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| Number | Title | Issue Date |
| 8187263 | System and method for return electrode monitoring A return electrode monitoring (“REM”) system is disclosed. The REM system includes a return electrode pad having a pair of split electrode pads and a detection circuit coupled to the pair of split electrode pads. The detection circuit and the pair of split elect... | 05/29/2012 |
| 8100898 | System and method for return electrode monitoring A system for determining probability of tissue damage is disclosed. The system includes an electrosurgical generator adapted to generate an electrosurgical current and a plurality of return electrodes adhered to a patient and adapted to couple to the electrosurgical... | 01/24/2012 |
| 8096988 | Methods and apparatus for dispersing current flow in electrosurgery Methods and apparatus for delivering, monitoring, balancing, and/or dispersing high-frequency current flow in monopolar electrosurgery. The methods generally include positioning an active electrode in or on target tissue, positioning at least two dispersive electrod... | 01/17/2012 |
| 8062291 | Smart return electrode pad An electrosurgical return electrode is disclosed. The return electrode includes a return electrode pad having a patient-contacting surface configured to conduct electrosurgical energy and a sensor circuit coupled to the return electrode pad. The sensor circuit is co... | 11/22/2011 |
| 7938825 | Multiple RF return pad contact detection system A multiple RF return pad contact detection system is provided which is adaptive to different physiological characteristics of patients without being susceptible to electrosurgical current interference (e.g., interference or measurement interaction between components... | 05/10/2011 |
| 7927329 | Temperature sensing return electrode pad An electrosurgical return electrode is disclosed. The return electrode includes a conductive pad having one or more temperature monitoring zones and a patient-contacting surface configured to conduct electrosurgical energy and a temperature sensing circuit coupled t... | 04/19/2011 |
| 7837680 | Tuned return electrode with matching inductor An electrosurgical return electrode for use in electrosurgery. The return electrode is self-limiting and self-regulating as to current temperature and temperature rise so as to prevent patient trauma. According to one aspect of the invention, an inductor is coupled ... | 11/23/2010 |
| 7736359 | RF return pad current detection system The present disclosure provides an electrosurgical return pad current detection system for use in monopolar surgery as well as a method of using the same. The detection system comprises a plurality of conductive pads which include a plurality of conductive elements.... | 06/15/2010 |
| 7722603 | Smart return electrode pad An electrosurgical return electrode is disclosed. The return electrode includes a return electrode pad having a patient-contacting surface configured to conduct electrosurgical energy and a sensor circuit coupled to the return electrode pad. The sensor circuit is co... | 05/25/2010 |
| 7637907 | System and method for return electrode monitoring A system for monitoring a plurality of return electrodes is disclosed. The system includes a plurality of return electrodes adhered to a patient and adapted to couple to an electrosurgical generator configured to generate an electrosurgical current. The system also ... | 12/29/2009 |
| 7569052 | Ablation catheter with tissue protecting assembly A medical probe includes an elongate member having a proximal end and a distal end, an ablative element mounted to the distal end of the elongate member, and a cage assembly mounted to the distal end of the elongate member, the cage assembly at least partially cover... | 08/04/2009 |
| 7566332 | Methods and apparatus for dispersing current flow in electrosurgery Methods and apparatus for delivering, monitoring, balancing, and/or dispersing high-frequency current flow in monopolar electrosurgery. The methods generally include positioning an active electrode in or on target tissue, positioning at least two dispersive electrod... | 07/28/2009 |
| 7425835 | Method and measurement apparatus for determining the transition impedance between two parts of a subdivided neutral electrode A method and a measurement apparatus are provided for determining the transition impedance between two electrode parts of a subdivided neutral electrode used in high-frequency surgery. These make it possible for the purely capacitive component of the transition impe... | 09/16/2008 |
| 7422589 | System and method for performing an electrosurgical procedure A system and method for performing an electrosurgical procedure are disclosed. The method includes obtaining information indicative of at least one physical characteristic of the patient and generating a reference voltage that is derived, at least in part, from the ... | 09/09/2008 |
| 7367971 | Self-limiting electrosurgical return electrode A removable semi-insulating sheet for use in self-limiting electrosurgical return semi-insulating sheet for use with electrosurgery. Through the selection of impedance characteristics for the electrode materials of the principal body of the semi-insulating sheet, an... | 05/06/2008 |
| 7331956 | Methods and apparatus for treating back pain Apparatus and methods for treating back pain of a patient by denervation of an intervertebral disc or a region of the posterior longitudinal ligament by the controlled application of heat to a target tissue. In one embodiment, the invention may include a procedure c... | 02/19/2008 |
| 7317954 | Virtual control of electrosurgical generator functions A virtual control panel controls the functionality of an electrosurgical generator in response to interrogating, preferably optically, an object, such as a user's finger, interacting with a control panel image as an act of control input over the functionality of the... | 01/08/2008 |
| 7317955 | Virtual operating room integration A virtual control system for an operating room establishes virtual control devices to control surgical equipment and patient monitoring equipment and to display control, status and functionality information concerning the surgical equipment and condition information... | 01/08/2008 |
| 7316682 | Electrosurgical device to generate a plasma stream An electrosurgical device to generate a plasma stream for performing electrosurgery on a surgical site on a patient comprising an electrosurgical generator coupled to a electrical power source to supply power to the electrosurgical device and a plasma generator incl... | 01/08/2008 |
| 7313435 | Bioelectric impedance measuring apparatus There is provided an apparatus capable of carrying out an accurate bioelectrical impedance measurement by determining whether contact of a living body with electrodes used at the time of the bioelectrical impedance measurement is normal or not more accurately. The a... | 12/25/2007 |
| 7311560 | Return pad cable connector A return pad cable connector, in accordance with the present disclosure, for use with a disposable return pad, includes a cord having a conductive wire disposed therethrough which conductive wire interconnects the return pad cable connector to an electrosurgical ene... | 12/25/2007 |
| 7300435 | Automatic control system for an electrosurgical generator An automatic control system for an electrosurgical generator is herein disclosed. The automatic control system includes voltage and current sensing circuits, a processing circuit, an output determining circuit, and a control circuit. Samples of the voltage and curre... | 11/27/2007 |
| 7296571 | Electrical cautery-oxygen safety device Operating room fires are prevented by a safety interlock that disables instrumentalities (such as an electrical cautery device) capable of igniting a fire in the presence of oxygen and a fuel source or combustible material such as skin, hair and/or prep agents conta... | 11/20/2007 |
| 7279851 | Systems and methods for fault protection in a balancing transformer An apparatus and methods for balancing current in multiple negative impedance gas discharge lamp loads. Embodiments advantageously include balancing transformer configurations that are relatively cost-effective, reliable, efficient, and good performing. Embodiments ... | 10/09/2007 |
| 7270658 | Systems and methods for electrosurgery 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 frequency (RF) electrical energy is applied to one or more active electrodes ... | 09/18/2007 |
| 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 invention provides methods for the controlled heating of various tiss... | 09/18/2007 |
| 7260428 | Shield arrangement for ECG lead wires A grounding arrangement in a system using the same connector for 5- and 12-lead connection in ECG-measurement. If 5-lead configuration is used, the connector elements of the 12-lead connection are used for grounding of lead wire shields through a current limiting ci... | 08/21/2007 |
| 7241293 | Electrode screen enhanced electrosurgical apparatus and methods for ablating tissue Electrosurgical methods and apparatus for the controlled ablation of tissue from a target site of a patient. The instrument includes a shaft having proximal and distal end portion and an active screen electrode on the distal end portion; a return electrode arranged ... | 07/10/2007 |
| 7229307 | Return pad cable connector An electrosurgical system is provided which includes an electrosurgical energy source; a return pad including a conductive surface; and a return pad cable connector selectively connectable to the electrosurgical generator. The return pad cable connector includes a c... | 06/12/2007 |
| 7220260 | Electrosurgical system An electrosurgical system comprises a generator and an instrument including a first electrode, a second electrode, and an insulating spacer separating the first and second electrodes. The generator repeatedly measures a characteristic of the radio frequency output s... | 05/22/2007 |
| 7201750 | System 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 frequency power supply (28). The shaft includ... | 04/10/2007 |
| 7182604 | Return pad cable connector A return pad cable connector, in accordance with the present disclosure, for use with a disposable return pad, includes a cord having a conductive wire disposed therethrough which conductive wire interconnects the return pad cable connector to an electrosurgical ene... | 02/27/2007 |
| 7179255 | Methods for targeted electrosurgery on contained herniated 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, and applying at least a first high frequency voltage between the active... | 02/20/2007 |
| 7175621 | Electrosurgical mode conversion system A surgical system that applies electrical energy to obtain predetermined surgical effects while improving the control of the application of the energy that is supplied by electrosurgical generators. In one embodiment, a surgical assembly interfaces with and receives... | 02/13/2007 |
| 7169145 | Tuned return electrode with matching inductor An electrosurgical return electrode for use in electrosurgery. The return electrode is self-limiting and self-regulating as to maximum current and temperature rise to prevent patient trauma. An inductor is coupled in series with the return electrode. The inductor co... | 01/30/2007 |
| 7169143 | Methods for electrosurgical tissue treatment in electrically conductive fluid An electrosurgical probe comprises a shaft having at least one electrode terminal at its distal end and a connector at its proximal end. The electrode terminal may be spaced from a return electrode such that when the electrode terminal is brought adjacent a tissue s... | 01/30/2007 |
| 7166102 | Self-limiting electrosurgical return electrode A removable semi-insulating sheet for use in self-limiting electrosurgical return semi-insulating sheet for use with electrosurgery. Through the selection of impedance characteristics for the electrode materials of the principal body of the semi-insulating sheet, an... | 01/23/2007 |
| 7160293 | Multiple RF return pad contact detection system A multiple RF return pad contact detection system is provided which is adaptive to different physiological characteristics of patients without being susceptible to electrosurgical current interference (e.g., interference or measurement interaction between components... | 01/09/2007 |
| 7131969 | Systems and methods for electrosurgical treatment of obstructive sleep disorders 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 ear, nose and throat. The present invention applies high frequency (... | 11/07/2006 |
| 7094231 | Dual-mode electrosurgical instrument An electrosurgical instrument that is capable of generating high-quality RF energy at a single frequency in the MHz range best suited for delicate, precise and quick-healing cutting procedures with low leakage currents using a monopolar handpiece, and also provides ... | 08/22/2006 |
