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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 8180431 | Catheter with bendable tip A medical probe includes a flexible insertion tube, having a distal end for insertion into a body cavity of a patient, and a distal tip, which is disposed at the distal end of the insertion tube and is configured to be brought into contact with tissue in the body ca... | 05/15/2012 |
| 8180430 | Resolution of magnetic dipole ambiguity in position tracking measurements A method for position tracking includes using first and second field generators located at respective different first and second locations to generate respective first and second magnetic fields in a vicinity of first and second objects. The first and second fields ... | 05/15/2012 |
| 8180424 | Catheter having a force sensing distal tip A mapping and ablation catheter with contact force sensing capabilities at a distal end, includes a catheter body, a deflectable section, and a tip distal section which has a tip electrode and a contact force sensor for sensing a 3D contact force vector applied to t... | 05/15/2012 |
| 8160693 | Irrigation probe for ablation during open heart surgery An irrigation ablation probe comprises a generally rigid probe body and a handle mounted to the proximal end of the probe body. The generally rigid probe body comprises an ablation electrode at its distal end having at least one irrigation opening through which flui... | 04/17/2012 |
| 8152829 | Retractable dilator needle A dilator having a retractable needle is disclosed. The dilator includes an elongated dilator body having a proximal end, a distal end and at least one lumen longitudinally extending therethrough. A handle is mounted at the proximal end of the dilator body, and a co... | 04/10/2012 |
| 8147484 | Apparatus and method for monitoring early formation of steam pop during ablation A system and method that enable real-time optical measurements of tissue reflection spectral characteristics while performing ablation, involves the radiation of tissue and recapturing of light from the tissue to monitor changes in the reflected optical intensity as... | 04/03/2012 |
| 8137308 | Catheter with adjustable deflection sensitivity A catheter that provides bi-directional steering and allows for deflection sensitivity adjustment includes a catheter body, a deflectable tip section and a control handle, wherein the control handle has a deflection member adapted for user manipulation, a deflection... | 03/20/2012 |
| 8136241 | Method for making a low ohmic pressure-contact electrical connection between the ring electrode under surface and the lead wire A method for attaching a ring electrode to the shaft of the tip section of a catheter comprises passing an electrode lead wire through a lumen in the catheter and out an exit hole in the tip section. The portion of the electrode lead wire extending out of the exit h... | 03/20/2012 |
| 8133220 | Enhanced ablation and mapping catheter and method for treating atrial fibrillation A catheter for measuring electrical activity and ablating tissue is provided. The catheter comprises an elongated generally-tubular catheter body. A non-retractable electrode assembly is mounted at the distal end of the catheter body. The electrode assembly comprise... | 03/13/2012 |
| 8123745 | Ablation catheter with optically transparent, electrically conductive tip A catheter enables real-time light measurements, for example, without limitation, diffuse reflectance, fluorescence, etc., from biological materials, such as tissue (including blood), while performing RF ablation. The catheter tip design isolates illumination and co... | 02/28/2012 |
| 8118775 | Deflectable catheter with bonded center strut and method of manufacture for same A catheter for diagnosing or treating the vessels found within a body or body space includes a center strut that is bonded, preferably thermally, along its longitudinal axis with the thermoplastic tubular member within which it is housed. The tubular member preferab... | 02/21/2012 |
| 8085053 | Twisted-pair electrical cable testing Methods and systems for cable inspection operate by generating a relative motion between an electrical cable including multiple wires and a magnetic field. An electrical signal induced in the wires is measured responsively to the magnetic field. A variation in the e... | 12/27/2011 |
| 8082020 | Distortion-immune position tracking using redundant magnetic field measurements A method for tracking a position of an object includes using a field sensor associated with the object to measure field strengths of magnetic fields generated by two or more field generators, wherein a measurement of at least one of the field strengths is subject to... | 12/20/2011 |
| 8079982 | Injection catheter with needle electrode An injection catheter for infusing therapeutic and diagnostic agents into the heart is provided. The injection catheter comprises a catheter body comprising a flexible tubing having proximal and distal ends and at least one lumen therethrough. A tip section comprisi... | 12/20/2011 |
| 8078286 | Techniques for minimizing radiofrequency-induced tissue heating Methods and systems are provided for wirelessly powering a medical device in a living subject using external radiofrequency energy. A radiofrequency driving unit outside the subject irradiates the medical device. A passive antenna is positioned outside the subject, ... | 12/13/2011 |
| 8075486 | Enhanced ultrasound image display Using specialized cardiac catheters for image acquisition, features of the heart are readily identifiable on an ultrasound image, based on a previously generated electrical activation map of the heart. The electrical activation map is automatically registered with t... | 12/13/2011 |
| 8066699 | Ultrasound ablation catheter and method for its use Catheters and methods for epicardial ablation are provided. A suitable catheter comprises an elongated catheter body and an ultrasound transducer mounted at or near the distal end of the catheter body. The transducer has a front surface and an opposing back surface,... | 11/29/2011 |
| 8046050 | Position sensing system for orthopedic applications A surgical tracking system includes a wireless position sensor, which is adapted to be implanted in a bone of a subject, and responsively to externally-applied magnetic fields within a working volume of the tracking system, to generate and transmit sensor signals in... | 10/25/2011 |
| 8046049 | Robotically guided catheter Apparatus is provided for use with a steerable catheter that includes a thumb control adapted to control a deflection of a distal tip of the catheter. The apparatus includes a robot, including an end-effector, adapted to be coupled to the thumb control, and a contro... | 10/25/2011 |
| 8034050 | Catheter with microfabricated temperature sensing A catheter with temperature sensing has a catheter body and a tip section with an integrated thermosistive temperature sensor on its outer surface. The temperature sensor includes a microfabricated thin film assembly of which one layer is a sensor layer of thermores... | 10/11/2011 |
| 8021387 | Trans-septal sheath with splitting dilating needle and method for its use A device useful for accessing the left atrium is provided. The device comprises an elongated tubular body and a dilating tip. The tubular body has an axis, a proximal end, a distal end and a lumen longitudinally extending therethrough. The dilating tip is slidably m... | 09/20/2011 |
| 8021327 | Steering mechanism for bi-directional catheter A bi-directional catheter with nearly double the throw in its catheter tip deflection defines a puller wire travel path having a U-turn a pulley which minimizes the offset angle between the puller wire and the longitudinal axis of the control handle while maximizing... | 09/20/2011 |
| 8007495 | Catheter for circumferential ablation at or near a pulmonary vein A catheter has a three-dimensional, hollow ablation assembly that carries at least one ribbon electrode for circumferential ablation. In one embodiment, the assembly has a free-form framework that is constructed of multiple tensile members or wires that are interwov... | 08/30/2011 |
| 8000772 | Metal immunity in a reverse magnetic system A method for tracking an object includes fixing to the object a transmitter for transmitting a position-indicative magnetic field and providing a map of distortion of the position-indicative magnetic field caused by the object. A distorted magnetic field transmitted... | 08/16/2011 |
| 8000765 | Catheter with contractable mapping assembly The invention is directed to a mapping catheter useful for mapping tubular regions in and around the heart. The catheter comprises an elongated tubular catheter body. A mapping assembly is provided at the distal end of the catheter body. The mapping assembly compris... | 08/16/2011 |
| 7996085 | Isolation of sensing circuit from pace generator In a system for sensing electrical signals within a living body, and specifically for tracking location of an object in the body using impedance measurements, an isolation circuit maintains isolation between the pacing and position sensing circuits, even while the h... | 08/09/2011 |
| 7996060 | Apparatus, method, and computer software product for registration of images of an organ using anatomical features outside the organ A method for imaging includes receiving a first three-dimensional (3D) image of a vicinity of an organ within a body of a subject and creating a geometrical model of a tubular structure in the first 3D image in the vicinity of the organ. An invasive probe is inserte... | 08/09/2011 |
| 7996059 | Esophagus imaging enhancement device A device for enhancing visualization of an esophagus when imaged by a visualization system includes a structure including material that is clearly visible when imaged by the visualization system. The structure is arranged, when inserted into the esophagus, to expand... | 08/09/2011 |
| 7996057 | Ultrasound catheter calibration with enhanced accuracy An apparatus for calibration of a probe that includes a magnetic position sensor and an acoustic imaging device has a rigid mechanical framework. One or more field generators, fixed to the framework, generate a magnetic field of known spatial characteristics. An aco... | 08/09/2011 |
| 7988704 | Safe septal needle and method for its use A method for puncturing a proximal membrane without puncturing a second, distal membrane is provided. The method comprises distally advancing an elongated body through an elongated tubular member to a first position where a distal end of the elongated body is in a f... | 08/02/2011 |
| 7976537 | Optical pyrometric catheter for tissue temperature monitoring during cardiac ablation A system for opto-pyrometric tissue temperature monitoring in real time. The system is adapted for cardiac ablation and tissue temperature measurement, having a catheter having a tip electrode adapted for RF ablation of cardiac tissue and an optical collector whose ... | 07/12/2011 |
| 7962195 | Model-based correction of position measurements Visualization of a probe when impedance-based measurement technology is being used is improved by stabilizing a displayed image of the probe or catheter. Using a model of reasonable probe shapes and a matching algorithm, an erroneous probe image is adjusted so that ... | 06/14/2011 |
| 7959601 | Steerable catheter with in-plane deflection An improved steerable catheter with in-plane deflection comprises a catheter body having proximal and distal ends and a lumen extending therethrough and a tip section at the distal end of the catheter body. The tip section comprises a flexible plastic tubing having ... | 06/14/2011 |
| 7935082 | Control handle with device advancing mechanism A catheter having an internal advancing mechanism that can advance stiffening wires or other devices, has a catheter with a catheter body, a tip section distal the catheter body, a device extending through at least the catheter body, and a control handle proximal th... | 05/03/2011 |
| 7931616 | Insert molded catheter puller member connectors and method of making The present invention provides a deflectable catheter whose puller member connections are accomplished with minimal, if any, surface deformation which could otherwise accelerate breakage under tension. The catheter includes a molded member that encases an end of a p... | 04/26/2011 |
| 7925341 | Irrigation probe for ablation during open heart surgery An irrigation ablation probe comprises a generally rigid probe body and a handle mounted to the proximal end of the probe body. The generally rigid probe body comprises an ablation electrode at its distal end having at least one irrigation opening through which flui... | 04/12/2011 |
| 7924000 | Miniature coils on core with printed circuit A method for producing a coil assembly includes overlaying printed circuit traces on a core. The traces include terminals for coupling to conductive connections on a base on which the coil assembly is to be mounted. Two or more wires are wrapped around the core so a... | 04/12/2011 |
| 7918851 | Irrigated tip catheter and method for manufacturing therefor An irrigated tip electrode design includes a shell generally surrounding a plug which jointly define a chamber that is fed with fluid by a lumen. The fluid is distributed to the outer surface of the tip electrode through fluid passages. The chamber is advantageously... | 04/05/2011 |
| 7918793 | Synchronization of ultrasound imaging data with electrical mapping An image of an electro-anatomical map of a body structure having cyclical motion is overlaid on a 3D ultrasonic image of the structure. The electro-anatomical data and anatomic image data are synchronized by gating both electro-anatomical data acquisition and an ana... | 04/05/2011 |
| 7917187 | Catheter having mapping assembly A mapping catheter comprises a catheter body and a mapping assembly. The catheter body has an outer wall, proximal and distal ends, and at least one lumen extending therethrough. The mapping assembly comprises a generally straight proximal region attached to the cat... | 03/29/2011 |
