Microwave ablation system with user-controlled ablation size and method of use
View Patent ↗Disclosed is a system and method for enabling user preview and control of the size and shape of an electromagnetic energy field used in a surgical procedure. The disclosed system includes a selectively activatable source of microwave surgical energy in the range of about 900 mHz to about 5 gHz in operable communication with a graphical user interface and a database. The database is populated with data corresponding to the various surgical probes, such as microwave ablation antenna probes, that may include a probe identifier, the probe diameter, operational frequency of the probe, ablation length of the probe, ablation diameter of the probe, a temporal coefficient, a shape metric, and the like. The probe data is graphically presented on the graphical user interface where the surgeon may interactively view and select an appropriate surgical probe. Three-dimensional views of the probe(s) may be presented allowing the surgeon to interactively rotate the displayed image.
1. An electromagnetic surgical ablation system, comprising:
a generator module configured to provide radiofrequency surgical energy;
a processor operably coupled to the generator module and programmed to respond to a shape selection user input corresponding to an antenna probe ablation pattern, wherein the processor causes a probe image corresponding to the antenna probe ablation pattern to be transmitted to a user interface operably coupled to the processor, the user interface is configured to:
display a probe image received from the processor;
receive the shape selection user input corresponding to an antenna probe ablation pattern; and
display a rotated view of the antenna probe ablation pattern in response to rotational input;
a database in operable communication with the processor and adapted to store a wireframe model corresponding to at least one antenna probe ablation pattern; and
a temporal user interface element configured to display on the user interface an animated depiction over a time scale of the antenna probe ablation pattern.
2. The electromagnetic surgical ablation system in accordance with claim 1 , wherein the user interface is configured to display an identifier corresponding to one of said at least one antenna probe selected according to the shape selection user input.
3. The electromagnetic surgical ablation system in accordance with claim 1 , wherein the displayed probe image includes a three dimensional rendering of a corresponding probe ablation pattern.
4. The electromagnetic surgical ablation system in accordance with claim 1 , wherein the user interface is configured to receive rotational input.
5. The electromagnetic surgical ablation system in accordance with claim 1 , wherein the user interface is configured to display at least one probe parameter.
6. The electromagnetic surgical ablation system in accordance with claim 5 , wherein said at least one probe parameter is selected from the group consisting of a probe identifier, a probe diameter, a frequency, an ablation length, an ablation diameter, and a shape metric.
7. The electromagnetic surgical ablation system in accordance with claim 1 , wherein the user interface is configured to receive at least one temporal user input.
8. The electromagnetic surgical ablation system in accordance with claim 7 , wherein in response to said at least one temporal user input, the user interface is configured to display a change in an ablation pattern with respect to time.
9. The electromagnetic surgical ablation system in accordance with claim 1 , further comprising:
a data interface operable coupled to the database, wherein the data interface is configured to accept data from at least one external device.
10. The electromagnetic surgical ablation system in accordance with claim 9 , wherein the database is modified in accordance with data in said at least one external device.
11. The electromagnetic surgical ablation system in accordance with claim 1 , wherein the radiofrequency surgical energy has a frequency selected from the group consisting of about 915 megahertz, and about 2,450 megahertz.
12. The electromagnetic surgical ablation system in accordance with claim 1 , wherein the temporal user interface element further includes:
a slider selectively positionable along a time scale to enable viewing of the ablation pattern corresponding to the desired point along the time scale.
13. The electromagnetic surgical ablation system in accordance with claim 1 , wherein the animated depiction of the antenna probe ablation pattern may be displayed in at least one of real-time, slower than real-time, and faster than real-time.
14. A method for computer-assisted surgical instrument selection, comprising the steps of:
providing the electromagnetic surgical ablation system of claim 1 ;
providing the database with at least one instrument parameter and at least one identification parameter associated with a surgical instrument;
rendering a visual representation of the at least one instrument parameter for display on the user interface;
displaying with the user interface the visual representation and at least one identification parameter associated with a surgical instrument;
responding to the visual representation by selecting, with the user interface, a surgical instrument; and
activating the source of electromagnetic surgical energy to supply electromagnetic surgical energy to the selected surgical instrument.
15. A method in accordance with claim 14 , wherein the visual representation is selected from the group consisting of a graphical rendering of an ablation pattern, a graphical rendering of a surgical instrument, a patient image, and an alphanumeric display.
16. A method in accordance with claim 14 , wherein one of the at least one instrument parameter is selected from the group consisting of a probe identifier, a probe diameter, a frequency, an ablation length, an ablation diameter, and a shape metric.
17. A method in accordance with claim 14 , wherein the visual representation includes a view selected from the group consisting of a three-dimensional view of the at least one instrument parameter, and a three-dimensional view of a patient image.
18. A method in accordance with claim 17 , further comprising:
providing a rotational interface on the user interface; and
responding to an actuation of the rotational interface by rotating the three dimensional view.
19. A method in accordance with claim 14 , further comprising:
receiving a first user input indicative of a surgical parameter relating to a surgical procedure; and
identifying at least one surgical instrument in accordance with the surgical parameter.
20. A method in accordance with claim 11 , further comprising:
providing a temporal user interface element on the user interface; and
responding to an actuation of the temporal user interface element by animating a three dimensional view of the at least one surgical parameter in accordance with a temporal parameter.
21. A computer-readable medium storing a set of programmable instructions configured for being executed by at least one processor for performing a method for computer-assisted surgical instrument selection, comprising the steps of:
providing the electromagnetic surgical ablation system of claim 1 ;
providing the database with at least one instrument parameter and at least one identification parameter associated with a surgical instrument;
rendering a visual representation of the at least one instrument parameter for display on the user interface;
displaying with the user interface the visual representation and at least one identification parameter associated with a surgical instrument;
responding to the visual representation by selecting, with the user interface, a surgical instrument; and
activating the source of electromagnetic surgical energy to supply electromagnetic surgical energy to the selected surgical instrument.
22. An electromagnetic surgical ablation system, comprising:
a generator module configured to provide radiofrequency surgical energy;
a processor operably coupled to the generator module;
a database in operable communication with the processor and adapted to store probe parameters corresponding to respective ones of a plurality of antenna probes, wherein the probe parameters include ablation pattern topology including a wireframe model of the antenna probe and an ablation pattern associated therewith; and
a user interface operably coupled to the processor configured to:
display a probe image of an antenna probe including an antenna probe ablation pattern; and
receive a shape selection user input, wherein a user is able to use the user interface to graphically view various ablation pattern topologies stored within the database, and thereby choose an appropriate antenna probe with which to perform a surgical procedure; and
display a rotated view of the antenna probe ablation pattern in response to rotational input;
a temporal user interface element configured to display on the user interface an animated depiction over a time scale of an ablation pattern topologies stored within the database.
23. The electromagnetic surgical ablation system in accordance with claim 22 , wherein the temporal user interface element further includes:
a slider selectively positionable along a time scale to enable viewing of the ablation pattern corresponding to the desired point along the time scale.
24. The electromagnetic surgical ablation system in accordance with claim 22 , wherein the animated depiction of the antenna probe ablation pattern may be displayed in at least one of real-time, slower than real-time, and faster than real-time.