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| Number | Title | Issue Date |
| 8108029 | Catheter navigation system A method and system for navigation of a medical instrument, including: introducing at least three reference device(s) disposed to at least three reference locations; employing an imaging and guidance system to acquire a plurality of image projections corresponding t... | 01/31/2012 |
| 8099153 | Method for three-dimensional localization of an instrument for an interventional access and associated device The invention relates to a method for three-dimensional localization of an instrument for an interventional access, comprising: creating a three-dimensional image recording covering a region of the intervention and surroundings; determining local attenuation values ... | 01/17/2012 |
| 8099152 | Systems and methods for planning medical procedures and designing medical devices based on anatomical scan deformations A method of formulating a patient-specific plan for a diagnostic or therapeutic procedure performed upon a patient is provided. The method includes obtaining a standard plan based upon a scan of an anatomy of a standard anatomic specimen, the scan defining a standar... | 01/17/2012 |
| 8086298 | EM tracking systems for use with ultrasound and other imaging modalities An EMT system for use in ultrasound and other imaging modality guided medical procedures. The system includes a tool set of various components to which EM sensors can be releasably secured. Thus, the sensors can be reused, notwithstanding the disposal of other compo... | 12/27/2011 |
| 8082022 | System, device, and method for determining a position of an object A system is disclosed for determining a position and a change in the position of an anatomical structure. The system utilizes a surgical navigation system and a substrate that is capable of being removably mounted to an outer surface of a patient's body. The substra... | 12/20/2011 |
| 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 |
| 8082021 | Markers for interventional devices in magnetic resonant image (MRI) systems Methods and apparatuses for locating a catheter, or other medical international devices are described herein. In one aspect of the invention, an exemplary method includes providing a pressure sensitive device attached to a body of a catheter, providing a resonant ci... | 12/20/2011 |
| 8078261 | Light-guided transluminal catheter Generally, the present invention is directed to a light-guided catheter for direct visualization of placement through the skin. An embodiment of the invention includes a method for transcutaneous viewing and guiding of intracorporeal catheters into a body that compr... | 12/13/2011 |
| 8073529 | Needle guide system for use with ultrasound transducers to effect shallow path needle entry and method of use An ultrasound needle guide system for use with an ultrasound transducer and method of use of the guide system to provide predictable trajectories for puncture devices at various depths. The needle guide system basically consists of a bracket and a needle guide. The ... | 12/06/2011 |
| 8073528 | Tool tracking systems, methods and computer products for image guided surgery In one embodiment of the invention, a tool tracking system is disclosed including a computer usable medium having computer readable program code to receive images of video frames from at least one camera and to perform image matching of a robotic instrument to deter... | 12/06/2011 |
| 8064985 | System and method for determining the position of a flexible instrument used in a tracking system A medical instrument for use in an image guided surgery system, including a support member operatively connected to a flexible engaging member, and a strain gauge affixed to a portion of the flexible engaging member. The strain gauge is configured to detect deflecti... | 11/22/2011 |
| 8060184 | Method of navigating medical devices in the presence of radiopaque material A method of navigating the distal end of a medical device through an operating region in a subject's body includes displaying an x-ray image of the operating region, including the distal end of the medical device; determining the location of the distal end of the me... | 11/15/2011 |
| 8060185 | Navigation system for cardiac therapies An image guided catheter navigation system for navigating a region of a patient includes an imaging device, a tracking device, a controller, and a display. The imaging device generates images of the region of the patient. The tracking device tracks the location of t... | 11/15/2011 |
| 8055327 | Automatic guidewire maneuvering system and method Method for guiding a catheter within a lumen system of the body of a patient includes receiving consecutive position inputs from a user to guide the catheter in real time within the lumen system, determining a user defined position for the catheter tip determining c... | 11/08/2011 |
| 8050738 | Position detecting apparatus using the magnetic field direction of the earth's magnetic field A position detecting apparatus includes a linear magnetic-field generator that generates a linear magnetic field in an area inside the subject; a diffuse magnetic-field generator that generates a diffuse magnetic field having position dependency on magnetic field di... | 11/01/2011 |
| 8050739 | System and method for visualizing heart morphology during electrophysiology mapping and treatment Systems and methods for facilitating visual detection of one or more catheter tips in relation to the morphology of an anatomical structure include locating reference catheters relative to heart tissue using an automated navigation support that draws upon prominent ... | 11/01/2011 |
| 8046052 | Navigation system for cardiac therapies An image guided navigation system for navigating a region of a patient includes an imaging device, a tracking device, a controller, and a display. The imaging device generates images of the region of a patient. The tracking device tracks the location of the instrume... | 10/25/2011 |
| 8046051 | Method and apparatus for the observation of a catheter within a vessel system To observe a catheter (43) advancing in a vessel system, a 3D model of the vessel system is reconstructed with the help of differently oriented X-ray projections (P1A, . . . ) generated by a C-arm system (20) during the injection ... | 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 |
| 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 |
| 8041412 | System for image-guided endovascular prosthesis and method for using same Systems and methods for obtaining position sensor space data regarding an endovascular prosthesis within an anatomical region of a patient include at least one position indicating element which is movable within an endovascular prosthesis is tracked by a tracking sy... | 10/18/2011 |
| 8041411 | Device and method for controlling a magnetic element in the body of a patient A device for the magnet-assisted catheter intervention comprises magnets for controlling a magnetic tip of a catheter. An x-ray device serves to generate three dimensional ambient images of a patient. A data processing unit calculates the probability of the magnetic... | 10/18/2011 |
| 8041413 | Systems and methods for three-dimensional ultrasound mapping An automated medical system comprises a first instrument assembly including a first ultrasound transducer having a first transducer field of view that transmits and receives ultrasound signals in imaging planes disposed circumferentially about a guide instrument, an... | 10/18/2011 |
| 8027714 | Apparatus and method for shaped magnetic field control for catheter, guidance, control, and imaging A variable magnet system for manipulating a magnetic catheter is described. In one embodiment, a cluster of electromagnets is configured to generate a desired magnetic field. In one embodiment, one or more poles of the cluster are moveable with respect to other pole... | 09/27/2011 |
| 8024026 | Dynamic reference method and system for use with surgical procedures A substrate configured for placement on an internal organ or tissue is provided. In certain embodiments, the substrate conforms to and moves with the internal organ or tissue. Three or more sensor elements are integrated on the substrate. In one implementation, the ... | 09/20/2011 |
| 8014849 | Rotational markers A medical device includes a rotational marker. A marker may be viewable under an imaging device, such as a fluoroscope or an MRI system. A rotational marker allows the rotational orientation of a medical device to be determined with respect to the surrounding enviro... | 09/06/2011 |
| 8010180 | Haptic guidance system and method A surgical apparatus includes a surgical device, configured to be manipulated by a user to perform a procedure on a patient, and a computer system. The computer system is programmed to implement control parameters for controlling the surgical device to provide at le... | 08/30/2011 |
| 8010183 | Detecting system of position and posture of capsule medical device A detecting system of the position and the posture of a capsule medical device includes a main body of the capsule medical device that is inserted in a living body, a coil in a capsule that is arranged to the main body of the capsule medical device and forms a reson... | 08/30/2011 |
| 8010182 | Detecting system of position and posture of capsule medical device A detecting system of the position and the posture of a capsule medical device includes a main body of the capsule medical device that is inserted in a living body, a coil in a capsule that is arranged to the main body of the capsule medical device and forms a reson... | 08/30/2011 |
| 8010181 | System utilizing radio frequency signals for tracking and improving navigation of slender instruments during insertion in the body The present invention concerns a system for utilizing radio frequency signals to dynamically determine the location of a medical device throughout a procedure and to improve navigation of the medical device. For these purposes, a plurality of RF receivers are mounte... | 08/30/2011 |
| 8000771 | Method and apparatus for catheterization by detecting signals indicating proximity to anatomical features A guiding catheter for use in medical procedures includes a flexible shaft with one or more audio transducers and a distal tip. An audio signal may be sent to one or more of the transducers and a reflected signal is received at one or more transducers. The reflected... | 08/16/2011 |
| 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 |
| 7996063 | Method and apparatus for medical intervention procedure planning and location and navigation of an intervention tool A system and method for a medical intervention procedure within a cardiac chamber having an imaging system to obtain image data of the cardiac chamber and to create a 3D model from that image data, an interventional system to register the 3D model with a real-time i... | 08/09/2011 |
| 7996058 | Method using implantable wireless transponder using position coordinates for assessing functionality of a heart valve A method for assessing functionality of a valve in a heart includes providing a position sensor that is a wireless transponder for transmitting or receiving an ultrasound wave for determination of position coordinates of the position sensor at the point; implanting ... | 08/09/2011 |
| 7996062 | Double-contrast technique for MRI-guided vascular interventions Methods for confirming location of a catheter tip relative to a targeted location in a blood vessel of a subject and improving visualization of the blood vessels downstream of the catheter tip are provided. The methods comprise acquiring and displaying a first modif... | 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 |
| 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 |
| 7996061 | Method and surgical navigation system for creating a recess to receive an acetabulum A system and method for creating a cavity to receive an acetabulum in a pelvic bone with the aid of a navigated tool are provided. A tear-drop point on a pelvic bone is located by means of a scanning instrument. A tear-drop plane is determined from position data of ... | 08/09/2011 |
| 7974680 | Hysteresis assessment for metal immunity Assessment apparatus is provided, including a set of one or more radiators, which is adapted to generate an energy field at at least one fundamental frequency. A receiving sensor is adapted to generate a first signal responsive to the energy field when an interferin... | 07/05/2011 |
| 7974681 | Robotic catheter system A robotic catheter system includes a controller with a master input device, and an instrument driver in communication with the controller, the instrument driver configured for independently controlling each of number of desired motions of a flexible, elongate guide ... | 07/05/2011 |
