Patent application number | Description | Published |
20140238175 | TRANSMITTING TORQUE TO AN OPERATIVE ELEMENT THROUGH A WORKING CHANNEL - Methods, systems, and devices for providing treatment to a target site are described. The system may include a guide assembly, an expandable support device coupled with the distal end of the guide assembly, and an operative member disposed on the expandable support device. The expandable support device may be configured to transition between a collapsed and expanded configuration. The expandable support device may be supported by one or more flexible supports aligned in parallel with an axis about which the expandable support device collapses and/or multiple splines arranged in a pattern configured to promote transitioning of the expandable support device between an expanded and collapsed configuration. The guide assembly may be configured to provide torque to the expandable support device. The operative member can include multiple electrodes arranged in parallel to the axis about which the expandable support device collapses. | 08-28-2014 |
20140238176 | TRANSMITTING TORQUE WITH A HANDLE TO AN OPERATIVE ELEMENT THROUGH A WORKING CHANNEL - Methods, systems, and devices for providing treatment to a target site are described. The system may include a guide assembly, an expandable support device coupled with the distal end of the guide assembly, and an operative member disposed on the expandable support device. The expandable support device may be configured to transition between a collapsed and expanded configuration. The expandable support device may be supported by one or more flexible supports aligned in parallel with an axis about which the expandable support device collapses and/or multiple splines arranged in a pattern configured to promote transitioning of the expandable support device between an expanded and collapsed configuration. The guide assembly may be configured to provide torque to the expandable support device. The operative member can include multiple electrodes arranged in parallel to the axis about which the expandable support device collapses. | 08-28-2014 |
20140336636 | FLEXIBLE CIRCUIT FOR DELIVERY THROUGH A WORKING CHANNEL - Methods, systems, and devices for providing treatment to a target site are described. The system may include a guide assembly, an expandable support device coupled with the distal end of the guide assembly, and an operative member disposed on the expandable support device. The expandable support device may be configured to transition between a collapsed and expanded configuration. The expandable support device may be supported by one or more flexible supports aligned in parallel with an axis about which the expandable support device collapses and/or multiple splines arranged in a pattern configured to promote transitioning of the expandable support device between an expanded and collapsed configuration. The guide assembly may be configured to provide torque to the expandable support device. The operative member can include multiple electrodes arranged in parallel to the axis about which the expandable support device collapses. | 11-13-2014 |
20140350564 | EXPANDABLE SUPPORT STRUCTURE AND OPERATIVE ELEMENT FOR DELIVERY THROUGH A WORKING CHANNEL - Methods, systems, and devices for providing treatment to a target site are described. The system may include a guide assembly, an expandable support device coupled with the distal end of the guide assembly, and an operative member disposed on the expandable support device. The expandable support device may be configured to transition between a collapsed and expanded configuration. The expandable support device may be supported by one or more flexible supports aligned in parallel with an axis about which the expandable support device collapses and/or multiple splines arranged in a pattern configured to promote transitioning of the expandable support device between an expanded and collapsed configuration. The guide assembly may be configured to provide torque to the expandable support device. The operative member can include multiple electrodes arranged in parallel to the axis about which the expandable support device collapses. | 11-27-2014 |
20150119880 | UNFURLING ELECTRODE DEVICES WITH SPRING - Methods, systems, and devices for providing treatment to a tissue in body lumens are described. The system may include a catheter, an expansion member coupled with a distal portion of the catheter, an ablation structure including one or more longitudinal electrode segments, and an ablation structure support coupled to the ablation structure configured to at least partially unfurl as the expansion member expands and furl as the expansion member contracts. The ablation structure may include multiple separately wired and/or separately controlled longitudinal electrodes, longitudinal electrode zones, or both, such that each longitudinal electrode or longitudinal electrode zone may be selectively enabled or selectively disabled. In some instances, one or more springs are coupled to the ablation structure configured to promote unfurl or furl around the expansion member. In some instances, one or more protection elements are be positioned along the catheter. | 04-30-2015 |
20160045189 | DESIGNS AND METHODS TO FACILITATE SWALLOWING OF A TETHERED CELL COLLECTION DEVICE - Methods, apparatuses and systems are described for administering a swallowable cell collection device to a patient. Methods include releasing a swallowable bundle of string of the cell collection device from a bundling apparatus, maintaining the string in a swallowable bundle while releasing the swallowable bundle from the bundling apparatus, and placing the swallowable bundle on the tongue of the patient. Methods also include constraining a retrieval string of the cell collection device in a swallowable bundle with a dissolvable band and placing the swallowable bundle on the tongue of the patient. | 02-18-2016 |
20160074131 | Fiducial Marker Deployment System - The present disclosure generally relates a fiducial marker deployment system configured for controlled deployment of at least one of a plurality of preloaded specially-configured fiducials in a controlled serial manner to a desired target site. The deployment system generally includes a deployment device configured to deploy at least one of a plurality of preloaded fiducials to a target site within a patient via a rotational deployment mechanism. Each fiducial generally includes a pellet-like body having a groove helically formed along an outer surface thereof and the deployment device includes a deployment catheter having an internally threaded lumen configured to engage the helical groove of each fiducial so as to allow rotational loading and deployment of each fiducial. | 03-17-2016 |
20160081670 | SCORED RETAINING FEATURES IN A COMPRESSIBLE CELL COLLECTION DEVICE - Methods, apparatuses and systems for collecting cells from a body lumen are described. The system may include a swallowable cell collection device comprising an abrasive and substantially non-absorbent material configured to collect cells from the body lumen by scraping a surface of the body lumen and a swallowable and dissolvable capsule comprising a plurality of scoring features and configured to releasably retain the cell collection device. Additionally, a method of manufacturing an apparatus for collecting cells from a body lumen is described. The method may include encapsulating a swallowable cell collection device comprising an abrasive and substantially non-absorbent material within a swallowable and dissolvable capsule and mechanically weakening the capsule with a plurality of scoring features. | 03-24-2016 |
20160081671 | USE OF EXPANSION-FORCE ELEMENTS IN A COMPRESSIBLE CELL COLLECTION DEVICE - Methods, apparatuses and systems for collecting cells from a body lumen are described. The system may include a swallowable cell collection device comprising an abrasive and substantially non-absorbent material in a compressed configuration and configured to collect cells from the body lumen by scraping a surface of the body lumen. The system may further include one or more expansion elements coupled with the cell collection device configured to expand the cell collection device from the compressed configuration. | 03-24-2016 |
20160081672 | TAPERED GEOMETRY IN A COMPRESSIBLE CELL COLLECTION DEVICE - Methods, apparatuses and systems for collecting cells from a body lumen are described. A system may include a cell collection device comprising an abrasive material configured to collect cells from the body lumen by scraping a surface of the body lumen. The cell collection device may have a first end with a first diametric dimension and a second end with a second diametric dimension, wherein the second diametric dimension is larger than the first diametric dimension. | 03-24-2016 |
20160081677 | REGIONS OF VARYING PHYSICAL PROPERTIES IN A COMPRESSIBLE CELL COLLECTION DEVICE - Methods, apparatuses and systems for collecting cells from a body lumen are described. The system may include a cell collection device and a capsule configured to releasably retain the cell collection device. The cell collection device may comprise a plurality of distinct regions, each region comprising one or more material properties. In some instances, at least one material property of at least one distinct region differs from at least one material property of at least one other distinct region. The distinct regions may comprise different materials or may comprise the same material where at least one of the distinct regions is mechanically or chemically altered to yield the at least one differing material property. | 03-24-2016 |