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6496737 |
Thermal therapy catheter
A thermal therapy catheter includes a catheter shaft having an outer surface that is insertable into the body lumen. The catheter shaft carries an energy-emitting element. A multi-lobe balloon is...
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6494903 |
Over the wire heat exchange catheter with distal valve
An over-the-wire heat exchange catheter includes a heat transfer extension having at least one supply lumen and at least one return lumen for circulating heat exchange fluid within the catheter....
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6493589 |
Methods and apparatus for treatment of pulmonary conditions
Apparatuses and methods are disclosed for introducing a conductive fluid and delivering an electrical current to the fluid at a target site in a body lumen. The electrical current is delivered to...
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6490488 |
Method of controlling thermal therapy
A thermal therapy method includes inserting an applicator including an energy-emitting device into a body cavity such as a urethra adjacent a targeted tissue region such as a prostate, energizing...
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6482201 |
Systems and methods for tissue resection, ablation and aspiration
The present invention provides systems and methods for selectively applying electrical energy to a target location within or on a patient's body. In particular, methods and apparatus are provided...
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6482202 |
Under water treatment
An electrosurgical instrument, which is used for the treatment of tissue in the presence of an electrically-conductive fluid medium, comprises an instrument shaft, and an electrode assembly at one...
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6478811 |
Method for low temperature thrombolysis and low temperature thrombolytic agent with selective organ temperature control
The invention provides a method for substantially reducing the size of a thrombus in a blood vessel in which blood is flowing. The method includes delivering a heat transfer element to a blood...
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6475213 |
Method of ablating body tissue
Electrode structures are formed from flexible, porous, or woven materials. One such structure is made by forming first and second body sections, each including a peripheral edge. The first and...
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6468270 |
System and method for electrosurgical treatment of intervertebral discs
Systems, apparatus and methods for ablation, resection, aspiration, collagen shrinkage and/or hemostasis of tissue and other body structures in open and endoscopic spine surgery. In particular, the...
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6468274 |
Systems and methods for treating spinal pain
The present invention provides systems and methods for selectively applying electrical energy to a fissure or tear location within an invertebral disc. The present invention applies high frequency...
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6468297 |
Cryogenically enhanced intravascular interventions
Techniques and devices for treating atherosclerotic disease use controlled cryogenic cooling, often in combination with angioplasty and/or stenting. A combination cryogenic/angioplasty catheter may...
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6464695 |
Method for electrosurgical treatment of intervertebral discs
Systems, apparatus and methods for ablation, resection, aspiration, collagen shrinkage and/or hemostasis of tissue and other body structures in open and endoscopic spine surgery. In particular, the...
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6463332 |
Method and system for pericardial enhancement
The invention modifies the pericardium to treat patients suffering from or at risk of heart failure of the type wherein constraining forces of the pericardium around the heart are inadequate to...
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6461350 |
Systems and methods for electrosurgical-assisted lipectomy
Systems and methods are provided for removing adipose or fatty tissue underlying a patient's epidermis is disclosed (e.g., liposuction, abdominoplasty, and the like). The method includes...
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6460544 |
Method and apparatus for establishing and maintaining therapeutic hypothemia
A kit for establishing and maintaining hypothermia in a patient for neurotherapeutic purposes includes a high cooling capacity catheter that is advanced into the patient's central venous system to...
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6458123 |
Ablation catheter with positional sensor
An ablation catheter is provided which comprises a steerable catheter including a distal portion and a proximal portion. An ablation electrode is carried by the distal portion, with the ablation...
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6458150 |
Method and apparatus for patient temperature control
A kit for establishing and maintaining hypothermia in a patient for neurotherapeutic purposes includes a high cooling capacity catheter that is advanced into the patient's central venous system to...
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6454793 |
Method and apparatus for establishing and maintaining therapeutic hypothermia
A kit for establishing and maintaining hypothermia in a patient for neurotherapeutic purposes includes a high cooling capacity catheter that is advanced into the patient's central venous system to...
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6451045 |
Heat exchange catheter having a helically wrapped heat exchanger
A heat exchange catheter has a catheter body with an inflow lumen, an outflow lumen, and an infusion lumen. A first heat exchange balloon helically wraps around at least a portion of the catheter...
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6447508 |
Stent inductive heating catheter
An electrode catheter assembly for ablation of obstructive material formed within and around a stent inserted within a lumen includes an elongate flexible tube having a distal end and a proximal...
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6447507 |
Rail catheter ablation and mapping system
An ablation system for ablating cardiac tissue within a chamber of the human heart including a guiding introducer system, a rail, one end of which is contained within the guiding introducer system,...
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6440158 |
Heat transfer catheter apparatus and method of making and using same
Heat transfer catheter apparatus and methods of making and using same are disclosed wherein a fluid connection is provided between the distal portions of two adjacent, thin-walled, high strength...
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6440128 |
Actively cooled electrode assemblies for forming lesions to treat dysfunction in sphincters and adjoining tissue regions
An assembly for treating tissue at or near the sphincter includes a support structure for deployment in a tissue region, and a an electrode carried by the support structure. The support structure...
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6436130 |
Cooling system for therapeutic catheter
A heat exchanger to remove heat from coolant in a closed circuit cooling catheter includes two heat exchange stages. Each stage includes a heat exchange element, such as a group of hollow fibers,...
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6432103 |
System for electrosurgical treatment of submucosal tissue
The present invention provides systems and methods for selectively applying electrical energy to a target location within the head and neck of a patient's body, particularly including tissue in the...
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6432124 |
Method and system treating heart malady such as cardiac arrest and heart attack using hypothermia
A method for treating cardiac arrest includes defibrillating the patient and/or ventilating the patient and/or administering a cardiac arrest drug such as epinephrine to resuscitate the patient,...
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6428563 |
Heat exchange catheter with improved insulated region
A heat exchange catheter having an expandable insulating region thereon. The catheter has a heat exchange region and the insulating region disposed proximally thereto. The insulating region assumes...
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6428534 |
Cryogenic angioplasty catheter
The invention provides techniques and devices for treating atherosclerotic disease using controlled cryogenic cooling, often in combination with angioplasty. The efficacy of endoluminal cryogenic...
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6427089 |
Stomach treatment apparatus and method
An apparatus to modify a stomach wall comprises an elongated member including at least one lumen. A deployable member is coupled to the elongated member. The deployable member is configured to be...
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6419690 |
Urethral warming catheter
A warming catheter for use during cryosurgical ablation of the prostate having a warming section with diffuser ports promoting even warming of the prostatic urethra; the warming catheter is also...
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6416507 |
Method for treating articular cartilage defects
An electrosurgical probe ( 10 ) comprises a shaft ( 13 ) having an electrode array ( 58 ) at its distal end and a connector ( 19 ) at its proximal end for coupling the electrode array to a high...
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6416508 |
Methods for electrosurgical tissue treatment in conductive fluid
An electrosurgical probe ( 10 ) comprises a shaft ( 13 ) having an electrode array ( 58 ) at its distal end and a connector ( 19 ) at its proximal end for coupling the electrode array to a high...
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RE37651 |
Apparatus for medical treatment
An apparatus for effecting hyperthermia in a narrow body cavity or duct including: a disposable first part ( 1 ) having an elongate distal section ( 5 ) intended to be inserted into the cavity or...
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6364899 |
Heat pipe nerve cooler
The invention provides a method and apparatus for producing reversible focal hypothermia of the nervous system to control chronic pain. Nerve conduction is blocked by mild cooling (0 to 25° C.),...
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6362740 |
Apparatus for providing thermal alert signal and control method thereof in skin-contact type terminal
A skin-contact type terminal system includes a thermoelectric module for cooling or heating in accordance with a polarity of current provided from the skin-contact type terminal, with the...
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6358273 |
Soft tissue heating apparatus with independent, cooperative heating sources
A medical probe for the heating of soft tissue, such as collagen tissue, wherein the medical probe has an elongated body with a proximal and distal end, a heating source, an RF electrode. Optional...
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6355032 |
Systems and methods for selective electrosurgical treatment of body structures
The present invention provides systems and methods for selectively applying electrical energy to a target location within a patient's. The present invention positions an electrosurgical instrument,...
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6328735 |
Thermal ablation system
A method and system for therapeutically treating a selected volume of tissue with a heated liquid. A therapeutic device, such as a catheter, is coupled to a source of liquid is heated to...
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6327505 |
Method and apparatus for rf intraluminal reduction and occlusion
The present invention provides an apparatus and method for performing rf intraluminal reduction and/or occlusion with a virtual electrode. An apparatus in accord with the present invention includes...
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6325818 |
Inflatable cooling apparatus for selective organ hypothermia
A cooling apparatus having an inflatable balloon near a distal end of a multi-lumen catheter, with a plurality of blood flow passageways formed through the interior of the balloon from a proximal...
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6322560 |
Catheter for radiofrequency ablation of tumors
A catheter for the treatment of tumors by hyperthermia induced by radiofrequency or other energy comprises a tubular body (1) having a proximal end (2) connected to a handle member and near the...
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6315776 |
Thin layer ablation apparatus
An ablation apparatus has an expandable member that is inserted into an organ of a body and ablates all or a selected portion of the inner layer of the organ. Electrolytic solution fills the...
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6302904 |
Device and method for medical treatment
A device for carrying out hyperthermia in a mammalin uterus cavity, including an elongate, rigid distal section (3) and a flexible and elastic bladder (9) encompassing said distal section which,...
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6296636 |
Power supply and methods for limiting power in electrosurgery
A high frequency power supply for applying electrical energy to a target site on or within a patient's body includes an electrical output driver, an output current sensor detecting the current...
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6296638 |
Systems for tissue ablation and aspiration
The present invention provides systems and methods for selectively applying electrical energy to a target location within or on a patient's body. In particular, methods and apparatus are provided...
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6290699 |
Ablation tool for forming lesions in body tissue
The present tool and associated methods provide for precisely controlled positioning of an ablative element, or an array of ablative elements, against a tissue targeted for treatment. Such...
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6287326 |
Catheter with coiled multi-lumen heat transfer extension
A catheter includes a sealed multi-lumen heat transfer extension designed to internally circulate a coolant, and thereby cool tissue or fluid surrounding the catheter. The heat transfer extension...
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6283961 |
Apparatus for electrosurgical spine surgery
The present invention provides systems and methods for selectively applying electrical energy to a target location within of a patient's body, particularly including tissue in the spine. The...
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6283989 |
Method of treating a bronchial tube with a bronchial stenter having diametrically adjustable electrodes
A device and method for treating collapsed bronchial tubes found in patients with chronic obstructive pulmonary disease and asthma are provided. The device delivers energy so that the tissue is...
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6283988 |
Bronchial stenter having expandable electrodes
An apparatus and method are provided for treating collapsed bronchial tubes found in patients with chronic obstructive pulmonary diseases, such as asthma. The apparatus delivers energy to...
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