IP Library › Granted Patent US 11,723,709
Granted Patent B2
US 11,723,709 · App. 16/927,261 · Granted Aug 15, 2023

System, method and computer-accessible medium for in-vivo tissue ablation and/or damage

Inventors: Govindarajan Srimathveeravalli (Amherst, MA); Stephen Barnett Solomon (New York, NY)
Assignee: MEMORIAL SLOAN KETTERING CANCER CENTER
A61B18/12A61B6/037A61B18/1206A61B18/1233A61B18/1492A61B18/1815A61B2017/00194A61B2018/00577A61B2018/00613A61B2018/00642A61B2018/00648A61B2018/00666A61B2018/00726A61B2018/00761A61B2018/00767A61B2018/00791A61B2018/00827A61B2018/00839A61B2018/00875A61B2018/143A61B2018/1475A61B2034/2057A61B2090/373A61B2090/374A61B2090/378A61B2090/3762
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Quick Facts
Patent No.
US 11,723,709
App. No.
16/927,261
Filed
Jul 13, 2020
Granted
Aug 15, 2023
Kind
B2
Art Unit
3794
USPC
606/39
Abstract

Systems, methods and computer-accessible mediums can be provided that can establish particular parameters for electric pulses based on a characteristic(s) of the tissue(s), and control an application of the electric pulses to tissue(s) for a plurality of automatically controlled and separated time periods to ablate the tissue(s) through mediation of membrane potential and through inducing the cells through a plurality of charge-discharge cycles such that an electroporation of a majority of the tissue(s) is prevented or reduced.

Claims (63)

1. A non-transitory computer-accessible medium having stored thereon computer-executable instructions for ablating at least one electrically-sensitive tissue, wherein, when a computer hardware arrangement executes the instructions, the computer hardware arrangement is configured to perform procedures comprising:

establishing particular parameters for electric pulses based on at least one characteristic of the at least one electrically-sensitive tissue;

controlling an application of the electric pulses to all of the at least one electrically-sensitive tissue for a plurality of automatically controlled and separated time periods to ablate less than all of the at least one electrically-sensitive tissue such that a substantial electroporation of a majority of the at least one electrically-sensitive tissue is at least one of prevented or reduced; and

controlling an impedance level of the at least one electrically-sensitive tissue while the electric pulses are applied.

2. The computer-accessible medium of claim 1 , wherein the at least one electrically-sensitive tissue is at least one of (i) cardiac tissue or (ii) at least one nerve.

3. The computer-accessible medium of claim 1 , wherein the computer hardware arrangement is further configured to control the application of the electric pulses to at least one of (i) hyperpolarize or (ii) depolarize at least one particular cell of the at least one electrically-sensitive tissue.

4. The computer-accessible medium of claim 1 , wherein the computer hardware arrangement is further configured to:

apply the electric pulses using at least one electrode; and

modify at least one waveform of the electric pulses based on a polarity of the at least one electrode.

5. A method for ablating at least one electrically-sensitive tissue, comprising:

using a computer hardware arrangement, establishing particular parameters for electric pulses based on at least one characteristic of the at least one electrically-sensitive tissue;

controlling an application of the electric pulses to all of the at least one electrically-sensitive tissue for a plurality of automatically controlled and separated time periods to ablate less than all of the at least one electrically-sensitive tissue such that an electroporation of a majority of the at least one electrically-sensitive tissue is at least one of prevented or reduced; and

controlling an impedance level of the at least one electrically-sensitive tissue while the electric pulses are applied.

6. The method of claim 5 , wherein the electric pulses include at least one waveform.

7. The method of claim 6 , wherein the at least one waveform is based on at least one of (i) an applied voltage of the electric pulses, (ii) a sign of the electric pulses, (iii) a length of exposure of the at least one electrically-sensitive tissue to the electric pulses, (iv) a relative field strength of the electric pulses, (v) a current density of the electric pulses, or (vi) a duty cycle of the electric pulses.

8. The method of claim 6 , wherein the at least one waveform has a shape of at least one of (i) a square, (ii) a sawtooth, (iii) a triangle, (iv) a trapezoid, or (v) an exponential sinusoidal pulse.

9. The method of claim 6 , further comprising applying at least one waveform as at least one of (i) monopolar, (ii) bipolar, or (iii) direct current shifted.

10. The method of claim 5 , wherein the at least one electrically-sensitive tissue is at least one of (i) cardiac tissue, or (ii) at least one nerve.

11. The method of claim 5 , further comprising controlling the application of the electric pulses to at least one of (i) hyperpolarize or (ii) depolarize at least one particular cell of the at least one electrically-sensitive tissue.

12. The method of claim 5 , further comprising at least one of (i) injuring at least one cell of the at least one electrically-sensitive tissue, (ii) killing the at least one cell, (iii) increasing a metabolic rate of the at least one cell, (iv) increasing a vulnerability to immune processes of the at least one cell based on exposure to the electric pulses, (v) causing heating or energy transfer through a cell membrane of the at least one cell, (vi) depleting at least one of an energy or at least one ATP reserve of the at least one cell, (vii) causing at least one of an osmotic imbalance or an ionic imbalance of the at least one cell, (viii) disrupting normal cellular processes dependent on a membrane potential of the at least one cell, (ix) deforming and modifying electrically-sensitive proteins and structures on the cell membrane of the at least one cell, (x) repeatedly altering a polarization of the at least one cell, or (xi) interfering with a transmembrane potential of the at least one cell.

13. The method of claim 5 , further comprising disrupting at least one of at least one bioelectric response or at least one cellular process of at least one cell of the at least one electrically-sensitive tissue based on the electric pulses.

14. The method of claim 5 , further comprising:

applying the electric pulses using at least one electrode; and

modifying at least one waveform of the electric pulses based on a polarity of the at least one electrode.

15. The method of claim 14 , further comprising determining a location where to place the at least one electrode using at least one of (i) computed tomography, (ii) magnetic resonance imaging, (iii) ultrasound, (iv) positron emission tomography, (v) fluorescence imaging, or (vi) direct visual imaging using a camera.

16. The method of claim 14 , wherein the at least one electrode includes a plurality of electrodes which are configured to be placed near and away from the at least one electrically-sensitive tissue.

17. The method of claim 5 , wherein the electroporation of the majority of the at least one electrically-sensitive tissue is at least one of prevented or reduced due to an effect of the electric pulses which have the particular parameters on the at least one electrically-sensitive tissue.

18. The method of claim 5 , wherein the particular parameters are based on at least one of a shape, a size, a biology or a morphology of the at least one electrically-sensitive tissue.

19. The method of claim 5 , further comprising ablating the at least one electrically-sensitive tissue through mediation of at least one cell membrane potential of the at least one electrically-sensitive tissue without crossing a threshold that induces electroporation.

20. The method of claim 19 , further comprising inducing the mediation of the at least one cell membrane potential using a plurality of charge discharge cycles.

21. The method of claim 5 , wherein the at least one electrically-sensitive tissue includes at least one particular type of electrically-sensitive tissue.

22. The method of claim 5 , wherein the at least one electrically-sensitive tissue includes at least one particular type of cells.

23. A method for ablating at least one electrically-sensitive tissue, comprising:

using a computer hardware arrangement, establishing particular parameters for electric pulses based on at least one characteristic of the at least one electrically-sensitive tissue;

controlling an application of the electric pulses to all of the at least one electrically-sensitive tissue for a plurality of automatically controlled and separated time periods to ablate less than all of the at least one electrically-sensitive tissue such that an electroporation of a majority of the at least one electrically-sensitive tissue is at least one of prevented or reduced; and

impairing a specific function of at least one cell of the at least one electrically-sensitive tissue based on a sign of at least one of the electric pulses.

24. A method for ablating at least one electrically-sensitive tissue, comprising:

using a computer hardware arrangement, establishing particular parameters for electric pulses based on at least one characteristic of the at least one electrically-sensitive tissue;

controlling an application of the electric pulses to all of the at least one electrically-sensitive tissue for a plurality of automatically controlled and separated time periods to ablate less than all of the at least one electrically-sensitive tissue such that an electroporation of a majority of the at least one electrically-sensitive tissue is at least one of prevented or reduced; and

inducing a creation of reactive oxygen species in at least one of intra-cellular or inter-cellular spaces of at least one cell of the at least one electrically-sensitive tissue to degrade a cellular structure of the at least one cell.

25. A system for ablating at least one electrically-sensitive tissue, comprising:

a computer hardware arrangement configured to:

establish particular parameters for electric pulses based on at least one characteristic of the at least one electrically-sensitive tissue;

control an application of the electric pulses to the at least one electrically-sensitive tissue for a plurality of automatically controlled and separated time periods to ablate the at least one electrically-sensitive tissue such that an electroporation of a majority of the at least one electrically-sensitive tissue is at least one of prevented or reduced; and

control an impedance level of the at least one electrically-sensitive tissue while the electric pulses are applied.

26. The system of claim 25 , wherein the at least one electrically-sensitive tissue is at least one of (i) cardiac tissue or (ii) at least one nerve.

27. The system of claim 25 , wherein the computer hardware arrangement is further configured to control the application of the electric pulses to at least one of (i) hyperpolarize or (ii) depolarize at least one particular cell of the at least one electrically-sensitive tissue.

28. The system of claim 25 , wherein the computer hardware arrangement is further configured to:

apply the electric pulses using at least one electrode; and

modify at least one waveform of the electric pulses based on a polarity of the at least one electrode.

29. A non-transitory computer-accessible medium having stored thereon computer-executable instructions for ablating at least one electrically-sensitive tissue, wherein, when a computer hardware arrangement executes the instructions, the computer hardware arrangement is configured to perform procedures comprising:

establishing particular parameters for electric pulses based on at least one characteristic of the at least one electrically-sensitive tissue;

controlling an application of the electric pulses to all of the at least one electrically-sensitive tissue for a plurality of automatically controlled and separated time periods to ablate less than all of the at least one electrically-sensitive tissue such that a substantial electroporation of a majority of the at least one electrically-sensitive tissue is at least one of prevented or reduced; and

performing at least one of:

impairing a specific function of at least one cell of the at least one electrically-sensitive tissue based on a sign of at least one of the electric pulses, or

inducing a creation of reactive oxygen species in at least one of intra-cellular or inter-cellular spaces of the at least one cell of the at least one electrically-sensitive tissue to degrade a cellular structure of the at least one cell.

30. A system for ablating at least one electrically-sensitive tissue, comprising:

a computer hardware arrangement configured to:

establish particular parameters for electric pulses based on at least one characteristic of the at least one electrically-sensitive tissue;

control an application of the electric pulses to the at least one electrically-sensitive tissue for a plurality of automatically controlled and separated time periods to ablate the at least one electrically-sensitive tissue such that an electroporation of a majority of the at least one electrically-sensitive tissue is at least one of prevented or reduced; and

perform at least one of:

impair a specific function of at least one cell of the at least one electrically-sensitive tissue based on a sign of at least one of the electric pulses, or

induce a creation of reactive oxygen species in at least one of intra-cellular or inter-cellular spaces of the at least one cell of the at least one electrically-sensitive tissue to degrade a cellular structure of the at least one cell.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 13, 2020
From: SRIMATHVEERAVALLI, GOVINDARAJAN; SOLOMON, STEPHEN BARNETT
To: MEMORIAL SLOAN-KETTERING CANCER CENTER
Reel/Frame 053191/0709 →
Continuity (3)
Continuation 14910600
Provisional Application 61862580 · Aug 6, 2013
Related Publication 20210000527A1 · Jan 7, 2021