SALIENT SURGICAL TECHNOLOGIES, INC. Patent applications |
Patent application number | Title | Published |
20130085493 | Electrosurgical Balloons - An electrosurgical balloon includes an inflatable balloon body formed of a non-conductive substrate material. One or more electrodes are disposed on an exterior surface of the balloon body. The electrodes can include a pair of bipolar electrodes, and the balloon body can have at least one fluid outlet hole configured to provide fluid to the pair of bipolar electrodes. A second inflatable balloon body can be disposed inside the first inflatable balloon body. The electrosurgical balloon can be incorporated into a catheter assembly, in which the electrosurgical balloon is a balloon electrode tip at a distal end of a catheter. | 04-04-2013 |
20120259244 | Catheter Systems and Methods of Use - A catheter system can include a first catheter having an elongated body that defines a lumen, and a second catheter slidably disposed within the lumen of the first catheter. The lumen of the first catheter can also include a key joint component that corresponds to a key joint component on the second catheter. The distal end portion of the second catheter can include a pre-formed bend that extends at a non-zero angle relative to a longitudinal axis of the first catheter. In some embodiments, the second catheter can be used to aspirate a substance from a body lumen. | 10-11-2012 |
20120259208 | Catheter Systems and Methods of Use - A catheter system can include a first catheter including a first proximal end portion and a lumen. The first proximal end portion has a first key joint component that extends along a partial length of the first proximal end portion. The catheter system can also include a second catheter including a second key joint component that corresponds with the first key joint component. The first key joint component and the second key joint component are configured to be coupled together when the second catheter is slidably disposed within the lumen of the first catheter such that a rotational orientation of the second catheter is fixed relative to a rotational orientation of the first catheter. The first proximal end portion can be a fitting, and the first key joint component can include an opening defined by the fitting. | 10-11-2012 |
20120259206 | Catheter Systems and Methods of Use - A catheter system can include a first catheter having an elongated body that defines a lumen, and a second catheter slidably disposed within the lumen of the first catheter. The second catheter can include an acoustic device. The acoustic device can create a sound for verifying the location of the second catheter within a body lumen. The distal end portion of the second catheter can include a pre-formed bend that extends at a non-zero angle relative to a longitudinal axis of the first catheter. In some embodiments, the second catheter can be used to aspirate a substance from a body lumen. | 10-11-2012 |
20120232553 | Bronchoscope-Compatible Catheter Provided with Electrosurgical Device - A catheter system can include an electrical adapter and a catheter. The electrical adapter includes a hollow adapter body having a longitudinally extending channel and an electrical terminal positioned within the channel. The electrical adapter can be configured to connect to an energy source. The catheter can include an elongated body having a proximal end portion and a distal end portion, and an electrical connector coupled to the proximal end portion. The electrical connector forms the outer periphery of the catheter along a portion of the longitudinal length of the catheter. The electrical terminal and the electrical connector contact each other when the electrical connector is advanced through the channel to an electrical contact position in the channel, and are isolated from each other when the electrical connector is proximal of the electrical contact position. | 09-13-2012 |
20120150165 | Bipolar Electrosurgical Device - A bipolar electrosurgical device includes a shaft and an electrode tip coupled to a distal end of the shaft. At least a portion of the electrode tip extends distally beyond the distal end of the shaft and includes an insulator extending between a first electrode and a second electrode. The first electrode is configured to he an active electrode and the second electrode is configured to be a return electrode. The electrode tip can include a substantially conically-shaped portion, or can include a spherical portion and a cylindrical portion protruding from the spherical portion at a non-zero angle with respect to a longitudinal axis of the shaft. The substantially conically-shaped portion can include at least a portion of one of the first electrode and the second electrode. The distal end of the shaft can include a fluid outlet opening to provide fluid from a fluid source onto the first electrode and the second electrode. | 06-14-2012 |
20120101496 | FLUID-ASSISTED MEDICAL DEVICES, SYSTEMS AND METHODS - An electrosurgical device includes a first electrode tip connected to a first shaft and spaced from a second electrode tip connected to a second shaft. The first electrode tip serves as a first pole, and the second electrode tip serves as a second pole, of a bipolar electrode configuration. A first fluid outlet opening is defined by a distal end of the first shaft and a portion of the first electrode tip. A second fluid outlet opening is defined by a distal end of the second shaft and a portion of the second electrode tip. At least one recess can be formed in an exterior surface of each of the first and the second electrode tips, providing a fluid flow channel for fluid to flow distally along the respective electrode tip. | 04-26-2012 |
20120004657 | Electrosurgical Devices with Wire Electrode And Methods of Use Thereof - The invention provides an electrosurgical device and methods of use thereof. In one embodiment, the device may comprise a handle, a shaft distal to the handle, a first electrode tip and a second electrode tip adjacent a distal end of the shaft, with the first electrode tip spaced from the second electrode tip and wherein the first electrode tip comprises a first U-shaped electrode and the second electrode tip comprises a second U-shaped electrode, and at least one fluid outlet. In another embodiment, the device may comprise a handle, a shaft distal to the handle, and a first electrode and a second electrode adjacent a distal end of the shaft with the first electrode coplanar with the second electrode and comprising a wire electrode having a U-shape which surrounds a perimeter of the second electrode and is spaced from the second electrode by an aperture. | 01-05-2012 |
20110319889 | Electrode Sheath For Electrosurgical Device - This invention provides an electrosurgical device comprising a handle, a shaft member distal to the handle, a first electrode tip and a second electrode tip at a distal end of the shaft member with the first electrode tip laterally spaced from the second electrode tip, and an electrode sheath movable to cover and uncover a side of the electrode tips while a distal end of the electrode tips is uncovered to treat tissue. | 12-29-2011 |
20110295249 | Fluid-Assisted Electrosurgical Devices, and Methods of Manufacture Thereof - This invention provides a fluid-assisted electrosurgical device to treat tissue in a presence of radio frequency energy and a fluid provided from the device. The device comprises a handle, a rigid shaft member distal to the handle, and at least one electrode distal to the shaft member. The shaft member comprises a shaft member first body and a shaft member second body joined together along a length of the shaft member. The shaft member further comprises a plurality of longitudinally oriented shaft member passages, with each of the passages having a length defined by the shaft member first body and the shaft member second body. | 12-01-2011 |
20110224669 | Bipolar Electrosurgical Cutter with Position Insensitive Return Electrode Contact - A bipolar electrosurgical device includes a handle and an elongated end effector coupled to the handle. The end effector includes an elongated, insulating body having first and second electrodes disposed thereon. The first and second electrodes are separated at the distal end of the insulating body, and a cavity formed in the distal end of the effector is positioned between the first and second electrodes. A fluid-delivery tube is positioned on the body to deliver a conductive fluid to the distal end, adjacent the cavity. During use of the electrosurgical device, delivery of the conductive fluid facilitates formation of an electrical coupling between the electrodes via the tissue being treated. | 09-15-2011 |
20110125146 | Cartridge Assembly For Electrosurgical Devices, Electrosurgical Unit And Methods Of Use Thereof - The invention provides a cartridge assembly to couple a tissue treatment device with an electrosurgical unit, with the cartridge assembly operable with a power delivery apparatus and a fluid delivery apparatus of the electrosurgical unit. The invention also provides an electrosurgical unit comprising a power delivery apparatus and a fluid delivery apparatus operable with the cartridge assembly and a system thereof. | 05-26-2011 |
20110028965 | Fluid-Assisted Electrosurgical Devices, Electrosurgical Unit With Pump And Methods Of Use Thereof - The invention provides an electrosurgical unit comprising a radio-frequency power source and a pump, with the throughput of fluid expelled by the pump controlled by the RF power level setting and fluid flow rate setting. The invention also provides various electrosurgical devices which may be used with the electrosurgical unit. In one embodiment, the electrosurgical device comprises a first electrode tip spaced next to a second electrode tip with a portion of the first electrode tip facing the second electrode tip and a portion of the second electrode tip facing the first electrode tip, the first electrode tip and the second electrode tip both having a spherical distal end, and a fluid outlet arrangement to expel fluid onto the electrode tips solely at locations remote from the electrode tip portions facing each other. | 02-03-2011 |
20100217255 | Fluid-Assisted Electrosurgical Device and Methods of Use Thereof - The invention provides an electrosurgical device and methods of use thereof. The device comprises a first electrode, a second electrode and at least one fluid outlet. In one embodiment, the first electrode has a distal portion with an electrically conductive spherical surface, the second electrode has a distal portion with an electrically conductive spherical surface, and at least one of the first electrode and the second electrode have a blade portion. | 08-26-2010 |
20100100095 | FLUID-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 distal end of the tubular member, the second arm including a second electrode and being disposed coaxially with the first arm, at least one solution infusion opening on each electrode, and a solution delivery channel for delivery of a conductive solution to the solution infusion openings. According to the invention, at least one of the first arm or the second arm is translationally moveable, and at least one of the first arm or the second arm is adapted to be coupled to a source of radiofrequency energy. The invention also provides a corresponding method for treating blood vessels or other tissues of the body. | 04-22-2010 |
20090264879 | Fluid-Assisted Medical Devices, Systems and Methods - Surgical devices, systems and methods for treating tissue are provided. Also provided are systems for treating tissue and methods of treating tissue. An exemplary surgical device comprises a handle ( | 10-22-2009 |
20090222001 | Fluid-Assisted Electrosurgical Devices, Methods and Systems - The invention provides a bipolar electrosurgical device to treat tissue in a presence of radio frequency energy and a fluid provided from the device. In one embodiment, the device comprises a first electrode and a second electrode at the end of a malleable shaft assembly to be hand shapeable by a user of the device, and at least one fluid outlet. The malleable shaft assembly comprises a first shaft and a second shaft, a length of the first shaft and a length of the second shaft in an outer member comprising a polymer, and at least a portion of the first shaft and at least a portion of the second shaft being malleable. | 09-03-2009 |
20080234674 | SURGICAL 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 the device, with the device comprising a disc shaped distal end. In one method embodiment, the invention comprises a method of treating tissue having a blood vessel during spine surgery, with the method comprising pressing a portion of the blood vessel against a supporting spine structure with a surgical device to provide a compressed portion of the blood vessel, and heating the compressed portion of the blood vessel with the surgical device sufficiently to inhibit a blood flow through the vessel after the surgical device is removed from the blood vessel. | 09-25-2008 |