Patent application number | Description | Published |
20090254164 | ENERGIZED STENTS AND METHODS OF USING THE SAME - The present disclosure relates to surgical systems including energized/energizable stents, and methods of using the same in the prevention of restenosis. A surgical system for treating a stenosis and/or a restenosis site s provided. The surgical system includes an electrosurgical generator; an energy transmitting conduit connectable to the electrosurgical generator; and a stent positionable in a body lumen at a site of a stenosis. The stent is fabricated from an electrically conductive material and adapted to electrically communicate with the electrosurgical generator, and the energy transmitting conduit delivers electrosurgical energy to the site of the stenosis. | 10-08-2009 |
20090306648 | System and Method for Output Control of Electrosurgical Generator - An electrosurgical system and method are disclosed. The system includes an electrosurgical generator adapted to supply electrosurgical energy to tissue. The generator includes sensor circuitry adapted to continuously monitor tissue impedance to generate a variance impedance curve and a microprocessor adapted to calculate a slope of a segment of the variance impedance curve. The microprocessor also calculates a bubble factor that represents the rate of formation and absorption of bubbles within tissue to determine minimum tissue impedance and maximum tissue conductance. The system further includes an electrosurgical instrument which includes one or more active electrodes adapted to apply electrosurgical energy to tissue. | 12-10-2009 |
20100179529 | Energy Delivery Algorithm for Medical Devices - A method for controlling energy applied to tissue as a function of at least one detected tissue property includes the initial step of applying energy to tissue. The method also includes the steps of initially adjusting the energy applied to tissue and determining a direction of change of the at least one detected tissue property. The method also includes the steps of subsequently adjusting the energy applied to tissue in the same direction as the initially adjusting step if the at least one detected tissue property is changing in a first direction and in the opposite direction to the initially adjusting step if the at least one detected tissue property is changing in a second direction and further adjusting the energy applied to the tissue in the same direction as the initially adjusting step if the at least one detected tissue property is changing in the second direction and in the opposite direction to the initially adjusting step if the at least one detected tissue property is changing in the first direction. | 07-15-2010 |
20100179536 | Energy Delivery Algorithm for Medical Devices Based on Maintaining a Fixed Position on a Tissue Electrical Conductivity v. Temperature Curve - A method for controlling an electrosurgical waveform includes the initial steps of activating an electrosurgical generator and increasing power during a first sample window and determining a direction of change in a first average impedance during the first sample window. The method also includes the steps of performing a first adjustment of power in response to the direction of change in the first average impedance during a subsequent sample window and determining a direction of change in a subsequent average impedance during the subsequent sample window in response to the first adjustment of power. The method also includes performing a subsequent adjustment of power in response to the direction of change in the subsequent average impedance, wherein the subsequent adjustment of power is reverse to that of the first adjustment of power when the direction of change in the first and subsequent average impedances is the same. | 07-15-2010 |
20120109282 | Energized Stents and Methods of Using the Same - The present disclosure relates to surgical systems including energized/energizable stents, and methods of using the same in the prevention of restenosis. A surgical system for treating a stenosis and/or a restenosis site s provided. The surgical system includes an electrosurgical generator; an energy transmitting conduit connectable to the electrosurgical generator; and a stent positionable in a body lumen at a site of a stenosis. The stent is fabricated from an electrically conductive material and adapted to electrically communicate with the electrosurgical generator, and the energy transmitting conduit delivers electrosurgical energy to the site of the stenosis. | 05-03-2012 |
20130006235 | ENERGY DELIVERY ALGORITHM FOR MEDICAL DEVICES - A method for controlling an electrosurgical waveform includes the initial steps of activating an electrosurgical generator and increasing power during a first sample window and determining a direction of change in a first average impedance during the first sample window. The method also includes the steps of performing a first adjustment of power in response to the direction of change in the first average impedance during a subsequent sample window and determining a direction of change in a subsequent average impedance during the subsequent sample window in response to the first adjustment of power. The method also includes performing a subsequent adjustment of power in response to the direction of change in the subsequent average impedance, wherein the subsequent adjustment of power is reverse to that of the first adjustment of power when the direction of change in the first and subsequent average impedances is the same. | 01-03-2013 |
Patent application number | Description | Published |
20120259326 | FLEXIBLE MICROWAVE CATHETERS FOR NATURAL OR ARTIFICIAL LUMENS - A method for forming a resonating structure within a body lumen, the method including advancing a flexible microwave catheter into a body lumen of a patient, the flexible microwave catheter including a radiating portion at the distal end of the flexible microwave catheter, the radiating portion configured to receive microwave energy, and at least one centering device proximate the radiating portion configured to deploy radially outward from the flexible microwave catheter; positioning the radiating portion near tissue of interest; deploying the at least one centering device radially outward from the flexible microwave catheter within the body lumen such that a longitudinal axis of the radiating portion is substantially parallel with and at a fixed distance from a longitudinal axis of the body lumen near the targeted tissue; and delivering microwave energy to the radiating portion such that a circumferentially balanced resonating structure is formed with the body lumen. | 10-11-2012 |
20130315440 | Fiducial Tracking System - The present disclosure is directed to fiducial tracking system. The fiducial tracking system includes a first device having a fiducial pattern disposed thereon and a second device having an image capture device disposed thereon. The image capturing device is configured to obtain a fiducial image of the fiducial pattern. A controller is also provided that is configured to receive the fiducial image, correct the fiducial image for lens distortion, find correspondence between the fiducial image and a model image, estimate a camera pose, and transform a position of the second device to model coordinates. | 11-28-2013 |
20130316318 | Treatment Planning System - The present disclosure is directed to a planning system for planning a surgical procedure. The planning system includes a memory configured to store a plurality of images and a controller configured to render the plurality of images in three dimensions. The controller also automatically segments the plurality of images to demarcate a target area and automatically determines a treatment plan based on the target area. A display is configured to display the rendered plurality of images and the target area. | 11-28-2013 |
20130317351 | Surgical Navigation System - The present disclosure is directed to a surgical navigation system. The navigation system includes an ultrasound device configured to obtain an ultrasound image in a scan plane The ultrasound device has a fiducial pattern disposed thereon. A surgical device having an image capture device configured to capture a fiducial image of the fiducial pattern is also provided. The system also includes a controller configured to receive the ultrasound image and the fiducial image, wherein the controller determines a position of the surgical device in relation to the scan plane based on the fiducial image. A display is configured to display the ultrasound image and a virtual image of the surgical device based on the position of the surgical device in relation to the scan plane. | 11-28-2013 |
20130317352 | Systems and Methods for Planning and Navigation - The present disclosure is directed to a planning and navigation method. The planning and method includes obtaining and rendering a plurality of images. The plurality of images are segmented to demarcate a target area. A treatment plan is determined based on the target area. The navigation method includes obtaining an ultrasound image of a scan plane including the target and obtaining a fiducial image of a fiducial pattern disposed on an ultrasound device. The obtained fiducial image is corrected and a correspondence between the fiducial image and a model image is found. A position of the surgical device is transformed to model coordinates. Then the ultrasound image and a virtual image of the surgical device is displayed to allow a surgeon to navigate the surgical device to the target using the displayed ultrasound image and the virtual image. The target is treated based on the treatment plan. | 11-28-2013 |
20130317353 | Surgical Planning System and Navigation System - The present disclosure is directed to a planning and navigation system. The planning system includes a memory configured to store a plurality of images and a controller configured to render the plurality of images in three dimensions, automatically segment the plurality of images to demarcate a target area, and automatically determine a treatment plan based on the target area. The navigation system includes an ultrasound device having a fiducial pattern that obtains an ultrasound image, a surgical device having a image capture device that captures an image of the fiducial pattern, and a controller that receives the ultrasound image and the fiducial image. The controller determines a position of the surgical device based on the fiducial image. The planning and navigation system also includes a controller that receives data from the planning system and the navigation system and a display configured to display the received information. | 11-28-2013 |
20130317363 | Planning System and Navigation System for an Ablation Procedure - The present disclosure is directed to an ablation planning and navigation system. The planning system includes a memory configured to store a plurality of images and a controller configured to render the plurality of images in three dimensions, automatically segment the plurality of images to demarcate a target area, and automatically determine a treatment plan based on the target area. The navigation system includes an ultrasound device having a fiducial pattern that obtains an ultrasound image, an ablation needle having a image capture device that captures an image of the fiducial pattern, and a controller that receives the ultrasound image and the fiducial image. The controller determines a position of the ablation needle based on the fiducial image. The planning and navigation system also includes a controller that receives data from the planning system and the navigation system and a display configured to display the received information. | 11-28-2013 |
20140046174 | MICROWAVE ABLATION CATHETER AND METHOD OF UTILIZING THE SAME - A microwave ablation system configured for use in luminal network is provided. The microwave ablation system includes a microwave energy source. A tool for treating tissue is provided with the microwave ablation system. An extended working channel is configured to provide passage for the tool. A locatable guide catheter is positionable through the extended working channel and configured to navigate the extended working channel adjacent the target tissue. The microwave ablation system includes a navigation system that is configured for guiding the tool, extended working channel or the locatable guide through a luminal network following a predetermined determined pathway to the target tissue. One or more imaging modalities may be utilized for confirming placement of the tool within target tissue. | 02-13-2014 |
20140046175 | MICROWAVE ABLATION CATHETER AND METHOD OF UTILIZING THE SAME - A microwave ablation system configured for use in luminal network is provided. The microwave ablation system includes a microwave energy source and a tool for treating tissue. An extended working channel is configured to provide passage for the tool. A locatable guide, translatable through the extended working channel, is configured to navigate the extended working channel adjacent a target. | 02-13-2014 |
20140046176 | MICROWAVE ABLATION CATHETER AND METHOD OF UTILIZING THE SAME - A method for treating lung tissue of a patient is provided. A pathway to a point of interest in a lung of a patient is generated. An extended working channel is advanced transorally into the lung and along the pathway to the point of interest. The extended working channel is positioned in a substantially fixed orientation at the point interest. A tool is advanced though the extended working channel to the point of interest. The lung tissue is treated at the point of interest. | 02-13-2014 |
20140046211 | MICROWAVE ABLATION CATHETER AND METHOD OF UTILIZING THE SAME - A method for treating tissue through a branched luminal network of a patient is provided. A pathway to a point of interest in branched luminal network of a patient is generated. An extended working channel is advanced transorally into the branched luminal network and along the pathway to the point of interest. The extended working channel may be positioned in a substantially fixed orientation at the point interest. A tool is advanced though the extended working channel to the point of interest. Tissue at the point of interest is treated. | 02-13-2014 |
20140046315 | MICROWAVE ABLATION CATHETER AND METHOD OF UTILIZING THE SAME - A microwave ablation catheter is provided. The microwave ablation catheter includes a coaxial cable connected at its proximal end to a microwave energy source and at its distal end to a distal radiating section. The coaxial cable includes inner and outer conductors and a dielectric positioned therebetween. The inner conductor extends distally past the outer conductor and is in sealed engagement with the distal radiating section. A balun is formed in part from a conductive material electrically connected to the outer conductor of the coaxial cable and extends along at least a portion of the coaxial cable. The conductive material has a braided configuration and is covered by at least one insulative material. | 02-13-2014 |
20140046316 | MICROWAVE ABLATION CATHETER AND METHOD OF UTILIZING THE SAME - A microwave ablation system configured for use in luminal network is provided. The microwave ablation system includes a microwave energy source and a tool for treating tissue. An extended working channel is configured to provide passage for the tool. A locatable guide, translatable through the extended working channel, is configured to navigate the extended working channel adjacent a target. | 02-13-2014 |
20140259641 | MICROWAVE ENERGY-DELIVERY DEVICE AND SYSTEM - A method of manufacturing a microwave ablation device, the method including applying a balun short circumferentially about an outer conductor of a coaxial feedline and applying a dielectric material circumferentially about the outer conductor of the coaxial feedline and in contact with the balun short to form a balun. The method further including extending a temperature sensor along the coaxial feedline such that the sensor contacts the balun short, securing the temperature sensor to the coaxial feedline with a first heat shrink material, and securing the dielectric material, balun short, and temperature sensor in contact with each other and to the coaxial feedline using a second heat shrink material. | 09-18-2014 |
20140276033 | MICROWAVE ENERGY-DEVICE AND SYSTEM - An ablation system including an image database storing a plurality of computed tomography (CT) images of a luminal network and a navigation system enabling, in combination with an endoscope and the CT images, navigation of a locatable guide and an extended working channel to a point of interest. The system further includes one or more fiducial markers, placed in proximity to the point of interest and a percutaneous microwave ablation device for applying energy to the point of interest. | 09-18-2014 |
20140276200 | MICROWAVE ENERGY-DELIVERY DEVICE AND SYSTEM - A method of treating tissue including displaying a path to a point of interest within a luminal network, navigating a locatable guide to the point of interest following the displayed path, and deploying one or more fiducial markers proximate the point of interest. The method also including percutaneously inserting a microwave ablation device into the point of interest and ablating the tissue at the point of interest. | 09-18-2014 |
20140276739 | MICROWAVE ENERGY-DELIVERY DEVICE AND SYSTEM - A microwave ablation device including a cable assembly configured to connect a microwave ablation device to an energy source and a feedline in electrical communication with the cable assembly. The microwave ablation device further includes a balun on an outer conductor of the feedline, and a temperature sensor on the balun sensing the temperature of the balun. | 09-18-2014 |
Patent application number | Description | Published |
20090050658 | MULTI-FUNCTIONAL CARRIER FOR CARRYING ITEMS - Embodiments of the present invention relate to multi-functional carriers for carrying items and methods for constructing carriers. According to some embodiments the carrier includes a holder and a strap molded of foam material. The strap and holder may be coupled together in various configurations to create loop through which one or more objects may be inserted or removed from within a cavity in the holder. | 02-26-2009 |
20090140016 | SELF-ADJUSTING HOLSTER PARTICULARLY ADAPTED FOR HOLDING IMPLEMENTS OF A WIDE RANGE OF SIZES - An implement holster comprising a holster support, a first cradle attached to the holster support, a second cradle, and a resilient strap system connected between the holster support and the second cradle, the first cradle fitting within the second cradle. The implement holster further comprises a clip adapted for attaching the holster to a support, a rotator connected between the clip and the holster, and a detent system permitting the holster to be held in a plurality of different positions with respect to the clip. | 06-04-2009 |
20090140017 | CARRYING CASE WITH BACKBONE - A carrying case includes a backbone panel forming a back and base for the carrying case. A rear-top panel is connected to the backbone panel forming at least a portion of the sides and top of the carrying case. A left side and a right side panel are connected to the backbone panel forming a portion of the left side and right side of the carrying case, respectively. A mid-top panel is connected to the left side and right side panels, forming a portion of the sides and top of the carrying case. A mid-front panel is connected to the mid-top panel, the left side and right side panels, and the backbone panel, the mid-front panel forming the front of the carrying case. A first zipper is connected to the rear-top panel and the mid-top panel. The backbone panel, rear-top panel, left side and right side panels, mid-top panel, mid-front panel, and zipper form a first pocket in the carrying case. | 06-04-2009 |
20110286217 | TIE WRAP FOR BUNDLING OBJECTS - A twist tie device has an elongated piece of shape-retaining deformable material. A cover covers the shape-retaining deformable material along the length of the elongated piece. The cover has a bond between the elongated piece and the cover. The bond between the cover and the elongated piece is along the entire interior surface of the cover. An outer cover may be bonded to the cover. The outer cover may have a gripping surface and a non-gripping surface. The gripping surface will provide more grip for the twist tie device when it is wrapped around itself, and the gripping surface will provide more grip when it is wrapped around objects. | 11-24-2011 |
20120024917 | TABLET ACCESSORY SYSTEM - A tablet computer accessory system for holding a tablet computer includes a base; a plurality of holding straps extending from the base, the plurality of straps each forming a loop, each loop oriented on a corner of the tablet computer; a lanyard interconnected with the base; a handle interconnected with the base; a hanging strap interconnected with a carabineer, the hanging strap attached to the base; and a leg strap interconnected with the base. | 02-02-2012 |
20130026316 | TIE WRAP FOR BUNDLING OBJECTS - A holder includes a body, the body having a first and second receiver and a first and second cylindrical holder. The holder further includes a tie comprised of an elongated piece of shape-retaining deformable material and a cover covering the shape-retaining deformable material along the length of the elongated piece. The covering and the shape-retaining deformable material are bonded along their length. A first portion of the tie passes through the first cylindrical holder. A second portion of the tie passes through the second cylindrical holder, such that a loop is formed between the body and the tie, stretching from the first cylindrical holder to the second cylindrical holder. | 01-31-2013 |
20130032617 | CANTILEVERED SNAP FIT CASE - A case for holding an electronic device includes a body having a void for holding the electronic device. The void approximately replicates the shape of the electronic device such that a face of the electronic device is not substantially surrounded by the body. The body has tabs configured to contact a portion of the face of the electronic device and hold the electronic device in the void such that it is held in place. The body has a flexible body portion, the flexible body portion defined by a cut in the body, dividing the body into a hinge portion and a main body. The hinge portion is configured to be flexed away from the main body to provide a direction that the electronic device is slidably removed. | 02-07-2013 |
20130334070 | CANTILEVERED SNAP FIT CASE - A case for holding an electronic device includes a body having a void for holding the electronic device. The void approximately replicates the shape of the electronic device such that a face of the electronic device is not substantially surrounded by the body. The body has tabs configured to contact a portion of the face of the electronic device and hold the electronic device in the void such that it is held in place. The body has a flexible body portion, the flexible body portion defined by a cut in the body, dividing the body into a hinge portion and a main body. The hinge portion is configured to be flexed away from the main body to provide a direction that the electronic device is slidably removed. | 12-19-2013 |
20140115840 | SYSTEMS AND METHODS FOR A LOCKING CARABINEER - An apparatus for attaching items includes a body, first hook, and second hook oriented on a first side and a second side of the body. The apparatus further includes a first gate and a second gate, the first gate attached to the body and oriented to close the first hook, and the second gate attached to the body and oriented to close the second hook. The apparatus further includes a first sliding lock and a second sliding lock, the first and second sliding locks oriented on the first and second gates, respectively; the first and second sliding locks having a first position, being a locked position, where the sliding lock is positioned in a first notch and a second notch in the body, and a second position, being an unlocked position, where the first and second sliding locks are distal from the first and second notches. | 05-01-2014 |