| Patent Number |
Title Of Patent |
Date Issued |
| 7623736 |
Registration of three dimensional image data with patient in a projection imaging system |
November 24, 2009 |
| A method for determining a translation of a three-dimensional pre-operative image data set to obtain a registration of the three-dimensional image data with a patient positioned in a projection imaging system. In one embodiment the user identifies an initial three-dimensional organ c |
| 7603905 |
Magnetic navigation and imaging system |
October 20, 2009 |
| A system for imaging and magnetically navigating a medical device within an operating region in a subject's body includes a first C-arm and a second C-arm. The system includes an imaging beam source and an imaging beam receiver mounted on the first C-arm disposed on opposite sides of |
| 7567233 |
Global input device for multiple computer-controlled medical systems |
July 28, 2009 |
| An integrated control and display system for operating a plurality of separate computer systems each having a visual display, includes at least one cursor control device for seamlessly moving a cursor among the visual displays of the separate computer systems, the cursor control device |
| 7555331 |
Method for surgical navigation utilizing scale-invariant registration between a navigation syste |
June 30, 2009 |
| A system for navigating a medical device through the lumens and cavities in an operating region in a subject, comprising an imaging system for displaying an image of the operating region, including a representation of the distal end of the medical device in the operating region. The |
| 7543239 |
User interface for remote control of medical devices |
June 2, 2009 |
| An interface for remotely controlling a medical device in a patient's body provides a two dimensional display of a three dimensional rendering of the operating region, and allows the user to select the orientation or location of the distal end of the medical device on the display and the |
| 7540866 |
User interface for remote control of medical devices |
June 2, 2009 |
| An interface for remotely controlling a medical device in a patient's body provides a two dimensional display of a three dimensional rendering of the operating region, and allows the user to select the orientation or location of the distal end of the medical device on the display and the |
| 7540288 |
User interface for remote control of medical devices |
June 2, 2009 |
| An interface for remotely controlling a medical device in a patient's body provides a two dimensional display of a three dimensional rendering of the operating region, and allows the user to select the orientation or location of the distal end of the medical device on the display and the |
| 7537570 |
Automated mapping of anatomical features of heart chambers |
May 26, 2009 |
| A method is provided to facilitate the movement of a medical device for automated mapping of anatomical surfaces of a subject's heart with a remote navigation. The method may include one or more distinct movements for moving a medical device for mapping a portion of an anatomical sur |
| 7516416 |
User interface for remote control of medical devices |
April 7, 2009 |
| An interface for remotely controlling a medical device in a patient's body provides a two dimensional display of a three dimensional rendering of the operating region, and allows the user to select the orientation or location of the distal end of the medical device on the display and the |
| 7505615 |
Preoperative and intra-operative imaging-based procedure workflow with complexity scoring |
March 17, 2009 |
| A method of screening subjects for medical procedures involving the remote navigation of a medical device through the vasculature in an operating region. The method includes processing the image data of the operating region to determine a measure of the complexity of at least a portion o |
| 7495537 |
Method and apparatus for dynamic magnetic field control using multiple magnets |
February 24, 2009 |
| A method and apparatus for dynamic magnetic field control using multiple magnets. Control methods and system means are described that allow dynamically changing the magnetic field generated at a point in space by a multiplicity of magnets. |
| 7389778 |
Variable magnetic moment MR navigation |
June 24, 2008 |
| A method of navigating a medical device in an operating region in a subject. The method includes applying a magnetic field to the operating region and changing the magnetic moment of the medical device by selectively changing a physical condition of at least one magnet element in the |
| 7346379 |
Electrophysiology catheter |
March 18, 2008 |
| An electrophysiology catheter includes a tube having a proximal end, a distal end, and a lumen therebetween. The tube is preferably comprised of multiple sections of different flexibility, arranged so that the flexibility of the catheter increases from the proximal end to the distal |
| 7341063 |
Magnetic medical devices with changeable magnetic moments and method of navigating magnetic medi |
March 11, 2008 |
| A method of navigating a medical device having a changeable magnetic moment within an operating region within a patient, the method includes applying a navigating magnetic field to the operating region with an external source magnet, and changing the direction of the magnetic moment |
| 7313429 |
Rotating and pivoting magnet for magnetic navigation |
December 25, 2007 |
| A system for magnetically navigating a medical device in an operating region within the body of a patient. The system includes a magnet having a front field projecting from the front of the magnet sufficient to project a magnetic field into the operating region in the patient. The ma |
| 7305263 |
Magnetic navigation system and magnet system therefor |
December 4, 2007 |
| A magnetic navigation system for orienting a magnetically responsive medical device in a selected direction within an operating region in a subject's body. The system includes a support for supporting the subject, a magnet system a magnetic field to the operating region, and an imaging |
| 7286034 |
Magnets with varying magnetization direction and method of making such magnets |
October 23, 2007 |
| A permanent magnet in which the magnetization direction varies with location to optimize or restrict a magnetic field property in a selected direction at a selected point. The magnetic field property may be, for example, the transverse magnetic field, axial magnetic field, axial grad |
| 7276044 |
System and methods for advancing a catheter |
October 2, 2007 |
| An advancer system is described for moving an elongate medical device within a body. The system includes a drive unit having a motor. The drive unit is configured to translate movement of the motor to the device so as to alternately advance and retract the device relative to the body. Th |
| 7264584 |
Method for safely and efficiently navigating magnetic devices in the body |
September 4, 2007 |
| A method of turning a medical device, having a magnetically responsive element associated with its distal end, at an operating point within an operating region inside a patient's body from an initial direction to a desired final direction, through the movement of at least one external |
| 7248914 |
Method of navigating medical devices in the presence of radiopaque material |
July 24, 2007 |
| 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 medical device in a |
| 7211082 |
Magnetically navigable telescoping catheter and method of navigating telescoping catheter |
May 1, 2007 |
| A magnetically navigable catheter includes a sheath having a proximal end and a distal end, and an extension member having a proximal end and a distal end, slidably mounted in the sheath so that the distal end portion of the extension member telescopes from the distal end of the sheath. |
| 7190819 |
Image-based medical device localization |
March 13, 2007 |
| A method of identifying an elongate medical device in a two-dimensional image of an operating region includes filtering pixels meeting a predetermined intensity requirement for linear scaling, dividing the filtered pixels into groups of contiguous pixels, and selecting from the group |
| 7189198 |
Magnetically guidable carriers and methods for the targeted magnetic delivery of substances in t |
March 13, 2007 |
| A method of delivering a substance to targeted tissue comprising the steps of: delivering a plurality of magnetically responsive particles which are carrying the substance and have a hydrophobic coating into the patient's vasculature upstream of the targeted tissue; and applying a magnet |
| 7161453 |
Rotating and pivoting magnet for magnetic navigation |
January 9, 2007 |
| A magnet assembly comprising a magnet mounted for pivoting about a first axis spaced from the magnet, and rotating about a second axis that is perpendicular to and intersects with the first axis. The magnet comprising a plurality of segments each with a magnetization direction such t |
| 7137976 |
Method for safely and efficiently navigating magnetic devices in the body |
November 21, 2006 |
| A method of turning a medical device, having a magnetically responsive element associated with its distal end, at an operating point within an operating region inside a patient's body from an initial direction to a desired final direction, through the movement of at least one external |
| 7066924 |
Method of and apparatus for navigating medical devices in body lumens by a guide wire with a mag |
June 27, 2006 |
| A guide wire combined with a catheter or medical device for moving through a body lumen to a desired position in the body with the aid of an applied magnetic field. The guide wire is provided with a magnet on its distal end that can be oriented or oriented and moved by the application of |
| 7020512 |
Method of localizing medical devices |
March 28, 2006 |
| A method of localizing a medical device inside a patient's body, the method comprising: transmitting ac magnetic signals between a plurality of points of known location outside of the patient's body and a plurality of points on the medical device inside the patient's body, the signals |
| 7019610 |
Magnetic navigation system |
March 28, 2006 |
| A system for magnetically navigating a medical device in an operating region within the body of a patient. The system includes a magnet having a front field projecting from the front of the magnet sufficient to project a magnetic field into the operating region in the patient. The ma |
| 7017584 |
Magnetic medical devices with changeable magnetic moments and method of navigating magnetic medi |
March 28, 2006 |
| A method of navigating a medical device having a changeable magnetic moment within an operating region within a patient, the method includes applying a navigating magnetic field to the operating region with an external source magnet, and changing the direction of the magnetic moment |
| 7010338 |
Device for locating magnetic implant by source field |
March 7, 2006 |
| An apparatus and method for locating a magnetic implant in a surgical application using the field of a source magnet for the implant guiding field. The source magnet is an electromagnet having a separate calibrated magnetic field component in addition to the guiding field, so that both |
| 7008418 |
Magnetically assisted pulmonary vein isolation |
March 7, 2006 |
| A method for forming an ablation pattern to electrically isolate a vessel having an ostium from a chamber formed within a patient for treatment of cardiac arrhythmia. The distal portion of a catheter is navigated to a chamber. An anchor member is deployed from the distal end of the cathe |
| 6980843 |
Electrophysiology catheter |
December 27, 2005 |
| An electrophysiology catheter includes a tube having a proximal end, a distal end, and a lumen therebetween. The tube is preferably comprised of multiple sections of different flexibility, arranged so that the flexibility of the catheter increases from the proximal end to the distal |
| 6975197 |
Rotating and pivoting magnet for magnetic navigation |
December 13, 2005 |
| A magnet assembly comprising a magnet mounted for pivoting about a first axis spaced from the magnet, and rotating about a second axis that is perpendicular to and intersects with the first axis. The magnet comprising a plurality of segments each with a magnetization direction such that |
| 6968846 |
Method and apparatus for refinably accurate localization of devices and instruments in scatterin |
November 29, 2005 |
| A method of localizing a device, medical or otherwise, within a three dimensional environment, the method comprising: (a) transmitting time varying magnetic fields from at least three transmitters, (b) receiving the transmitted electromagnetic radiation as induced voltage signals from |
| 6940379 |
Magnets with varying magnetization direction and method of making such magnets |
September 6, 2005 |
| A permanent magnet in which the magnetization direction varies with location to optimize or restrict a magnetic field property in a selected direction at a selected point. The magnetic field property may be, for example, the transverse magnetic field, axial magnetic field, axial grad |
| 6911026 |
Magnetically guided atherectomy |
June 28, 2005 |
| Atherectomy devices are guided by and manipulated by externally applied magnetic fields to treat total or partial occlusions of a patient's vasculature. |
| 6902528 |
Method and apparatus for magnetically controlling endoscopes in body lumens and cavities |
June 7, 2005 |
| A magnetically navigable endoscope system includes an endoscope having a proximal end and a distal end, the distal end having a magnetic body; a component which transmits an image, associated with the distal end; a display component for displaying the image; a magnetic field generating |
| 6834201 |
Catheter navigation within an MR imaging device |
December 21, 2004 |
| A method of magnetically manipulating a medical device within a body part of a human patient in conjunction with MR imaging includes applying a navigating magnetic field with magnets from the MR imaging device, and changing the magnetic moment of the medical device to change the orie |
| 6817364 |
Magnetically navigated pacing leads, and methods for delivering medical devices |
November 16, 2004 |
| A method of placing a pacing lead in the heart includes introducing a distal end of a delivery catheter into the patient's vasculature; magnetically navigating the distal end of the delivery catheter to the patient's heart; deploying a pacing lead from the distal end of the delivery |
| 6786219 |
Magnetic medical devices with changeable magnetic moments and method of navigating magnetic medi |
September 7, 2004 |
| A method of navigating a medical device having a changeable magnetic moment within an operating region within a patient, the method includes applying a navigating magnetic field to the operating region with an external source magnet, and changing the direction of the magnetic moment in t |
| 6755816 |
Method for safely and efficiently navigating magnetic devices in the body |
June 29, 2004 |
| A method of turning a medical device, having a magnetically responsive element associated with its distal end, at an operating point within an operating region inside a patient's body from an initial direction to a desired final direction, through the movement of at least one external |
| 6740103 |
Magnetically navigable and/or controllable device for removing material from body lumens and cav |
May 25, 2004 |
| A magnetically navigable atherectomy device includes a cutting head, a flexible drive shaft having a proximal and a distal end, with the cutting device on the distal end, and a magnet associated with the cutting head, the magnet of sufficient size to allow the cutting head to be oriented |
| 6733511 |
Magnetically navigable and/or controllable device for removing material from body lumens and cav |
May 11, 2004 |
| A magnetically navigable atherectomy device includes a cutting head, a flexible drive shaft having a proximal and a distal end, with the cutting device on the distal end, and a magnet associated with the cutting head, the magnet of sufficient size to allow the cutting head to be oriented |
| 6702804 |
Method for safely and efficiently navigating magnetic devices in the body |
March 9, 2004 |
| A method of turning a medical device, having a magnetically responsive element associated with its distal end, at an operating point within an operating region inside a patient's body from an initial direction to a desired final direction, through the movement of at least one external |
| 6677752 |
Close-in shielding system for magnetic medical treatment instruments |
January 13, 2004 |
| A shield for controlling a magnetic field emanating from a magnetic in a magnetic medical treatment instrument has the form of a circular shaped band with opposite open ends and a center axis extending perpendicularly between the open ends. The magnet in the magnetic medical treatment |
| 6662034 |
Magnetically guidable electrophysiology catheter |
December 9, 2003 |
| An electrophysiology catheter includes a tube having a proximal end, a distal end, and a lumen therebetween. The tube is preferably comprised of multiple sections of different flexibility, arranged so that the flexibility of the catheter increases from the proximal end to the distal |
| 6630879 |
Efficient magnet system for magnetically-assisted surgery |
October 7, 2003 |
| A system for magnetically assisted surgery includes a magnetic support structure, a patient support structure and a magnet having at least four poles attached to the magnetic support structure so that the magnet provides a near-field magnetic field in an operating region of a patient |
| 6562019 |
Method of utilizing a magnetically guided myocardial treatment system |
May 13, 2003 |
| A magnetically tipped catheter is used t tunnel into the myocardium for cardiac treatment. |
| 6537196 |
Magnet assembly with variable field directions and methods of magnetically navigating medical ob |
March 25, 2003 |
| An adjustable field magnet assembly comprising at least two magnets rotatably mounted so that the rotation of at least one of the at least two rotatably mounted magnets changes the magnetic field projected by magnet assembly. The magnet is particularly useful in providing a magnet field |
| 6529761 |
Digital magnetic system for magnetic surgery |
March 4, 2003 |
| A device and a method for guiding or applying force to a magnetic implant within the body of a patient. The device includes a bed for support of the patient, a set of separately energizable electromagnets or separately controllable permanent magnets so arranged to produce magnetic fields |
