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| Number | Title | Issue Date |
| 6945942 | Device for biopsy and treatment of breast tumors A device for diagnosis and treatment of tumors and lesions within the body. A cannula adapted to apply suction through the lumen of the catheter to the tumor or lesion is described. The lumen has a self sealing valve through which a cryoprobe is inserted while the s... | 09/20/2005 |
| 6944490 | Apparatus and method for positioning and delivering a therapeutic tool to the inside of a heart A medical device and method are provided for positioning and supporting a therapeutic tool within the heart or other body cavity. The device has a tubular member through which a cage can be extended. The cage supports the positioning and delivery of a tool to a targ... | 09/13/2005 |
| 6939350 | Apparatus for supporting diagnostic and therapeutic elements in contact with tissue including electrode cooling device Surgical methods and apparatus for coagulating tissue including an energy transmission device cooling apparatus. ... | 09/06/2005 |
| 6936297 | Siliconized surgical needles and methods for their manufacture A siliconized surgical needle is provided which requires significantly less force to effect tissue penetration than a standard siliconized needle. ... | 08/30/2005 |
| 6936046 | Methods of using high intensity focused ultrasound to form an ablated tissue area containing a plurality of lesions A method of thermal ablation using high intensity focused ultrasound energy includes the steps of positioning an ultrasound emitting member, emitting ultrasound energy from the ultrasound emitting member, focusing the ultrasound energy, ablating with the focused ult... | 08/30/2005 |
| 6932811 | Transmural ablation device with integral EKG sensor 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 the hollow organ is clamped therebetween. Bipolar RF energy is then ... | 08/23/2005 |
| 6932810 | Apparatus and method for sealing and cutting tissue An axial elongate bipolar tissue sealer/cutter and method of use by a surgeon for electrosurgery on tissue. A chassis on a handle extends axially for axial movement. An effector on a distal end of the chassis first contacts tissue with axial movement. The effector p... | 08/23/2005 |
| 6932813 | Ablation systems including insulated energy transmitting elements Ablation systems comprise a support body, an energy transmitting element supported by the support body and an insulating member covering a portion of the support body and energy transmitting member. Ablation energy is transmitted from an uncovered, exposed portion o... | 08/23/2005 |
| 6929645 | Electro-surgical bipolar forceps In accordance with a currently preferred exemplary embodiment, the present invention involves an electro-surgical bipolar forceps having a first member, a second member, and a tip assembly. The first member has a first insert tube extending from a distal end thereof... | 08/16/2005 |
| 6929641 | Electrosurgical system An electrosurgical system includes a generator for generating radio frequency (RF) power, and an electrosurgical instrument including at least three electrodes. The generator comprises an RF output stage having at least a pair of RF output lines, a power supply coup... | 08/16/2005 |
| 6929640 | 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 invention applies high frequency (RF) electrical energy to one or more... | 08/16/2005 |
| 6926669 | Heart wall ablation/mapping catheter and method Steerable electrophysiology catheters for use in mapping and/or ablation of accessory pathways in myocardial tissue of the heart wall and methods of use thereof are disclosed. The catheter comprises a catheter body and handle, the catheter body having a proximal sec... | 08/09/2005 |
| 6923806 | Transmural ablation device with spring loaded jaws 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 the hollow organ is clamped therebetween. Bipolar RF energy is then ... | 08/02/2005 |
| 6923807 | Helical device and method for aiding the ablation and assessment of tissue A helical needle is attached to a surgical probe to aid in the insertion of the probe into a tissue mass. The tip of the helical needle penetrates the tissue mass in advance of the tip of the probe. The probe is rotated to push the helical shaft of the needle into t... | 08/02/2005 |
| 6923809 | Minimally invasive instrumentation for recovering tissue The capture component of tissue retrieval apparatus is strengthened to improve its structural integrity when utilized within very dense tissue. Eyelet structures carrying pursing cable are improved through the utilization of slightly expanded constant widths with di... | 08/02/2005 |
| 6923803 | Electrosurgical system and method An electrosurgical system comprises a radio frequency generator (1), an electrosurgical instrument (E1), and a fluid enclosure (42). The generator (1) has a radio frequency output for delivery of power to the electrosurgical instrument (E... | 08/02/2005 |
| 6923805 | Electrophysiology energy treatment devices and methods of use Apparatus and methods are provided for ablating body tissue using radio frequency (RF) energy. A catheter having a lumen for delivering fluid can be inserted into a patient's body. A porous member, which may be expandable, is attached to the distal portion of the ca... | 08/02/2005 |
| 6925318 | Medical probe with variable tip length and shape A tip assembly that can be varied in length and/or shape is coupled to an elongated sheath to form a medical probe, such as a catheter or surgical probe. For example, the medical probe can be an electrophysiology (EP) catheter that that can be used to map the electr... | 08/02/2005 |
| 6921399 | High efficiency electrosurgery probe A high efficiency electrosurgical electrode with an advanced metallic tip and insulator design, and a method of conducting an electrosurgical procedure with such electrode are disclosed. The electrosurgical electrode comprises a metallic body portion of various geom... | 07/26/2005 |
| 6916318 | Variable length electrodes for delivery of irrigated ablation A device for ablating tissue is provided. The device comprises a conductive element with a channel for irrigating fluid formed therein, which is in contact with a non-conductive microporous interface. All or a portion of the interface may be removable. When the inte... | 07/12/2005 |
| 6915804 | Tracheotomy surgical device Disclosed herein is a novel surgical instrument, and method of using same, designed for performing tracheotomy. According to specific embodiments, the subject surgical instrument comprises a novel foot plate that is anatomically curved to follow the contours of the ... | 07/12/2005 |
| 6913605 | Microfluidic devices and methods for producing pulsed microfluidic jets in a liquid environment Microfluidic devices and methods for their use in producing pulsed microfluidic jets in a fluid environment are provided. The subject microfluidic devices are characterized by the presence of a microfluid chamber at their distal ends. The microfluid chamber is bound... | 07/05/2005 |
| 6911026 | Magnetically guided atherectomy Atherectomy devices are guided by and manipulated by externally applied magnetic fields to treat total or partial occlusions of a patient's vasculature. ... | 06/28/2005 |
| 6905498 | Transmural ablation device with EKG sensor and pacing electrode An apparatus for transmural ablation using an instrument containing two electrodes. The electrodes extend along the surfaces of mating jaw members which are moveable between open and clamped positions. The electrodes are connected to an RF energy source so that, whe... | 06/14/2005 |
| 6907297 | Expandable intracardiac return electrode and method of use A method of forming a lesion at a predetermined heart location is provided. An energy-delivering electrode is positioned proximal to the predetermined heart location; a return electrode is positioned in contact with cardiac tissue. An electrosurgical current, capabl... | 06/14/2005 |
| 6905499 | Heat pipe for cautery surgical Instrument A heat pipe for a cautery surgical instrument such as a surgical forceps including a pair of elongate arms joined at an end so as to provide for resilient compressible movement of the arms between a normally open position and a squeezed closed position. The heat pip... | 06/14/2005 |
| 6902564 | Methods and devices for electrosurgery Method and devices for electrosurgery by means of oxy-hydro combustion. Deleterious effects to tissue are minimized by means of control of acid-base shift reactions, which reactions can further be employed to control oxy-hydro combustion reactions. In one embodiment... | 06/07/2005 |
| 6899712 | Surgical instruments with integrated electrocautery The present invention provides a series of devices for performing surgical procedures utilizing electrodes for performing electrocautery on a tissue of the body of a patient. The invention includes, in one aspect, a series of devices comprising surgical instruments ... | 05/31/2005 |
| 6896674 | Electrosurgical apparatus having digestion electrode and methods related thereto Methods and apparatus for resecting and ablating tissue at a target site of a patient, the apparatus including a probe having an elongate shaft. The shaft includes a shaft distal end portion and a shaft proximal end portion, and a resection unit located at the shaft... | 05/24/2005 |
| 6893440 | Electro-cautery catheter An integrated catheter assembly for enabling diverse endoscopic in situ therapies. The assembly includes a catheter with an irrigation fluid lumen, a distal electrode tip portion that acts as a hemostat, and a cutting wire for making incisions in or ablating tissue.... | 05/17/2005 |
| 6881214 | Ablation treatment of bone metastases Ablative treatment of metastatic bone tumors and relief of pain associated with metastatic bone tumors is achieved by heat ablation of the bone tumor or tissue near the bone tumor by an ablation probe. In one form the probe is an electrode coupled to a high frequenc... | 04/19/2005 |
| 6855143 | Electrosurgical systems and methods for recanalization of occluded body lumens The present invention comprises electrosurgical apparatus and methods for maintaining patency in body passages subject to occlusion by invasive tissue growth. The apparatus includes an electrode support disposed at a shaft distal end having at least one active elect... | 02/15/2005 |
| 6852108 | Apparatus and method for resecting and removing selected body tissue from a site inside a patient An electrosurgery device according to an embodiment of the invention captures a lymph nodule and resects it. The lymph node is captured with a vacuum and resected it with an electrode, which minimizes bleeding and limits the potentially malignant node from coming in... | 02/08/2005 |
| 6840937 | Electrosurgical ablator with aspiration An aspirating ablator of simple construction and low cost is disclosed. The aspirating ablator is provided with a mandrel connected to a tubular member which houses a suction assembly. An electrode having a rectangular ablation surface formed of multiple parallel ri... | 01/11/2005 |
| 6821276 | Intervertebral diagnostic and manipulation device The present invention relates generally to intervertebral disc devices and methods and instrumentation for intervertebral disc procedures. An intervertebral disc repair and diagnostic device that is minimally invasive, actively guided, and provides direct and consis... | 11/23/2004 |
| 6814733 | Radio frequency pulmonary vein isolation A catheter introduction apparatus provides a radially expandable helical coil as a radiofrequency emitter. In one application the emitter is introduced percutaneously, and transseptally advanced to the ostium of a pulmonary vein. The emitter is radially expanded, wh... | 11/09/2004 |
| 6814712 | Medical probe device and method A medical probe device comprises a catheter having a stylet guide housing with one or more stylet ports in a side wall thereof and a stylet guide for directing a flexible stylet outward through the stylet port and through intervening tissue at a preselected, adjusta... | 11/09/2004 |
| 6802842 | Electrosurgical tonsilar and adenoid electrode A electrosurgical electrode specifically adapted for use in a surgical procedure for removing lymphoid tissue, specifically a tonsillectomy or adenoidectomy procedure. The electrosurgical electrode incorporates a suction or irrigation conduit in the form of a hollow... | 10/12/2004 |
| 6802840 | Medical instrument positioning tool and method A system and method for positioning a medical instrument at a desired biological target tissue site is provided. The system includes an elongated sheath having a deflectable distal end configured to deflect or otherwise position at least a portion of a medical instr... | 10/12/2004 |
| 6796982 | Instant ignition electrosurgical probe and method for electrosurgical cutting and ablation An electrosurgical electrode capable of achieving instant ignition in a conductive fluid and a method of conducting an electrosurgical procedure with such electrode are disclosed. The electrosurgical electrode comprises a metallic body portion of various geometries,... | 09/28/2004 |
