CN204073104U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104740777A (en) * | 2013-12-26 | 2015-07-01 | 中国人民解放军第二军医大学 | Biological energy ventricle resynchronizing cardioverter defibrillator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20161226 |