| Patent application number | Description | Published |
|---|
| 20090054892 | SYSTEM AND METHOD FOR PERFORMING ABLATION USING AN EXPANDABLE MEMBER - An apparatus comprises a catheter, a conductive element and a balloon. The catheter has a lumen. The conductive element is disposed along the catheter. The balloon has an interior in fluid communication with the lumen of the catheter. The balloon is formed of a conductive material conductively coupled to the conductive element. The balloon has a collapsed configuration and an expanded configuration. | 02-26-2009 |
| 20090068271 | EMBOLIZATION PARTICLES - Embolic particles, embolic particle chains, and methods for making embolic particles and embolic particle chains are described. | 03-12-2009 |
| 20090069763 | Flat Expandable Effusion Drain - An effusion drain includes a fluid collection element moving between an operative shape for receiving a fluid and a reduced volume shape for connecting to a fluid drain and a compressible member biasing the fluid collection element to the operative shape, the compressible member being incorporated into the fluid collection element such that release of a compression on the compressible member expands the fluid collection element to the operative shape. | 03-12-2009 |
| 20090099560 | PERCUTANEOUS TISSUE ABLATION PROBE WITH OCCLUSIVE BODIES - A tissue treatment system comprising a tissue treatment probe to be introduced in a target tissue region, wherein the probe comprises one or more perfusion ports that perfuse electrically conductive fluid to the target tissue region, one or more electrodes that deliver RF energy to the target tissue region to therapeutically treat the tissue, and at least one occlusive body that expands to occlude an anatomical vessel in or near where the probe is located in order to prevent heat generated by the delivery of the RF energy from being lost to mobile bodily fluids. | 04-16-2009 |
| 20090105688 | IMPLANTABLE ACCESS PORT WITH LUMINOUS GUIDE AND IDENTIFICATION SYSTEM - An implantable access port comprises a housing defining a fluid receiving chamber and a septum covering an opening of the housing to permit access to the fluid receiving chamber in combination with a light source coupled to the housing, the light source aimed so that, when the port is implanted subcutaneously in a desired orientation, light transmitted from the light source impinges on an area of skin adjacent to a location of the septum. | 04-23-2009 |
| 20090124998 | METHOD FOR DELIVERING THERAPEUTIC OR DIAGNOSTIC AGENTS - An agent delivery device includes an inner tubular body having a proximal end, a sharpened distal end, a delivery lumen extending therebetween, and one or more outlet ports on the distal end communicating with the delivery lumen. The device also includes one or more seals sealing the one or more outlet ports, the one or more seals capable of being melted to allow a fluid to be delivered from the delivery lumen through the one or more outlet ports. The agent delivery device may further include a monopolar or bipolar electrode and/or a radio-opaque marker carried at the distal end of the device. The inner tubular body can be made from a conductive material to thereby allow the inner tubular body to function as an electrode. | 05-14-2009 |
| 20090131854 | Methods and Devices for Thermally Degrading Bacteria and Biofilm - Described herein are various implantable devices that include a heat generating element for degrading bacterial. In particular, the device can include a catheter having a heat generating element proximate to a distal end of the catheter for heating an outer surface of the catheter. | 05-21-2009 |
| 20090131855 | APPARATUS AND METHODS FOR DRUG RELEASE IN TISSUE ABLATION PROCEDURES - Tissue ablation probes and methods for treating tissue are provided. The tissue ablation probe comprises an elongated probe shaft, at least one electrode carried by the distal end of the probe shaft, and a pharmaceutical agent carried by the probe shaft. The pharmaceutical agent may be disposed on the electrode(s), the probe shaft, or a releasable portion associated with the electrode or the probe shaft. A method for treating tissue comprises introducing a tissue ablation probe to a tissue site, operating the tissue ablation probe to ablate tissue at the tissue site, and releasing a pharmaceutical agent from the tissue ablation probe at the tissue site. | 05-21-2009 |
| 20090227964 | Implantable Fluid Transfer Access Port - An implantable port comprises a port body forming a fluid reservoir and a septum sealing a proximal end of the reservoir in combination with a clicker member biased toward a first configuration, the clicker member being deformable via mechanical force applied thereto and configured so that, when subject to a force of at least a predetermined magnitude, the clicker member rapidly deforms away from the first configuration to a second configuration to provide one of an aural and tactile feedback to the user. | 09-10-2009 |
| 20100023002 | METHOD FOR ABLATING TISSUE WITH MULTIPLE ABLATION PROBES - A tissue ablation system comprises an ablation source, such as an RF ablation source, configured for generating a common power signal, and a power multiplexor configured for splitting the power signal into first and second power signals, substantially attenuating the second power signal relative to the first power signal to create nominal and attenuated power signals, and sequentially delivering the nominal power signal to each tissue ablation probe, while delivering the attenuated power signal to the remaining ablation probes to which the nominal power signal is currently not delivered. | 01-28-2010 |
| 20100036259 | Uterine Infrared Thermal Imaging Device - A device for locating target tissue within a living body, comprises an elongate member extending from a proximal end which, when in an operative position, remains outside the body to a distal end which, when in the operative position, extends into the body to a location proximate to a target portion of tissue, the elongate member defining a working channel extending therethrough to a distal opening in the distal end and a radiation delivery apparatus delivering infrared radiation to a target area distal of the distal end of the elongate member in combination with a radiation receiving apparatus at a distal end of the elongate member receiving radiation reflected from the target area. | 02-11-2010 |
| 20100042098 | SYSTEMS AND METHODS FOR CREATING A LESION USING TRANSJUGULAR APPROACH - A method of treating a tissue region includes inserting a flexible sheath within a vessel, the vessel leading to a tissue region, placing a distal end of the sheath through a wall of the vessel to thereby position the distal end is at or adjacent the tissue region, deploying a plurality of electrodes from the distal end of the sheath such that tips of the deployed electrodes approximately face towards a proximal end, and delivering energy to the tissue region using the deployed electrodes. | 02-18-2010 |
| 20100069716 | FLEXIBLE GUIDE CONDUIT - A guide conduit for facilitating insertion of flexible instruments into body lumens, the conduit defining a lumen extending from an opening at a proximal end of the conduit to a distal opening at the distal end of the conduit, the conduit comprises an outer layer forming a substantially smooth outer surface and a plastically deformable layer radially within the outer layer, the plastically deformable inner layer constructed to maintain its shape when subjected to a force below a predetermined threshold level and to assume a new shape when subjected to a bending force greater than the threshold level, wherein the threshold level is selected to be greater than a range of forces to which the conduit will be subjected by instruments inserted therethrough. | 03-18-2010 |
| 20100076302 | Invisible Power Port ID Tattoo - A solution for use in medical procedures, comprises including a plurality of microspheres holding a fluorescent dye reactive to ultraviolet light and a base dye which, under white light, has one of a color substantially matching a color of a target portion of skin into which it is to be injected and which has, under UV light, a color slightly darker than a color of the target portion of skin. A method comprises identifying a target area of the skin to be accessed in a medical procedure and injecting into at least a portion of the target area a solution including a plurality of microspheres holding a colored dye and a fluorescent dye reactive to ultraviolet light in combination with locating the target area by illuminating the skin with ultraviolet light. | 03-25-2010 |
| 20100168734 | ABLATION DEVICE WITH COMPRESSION BALLOON - A tissue ablation device includes an array of elongate electrodes configured to be deployed in tissue, wherein the deployed electrode array defines a tissue ablation region, an inflatable balloon configured to be deployed in tissue, and a coupler securing the balloon relative to the one or more elongate electrodes, wherein the balloon, when inflated, is configured to apply a force to tissue located in the tissue ablation region. An ablation device includes a first array of electrodes, a second array of electrodes, a first inflatable balloon, and a coupler securing the first balloon relative to the first and second electrode arrays. A method of ablating tissue includes positioning an array of elongate electrodes and an inflatable balloon proximate tissue to be ablated, inflating the balloon to compress a tissue region located between the balloon and the electrode array, and energizing the electrode array to ablate the tissue region. | 07-01-2010 |
| 20100209522 | Embolization - Embolization, as well as related particles, compositions, and methods, are disclosed. | 08-19-2010 |
| 20110060316 | Tipped Ribbon Integrated Guidewire - A guidewire having a longitudinal axis includes an inner ribbon coil wound in a first direction, an outer ribbon coil wound in a second direction opposite the first direction wherein the inner ribbon coil is coaxially arranged within the outer ribbon coil and configured to prevent the inner ribbon coil from interlocking with the outer ribbon coil, and a plurality of connection points along the longitudinal axis of the guidewire wherein the plurality of connection points affixes the inner ribbon coil to the outer ribbon coil. | 03-10-2011 |
