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US20120232547 ABLATION CATHETER SYSTEM WITH SAFETY FEATURES  
A medical system for delivering treatment or therapy to a patient has a kill switch for interrupting the delivery. The kill switch, which can disrupt the delivery directly or can cause an error...
US20110208179 Patient Isolation in a Microwave-Radio Frequency Generator  
The present disclosure provides an ablation system. The ablation system includes a generator having a first energy source that supplies a first type of energy to tissue. The generator also has a...
US20130023867 SYSTEM AND METHOD OF MATCHING IMPEDANCES OF AN ELECTROSURGICAL GENERATOR AND/OR A MICROWAVE GENERATOR  
A system for performing a surgical procedure includes a source of energy, a surgical instrument, and an impedance matching network. The source of energy is an electrosurgical generator or a...
US20120215213 Monitoring and controlling energy delivery of an electrosurgical device  
A method is disclosed for delivering energy to a region of tissue within a patient's body using a medical treatment system. The medical treatment system comprises an energy delivery device coupled...
US20130006236 ELECTROSURGICAL INSTRUMENT WITH ADJUSTABLE UTILITY CONDUIT  
An electrosurgical instrument that reduces the amount of fatigue experienced by a physician performing electrosurgery includes a hand piece with a utility conduit connected to the hand piece at a...
US20110087216 SURGICAL GENERATOR FOR ULTRASONIC AND ELECTROSURGICAL DEVICES  
In accordance with various embodiments, a surgical generator for providing a drive signal to a surgical device may comprise a first transformer and a second transformer. The first transformer may...
US20120029504 SYSTEM AND METHOD FOR PRESENTING INFORMATION REPRESENTATIVE OF LESION FORMATION IN TISSUE DURING AN ABLATION PROCEDURE  
A method and system for presenting information representative of lesion formation is provided. The system comprises an electronic control unit (ECU). The ECU is configured to acquire a value for an...
US20110125150 SYSTEM AND METHOD FOR ASSESSING EFFECTIVE DELIVERY OF ABLATION THERAPY  
A system and method for assessing effective delivery of ablation therapy to a tissue in a body is provided. A three-dimensional anatomical map of the tissue is generated and displayed with the map...
US20120157890 SYSTEM FOR CONTROLLING TISSUE ABLATION USING TEMPERATURE SENSORS  
Body tissue ablation is carried out by inserting a probe into a body of a living subject, urging the probe into contact with a tissue in the body, generating energy at a power output level, and...
US20100318080 Circuit for Controlling Arc Energy from an Electrosurgical Generator  
A circuit is disclosed which minimizes the amount of tissue vaporized during a first half (positive half cycle) of an electrosurgical current cycle and minimizes the amount of current applied to...
US20120022521 System And Method For Measuring Initial Tissue Impedance  
An electrosurgical system and method are disclosed. The system includes an electrosurgical generator adapted to supply electrosurgical energy to tissue. The generator is further adapted to supply...
US20120016359 Hydraulic Conductivity Monitoring to Initiate Tissue Division  
A method for performing an electrosurgical procedure at a surgical site on a patient includes continually sensing electrical and physical properties proximate the surgical site that includes...
US20110208054 ABLATION DEVICE AND METHOD FOR CREATING AN ELONGATE LESION USING SELECTIVELY ACTUATED TRANSDUCER CONTROLLED BY LESION COMPLETION SENSOR  
Device, system and method for evaluating the effectiveness of tissue ablations of a heart of a patient. The tissue is clamped between a pair of opposing jaws. A portion of the tissue is ablated at...
US20120232551 ABLATIVE TREATMENT OF THE HEART TO IMPROVE PATIENT OUTCOMES FOLLOWING SURGERY  
Devices and methods are described for ablation of cardiac tissue for treating cardiac arrhythmias, such as atrial fibrillation. Devices may include a tissue contacting member for contacting...
US20130072926 Systems and Methods for Transmural Ablation  
A method of applying ablation energy to achieve transmurality including applying ablation energy at a starting power to a tissue site and monitoring the impedance of the tissue site. A power...
US20110230876 SYSTEMS AND METHODS FOR TRANSMURAL ABLATION  
A method of applying ablation energy to achieve transmurality including applying ablation energy at a starting power to a tissue site and monitoring the impedance of the tissue site. A power...
US20110213355 Sensors On Patient Side for a Microwave Generator  
An electrosurgical system is provided for use in electrosurgical procedures. The system includes a generator configured to provide electrosurgical energy to an instrument and a dual directional...
US20130072774 CARDIO MAPPING SYSTEM AND METHOD FOR CARDIO MAPPING  
A method and system for determining the mechanism of cardiac arrhythmia in a patient is disclosed. The method basically entails measuring the impedance of cardiac tissue in a portion of the...
US20080275438 Accordion style cable stand-off  
A cable stand-off for use with an electrosurgical system includes an accordion body portion having a plurality of panels, and a plurality of hinges. Each panel has at least one hole formed...
US20110238062 Impedance Mediated Power Delivery for Electrosurgery  
An adaptive algorithm monitors, inter alia, the rate of tissue impedance change during an electrosurgical procedure. Impedance levels achieved within a specific timeframe are examined to determine...
US20120136348 System and Method for Adaptive RF Ablation  
A medical method, device, and system are provided, including advancing an ablation element of a medical device into contact with tissue to be treated, selecting a power level of energy to ablate...
US20120136346 System and Method for Adaptive RF Ablation  
A medical method, device, and system are provided, including advancing an ablation element of a medical device into contact with tissue to be treated, selecting a power level of energy to ablate...
US20110144635 System and Method for Tissue Sealing  
An electrosurgical system includes an energy source adapted to supply energy to tissue. The energy source includes a microprocessor configured to execute a tissue treatment algorithm configured to...
US20120191088 Apparatus and Methods for Titrating Arrhythmia Therapy Based on Spectral Mapping During Sinus Rhythm  
Apparatus for curative ablation are provided to achieve the inactivation or destruction of fibrillar myocardium of the so-called AF nests. In addition, fibrillar myocardium may be identified and...
US20110087215 SURGICAL GENERATOR FOR ULTRASONIC AND ELECTROSURGICAL DEVICES  
In accordance with various embodiments, methods to control electrical power provided to tissue via first and second electrodes may comprise providing a drive signal to the tissue via the first and...
US20110015628 ADVANCED ABLATION PLANNING  
In planning an ablation procedure, a planned target volume (PTV) is imported, which is typically selected by a doctor but may be computer-identified. An ablation solution comprising a plurality of...
US20120041435 HIGH FREQUENCY SURGICAL GENERATOR COMPRISING AN ADDITIONAL TRANSFORMER  
An HF surgical appliance comprising an HF generator having an output circuit, which contains an output transformer and has an output impedance. Output terminals, to which an HF surgical instrument...
US20120029505 Self-Leveling Electrode Sets for Renal Nerve Ablation  
A catheter comprises a flexible shaft having a length for accessing the renal artery and a multiplicity of electrode sets each supported a support member. Each electrode set extends beyond the...
US20080262476 Powered Surgical System  
A system for treating tissue includes a device including a first member and a second member arranged to move relative to the first member to treat tissue. The system also includes a processor...
US20120316554 HAND-HELD CAUTERY DEVICE  
A disposable cautery device and related methods for making and disassembling a disposable cautery device are disclosed. In one embodiment, the disposable cautery device comprises a housing having a...
US20110087217 SURGICAL GENERATOR FOR ULTRASONIC AND ELECTROSURGICAL DEVICES  
In accordance with various embodiments, methods for controlling electrical power provided to tissue via a surgical device may comprise providing a drive signal. A power of the drive signal may be...
US20070066970 Integrated electrosurgical cart and surgical smoke evacuator unit  
An electrosurgical cart for use during surgery to support a surgical smoke evacuator unit comprises a first shelf for receiving and retaining a surgical smoke evacuator unit thereon. There is a...
US20130079763 Logarithmic Amplifier, Electrosurgical Generator Including Same, and Method of Controlling Electrosurgical Generator Using Same  
An electrosurgical generator includes an RF output stage, a current sensor, a voltage sensor, first and second log amplifiers, and a controller. The RF output stage is configured to supply...
US20130085489 SYSTEM AND METHOD FOR PERFORMING RENAL DENERVATION VERIFICATION  
A renal denervation feedback method is described that performs a baseline measurement of renal nerve plexus electrical activity at a renal vessel; denervates at least some tissue proximate the...
US20120071872 Systems for Treating Tissue Sites Using Electroporation  
A system for treating a tissue site. At least first and second mono-polar electrodes are configured to be introduced at or near a tissue site of the patient. A voltage pulse generator is coupled to...
US20120265195 Systems and Methods for Calibrating Power Measurements in an Electrosurgical Generator  
The disclosed electrosurgical systems and methods accurately determine the power actually applied to a load by using equalizers to calibrate the power measurements. The electrosurgical systems...
US20120157804 High-Speed, High-Resolution Electrophysiology In-Vivo Using Conformal Electronics  
Provided herein are biomedical devices and methods of making and using biomedical devices for sensing and actuation applications. For example, flexible and/or stretchable biomedical devices are...
US20110118727 SYSTEM AND METHOD FOR ASSESSING THE FORMATION OF A LESION IN TISSUE  
A method and system for assessing lesion formation in tissue is provided. The system includes an electronic control unit (ECU) configured to acquire magnitudes for a component of a complex...
US20110306962 Method and Device for Treatment of Conditions Aggravated by Amyloid Fibrils  
A method and device for treating a condition aggravated by the presence of amyloid fibrils is disclosed. The method includes applying a plurality of ultra-short pulses to target tissue comprising...
US20100331911 System for Dissociation and Removal of Proteinaceous Tissue  
An apparatus and method for the dissociation of soft proteinaceous tissue using pulsed rapid variable direction energy field flow fractionization is disclosed. The pulsed rapid disruptive energy...
US20120191087 Apparatus and Methods for Determining a Subject's Response to Catheter-Based Ablation Therapy Based on Spectral Mapping During Sinus Rhythm  
Apparatus for curative ablation are provided to achieve the inactivation or destruction of fibrillar myocardium of the so-called AF nests. In addition, fibrillar myocardium may be identified and...
US20120239024 Energy-Based Ablation Completion Algorithm  
An electrosurgical generator is disclosed. The generator includes sensor circuitry configured to measure voltage and current delivered to tissue and a controller configured to measure time of...
US20110087214 SURGICAL GENERATOR FOR ULTRASONIC AND ELECTROSURGICAL DEVICES  
In accordance with various embodiments, methods for controlling electrical power provided to tissue via a surgical device may comprise providing a drive signal to a surgical device; receiving an...
US20110152856 ESTIMATION AND MAPPING OF ABLATION VOLUME  
Tissue ablation systems and methods are provided, wherein a cardiac catheter incorporates a pressure detector for sensing a mechanical force against the distal tip when engaging an ablation site....
US20060058784 Oxygen sensory system that minimizes outbreak of operating room fires  
Oxygen sensor systems that are effective in substantially reducing the risk of causing an operating room fire instigated by electrocautery surgical instruments and laser systems. The systems...
US20100324548 METHODS FOR CONTROL OF ENERGY DELIVERY TO MULTIPLE ENERGY DELIVERY DEVICES  
Embodiments of a system and method are described for delivering energy to a body of a human or animal through a plurality of energy delivery devices. In some embodiments, a plurality of energy...
US20130023871 MICROWAVE AND RF ABLATION SYSTEM AND RELATED METHOD FOR DYNAMIC IMPEDANCE MATCHING  
An electrosurgical system and method for performing electrosurgery is disclosed. The electrosurgical system includes an electrosurgical generator adapted to supply electrosurgical energy to tissue....
US20130023870 MICROWAVE AND RF ABLATION SYSTEM AND RELATED METHOD FOR DYNAMIC IMPEDANCE MATCHING  
An electrosurgical system and method for performing electrosurgery is disclosed. The electrosurgical system includes an electrosurgical generator adapted to supply electrosurgical energy to tissue....
US20120150169 IMPEDANCE MEASUREMENT TO MONITOR ORGAN PERFUSION OR HEMODYNAMIC STATUS  
A system and method for deliverying an ablation therapy that includes delivering the ablation therapy, delivering drive signals to establish a drive signal vector fields, determining impedance...
US20110054460 Electrosurgical Generator  
An electrosurgical system is provided. The electrosurgical system includes an electrosurgical generator adapted to supply electrosurgical energy to tissue. A power source operably couples to the...
Matches 1 - 50 out of 309 1 2 3 4 5 6 7 >