Patent application number | Description | Published |
20080287946 | Cool-Tip Thermocouple Including Two-Piece Hub - A surgical device for performing a surgical procedure on a patient is provided and includes a handle assembly including a housing having a distal end and a proximal end; a tissue engaging member supported in and extending from the distal end of the housing of the handle assembly; at least one conduit having a first end operatively associated with the tissue engaging member and a second end extending from the housing of the handle assembly; and a strain relief member supported on the at least one conduit and connected to the housing, wherein the strain relief member and the housing are configured to enable poly-axial movement of the strain relief member with respect to the housing. | 11-20-2008 |
20080319438 | Electrosurgical systems and cartridges for use therewith - A cartridge for use with an electrosurgical system includes a housing, a conduit, and a conductor. The housing includes a path defined therein. The conduit is disposed at least partially within the housing such that the path is configured to position at least a portion of the conduit within the housing. A chamber of the path is configured to dampen shock forces on the conduit. The conductor is adapted to transmit energy is disposed within the housing. At least a portion of the conductor is disposed at least partially within the housing. | 12-25-2008 |
20090021002 | Fluid line coupling - A fluid line coupling is disclosed for connection with hollow tubing. The coupling includes a body portion having a passageway for fluid communication with the tubing. A first wall extends from the body portion radially surrounding the passageway, and a second wall radially surrounds the first wall forming a pocket between the walls. The second wall includes an aperture for fluid communication with the pocket. An open ended aperture may be included in a radial array of apertures. The first wall may include a tapered surface for securing the tubing. A third wall may radially surround the second wall forming a well for an adhesive for filling the aperture and pocket. A second set of walls may extend in an axially opposite direction from the first set. The coupling may be included in a connection assembly with hollow tubing comprising a PVC material providing fluid communication with a medical instrument. | 01-22-2009 |
20090054890 | Electrosurgical device with LED adapter - The present disclosure includes an electrosurgical instrument which further includes a housing having distal and proximal ends. The electrosurgical instrument also includes a light-emitting diode adapter having distal and proximal ends configured to selectively engage the distal end of the housing. The light-emitting diode adapter also includes at least one light-emitting diode disposed therein. The light-emitting diode is adapted to connect to an electrosurgical energy source and being selectively activatable to emit light from the adapter. The at least one electrode is configured to selectively engage the distal end of the light-emitting diode adapter and adapted to connect to the electrosurgical energy source. | 02-26-2009 |
20090069793 | Cool tip junction - A conduit junction for use with an electrosurgical system includes a body having a lumen defined therein and at least one positioning structure. The lumen is configured to receive to receive at least a portion of a tubular structure. The tubular structure includes at least one of a conductor and a conduit of an electrosurgical system. The positioning structure is disposed in mechanical cooperation with the lumen and is adapted to position at least one of the conductor and the conduit within the body of the conduit junction. The body of the conduit junction may include a first section and a second section pivotably connected to each other. The positioning structure may include at least one rib pocket. | 03-12-2009 |
20090084581 | Cable Stand-Off - The different embodiments of the cable stand-off serve as a thermally inslutative protector. In one embodiment, the cable stand-off includes an elongated member defining a lumen therethrough, and a plurality of fins extending from an outer surface of the elongated member, wherein the plurality of fins includes sets of fins, each set of fins being spaced a longitudinal distance from one another and being positioned around a circumference of the elongated member. Another embodiment of the cable stand-off comprises an elongated member having a helical shape and surrounding at least a portion of a length of at least one energy transmission conduit. In yet another embodiment, a cable stand-off comprises an elongated surrounding at least a portion of a length of an energy transmission conduit, wherein the elongated member is made of a non-flammable, low particulate, flexible fiber material. | 04-02-2009 |
20090138010 | Wedge Coupling - A wedge coupling for coupling a tubing to a housing is disclosed. The wedge coupling includes a base having an opening defined therein and configured to receive a portion of the tubing therethrough and a plurality of prongs disposed on the base and around an inner periphery of the opening. The plurality of prongs are configured to slidably engage the housing and to deflect inwardly to secure the tubing to a nozzle adapter disposed within the housing. | 05-28-2009 |
20090240273 | Surgical Introducer with Indicators - A surgical introducer including a body portion, a shaft and a sensor is disclosed. The body portion includes a reference indicator. The shaft defines a longitudinal axis and is positionable adjacent the body portion. The shaft is rotatable with respect to the body portion and includes a longitudinal indicator and a circumferential indicator. The sensor is disposed in mechanical cooperation with a distal portion of the shaft and is adapted to provide physiological data pertaining to a surgical worksite. At least a portion of the sensor is substantially aligned with the circumferential indicator. Rotation of the shaft with respect to the body portion causes displacement between the circumferential indicator and the reference indicator. Longitudinal movement of the shaft with respect to the body portion causes displacement between the longitudinal indicator and the reference indicator. | 09-24-2009 |
20090248006 | Re-Hydration Antenna for Ablation - A system for use with a microwave antenna includes a microwave antenna configured to deliver microwave energy from a power source to tissue and a sensor module in operative communication with the power source and configured to detect a reflectance parameter. The system further includes a jacket adapted to at least partially surround the microwave antenna to define a fluid channel between the jacket and the microwave antenna. A plurality of fluid distribution ports are defined through the jacket and are in fluid communication with the fluid channel to permit the flow of fluid through the jacket. The system further includes a fluid pumping system operably coupled to the power source and configured to selectively provide cooling fluid to the fluid channel for distribution through the fluid distribution ports based on the reflectance parameter. | 10-01-2009 |
20090264877 | High-Strength Microwave Antenna Coupling - Microwave antenna assemblies incorporating a high-strength antenna coupler are described herein. The microwave antenna has a radiating portion connected by a feedline to a power generating source, e.g., a generator. Proximal and distal radiating portions of the antenna assembly are separated by a microwave antenna coupler. In embodiments, the described antenna coupler includes a dielectric member and at least one discrete coupling member. The coupling member isolates coupling forces, such as tension and torque, from the dielectric member, which may prevent cracking and reduce the incidence of mechanical failure of the dielectric. The coupling member may be formed from high strength materials, such as stainless steel, allowing greater coupling forces to be achieved when compared to couplers using only dielectric materials. The coupling member may additionally include reinforcing members which extend into the dielectric member for increased strength. | 10-22-2009 |
20090289151 | Coolant Line Clip Assemblies for Use With Fluid Delivery Systems - The present disclosure provides a fluid clip for use with a coolant system for electrosurgical procedures. The fluid clip includes a clip housing having proximal and distal ends and a channel defined therethrough. The channel is dimensioned to receive tubing for carrying a cooling fluid from a cooling source. The fluid clip includes a luer that includes a passageway defined therethrough. The passageway is dimensioned to securely receive the tubing such that the tubing extends through the luer for reception within the channel defined in the clip housing. The luer includes one or more interface on a surface thereof that matingly engages a corresponding interface on the clip housing. The interface on the luer cooperates with the interface on the clip housing to limit rotation of the tubing. | 11-26-2009 |
20110034919 | Vented Positioner and Spacer and Method of Use - Disclosed is a device positioner for guiding and positioning energy delivery devices during a surgical procedure. The energy delivery device positioner includes a body, a plurality of legs coupled to the body and a plurality of ribs connected to the body. The body includes a body facing surface and a plurality of device positioner apertures defined therein. The device positioner apertures are configured to receive an energy delivery device therethrough. The plurality of legs includes at least one foot extending beyond the patient facing surface of the body with the distal end of the foot configured to contact patient tissue and elevate the patient facing surface of the body such that the patient facing surface is spaced away from patient tissue. The plurality of ribs form one or more air flow aperture. | 02-10-2011 |
20110118730 | Twin Sealing Chamber Hub - Devices and methods for cooling microwave antennae and microwave hub construction are disclosed herein. The cooling system and hub can be utilized with a variety of microwave antenna types. A microwave hub is utilized to provide cooling fluids to a microwave antenna. The hub is constructed using no glue or adhesive for holding the different parts of the chambers in place. O-rings provide an increased reliability and consistency for fluid-tight seals in the hub. The various parts of the hub are form fitted and work together with the o-rings. | 05-19-2011 |
20110224504 | Automated Probe Placement Device - A probe includes a handle and an elongated shaft with proximal and distal ends. The elongated shaft includes a plurality of axial holding tube projections to house a corresponding plurality of measurement probes. The probe further includes an actuation system to operably engage each of the plurality of measurement probes to permit selective actuation thereof. Each of the plurality of measurement probes is capable of being advanced distally relative to the handle in response to the actuation thereof. The plurality of measurement probes measure one or more parameters selected from a group consisting of temperature, physiological pressure, conductivity, aquametry, pH level, and oxygen level. | 09-15-2011 |
20120029502 | Coolant Line Clip Assemblies For Use With Fluid Delivery Systems - The present disclosure provides a fluid clip for use with a coolant system for electrosurgical procedures. The fluid clip includes a clip housing having proximal and distal ends and a channel defined therethrough. The channel is dimensioned to receive tubing for carrying a cooling fluid from a cooling source. The fluid clip includes a luer that includes a passageway defined therethrough. The passageway is dimensioned to securely receive the tubing such that the tubing extends through the luer for reception within the channel defined in the clip housing. The luer includes one or more interface on a surface thereof that matingly engages a corresponding interface on the clip housing. The interface on the luer cooperates with the interface on the clip housing to limit rotation of the tubing. | 02-02-2012 |
20120215214 | Cool Tip Junction - A conduit junction for use with an electrosurgical system includes a body having a lumen defined therein and at least one positioning structure. The lumen is configured to receive to receive at least a portion of a tubular structure. The tubular structure includes at least one of a conductor and a conduit of an electrosurgical system. The positioning structure is disposed in mechanical cooperation with the lumen and is adapted to position at least one of the conductor and the conduit within the body of the conduit junction. The body of the conduit junction may include a first section and a second section pivotably connected to each other. The positioning structure may include at least one rib pocket. | 08-23-2012 |
20120259329 | Microwave Ablation Instrument with Interchangeable Antenna Probe - A surgical ablation system features a source of ablation energy, a handle adapted to operably couple to the source of ablation energy, and an ablation probe adapted to operably couple to the handle. The handle includes a housing having a proximal end and a distal end, a hub included within the housing having a plenum defined therein, and a proximal feedline in fluid communication at a proximal end thereof with the plenum and joined at a distal end thereof to a first coupling member. The ablation probe includes a probe hypotube shaft having a proximal end and a distal end, a second coupling member disposed at a proximal end of the probe hypotube shaft adapted to operably couple with the first coupling member, a distal tip adapted to penetrate tissue. Ablation energy is deliverable by the ablation probe when the source of ablation energy is operably coupled to the handle and the handle is operably coupled to the ablation probe. | 10-11-2012 |
20130226172 | ECOGENIC COOLED MICROWAVE ABLATION ANTENNA - An electrosurgical surface treatment formed on the surface of a surgical device the surface treatment including a indentation extending into a surface of the surgical device, the indentation including a first surface forming a first plane a second surface forming a second plane, and a third surface forming a third plane. The first, second and third planes are substantially perpendicular to each other. The surface treatment is visible to an ultrasonic imaging system and the surface treatment improves visibility of the surgical device by the ultrasonic imaging system. | 08-29-2013 |
20130289560 | Limited Reuse Ablation Needles and Ablation Devices for Use Therewith - A surgical instrument includes a reusable component and a limited-use component releasably engagable with the reusable component. The limited-use component is configured for one or more uses and includes a clocking mechanism configured to count each engagement of the reusable component and the limited-use component to one another. The clocking mechanism is incrementally transitionable upon each successive count from one or more uses state, wherein the clocking mechanism permits both mechanical engagement and electrical coupling of the reusable component and the limited-use component to one another, to a spent state, wherein the clocking mechanism inhibits both mechanical engagement and electrical coupling of the limited-use component and the reusable component to one another. | 10-31-2013 |
20140039487 | FLEXIBLE MICROWAVE CATHETERS FOR NATURAL OR ARTIFICIAL LUMENS - A flexible microwave catheter, including a flexible coaxial cable having an inner conductor, an inner dielectric coaxially disposed about the inner conductor, and an outer conductor coaxially disposed about the inner dielectric, at least one feedpoint defining a microwave radiating portion of the flexible coaxial cable, a mesh structure having a collapsed configuration and an expanded configuration and disposed about the microwave radiating portion of the flexible coaxial cable, wherein the mesh structure expands radially outward from the flexible microwave catheter thereby positioning the at least one feedpoint at the radial center of the mesh structure. | 02-06-2014 |
20140180279 | COOL-TIP THERMOCOUPLE INCLUDING TWO-PIECE HUB - An ablation electrode system includes a handle assembly; a needle electrode assembly supported in and extending from the handle assembly. The needle electrode assembly includes an outer tube having at least a conductive distal tip and defining a cavity therein; and an inner tube disposed at least partially within the cavity of the outer tube and defining a lumen therein. The ablation electrode assembly includes a hub assembly fluidly connected to the needle electrode assembly. The hub assembly defines a first chamber and a second chamber; wherein the proximal end portion of the inner tube is in fluid communication with the first chamber and the proximal end portion of the outer tube is in fluid communication with the second chamber. The ablation electrode assembly includes a first fluid conduit fluidly connected to the first chamber; and a second fluid conduit fluidly connected to the second chamber. | 06-26-2014 |