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A dynamically adjustable multiphasic pulse system and method are provided. The dynamically adjustable multiphasic pulse system may be used as pulse system for a defibrillator or cardioverter. The dynamically adjustable multiphasic pulse system may generate a positive phase and a negative phase of a

A dynamically adjustable multiphasic pulse system and method are provided. The dynamically adjustable multiphasic pulse system may be used as pulse system for a defibrillator or cardioverter. The dynamically adjustable multiphasic pulse system may generate a positive phase and a negative phase of a pulse to generate a therapeutic pulse.

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1. A multiphasic pulse generator, comprising: at least a first subsystem that generates a first phase of a pulse, the first subsystem having a power source and an energy reservoir, wherein the first phase is one of a positive phase of the pulse and a negative phase of the pulse;at least a second sub

1. A multiphasic pulse generator, comprising: at least a first subsystem that generates a first phase of a pulse, the first subsystem having a power source and an energy reservoir, wherein the first phase is one of a positive phase of the pulse and a negative phase of the pulse;at least a second subsystem that generates a second phase of the pulse, the second subsystem having a second power source and a second energy reservoir, wherein the second phase is an opposite polarity phase to the first phase; anda switching component that switches between the first and second subsystems to generate a therapeutic pulse having at least one positive phase and at least one negative phase. 2. The generator of claim 1 further comprising a first circuit that adjusts a shape of the first phase of the pulse. 3. The generator of claim 2 further comprising a second circuit that adjusts a shape of the second phase of the pulse. 4. The generator of claim 2, wherein the first circuit includes an array of selectable resistors. 5. The generator of claim 3, wherein the second circuit includes an array of selectable resistors. 6. The generator of claim 1, wherein the therapeutic pulse is one out of a plurality of different possible power and energy levels suitable for use in one of cardiac pacing, cardioversion, defibrillation, neurological therapies, nerve therapies and musculoskeletal therapies. 7. The generator of claim 1 further comprising a circuit to individually select an amplitude of one or more of the first phase of the pulse and second phase of the pulse. 8. The generator of claim 1, wherein the at least first subsystem has a control circuit and the at least second subsystem has a control circuit. 9. A multiphasic pulse generator, comprising: at least a first subsystem that generates a first phase of a pulse, the first subsystem having a power source, an energy reservoir and a portion of an H-bridge circuit, wherein the first phase is one of a positive phase of the pulse and a negative phase of the pulse;at least a second subsystem that generates a second phase of the pulse, the second subsystem having a second power source, a second energy reservoir and a second portion of the H-bridge circuit so that a complete H-bridge circuit is formed between the at least first and second subsystems, wherein the second phase is an opposite polarity phase to the first phase; anda switching component that switches between the first and second subsystems to generate a therapeutic pulse having at least one positive phase and at least one negative phase. 10. The generator of claim 9 further comprising a first circuit that adjusts a shape of the first phase of the pulse. 11. The generator of claim 10 further comprising a second circuit that adjusts a shape of the second phase of the pulse. 12. The generator of claim 10, wherein the first circuit includes an array of selectable resistors. 13. The generator of claim 11, wherein the second circuit includes an array of selectable resistors. 14. The generator of claim 9, wherein the therapeutic pulse is one out of a plurality of different possible power and energy levels suitable for use in one of cardiac pacing, cardioversion, defibrillation, neurological therapies, nerve therapies and musculoskeletal therapies. 15. The generator of claim 9 further comprising a circuit to individually select an amplitude of one or more of the first phase of the pulse and second phase of the pulse. 16. The generator of claim 9, wherein the at least first subsystem has a control circuit and the at least second subsystem has a control circuit. 17. A method for generating a therapeutic pulse, comprising: generating one or more positive phases for a pulse using a power source and an energy reservoir;generating one or more negative phases for a pulse using a second power source and a second energy reservoir; andswitching between the one or more positive phases and the one or more negative phases to generate a therapeutic pulse having at least one positive phase and at least one negative phase;wherein the power source, the energy reservoir, the second power source, and the second energy reservoir are housed in a multiphasic pulse generator. 18. The method of claim 17 further comprising adjusting a shape of each of the one or more positive phases. 19. The method of claim 18 further comprising adjusting a shape of each of the one or more negative phases. 20. The method of claim 17, wherein generating the therapeutic pulse further comprises generating a therapeutic pulse having a plurality of different possible power and energy levels suitable for use in one of cardiac pacing, cardioversion, defibrillation, neurological therapies, nerve therapies and musculoskeletal therapies. 21. The method of claim 17 further comprising individually selecting an amplitude of one or more of the one or more positive phases and one or more negative phases of the pulse.