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7566341 |
Multiple lumen heat exchange catheters
Catheter devices and methods for intravascular heating and/or cooling of human or veterinary patients. The catheter devices generally comprise catheters having inflow and outflow lumens and at...
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7512445 |
Moisture transport system for contact electrocoagulation
An apparatus and method for use in performing ablation or coagulation of organs and other tissue includes a metallized fabric electrode array which is substantially absorbent and/or permeable to...
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7510569 |
Use of intravascular hypothermia during angioplasty procedures
Methods and apparatus for preventing myocardial infarction, or lessening the size/severity of an evolving myocardial infarction, by cooling at least the affected area of the myocardium using an...
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7510568 |
Valved connector assembly and sterility barriers for heat exchange catheters and other closed looped catheters
A connector assembly for catheters having closed loop flow circuits, such as some balloon catheters and heat exchange catheters. The connector assembly comprises first and second connector bodies...
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7507236 |
System and method for electrosurgical cutting and ablation
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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7500985 |
Apparatus and methods for cooling a region within the body
Apparatus and methods for cooling selected regions within a body are described herein. An implantable cooling system is used to cool regions of the brain, spinal cord, fibrous nerve bodies, e.g.,...
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7491223 |
Therapeutic heating and cooling via temperature management of a colon-inserted balloon
A method and apparatus is provided for heating or cooling at least a selected portion of a patient's body. The method begins by inserting a catheter having a balloon into the colon or stomach of...
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7476242 |
Electrically heated/phase change probe temperature control
The present invention provides devices and methods for treating tissue. In one embodiment the present invention provides a method of controlling a temperature of an applicator body, the method...
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7474909 |
Apparatus for mapping and coagulating soft tissue in or around body orifices
A probe that may be used to create circumferential lesions in body tissue and, in some implementations, may also be used to perform mapping functions. The probe includes a collapsible/expandable...
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7473270 |
Methods and systems for reducing substance-induced renal damage
Methods for reducing kidney damage induced by radiographic contrast medium or another nephrotoxic drug or substance administered to a patient include reducing the temperature of the patient by...
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7462178 |
Systems and methods for electrosurgical spine surgery
Methods and apparatus for selectively applying electrical energy to a target location within a patient's body, particularly including tissue in the spine. In a method of the invention high...
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7458984 |
System and method for inducing hypothermia with active patient temperature control employing catheter-mounted temperature sensor and temperature projection algorithm
Embodiments of the invention provide a system for temperature control of the human body. The system includes an indwelling catheter with a tip-mounted heat transfer element. The catheter is...
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7449021 |
Systems and methods for electrosurgical tissue contraction within the spine
The present invention provides systems and methods for selectively applying electrical energy to a target location within a patient's body, particularly including tissue in the spine. The present...
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7449018 |
Method and device for performing cooling- or cryo-therapies for, e.g., angioplasty with reduced restenosis or pulmonary vein cell necrosis to inhibit atrial fibrillation employing microporous balloon
An enhanced method and device are provided to inhibit or reduce restenosis following angioplasty or stent placement. A porous balloon-tipped catheter is disposed in the area treated or opened...
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7442191 |
Systems and methods for electrosurgical treatment of turbinates
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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RE40559 |
Radiating device for hyperthermia
A flexible three-paths catheter provided with a balloon carries a sealingly sheathed radiofrequency radiating antenna, together with the shielded power supply cable and with some thermocouples,...
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7425216 |
System and method for treating cardiac arrest and myocardial infarction
A closed loop heat exchange catheter can be placed in a patient suffering from cardiac arrest or myocardial infarction to cool the patient. Or, a heat exchange pad can be placed against the...
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7422601 |
Method for inducing hypothermia
Systems for phase-change particulate slurry cooling equipment and methods to induce hypothermia in a patient through internal and external cooling are provided. Subcutaneous, intravascular,...
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7422600 |
Method and apparatus for patient temperature control employing administration of anti-shivering agents
Embodiments of the invention provide a system for temperature control of the human body. The system includes an indwelling catheter with a tip-mounted heat transfer element. The catheter is...
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7419500 |
Device for thermal ablation of a cavity
An apparatus and method for causing necrosis of tissue and specifically intended for thermal ablation of the uterine cavity to cauterizing the endometrial tissue. The apparatus includes a...
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7419489 |
Ablation catheter assembly having a virtual electrode comprising portholes
An ablation catheter having a catheter shaft and a virtual electrode, the virtual electrode comprising portholes through an outer peripheral wall of the catheter shaft and a metal electrode, the...
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7416552 |
Multipolar, multi-lumen, virtual-electrode catheter with at least one surface electrode and method for ablation
Multipolar, multi-lumen, virtual-electrode catheters having at least one surface electrode, and methods for treatment (e.g., treatment of cardiac arrhythmias) with such catheters are disclosed. The...
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7396355 |
Method and apparatus for applying energy to biological tissue including the use of tumescent tissue compression
An electrode catheter is introduced into a hollow anatomical structure, such as a vein, and is positioned at a treatment site within the structure. Tumescent fluid is injected into the tissue...
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7393351 |
Apparatus and methods for treating cervical inter-vertebral discs
Apparatus and methods for treating an inter-vertebral disc by ablation, coagulation, shrinking, stiffening, or other treatment of disc tissue. A method of the invention includes positioning at...
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7387638 |
System and method using the rectal mucosal membrane for inducing hypothermia and warming
A system and method for cooling and warming the central nervous system of a patient comprises a delivery tube with one of the ends couplable to a supply of fluid. A head structure is coupled to the...
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7387629 |
Catheter design that facilitates positioning at tissue to be diagnosed or treated
A catheter used for diagnosing and treating, for example, atrial fibrillation. The catheter includes a catheter shaft that has a proximal portion and a distal portion. The distal portion is adapted...
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7387625 |
Methods and apparatus for treating intervertebral discs
Apparatus and methods for treating a target tissue by delivering a fluid at a defined temperature to a patient's body. An apparatus of the invention includes a fluid delivery unit for delivering...
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7361187 |
Threaded cryostat for cryosurgical probe system
The threaded cryostat for a cryosurgical probe system includes an outer tube and a hollow elongated threaded element positioned within the outer tube. The threaded element has integral, external...
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7351194 |
Arrangement for influencing magnetic particles
An arrangement for influencing magnetic particles in a region of action with the help of an arrangement for generating magnetic fields, by which there is generated a spatially inhomogeneous...
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7347859 |
Tissue treatment system and method for tissue perfusion using feedback control
A system, ablation probe, and method is provided for treating tissue, e.g., tissue having tumors. The treatment system is configured to automatically deliver infusaid to tissue when needed and...
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7344533 |
Impedance controlled tissue ablation apparatus and method
A method and apparatus for carrying our thermal ablation of target tissue is disclosed. The apparatus includes an RF ablation device having a multi-electrode electrode assembly designed to be...
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RE40156 |
Methods for repairing damaged intervertebral discs
Apparatus and methods for treating an intervertebral disc by ablation of disc tissue. A method of the invention includes positioning at least one active electrode within the intervertebral disc,...
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7335195 |
Installation for delivering heat to all or part of human or animal cell tissue
An installation for delivering calories to all or part of human or animal cell tissue via a liquid comprises: a heating unit heating the liquid; an injection unit injecting the liquid into the...
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7331957 |
Electrosurgical apparatus and methods for laparoscopy
Electrosurgical methods and apparatus for treating tissue at a target site of a patient. An electrosurgical instrument includes a shaft, having a shaft distal end and a shaft proximal end, and an...
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7318834 |
Apparatus and method for hypothermia and rewarming by altering the temperature of the cerebrospinal fluid in the brain
The invention relates to a method for hypothermia and rewarming of the cerebrospinal fluid in the brain. In one embodiment, cooling and rewarming of the cerebrospinal fluid is accomplished by...
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7311725 |
Patient temperature regulation method and apparatus
A device and method for providing body cooling. The cooling device applies cooling to blood flowing in a vena cavae that is then distributed throughout the body. The cooling can be assisted by use...
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7311724 |
Method for controlling a patient's body temperature
The present invention provides a method and apparatus for controlling the internal body temperature of a patient. According to the present invention, a catheter is inserted through an incision into...
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7306590 |
Therapeutic apparatus having insulated region at the insertion area
Apparatus and methods for insulating tissue during therapeutic procedures.
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7300452 |
Method for local heating by means of magnetic particles
The invention relates to a method as well as to a system for the local heating of a target region of an object by varying the magnetization of magnetic or magnetizable substances. A magnetic field...
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7294143 |
Device and method for ablation of cardiac tissue
Methods for delivering precise amounts of fluid into cardiac tissue for the purpose of facilitating ablation of the tissue along a desired lesion line. One method injects fluid through a hollow...
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7294142 |
Selective organ cooling catheter with guidewire apparatus and temperature-monitoring device
A catheter and method for heating or cooling a surrounding fluid in a feeding vessel in a vasculature of a patient. The catheter includes a heat transfer element shaped and arranged to create...
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7288109 |
Method of manufacturing a heat transfer element for in vivo cooling without undercuts
An intravascular heat transfer device is provided with a mixing-inducing surface formed by an easily manufacturable process. The device can have a plurality of elongated, articulated segments, each...
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7287398 |
Heating/cooling system for indwelling heat exchange catheter
A cooling system for an indwelling heat exchange catheter includes a heat exchange bath that is configured to receive a conduit that carries saline to and from the catheter. A heating/cooling fluid...
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7282051 |
Ablation probe for delivering fluid through porous structure
Ablation probes are provided for perfusing the tissue, while the tissue is ablated. The ablation probe comprises an elongated shaft and an ablative element, such as a needle electrode. The ablation...
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7270659 |
Methods for electrosurgical treatment of spinal tissue
Systems, apparatus, and methods for treating spinal tissue and other body structures in open and endoscopic spine surgery to relieve symptoms, such as neck or back pain. In particular, the present...
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7267675 |
RF device with thermo-electric cooler
An RF device includes a support structure. An RF electrode is coupled to the support structure and includes conductive and dielectric portions. A thermo-electric cooler is coupled to the support...
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7261711 |
Electrosurgical instrument
A method and apparatus for creating a virtual electrode to ablate bodily tissue. The apparatus includes an outer tube, a first electrode, an inner tube and a second electrode. The outer tube is...
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7258662 |
Method and system for control of a patient's body temperature by way of transluminally insertable heat exchange catheter
Methods and apparatuses for temperature modification of a patient, or selected regions thereof, including an induced state of hypothermia. The temperature modification is accomplished using an...
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7255709 |
Intravascular heat exchange catheter with temperature sensor
An indwelling heat exchange catheter with integrated temperature sensor includes a catheter tube. A closed loop heat exchanger extends from the catheter tube. A temperature sensor can be integrally...
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7247155 |
Apparatus and method for creating, maintaining, and controlling a virtual electrode used for the ablation of tissue
The present invention provides an apparatus and a method for producing a virtual electrode within or upon a tissue to be treated with radio frequency alternating electric current, such tissues...
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