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Class 606/50 - Bipolar electrodes


Subclass of Class 606 - Surgery
Definition: Subject matter wherein the coagulation devices includes
No. of applications: 157
Last issue date: 05/03/2012


1        
Application No.Application TitleIssue Date
20120109125METHODS AND ELECTRODE APPARATUS TO ACHIEVE A CLOSURE OF A LAYERED TISSUE DEFECT
Methods for treating anatomic tissue defects such as a patent foramen ovale generally involve positioning a distal end of a catheter device at the site of the defect, exposing a housing and energy transmission member from the distal end of the catheter, engaging the hou...
05/03/2012
20120029498Bipolar Radio Frequency Ablation Instrument
An electrocautery instrument is disclosed comprising: a handle having a handle axis; a first electrode assembly, the first electrode assembly having a first handle electrode section retained in the handle, a first oblique electrode section extending from the handle, and...
02/02/2012
20120022531MATERIAL LAYER AND ELECTROSURGICAL SYSTEM FOR ELECTROSURGICAL TISSUE FUSION
A biocompatible material layer for use as an intermediary layer between body tissue surfaces to be fused in a body tissue fusion, wherein the material layer includes two sides opposite to one another, wherein the material layer is configured so that it provides portions...
01/26/2012
20110278343Clamping of Hybrid Surgical Instrument
One example of a surgical instrument may include a staple holder; staples held by the staple holder; an anvil, where at least one of the staple holder and anvil is movable relative to the other; and at least one electrode located on a surface of the staple holder and/or...
11/17/2011
20110202058Apparatus for Tissue Cauterization
The invention is concerned with cauterizing and resecting tissue. A pair of electrodes are placed on opposed tissue surfaces, and radio frequency power is applied through the electrodes to cauterizing a tissue mass therebetween. After cauterization has been effected, th...
08/18/2011
20110172661BIPOLAR COAGULATION ELECTRODE
The invention concerns a bipolar coagulation probe (10) having an electrode tip (14) which has an end face (16) in which a pole (17) of a first electrode (18) and a pole (19) of a second electrode (20) are integrated. In ...
07/14/2011
20110144642METHOD AND APPARATUS FOR COAGULATING AND/OR CONSTRICTING HOLLOW ANATOMICAL STRUCTURES
An energy delivering probe is used for thermally coagulating and/or constricting hollow anatomical structures (HAS) including, but not limited to, blood vessels such as perforator veins. The probe includes a shaft and at least two electrodes where at least one of the el...
06/16/2011
20110077646SYSTEM, METHOD AND APPARATUS FOR ELECTROSURGICAL INSTRUMENT WITH MOVABLE FLUID DELIVERY SHEATH
An electrosurgical instrument with a movable fluid delivery sheath assembly for variable fluid supply during surgical procedures is disclosed. The instrument comprises at least one active electrode and at least one return electrode, positioned on the instrument distal e...
03/31/2011
20110077647Energized Needles for Wound Sealing
A bipolar electrosurgical instrument has a first and a second set of needle like structures. Each set of needle like structures is functional for puncturing the skin of a patient on opposing sides of a wound or cut. Each needle comprises a body and a pointed portion at ...
03/31/2011
20110022048BIPOLAR COAGULATION INSTRUMENT
The invention relates to a bipolar coagulation instrument having a hollow shaft configured as a suction and/or flushing tube and having two electrodes that are electrically insulated with respect to one another and extend beyond the distal end of the shaft. To provide a...
01/27/2011
20100324550ACTIVE CONVERSION OF A MONOPOLAR CIRCUIT TO A BIPOLAR CIRCUIT USING IMPEDANCE FEEDBACK BALANCING
Systems, devices, and methods for electrosurgery wherein a circuit bridge is created for a monopolar electrosurgical circuit that provides a matched impedance to load condition thereby joining the active (working) and return (reference) electrode leads into a single bip...
12/23/2010
20100268224BIPOLAR ELECTROSURGICAL TOOL WITH ACTIVE AND RETURN ELECTRODES SHAPED TO FOSTER DIFFUSE CURRENT FLOW IN THE TISSUE ADJACENT THE RETURN ELECTRODE
A bipolar electrosurgical tool including a shaft to which active and return electrodes are mounted. The return electrode is mounted to the shaft and shaped to have an exposed surface that, in at least one direction has a substantially linear profile. A bore extends thro...
10/21/2010
20100121321Surgical instrument and method
A surgical instrument comprises a hollow tube (18) having a cutting window (16) at the distal end portion. An inner tube (15) is disposed within the tube (18) and is mounted for rotation about its longitudinal axis. A cutting tool (17)...
05/13/2010
20100114096Tissue Coagulation Method and Device Using Inert Gas
A gas-enhanced electrosurgical method and apparatus for coagulating tissue. The apparatus includes a first tube with a proximal end and a distal end. The proximal end of the first tube is configured to receive pressurized ionizable gas. The distal end of the first tube ...
05/06/2010
20100100095FLUID-ASSISTED MEDICAL DEVICE
The invention provides a medical device that includes a housing, a tubular member extending from the distal end of the housing, a first arm extending from the distal end of the tubular member, the first arm including a first electrode, a second arm extending from the di...
04/22/2010
20100076428ELECTRO-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. A c...
03/25/2010
20090275942BALLOON TISSUE DAMAGE DEVICE
An inflatable medical instrument for tissue damage in gastric reduction surgery includes a main chamber composed of a biocompatible material capable of being selectively inflated. The medical instrument also includes a longitudinally extending tab member secured to an o...
11/05/2009
20090240250APPARATUS AND METHOD FOR ELECTRICALLY INDUCED THROMBOSIS
An apparatus and method for electrically induced thrombosis. The surgical device includes a first electrode and a second electrode. The first electrode is for placement adjacent to, near, or within a treatment site of a patient. The second electrode can be movable with ...
09/24/2009
20090182323ELECTROCAUTERY METHOD AND APPARATUS
An electrode structure and a mechanism for automated or user-selected operation or compensation of the electrodes, for example to determine tissue coverage and/or prevent arcing between bottom electrodes during electrocautery is disclosed....
07/16/2009
20090124847COMBINED ENDOCARDIAL AND EPICARDIAL MAGNETICALLY COUPLED ABLATION DEVICE
A device for automatically aligning bipolar electrodes on opposing sides of operative tissue is provided for performing minimally invasive RF ablation. The device includes complementary magnetic electrode assemblies, each having a permanent magnet mechanically coupled t...
05/14/2009
20090093803Systems and Methods for Transeptal Cardiac Procedures, Including Tissue Compression Devices and Methods
Systems and methods for transeptal cardiac procedures are disclosed. A patient treatment system in accordance with a particular embodiment includes a catheter, a tissue penetration device carried by and deployable from the catheter, an energy delivery device carried by ...
04/09/2009
20090024126Tissue fusion device
A bipolar surgical instrument for fusing tissue includes first and second grasping members each having an end effector assembly attached at a distal end thereof. Each end effector assembly including a first jaw member with an active electrode disposed thereon and a seco...
01/22/2009
20090018540Medical Instrument For Coagulation Of Tissue
A medical instrument for coagulation of tissue has an electrode carrier and, at a distal end of the electrode carrier, an electrode that can be supplied with high-frequency current. The medical instrument also has a stripper arranged directly adjacent to the electrode. ...
01/15/2009
20090005780PFO closing device
A PFO closing device for bringing the septum primum and the septum secundum into contact with each other and joining them together includes a clamping mechanism and energy supplying device. The clamping mechanism includes a needle part for puncturing the septum primum, ...
01/01/2009
20080312645Vascular Sealing Device and Method Using Clot Enhancing Balloon and Electric Field Generation
An apparatus and method for closing an opening in a blood vessel wall is disclosed. The apparatus includes at least one member which is extended through a tissue tract formed through the epidermis and subcutaneous layer of skin and through the opening in the blood vesse...
12/18/2008
20080294162Energy delivery conduits for use with electrosugical devices
A conduit assembly for transmitting energy between an electrosurgical energy generator and an energy delivering device comprises a first cable sub-assembly including a cable having a flexibility and an energy attenuation; a second cable sub-assembly including a cable ha...
11/27/2008
20080287948Electrosurgical system
An electrosurgical system includes a generator for generating radio frequency power, an electrosurgical instrument including at least first and second bipolar electrodes carried on the instrument, and a monopolar patient return electrode separate from the instrument. Th...
11/20/2008
20080269586ELECTROPORATION TO INTERRUPT BLOOD FLOW
A method for disrupting blood flow to undesirable tissue such as cells of a cancerous or non-cancerous tumor is disclosed. It involves the placement of electrodes into or near the vicinity of vessels supplying blood to the undesirable tissue and through the application ...
10/30/2008
20080234674SURGICAL DEVICES AND METHODS OF USE THEREOF
The invention provides surgical devices and methods to treat tissue. In one device embodiment, the invention comprises a bipolar electrosurgical device to treat tissue in a presence of radio frequency power and a fluid provided simultaneously from a distal portion of th...
09/25/2008
20080215049ELECTRO-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. A c...
09/04/2008
20080172052Surgical Tool
The invention is concerned with cauterizing and resecting tissue. A pair of electrodes are placed on opposed tissue surfaces, and radio frequency power is applied through the electrodes to cauterizing a tissue mass therebetween. After cauterization has been effected, th...
07/17/2008
20080132884Systems for treating tissue sites using electroporation
A systems 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 the first and second mono-polar electrodes. The voltage pulse generator...
06/05/2008
20080132885Methods for treating tissue sites using electroporation
Methods for treating a tissue site. Introducing at least first and second mono-polar electrodes to a tissue site of the patient. Positioning the at least first and second mono-polar electrodes at or near the tissue site. Applying an electric field in a controlled manner...
06/05/2008
20080125775Hemostasis and/or coagulation of tissue
A tissue treatment apparatus is described that includes a housing having a proximal end and a distal end including a tissue contacting surface having a plurality of apertures. The housing defines an interior. An electrode array is positionable in the housing interior. T...
05/29/2008
20080097429FLUID-ASSISTED MEDICAL DEVICES, SYSTEMS AND METHODS
A medical device is provided which comprises a catheter tube having a distal end and a lumen, and configured to assist in applying tamponage to a bleeding source in a gastrointestinal tract when flexed. A catheter tip having a catheter tip outer surface is assembled wit...
04/24/2008
20080086121Surgical instrument for coagulation and suction
An apparatus for aiding coagulation of fluids and tissue during surgery is provided. The apparatus includes a suction tube and first and second electrodes shaped as a cylindrical section extending from the suction tube. Two spaces are formed between the first electrode ...
04/10/2008
20080071270Bipolare Koagulationselektrode
The invention concerns a bipolar coagulation probe (10) having an electrode tip (14) which has an end face (16) in which a pole (17) of a first electrode (18) and a pole (19) of a second electrode (20) are integrated. In ...
03/20/2008
20080071269Curved Endoscopic Medical Device
A medical device and procedure is described which can be used for occluding a fallopian tube. In one implementation, the apparatus includes an elongate member, an electrode carrier and one or more conductors. The elongate member has a lumen operable to couple to a vacuu...
03/20/2008
20080065065BIPOLAR COAGULATION ELECTRODE
A bipolar coagulation electrode has electrode poles arranged at a distance from each other and one behind the other in a region of the distal electrode end in the longitudinal profile of the coagulation electrode. At least one of the two electrode poles is built to be e...
03/13/2008
20080058821FLUID-ASSISTED MEDICAL DEVICES AND METHODS
A bipolar electrosurgical scraper device is provided comprising a handle, a blade having a thickness and a beveled distal end with the beveled distal end terminating distally in a scraping edge. The beveled distal end includes a first electrode and a second electrode wi...
03/06/2008
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