Defibrillator with an insulating-material-filled module
A defibrillator with an insulating-material-filled module is provided. The defibrillator includes a module comprising a pulse generation circuit configured to generate therapeutic defibrillation waveforms, wherein the module is potted with an insulating material.
1. A defibrillator with an insulating-material-filled module, comprising:
a housing;
a pulse capacitor within the housing;
a self-contained module within the housing and comprising a solid-state defibrillation waveform therapy generator configured to generate therapeutic defibrillation, waveforms using power provided by the pulse capacitor, wherein the module is potted with an insulating material, the pulse capacitor is outside of the self-contained module, and the self-contained module comprises a connection to the pulse capacitor.
2. A defibrillator according to claim 1 , wherein the potting material comprises one or more, or a combination of epoxy, acrylic, cured silicone, and silicone coating.
3. A defibrillator according to claim 1 , wherein the pulse generation circuit is additionally coated with an insulative coating before potting.
4. A defibrillator according to claim 3 , wherein the additional insulative coating material comprises one of epoxy, parylene, acrylic, and silicone.
5. A defibrillator according to claim 1 , further comprising:
a battery that provides power to the circuit;
a microcontroller in control of the circuit; and
a plurality of electrodes through which the therapeutic defibrillation waveforms are delivered to the patient,
wherein the module further comprises connections to electrodes, the battery, and the microcontroller.
6. A defibrillator according to claim 5 , wherein the microcontroller is configured to control the solid-state defibrillation waveform therapy generator in a reverse configuration resulting in an inverted polarity waveform dependent on findings of a detection algorithm performed by the microcontroller regarding success or failure of one or more preceding defibrillation shocks.
7. A defibrillator according to claim 1 , wherein the module comprises a multi-level structure, the circuit further comprising:
the solid-state defibrillation waveform therapy generator positioned on one level of the module; and
one or more additional components positioned on another one of the levels.
8. A defibrillator according to claim 7 , wherein the additional components comprise bias generating components configured to provide bias driving the switching components of the solid-state defibrillation waveform therapy generator.
9. A defibrillator according to claim 7 , wherein the additional components comprise drivers of the solid-state defibrillation waveform therapy generator.
10. A defibrillator according to claim 7 , wherein the additional components comprise one or more of an analog-to-digital converter and an electrocardiography frontend.
11. A defibrillator according to claim 7 , wherein the additional components comprise at least one of an actigraphy sensor, an impedance sensor, one or more environmental sensors, a vital sign sensor, and one or more motion sensors.
12. A defibrillator according to claim 7 , further comprising a control interface positioned at the another one of the levels of the module.
13. A defibrillator with multi-level vertical component spacing, comprising:
a self-contained module potted with an insulating material and comprising a multi-level configuration, further comprising:
a solid-state defibrillation waveform therapy generator positioned on one of the levels of the module and configured to generate therapeutic defibrillation waveforms, the solid-state defibrillation waveform therapy generator comprising a plurality of solid-state switching elements whose opening and closing determines polarity of the therapeutic defibrillation waveforms; and
bias generating components positioned on another of the levels of the module, each of the bias generating components configured to generate bias voltages used for controlling the opening and the closing of at least one of the switching elements during the generation of the therapeutic defibrillation waveforms by the solid-state defibrillation waveform therapy generator, wherein the solid-state defibrillation waveform therapy generator and the bias voltage generating components utilized in the controlling of at least one of the switching elements are covered with the insulating material.
14. A defibrillator according to claim 13 , wherein the insulating material comprises one of epoxy, acrylic, cured silicone, silicone coating, and parylene.
15. A defibrillator according to claim 13 , wherein the solid-state defibrillation waveform therapy generator and the bias generating components coated with a dielectric material underneath the insulating material.
16. A defibrillator according to claim 15 , wherein the dielectric material comprises one of parylene, acrylic, and silicone.
17. A defibrillator according to claim 13 , further comprising:
a battery that provides power to the module;
a microcontroller in control of the module; and
a plurality of electrodes through which the therapeutic defibrillation waveforms are delivered to the patient,
wherein the module further comprises connections to electrodes, the battery, and the microcontroller.
18. A defibrillator according to claim 17 , the module further comprising an analog-to-digital converter and an electrocardiography frontend positioned at the another one of the levels.
19. A defibrillator according to claim 17 , wherein further comprising one or more additional components positioned at the another one of the levels, the additional components comprising at least one of an actigraphy sensor, a thoracic impedance sensor, one or more environmental sensors, a vital sign sensor, and one or more motion sensors.
20. A defibrillator according to claim 17 , further comprising a control interface positioned at the another one of the levels of the module.