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6660001 |
Myocardial revascularization-optical reflectance catheter and method
A myocardial revascularization device has a catheter suitable for use in a myocardial revascularization procedure, the catheter including an elongate body having a proximal end and a distal end,...
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6652516 |
Cell necrosis apparatus
A cell necrosis apparatus has a flexible introducer including a lumen and a distal end sufficiently sharp to penetrate tissue. An energy delivery device is positionable in the introducer as the...
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6652520 |
Modular biopsy and microwave ablation needle delivery apparatus adapted to in situ assembly and method of use
A modular biopsy, ablation and track coagulation needle apparatus is disclosed that allows the biopsy needle to be inserted into the delivery needle and removed when not needed, and that allows an...
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6652519 |
Electrode needle with radiofrequency active filament
Electrode needle for the treatment of parenchymatous tumours through radiofrequency-induced interstitial hyperthermy, comprising a hollow guide needle ( 11 ) and a radiofrequnecy active filament (...
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6652518 |
Transmural ablation tool and method
An ablation method and device contacts one surface of a target layer and positions the tissue to ablate entirely through the layer. The tissue may be a wall of the heart (ablated, for example, to...
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6645198 |
Systems and methods for reducing post-surgical complications
The present invention provides systems and methods for applying RF energy to injured tissue, particularly the peritoneum, in order to prevent harmful post-surgical adhesions. One aspect of the...
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RE38299 |
Apparatus for heat treatment of tissue
A device for heat treatment of body tissue, including heating means ( 10 ) for local heating of the body tissue, and temperature sensing means ( 11 ) for sensing the tissue temperature, said...
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6638275 |
Bipolar ablation apparatus and method
A transurethral apparatus for radio frequency ablation treatment of the prostate having prostatic tissue of a human male having urethra which extends through the prostate comprising an elongate...
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6640139 |
Thermal therapy with tissue protection
A thermotherapy device for treatment of diseased biological tissues includes an outer lumen and at least one inner lumen. Preheating of non-target tissue is carried out during a desensitizing mode...
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6640120 |
Probe assembly for mapping and ablating pulmonary vein tissue and method of using same
The present invention relates to a probe assembly for mapping and ablating pulmonary vein tissue and method of using the same. The probe assembly includes an expandable and collapsible basket...
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6640138 |
Apparatus and method for heat treatment of tissue
An energy radiation applicator apparatus for hyperthermic treatment of targeted tissue in a patient is provided. The apparatus comprises a catheter for insertion into the patient, and an applicator...
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6632222 |
Tissue ablation apparatus
A tissue ablation apparatus comprises a first elongated delivery device including a lumen and an obturator with a tissue piercing distal end. The obturator is positionable in the lumen of the first...
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6632221 |
Method of creating a lesion in tissue with infusion
A method of creating a lesion in tissue with infusion includes providing an apparatus comprising a first elongated delivery device with a lumen, an obturator with a second elongated delivery device...
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6629974 |
Tissue treatment method
A method for skin treatment comprises the steps of delivering at least one pulse of radio frequency power to at least one electrode in order to create an electric field; passing gas through the...
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6629971 |
Process for stimulating hair growth
A method for producing preferential damage to hair exiting mammalian skin. A agent having an average diameter for enabling the agent to penetrate the hair duct is selected. The agent is designed to...
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6628990 |
Applicator for microwave radiation treatment
A device for generating locallised heating in a selected body tissue is disclosed. The device comprises an applicator including a source of microwave radiation and an array of retractable needles...
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6623480 |
Flexible recording/high energy electrode catheter with anchor for ablation of atrial flutter by radio frequency energy
An electrode catheter is provided having a predetermined flexibility throughout the entire length or at least at the contact portion, such as the electrode region, to allow for the molding of the...
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6616655 |
Method and apparatus for performing cardiac ablations
A novel device and method for performing cardiac ablations includes a therapeutic instrument, for example, an ablation catheter, to which is mounted a flexible, braided electrode. The electrode...
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6618626 |
Apparatus and methods for protecting the axillary nerve during thermal capsullorhaphy
This invention provides apparatus and means for protecting the axillary nerve during thermal capsullorhaphy. An electrosurgical probe is attached to a standard electrosurgical generator that is...
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6611719 |
Cancer thermotherapy
A given high frequency electric power introduced into a cavity resonator is resonated in the long direction of the cavity resonator on an excited mode with a constant electric field intensity along...
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6611720 |
High torque catheter possessing multi-directional deflectability and methods thereof
A flexible catheter shaft suitable for inserting into a body of a patient comprising a deflectable, high torque transmission assembly of a slit tubular element that has either a plurality of rows...
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6607529 |
Electrosurgical device
An electrosurgical device comprising an elongate probe member having proximal and distal extremities and a passage extending from the proximal extremity to an opening at the distal extremity. The...
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6605087 |
Ablation catheter
An ablation catheter is disclosed having proximal and distal ends and an external surface, a lumen contained within the catheter body, a plurality of openings in the surface of the catheter,...
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6595989 |
Balloon anchor wire
The present invention relates to an anchor device comprising an elongated tubular body having an expandable member disposed on its distal end portion. The invention also relates to a system adapted...
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6597955 |
Systems and methods for examining the electrical characteristic of cardiac tissue
Systems and methods examine heart tissue morphology using three or more spaced apart electrodes, at least two of which are located within the heart in contact with endocardial tissue. The systems...
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6592579 |
Method for selective thermal ablation
A method, simulation, and apparatus are provided that are highly suitable for treatment of benign prostatic hyperplasia (BPH). A catheter is disclosed that includes a small diameter disk loaded...
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6589238 |
Sphincter treatment device
An apparatus includes a first expandable member that is expandable by an expansion medium. The first expandable member includes an exterior and a plurality of apertures. The expansion medium is...
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6582425 |
Electrode having composition-matched, common-lead thermocouple wire for providing multiple temperature-sensitive junctions
An apparatus for providing a plurality of signals, each indicative of a temperature at an individual location on an electrode which is formed of a first metallic material includes a plurality of...
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6584361 |
Method and device for heat treatment of body tissue
A device for heat treatment of prostate, comprising a treatment catheter with a fluid reservoir and heating means which is arranged within the treatment catheter and emits electromagnetic radiation...
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RE38143 |
Organ separation for thermal therapy
A method of providing thermal therapy to prostate tissue of a patient. The method includes: inserting a mechanical separator or infusing a fluid to separate human tissue to be treated from...
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6572639 |
Interspersed heating/cooling to shrink tissues for incontinence
The invention provides improved devices, methods, and systems for repeatably and reliably contracting fascia and other support tissues, particularly for the treatment of urinary incontinence. A...
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6569159 |
Cell necrosis apparatus
A cell necrosis apparatus comprises an elongated delivery device including a lumen and an energy delivery device. The energy delivery device includes at least a first and a second RF electrode each...
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6562034 |
Electrodes for creating lesions in tissue regions at or near a sphincter
Improved electrode assemblies for treating a tissue region at or near a sphincter comprise a support structure and an electrode carried by the support structure for advancement in a path to...
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6562031 |
Guide wire system for RF recanalization of vascular blockages
A system for recanalizing an occluded blood vessel including a centering catheter employed to center an ablative guide wire within the blood vessel as the guide wire traverses the occlusion. The...
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6551311 |
Cell necrosis apparatus and method
A cell necrosis apparatus includes an introducer with a distal end sufficiently sharp to penetrate tissue, an energy delivery including a plurality of electrodes and a slidable sensing member. Each...
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6547776 |
Systems and methods for treating tissue in the crura
Tissue in the crura is treated by advancing a tissue penetrating element from a catheter tube through a wall of the esophagus. The tissue penetrating element is operated to affect a tightening of...
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6540744 |
Process and device for the treatment of atrial arrhythmia
A process for the treatment of atrial arrhythmia by use of ablation procedures comprising circumferential ablation of vessels, particularly pulmonary veins, associated with the left atrium of the...
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6527769 |
Tissue ablation system and method for forming long linear lesion
The present invention relates to a tissue ablation device assembly which is adapted to form a conduction block along a length of tissue between two predetermined locations along the left atrial...
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6529775 |
System and method employing indwelling RF catheter for systemic patient warming by application of dielectric heating
An indwelling RF catheter achieves warming of patients by dielectric heating of blood or other bodily fluids. In one example, the catheter is deployed in a suitable blood vessel, such as the...
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6526320 |
Apparatus for thermal treatment of tissue
An apparatus for thermal treatment of tissue, includes an outer member having a frame dimensioned for engagement with the hand of a surgeon and an elongated portion connected to the frame and...
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6522931 |
Therapeutic prostatic thermotherapy
The present invention provides a method of treating a prostate in a patient in need thereof and a heating catheter, or an electromagnetic radiation applicator, system suitable for effecting the...
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6518538 |
Method and apparatus for plasma skin resurfacing
A radio frequency generated plasma is provided to a skin surface in a controlled manner, in order to heat and selectively damage a thin superficial layer, thereby inducing a renewal process of the...
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6517536 |
Transmural ablation device and method
A method and apparatus for transmural ablation using an instrument containing two electrodes or cryogenic probes. A clamping force is exerted on the two electrodes or probes such that the tissue of...
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6517568 |
Method and apparatus for treating intervertebral discs
A percutaneous method of repairing a fissure in the annulus pulposus comprises placing an energy source adjacent to the fissure and providing sufficient energy to the fissure to raise the...
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6517537 |
Electrosurgical system
An electrosurgical system including at least one electrically insulating sheath, at least one electrically conductive stylet slidingly disposed in the at least one sheath, the at least one stylet...
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6517535 |
Apparatus for ablating turbinates
An apparatus is provided for ablating at least a portion of a nasal concha. By ablating at least a portion of a nasal concha, the size of the nasal concha is reduced. The three nasal concha in the...
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6514247 |
Transurethral needle ablation device with aligned handle
A transurethral needle ablation device for use by a human hand to treat the prostate of a human male. The device includes a cartridge assembly having an elongate probe member and a stylet. The...
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6512956 |
Method of constructing a microwave antenna
A method, simulation, and apparatus are provided that are highly suitable for treatment of benign prostatic hyperplasia (BPH). A catheter is disclosed that includes a small diameter disk loaded...
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6510854 |
Method of treatment of prostatic adenoma
A surgical technique for treating bladder outflow obstruction is disclosed in which access is gained to the treatment site via the bladder itself through one or more suprapubic conduits. The...
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6508816 |
Medical instrument working end creating very high pressure gradients
A micro-catheter system utilizing a microjoule pulsed electrical discharge between first and second electrodes in a recessed lumen at the catheter working end for creating a cavitating volume of...
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