146 results about "Electric Field Therapy" patented technology

The invention provides a tumor electric field treatment system, an electrode slice temperature detection method and an electrode slice anomaly detection method, the system comprises an alternating current signal generator, an electrode slice and a controller, the electrode slice comprises a plurality of electrode units and a plurality of temperature detection units, the plurality of temperature detection units are divided into a plurality of row groups and a plurality of column groups, and the plurality of electrode units are connected with the controller. The grounding ends of the temperature detection units in each row group are jointly connected to the same grounding wire, and the signal ends of the temperature detection units in each column group are connected to the same dual-purpose signal wire after being in short circuit with the corresponding electrode units; when the dual-purpose signal line is connected to the temperature sampling point, the grounding wires are sequentially conducted, so that temperature detection signals detected by the temperature detection units are sampled based on the temperature sampling point; when the dual-purpose signal line is connected to the alternating power line, alternating electric signals are transmitted to the electrode units. Therefore, the temperature of the electrode plate can be detected by using fewer conductive traces, and whether the electrode plate is abnormal or not can be judged through temperature detection.

The invention discloses a tumor electric field therapeutic apparatus convenient for adjusting electric field intensity, which comprises a physiological signal detection system used for monitoring physiological indexes of a patient in real time and obtaining real-time physiological index data of the patient, an electric field stimulation issuing system used for generating and sending an alternating electric field to the body of the patient according to electric field intensity parameters calculated by an algorithm model; and the data processing and analyzing system is responsible for collecting and processing data from the physiological signal detection system and the electric field stimulation system, combining the physiological signal detection system and the electric field stimulation issuing system to form closed-loop control, and adjusting the intensity of the alternating electric field in real time according to the output of an algorithm model. The invention belongs to the technical field of electric field treatment, and can form closed-loop control, and adjust the intensity of an alternating electric field in real time according to the output of an algorithm model, so as to adjust the intensity of the electric field according to the specific conditions of different patients, carry out personalized treatment for different patients, and improve the treatment effect.

Treatment of damaged, diseased, abnormal, obstructive, cancerous or undesired tissue (e.g. a tumor, a benign tumor, a malignant tumor, a cyst, or an area of diseased tissue, etc) is provided by delivering specialized pulsed electric field energy to target tissue areas in a specific dose so as to obtain a superior outcome. The specialized PEF energy and delivery has been optimized to provide advanced treatment of target tissue areas, including destruction of undesired tissue and generation of improved inflammatory and immune responses. The specialized PEF energy provides superior outcomes to radiofrequency ablation and irreversible electroporation.

The invention provides an adapter and a tumor electric field treatment system, an electrode plate comprises a plurality of electrode units and a plurality of temperature detection units, the plurality of temperature detection units are divided into a plurality of row groups and a plurality of column groups, and the grounding ends of the temperature detection units in each row group are connected to the same grounding wire. The signal end of each temperature detection unit in each column group is in short circuit with the corresponding electrode unit and then is connected to the same dual-purpose signal line; a bidirectional change-over switch of the adapter is configured to switch a dual-purpose signal line to be connected to a temperature sampling point or an alternating power line, and when the dual-purpose signal line is connected to the temperature sampling point, each grounding line is conducted in sequence so that a temperature detection signal detected by each temperature detection unit is sampled based on the temperature sampling point; and when the dual-purpose signal line is communicated with the alternating power line, an alternating current signal is transmitted to each electrode unit through the dual-purpose signal line, so that partition control and comprehensive temperature detection of the electrode plate are realized.

The invention provides an electrode plate and a tumor electric field treatment system, the electrode plate comprises a plurality of electrode units and a plurality of temperature detection units, the plurality of temperature detection units are divided into a plurality of row groups and a plurality of column groups, and the grounding ends of the temperature detection units in each row group are connected to a grounding pin through a control switch. The signal end of each temperature detection unit in each column group is connected to a bidirectional change-over switch through a dual-purpose signal line after being respectively in short circuit with the corresponding electrode unit; when the dual-purpose signal lines are connected to the temperature sampling points, temperature detection signals detected by the corresponding temperature detection units in the corresponding column groups are respectively sampled based on the temperature sampling points by configuring the on-off states of the control switches; when the dual-purpose signal lines are connected to the alternating power lines, alternating electric signals are applied to the electrode units in the corresponding column groups based on the alternating power lines. In this way, a plurality of electrode units can be zoned and controlled using fewer conductive traces.

The utility model provides an electrode for tumor electric field therapy. The electrode comprises a body capacitor and an external capacitor connected with the body capacitor in parallel. According to the electrode for the tumor electric field therapy, the external capacitor is connected outside the body capacitor in parallel, and the equivalent capacitance is adjusted by replacing the external capacitor, so that the electric field intensity of the tumor position is improved, and a better tumor inhibition effect is achieved; the utility model further provides a system for the tumor electric field therapy.

The invention provides a tumor electric field treatment system, an electrode plate, a tumor treatment device and a method, the system comprises at least one pair of electrode plates, each electrode plate comprises a plurality of electrode units and a plurality of temperature detection units, the plurality of electrode units are divided into a plurality of row groups and a plurality of column groups, the grounding ends of the temperature detection units in each row group are jointly connected to a grounding pin through a control switch, and the signal ends of the temperature detection units in each column group are jointly connected to a switching unit through a dual-purpose signal line after being in short circuit with the corresponding electrode units; when the dual-purpose signal line is communicated to a temperature sampling point, the analog temperature signal detected by the corresponding temperature detection unit in each row group is sampled based on the temperature sampling point by configuring the on-off state of the control switch; when the dual-purpose signal line is connected to the alternating power line, an alternating electric signal is applied to the electrode units of at least one column group based on the alternating power line. In this way, a plurality of electrode units can be zoned and controlled using fewer conductive traces.

Treatment of damaged, diseased, abnormal, obstructive, cancerous or undesired tissue (e.g. a tumor, a benign tumor, a malignant tumor, a cyst, or an area of diseased tissue, etc) is provided by delivering specialized pulsed electric field (PEF) energy to target tissue areas in a specific dose so as to obtain a superior outcome. The PEF energy and delivery has been optimized to provide advanced treatment of target tissue areas, including destruction of undesired tissue and generation of improved inflammatory and immune responses. These various types of treatment are controlled by a variety of factors including the electrode geometry, the dose of PEF energy delivered, the time the energy is delivered over, and the waveform of the PEF energy itself. The PEF energy is delivered in the form a dose which is considered to be one application of the specialized energy. Each dose creates a lesion in the target tissue area.

A system may include a processor-based system including at least one processor and memory comprising instructions. When executed by the processor-based system, the instructions cause the processor-based system to: access metrics of a subject who is being treated with a therapy that includes a magnetic non-parallel electric field (MNPEF) therapy or a magnetic non-parallel magnetic field (MNPMF) therapy, wherein the accessed metrics include at least one analyte, the at least one analyte including one or more of blood glucose data, lactate data, or pyruvate data, free fatty acid data, cholesterol data, and compliance data for complying with the therapy; use the accessed metrics as an input to a machine learning algorithm that is configured to determine a set of therapy parameters for the therapy, and program a controller operably connected to at least one energy field system to deliver the therapy according to the determined set of therapy parameters.

The invention discloses a tumor electric field treatment device and system, the tumor electric field treatment device is provided with a frame body and a pole piece module, the frame body forms a skeleton structure of the treatment device, the pole piece module is attached to the frame body, the pole piece module is provided with a plurality of electrode contacts, and each electrode contact can form an active electric contact or a passive electric contact. The active electric contact and the radio frequency generation module can form a loop; after the treatment device is implanted into a tumor excision part, all the electrode contacts form active electric contacts, and all the electrode contacts and the radio frequency generation module form a loop to distinguish normal tissues from pathological tissues; after the normal tissue and the lesion tissue are distinguished, the electrode contacts in the normal tissue area form passive electric contacts, and the electrode contacts in the lesion tissue area form active electric contacts, so that targeted treatment of the lesion tissue is realized, and side effects generated by electric field treatment are reduced.

The invention provides a tumor electric field treatment system which comprises an electric field treatment instrument and at least two pairs of insulated electrodes of the treatment instrument, and the electric field treatment instrument comprises an MCU control unit, a direction control unit, a DC power supply control unit and an AC voltage control unit. The MCU control unit is configured to control the AC voltage control unit to output an alternating electric signal according to system parameters of the electric field therapeutic apparatus. The MCU control unit is further configured to drive the direction control unit to cyclically and alternately apply the alternating electric signals received by the AC voltage control unit to different pairs of insulated electrodes cyclically and alternately based on system parameters of the electric field therapeutic apparatus, so that switching of the alternating electric signals between the different pairs of insulated electrodes is achieved. And the MCU control unit is further configured to control the DC power supply control unit to enable the AC voltage control unit to slowly rise or fall according to a voltage variation set in unit time t when the alternating electric signal is switched between different pairs of insulated electrodes.

The invention provides an electric field therapeutic apparatus and an electric field generating device thereof.The electric field generating device comprises a main body, a battery assembly and a main control panel, the battery assembly and the main control panel are arranged in the main body, the main body comprises a shell, a battery bin and a main control panel bin, and the main body is provided with an inlet located in one side face and communicated with the battery bin; the battery assembly is inserted from the inlet and is flatly placed into the battery compartment, the battery assembly comprises a locking device, the locking device comprises an operation part and a locking part linked with the operation part, the locking part comprises a clamping tongue, and the clamping tongue protrudes out of the battery assembly and is locked on the main body when the operation part is in a first state; and when the operation part is converted from the first state to the second state, the battery assembly retracts into the battery assembly under the driving of the operation part and is unlocked from the main body. When the electric field generating device is horizontally placed, the battery assembly is horizontally placed in the battery bin, so that the battery assembly is more stably placed, the clamping tongue can extend out of or retract into the battery assembly through the operation part of the battery assembly, locking and unlocking of the battery assembly can be achieved, and operation is easy.

The present invention discloses an electric field enhancement guidance system based on the human body's natural cavities, comprising: an electric field guidance component for guiding the electric field of an external electrode deep into the human body; the electric field guidance component comprising a field-guiding electrode partially positioned within the human body's natural cavities and a field-guiding body, the field-guiding electrode being located at one end of the field-guiding body proximal to the human body's natural cavities; the field-guiding electrode comprising a field-guiding electrode body and a connecting electrode located at an end of the field-guiding body opposite the field-guiding electrode and proximal to the outer end of the human body's natural cavities; one or more second auxiliary electrodes positioned on the surface of human skin; the connecting electrode and the second auxiliary electrodes cooperating to form an electric field system. Also disclosed is the application of the electric field enhancement guidance system based on the human body's natural cavities in a tumor electric field therapy device. By utilizing the human body's natural cavities, the electric field is guided to a desired location within the body, resulting in a non-invasive treatment with improved therapeutic effects. The system is also larger in size, lacks a noticeable tip, and provides a larger heat distribution surface, preventing localized overheating and improving patient tolerance.

The utility model provides a tumor electric field treatment device and an electrode patch thereof, the electrode patch comprises an electrode array and one or more pasting pieces, and the electrode array is provided with a plurality of electrode units, a plurality of connecting parts for connecting two adjacent electrode units and a wiring part. The pasting piece is provided with a first layer covering the electrode array and a second layer used for being pasted to the body surface of a patient, and the viscosity of the first layer is larger than that of the second layer. According to the tumor electric field treatment device and the electrode patch thereof, the stickiness of the first layer covering the electrode array is higher than that of the second layer attached to the body surface of the patient, the electrode array can be tightly attached to the body surface of the patient without a backing, and the heat dissipation effect of the electrode patch attached to the body surface of the patient can be improved; and the sticking piece can be prevented from being separated from the electrode array when the electrode patch is removed from the body surface of the patient.

1. The name of this design product: Tumor electric field therapy device host. 2. Purpose of this design product: used for electric field therapy of tumors. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

The invention provides an adapter and tumor electric field therapy, the tumor electric field therapy comprises an electrode plate, the electrode plate is provided with a flexible circuit board, a plurality of electrode units and a handshake chip used for handshake communication, and each electrode unit comprises a dielectric element and a temperature sensor with a signal end and a grounding end. The flexible circuit board is provided with multiple paths of grounding wires connected to the grounding ends and multiple paths of dual-purpose signal wires connected to the signal ends, and the dielectric elements of the electrode units are in short circuit with the signal ends. The adapter is provided with a plurality of grounding switches and a plurality of bidirectional change-over switches, each grounding wire is grounded through a corresponding grounding switch, and each dual-purpose signal wire is electrically connected with a corresponding bidirectional change-over switch. The number of the bidirectional change-over switches is greater than or equal to the number of the dual-purpose signal lines and / or the number of the grounding switches is greater than or equal to the number of the grounding lines. The bidirectional change-over switch connects the dual-purpose signal line to an AC signal line so as to transmit an AC electric signal or a detection channel of the analog-to-digital converter so as to transmit a temperature signal of each temperature sensor.

A medical instrument is used for a device, a system and application of digestive tract electric field treatment and comprises a long and thin rod, a sleeve and an expandable component, the expandable component comprises a plurality of supporting rods and an electrode array film, when the long and thin rod slides forwards to a front limit position relative to the sleeve, the expandable component is in a contraction working state, and when the electrode array film slides forwards to a rear limit position relative to the sleeve, the expandable component is in a contraction working state. Each supporting rod is tightly attached to the outer surface of the slender rod; when the slender rod slides backwards relative to the sleeve from the front limit position, the expandable component is in an expanded working state, the front section supporting rods and the rear section supporting rods are in an unfolded umbrella shape, and the electrode array film is in an unfolded state. The device is used for ablating tissues of the alimentary canal and treating diseases such as diabetes mellitus and obesity.

This invention relates to a device for electric field therapy of the digestive tract, comprising a catheter, a support, an electrode array membrane, and a pulse generator; the pulse generator includes a current sensor for sensing the current flowing through the electrode pairs; during an initial time period, in a first sequence of pulse waves, the voltage amplitude of subsequent pulses is greater than the voltage amplitude of preceding pulses, and the current sensor senses a current equal to or exceeding a lower limit value I of a set range. S(MIN) At that time, in the next time period, the absolute value U of the voltage amplitude of each pulse of the second sequence pulse wave S Equal. This invention controls the output voltage amplitude of the pulse generator through feedback from a current sensor, making treatment safer for the human body.

1. The name of the product of this design: Electrode Sheet (No. 3). 2. Purpose of the product with this design: to be used in conjunction with an electric field therapy device or other physical therapy device to output electric field signals. 3. The design key point of this appearance design product lies in the combination of shape and pattern. 4. The picture or photo that best illustrates the key points of the design: main view. 5. This design product is a thin product, and the stereoscopic view, left view, right view, top view and bottom view are omitted.

The present application provides a tumor electric field therapy system, an adapter, and a tumor treatment device. The system includes at least one pair of electrode sheets, each of which includes multiple electrode units and multiple temperature detection units corresponding to the multiple electrode units. The multiple electrode units are divided into row groups and column groups. The temperature detection units in each row group are connected in series and are correspondingly provided with a rectifier switching unit. The adapter includes multiple groups of control switches, multiple groups of temperature sampling points, and multiple multiplexing switching units corresponding to the multiple electrode sheets. The number of control switches in each group is equal to the number of column groups of the corresponding electrode sheet. The ground terminals of the temperature detection units in each column group of the corresponding electrode sheet are grounded via the control switches. The number of temperature sampling points in each group is equal to the number of row groups of the corresponding electrode sheet. The multiplexing switching unit is connected to the corresponding rectifier switching unit via the dual-purpose signal line of the corresponding electrode sheet and is configured to switch the dual-purpose signal line of the corresponding electrode sheet to the temperature sampling point or the alternating power line of the corresponding group.

1. Name of the product in this design: Electrode Array. 2. Purpose of this design: This product is used to transmit electrical signals in conjunction with electric field therapy equipment or other physiotherapy equipment. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The invention relates to the technical field of tumor electric field treatment, and discloses a tumor electric field treatment system and a power supply switching device.The tumor electric field treatment system comprises a plurality of power supply devices and a load, and each power supply device is suitable for supplying power to the load so as to apply an alternating electric field to the tumor part of the human body; the power supply switching device comprises a plurality of power supply input ends and a power supply output end, each power supply input end in the plurality of power supply input ends is connected with the power supply end of the corresponding power supply device, and the power supply output end is connected with the load; the power supply switching circuit is configured to communicate one of the plurality of power supply input ends with the power supply output end based on the power supply voltage of each power supply device, so that the plurality of power supply devices are seamlessly switched to supply power to the load, and the power supply is ensured not to be interrupted; the effective treatment electric field duration of the tumor electric field therapeutic apparatus applied to the tissue area of the tumor is improved, and the treatment effect is improved.

The present invention discloses a high-frequency electrotherapy protection device and method. This device can directly sample data from the treatment circuit, providing direct data support for treatment efficacy. This allows for differentiated treatment of different treatment sites, enabling precise, quantified treatment of diseased areas, ensuring both treatment effectiveness and accuracy. It also enables early prediction of treatment mishaps, providing dual protection against potential safety hazards. The device comprises a high-frequency electric field therapy unit, a treatment energy monitoring unit, and a control unit.

An implantable electrode system includes a controller device to treat apply electric field therapy (EFT) to a target structure according to specific anatomical properties of the target structure. The system enables selective association of contacts of the implantable electrode system with one or more target locations of varying tissue types within the body for application and measurement of EFT. The one or more target locations are associated with one or more anticipated tissue parameters that the implantable electrode system uses to apply and update waveform parameters to modulate EFT application from each respective contact to the one or more target locations.

A medical device including a catheter having a proximal portion and a distal portion. A plurality of electrodes is disposed along the distal portion, the plurality of electrodes including a first electrode pair having a first fixed polarity and a second electrode pair having a second fixed polarity different than the first fixed polarity. A first lumen extends through the distal portion, the first lumen includes a first conductor configured to connect to a first electrode of the first electrode pair and a second conductor configured to connect to a second electrode of the first electrode pair. A second lumen extends through the distal portion and separated from the first lumen, the second lumen includes a third conductor configured to connect to a first electrode of the second electrode pair and a fourth conductor configured to connect to a second electrode of the second electrode pair.

Embodiments herein relate to implantable systems for cancer treatment and related methods. In an embodiment, an implantable system for cancer treatment is included having a plurality of implantable stimulation leads, a plurality of electric field therapy electrodes, a therapy output circuit, and control circuitry. The therapy output circuit can generate an electrical current for the plurality of electric field therapy electrodes to create one or more electric fields that are effective to prevent and / or disrupt cellular mitosis in a cell. The control circuitry can be configured to cause the electrical current to be distributed asymmetrically between working electrodes and counter electrodes amongst the plurality of electric field therapy electrodes. At least some of the plurality of electric field therapy electrodes are disposed on the plurality of implantable stimulation leads and in electrical communication with the therapy output circuit. Other embodiments are also included herein.

Embodiments herein relate to implantable systems for cancer treatment and related methods. In an embodiment, an implantable system for cancer treatment is included having a plurality of implantable stimulation leads, a plurality of electric field therapy electrodes, a therapy output circuit, and control circuitry. The therapy output circuit can generate an electrical current for the plurality of electric field therapy electrodes to create one or more electric fields that are effective to prevent and / or disrupt cellular mitosis in a cell. The control circuitry can be configured to cause the electrical current to be distributed asymmetrically between working electrodes and counter electrodes amongst the plurality of electric field therapy electrodes. At least some of the plurality of electric field therapy electrodes are disposed on the plurality of implantable stimulation leads and in electrical communication with the therapy output circuit. Other embodiments are also included herein.

1. The name of the design product: implantable electrode device. 2. The use of the design product: the design product is used for intracranial tumor electric field therapy. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view. 5. The rear view is the same as the front view, and the rear view is omitted; the left view is the same as the front view, and the left view is omitted; the right view is the same as the front view, and the right view is omitted.

The present invention discloses an electrode sheet, an electrode sheet abnormality detection method, and a tumor electric field therapy system. The electrode sheet includes: a plurality of electrode elements and a plurality of temperature sensors. The plurality of temperature sensors are configured into a plurality of row groups and a plurality of column groups in terms of circuit connection; corresponding temperature sensors in each row group are connected in series, and the grounding ends of the corresponding temperature sensors in each column group are connected together. Among them, whether there is an abnormal temperature sensor in the electrode sheet is determined based on the temperature signals sampled from one or more corresponding combinations of all the temperature sensors of the electrode sheet. Thus, without increasing the number of wire cores of the cable, 100% temperature sensor coverage is achieved, and abnormal temperature sensors can be detected.

The invention provides an electric field treatment system and an electrode patch thereof. The electrode patch comprises a backing, a transducer array pasted on the backing and a pasting piece pasted on the transducer array. The transducer array comprises a plurality of electrode units and a plurality of connecting parts for connecting two adjacent electrode units, and the transducer array comprises a left side part and a right side part which are symmetrically arranged left and right. The overall outer contours of the left side part and the right side part are in a half-water-drop shape, and each of the left side part and the right side part comprises a plurality of electrode units which are arranged at intervals from top to bottom. Each electrode unit comprises a main body part, a conducting strip located on the main body part and a dielectric layer covering the conducting strip. According to the electric field treatment system, the electrode patch and the transducer array thereof, the water-drop-shaped outer contour is adopted, the electrode units arranged at intervals are included, the relative position of each electrode unit can be properly adjusted, the pasting performance is better, in addition, a dielectric layer is adopted to replace a ceramic chip, the dead weight of the electrode patch is reduced, and pasting comfort is provided.