Abstract: The present disclosure provides a system for planning electric field cancer treatment based on absorbed energy including: an image classification unit to classify a patient's medical image into an organ and a tumor; a property information setting unit to set property information for each region classified by the image classification unit; a prescription information determination unit to set a prescription method; a dose calculation unit to initially set the number and location of electrodes used for electric field cancer treatment and the electric field intensity for each electrode; and a dose optimization unit to optimize the dose by changing at least one electrode.
Type:
Grant
Filed:
July 20, 2020
Date of Patent:
June 18, 2024
Assignees:
FIELDCURE CO., LTD., KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
Inventors:
Myong Geun Yoon, Geon Oh, Jong Hyun Kim
Abstract: An electric field cancer treatment apparatus using a rotating alternating current (AC) electric field according to an embodiment of the present disclosure includes a plurality of electrode pairs configured to transmit AC electric fields to a target area in a body, a plurality of AC electric field generators respectively connected to the plurality of electrode pairs and configured to generate AC electric fields to be applied to the plurality of electrode pairs, and a controller configured to control generation of AC electric fields by the plurality of AC electric field generators.
Type:
Grant
Filed:
January 5, 2021
Date of Patent:
May 7, 2024
Assignees:
FIELDCURE CO., LTD., KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
Inventors:
Jong Hyun Kim, Geon Oh, Hee Hun Sung, Myong Geun Yoon
Abstract: A system for determining a tumor treatment plan using dose based on impulse is provided. The system comprises an information receiving unit classifying organs and a tumor of a medical image, and receiving three-dimensional image information including the organs and the tumor, and to receive physical property information including electrical conductivity and permittivity of the medical image; a dose receiving unit receiving a prescription dose information based on the impulse to the tumor; a candidate treatment plan establishing unit making at least one candidate treatment plan including number of treatment electrodes, position of the treatment electrode, treatment frequency, treatment voltage or current density and treatment time using the information received from the information receiving unit and the dose receiving unit; and a treatment plan determining unit determining a candidate treatment plan as a selected treatment plan from at least one candidate treatment plans.
Abstract: The present disclosure describes an apparatus and method for alternating electric fields therapy using an optimization algorithm, and an apparatus for alternating electric fields therapy for treating tumors in a patient by applying electric fields to the tumors and normal tissues using one or more pairs of electrode pads containing most of the electrodes and including an image classifier to classify at least one organ in the patient's image for each organ, and an electric field optimizer to set the number and position of the applied electrodes based on the classified tumors and normal tissues, arrange the electrodes on electrode pads of preset size, and determine different magnitudes of voltage for the set of electrodes.
Type:
Grant
Filed:
February 20, 2019
Date of Patent:
December 5, 2023
Assignee:
FIELDCURE CO., LTD.
Inventors:
Myong Geun Yoon, Ji Won Sung, Jae Hyeon Seo
Abstract: Provided is a system for planning tumor-treating electric fields based on temperature control and absorbed energy in body, comprising a setting unit initially setting the number of electrodes, an electrode location, a duration and strength of voltage for each; a calculating unit calculating absorbed dose and temperature distribution in the body based on the initial settings; an evaluating unit evaluating the calculated absorbed dose and temperature distribution in the body to determine if they meet a preset reference; a changing unit changing at least one of the number of electrodes, the electrode location, the duration or strength of voltage for each electrode when the preset reference is not met; and a planning unit deriving an optimal electric field treatment plan by performing an optimization process including repeating the calculation, the determination and the changing steps until the dose distribution and temperature distribution in the body meet the preset reference.
Type:
Application
Filed:
March 29, 2023
Publication date:
August 17, 2023
Applicants:
KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION, FIELDCURE CO., LTD.
Inventors:
Myong Geun YOON, Geon OH, Yun Hui JO, Jong Hyun KIM