Patent application number | Description | Published |
20080215042 | Therapeutic Apparatus Having Insulated Region At The Insertion Area - Apparatus and methods for insulating tissue during therapeutic procedures. | 09-04-2008 |
20080269551 | STEERABLE LESION EXCLUDING HEART IMPLANTS FOR CONGESTIVE HEART FAILURE - Devices, systems, and methods for treating a heart of a patient may make use of one or more implant structures which limit a size of a chamber of the heart, such as by deploying a tensile member to bring a wall of the heart toward (optionally into contact with) a septum of the heart. | 10-30-2008 |
20080294251 | LOCATION, TIME, AND/OR PRESSURE DETERMINING DEVICES, SYSTEMS, AND METHODS FOR DEPLOYMENT OF LESION-EXCLUDING HEART IMPLANTS FOR TREATMENT OF CARDIAC HEART FAILURE AND OTHER DISEASE STATES - Devices, systems, and methods for treating a heart of a patient may make use of structures which limit a size of a chamber of the heart, such as by deploying one or more tensile member to bring a wall of the heart and a septum of the heart into contact. A plurality of tension members may help exclude scar tissue and provide a more effective remaining ventricle chamber. The implant may be deployed during beating of the heart, often in a minimally invasive or less-invasive manner. Trauma to the tissues of the heart may be inhibited by selectively approximating tissues while a pressure within the heart is temporarily reduced. Three-dimensional implant locating devices and systems facilitate beneficial heart chamber volumetric shape remodeling. | 11-27-2008 |
20090099564 | Surgical Probe For Supporting Inflatable Therapeutic Devices In Contact With Tissue In Or Around Body Orifice And Within Tumors - A probe that facilitates the creation of lesions in bodily tissue. The probe includes a relatively short shaft and an inflatable therapeutic element. | 04-16-2009 |
20090281541 | CONDUCTION BLOCK SYSTEMS AND METHODS - Tissue treatment systems for cardiac surgical procedures can include an ablation and monitoring assembly having a first ablation element, a second ablation element, and a monitoring mechanism. Treatment methods may involve placing an ablation and monitoring assembly of the tissue treatment system at a patient tissue treatment site, applying a first ablative energy to a first tissue location via the first ablation element and a second ablative energy to a second tissue location via the second ablation element, monitoring a condition of the first tissue location with the monitoring mechanism, and modulating application of the first ablative energy to the first tissue location in response to the condition of the first tissue location while maintaining application of the second ablative energy to the second tissue location. Embodiments also include techniques for assessing a conduction delay across a lesion that involve evaluating local activation rates on various sides of a lesion. | 11-12-2009 |
20100010487 | CATHETER WITH TISSUE PROTECTING ASSEMBLY - A medical probe includes an elongate member having a proximal end and a distal end, an ablative element mounted to the distal end of the elongate member, and a cage assembly mounted to the distal end of the elongate member, the cage assembly at least partially covers the ablative element. A method of treating tissue in a body includes inserting an ablative element in the body, placing the ablative element adjacent the tissue, and maintaining a distance between the ablative element and the tissue using a protective catheter element that circumscribes at least a portion of the ablative element. | 01-14-2010 |
20100121322 | ELECTROPHYSIOLOGY ELECTRODE HAVING MULTIPLE POWER CONNECTIONS AND ELECTROPHYSIOLOGY DEVICES INCLUDING THE SAME - An electrophysiology electrode having multiple power connections and electrophysiology devices including the same. | 05-13-2010 |
20100305567 | APPARATUS FOR SECURING AN ELECTROPHYSIOLOGY PROBE TO A CLAMP - An apparatus for use with a clamp including a base member configured to be secured to the clamp and at least one energy transmission device carried by the base member. An apparatus for use with a clamp and a probe that carries at least one energy transmission device including a base member configured to be secured to the clamp and an engagement device associated with the base member and configured to engage the probe. A clamp including first and second clamp members, at least one of which is malleable, and a movement apparatus that moves at least one of the first and second clamp members relative to the other. A surgical system including a clamp with first and second clamp members and a device that removably mounts at least one electrode on at least one of the first and second clamp members. | 12-02-2010 |
20100331838 | TRANSMURALITY CLAMP SYSTEMS AND METHODS - Tissue clamp systems and methods assess the transmurality of a lesion created by ablation. Exemplary clamp systems for ablating tissue include a first jaw, an ablation element mounted on the first jaw, a second jaw, and a sensing element mounted on the second jaw. The sensing element can be configured to assess transmurality of a lesion created by the ablation element. Systems may also include a connection mechanism that connects the ablation element and the sensing element to a connector for connecting the ablation element and the sensing element to an ablation system. | 12-30-2010 |
20110029058 | WETTABLE STRUCTURES INCLUDING CONDUCTIVE FIBERS AND APPARATUS INCLUDING THE SAME - An apparatus including a wettable structure and a plurality of conductive fibers carried by the wettable structure. | 02-03-2011 |
20110034915 | BIPOLAR BELT SYSTEMS AND METHODS - Bipolar belt ablation systems and methods for treating patient tissue involve the use of an ablation an ablation apparatus with a plurality of ablation elements carried by a flexible tube structure, a radiofrequency generator capable of delivering a plurality of differing radiofrequency power signals to the ablation elements of the ablation device, wires transmitting the radiofrequency power signals from the radiofrequency generator to the ablation elements, and a control mechanism to enable temperature-based power control to each of the powered ablation elements. | 02-10-2011 |
20110060331 | MAGNETIC NAVIGATION SYSTEMS AND METHODS - Systems and methods for forming a lesion on an endocardial tissue of a patient's heart involve placing an ablation assembly inside of the heart and adjacent to the endocardial tissue, and placing a guiding assembly outside of the heart. An ablation assembly includes an ablation element and a first attraction element, and a guiding assembly includes a second attraction element. First and second attraction elements can be attracted via magnetism. Techniques involve forming an ablation on the cardiac tissue of a patient's heart with an ablation element of the ablation assembly. Optionally, techniques may include moving the second attraction element of the guiding assembly relative to the patient's heart, so as to effect a corresponding movement of the ablation element of the ablation assembly. | 03-10-2011 |
20110112531 | DUAL MODE LESION FORMATION APPARATUS, SYSTEMS AND METHODS - A dual mode lesion formation apparatus including a probe component and clamp component. | 05-12-2011 |
20110160750 | Steerable Lesion Excluding Heart Implants For Congestive Heart Failure - Devices, systems, and methods for treating a heart of a patient may make use of one or more implant structures which limit a size of a chamber of the heart, such as by deploying a tensile member to bring a wall of the heart toward (optionally into contact with) a septum of the heart. | 06-30-2011 |
20110238058 | INDIFFERENT ELECTRODE PAD SYSTEMS AND METHODS FOR TISSUE ABLATION - Systems and methods for transmitting energy through patient tissue involve the use of an indifferent pad assembly in conjunction with an ablation probe. Systems may include an electrical surgical unit having a power output connector, a first power return connector, and a second power return connector. Systems may also include an ablation probe coupleable with the power output connector of the electrical surgical unit, and an indifferent pad assembly having a conductive mechanism coupled with an electrical and thermal insulator mechanism, and a wire assembly coupled with the conductive mechanism. The wire assembly can include a first connector coupleable with the first power return connector of the electrical surgical unit, and a second connector coupleable with the second power return connector of the electrical surgical unit. | 09-29-2011 |
20110238059 | PROTECTIVE SYSTEMS AND METHODS FOR USE DURING ABLATION PROCEDURES - Systems and methods provide protection for patient tissue during radiofrequency ablation treatments. Exemplary techniques involve placing a conductive or semiconductive pad assembly near a target tissue, and administering electrical current through the target tissue while protecting adjacent tissue with the pad assembly. The pad assembly may include a material having an electrical conductivity value that is equal to or greater than the electrical conductivity value of the target tissue. | 09-29-2011 |
20110306974 | CLAMP BASED METHODS AND APPARATUS FOR FORMING LESIONS IN TISSUE AND CONFIRMING WHETHER A THERAPEUTIC LESION HAS BEEN FORMED - Surgical systems; devices and methods including one or more tissue stimulation elements that, in some instances, may also be used for sensing purposes. Some of the surgical devices also include a tissue coagulation element. | 12-15-2011 |
20120123411 | STABILIZED ABLATION SYSTEMS AND METHODS - Surgical systems and methods for administering an ablation treatment and other therapeutic or diagnostic protocols to a patient tissue involve a flexible stabilizer mechanism having an inner recess and an ablation mechanism coupled with the stabilizer mechanism. | 05-17-2012 |
20120190958 | SIGNAL TRANSMITTING AND LESION EXCLUDING HEART IMPLANTS FOR PACING, DEFIBRILLATING, AND/OR SENSING OF HEART BEAT - Devices, systems, and methods for treating a heart of a patient may make use of structures which limit a size of a chamber of the heart, such as by deploying a tensile member to bring a wall of the heart toward (optionally into contact with) a septum of the heart. The implant may include an electrode or other structure for applying pacing signals to one or both ventricles of the heart, for defibrillating the heart, for sensing beating of the heart or the like. A wireless telemetry and control system may allowing the implant to treat congestive heart failure, monitor the results of the treatment, and apply appropriate electrical stimulation. | 07-26-2012 |
20120232551 | ABLATIVE TREATMENT OF THE HEART TO IMPROVE PATIENT OUTCOMES FOLLOWING SURGERY - Devices and methods are described for ablation of cardiac tissue for treating cardiac arrhythmias, such as atrial fibrillation. Devices may include a tissue contacting member for contacting epicardial tissue and securing the ablation device to the epicardial tissue and an ablation member for ablating the tissue. Suction apertures attach the contacting member to the epicardial surface with sufficient strength to stabilize the tissue with the device. The devices and methods can be used to ablate epicardial tissue in the vicinity of a pulmonary vein or to ablate cardiac tissues in other locations on a heart. A combined pacing and ablation probe is described for treating cardiac arrhythmia by: advancing the probe through an incision into the vicinity of the patient's heart, verifying at least one location of a cardiac parasympathetic ganglion, and applying ablation energy to the cardiac parasympathetic ganglion. | 09-13-2012 |
20120283719 | CATHETER WITH TISSUE PROTECTING ASSEMBLY - A medical probe includes an elongate member having a proximal end and a distal end, an ablative element mounted to the distal end of the elongate member, and a cage assembly mounted to the distal end of the elongate member, the cage assembly at least partially covers the ablative element. A method of treating tissue in a body includes inserting an ablative element in the body, placing the ablative element adjacent the tissue, and maintaining a distance between the ablative element and the tissue using a protective catheter element that circumscribes at least a portion of the ablative element. | 11-08-2012 |
20120303027 | APPARATUS FOR SECURING AN ELECTROPHYSIOLOGY PROBE TO A CLAMP - An apparatus for use with a clamp including a base member configured to be secured to the clamp and at least one energy transmission device carried by the base member. An apparatus for use with a clamp and a probe that carries at least one energy transmission device including a base member configured to be secured to the clamp and an engagement device associated with the base member and configured to engage the probe. A clamp including first and second clamp members, at least one of which is malleable, and a movement apparatus that moves at least one of the first and second clamp members relative to the other. A surgical system including a clamp with first and second clamp members and a device that removably mounts at least one electrode on at least one of the first and second clamp members. | 11-29-2012 |
20120310237 | HIGH-VOLTAGE PULSE ABLATION SYSTEMS AND METHODS - High-voltage pulses ablation systems and methods are used to ablate tissue and form lesions. A variety of different electrophysiology devices, such as catheters, surgical probes, and clamps, may be used to position one or more electrodes at a target location. Electrodes can be connected to power supply lines and, in some instances, the power to the electrodes can be controlled on an electrode-by-electrode basis. High-voltage pulse sequences provide a total amount of heating that is typically less than that which is observed with thermally-based radiofrequency energy ablation protocols. | 12-06-2012 |
20130116691 | APPARATUS FOR SECURING AN ELECTROPHYSIOLOGY PROBE TO A CLAMP - An apparatus for use with a clamp including a base member configured to be secured to the clamp and at least one energy transmission device carried by the base member. An apparatus for use with a clamp and a probe that carries at least one energy transmission device including a base member configured to be secured to the clamp and an engagement device associated with the base member and configured to engage the probe. A clamp including first and second clamp members, at least one of which is malleable, and a movement apparatus that moves at least one of the first and second clamp members relative to the other. A surgical system including a clamp with first and second clamp members and a device that removably mounts at least one electrode on at least one of the first and second clamp members. | 05-09-2013 |
20130172864 | STABILIZED ABLATION SYSTEMS AND METHODS - Surgical systems and methods for administering an ablation treatment and other therapeutic or diagnostic protocols to a patient tissue involve a flexible stabilizer mechanism having an inner recess and an ablation mechanism coupled with the stabilizer mechanism. | 07-04-2013 |
20130226174 | MAGNETIC NAVIGATION SYSTEMS AND METHODS - Systems and methods for forming a lesion on an endocardial tissue of a patient's heart involve placing an ablation assembly inside of the heart and adjacent to the endocardial tissue, and placing a guiding assembly outside of the heart. An ablation assembly includes an ablation element and a first attraction element, and a guiding assembly includes a second attraction element. First and second attraction elements can be attracted via magnetism. Techniques involve forming an ablation on the cardiac tissue of a patient's heart with an ablation element of the ablation assembly. Optionally, techniques may include moving the second attraction element of the guiding assembly relative to the patient's heart, so as to effect a corresponding movement of the ablation element of the ablation assembly. | 08-29-2013 |
20130325041 | STEERABLE LESION EXCLUDING HEART IMPLANTS FOR CONGESTIVE HEART FAILURE - Devices, systems, and methods for treating a heart of a patient may make use of one or more implant structures which limit a size of a chamber of the heart, such as by deploying a tensile member to bring a wall of the heart toward (optionally into contact with) a septum of the heart. | 12-05-2013 |
20130345694 | ELECTROPHYSIOLOGY ELECTRODE HAVING MULTIPLE POWER CONNECTIONS AND ELECTROPHYSIOLOGY DEVICES INCLUDING THE SAME - An electrophysiology electrode having multiple power connections and electrophysiology devices including the same. | 12-26-2013 |
20140018785 | THERAPEUTIC APPARATUS HAVING INSULATED REGION AT THE INSERTION AREA - Apparatus and methods for insulating tissue during therapeutic procedures. | 01-16-2014 |
20140128866 | CLAMP BASED METHODS AND APPARATUS FOR FORMING LESIONS IN TISSUE AND CONFIRMING WHETHER A THERAPEUTIC LESION HAS BEEN FORMED - Surgical systems, devices and methods including one or more tissue stimulation elements that, in some instances, may also be used for sensing purposes. Some of the surgical devices also include a tissue coagulation element. | 05-08-2014 |
20140155885 | Cardiac Ablation Devices and Methods - Devices and methods provide for ablation of cardiac tissue for treating cardiac arrhythmias such as atrial fibrillation. The devices and methods are used to ablate epicardial tissue in the vicinity of the pulmonary veins, and other locations on a heart. Devices generally include at least one tissue contacting member for contacting epicardial tissue and securing the ablation device to the epicardial tissue, and at least one ablation member for ablating the tissue. Various embodiments include features, such as suction apertures, which enable the device to attach to the epicardial surface with sufficient strength to allow the tissue to be stabilized via the device. For example, some embodiments may be used to stabilize a beating heart to enable a beating heart ablation procedure. Many of the devices may be introduced into a patient utilizing minimally invasive introducer devices and the like. A preferred embodiment of the introducer device includes an integrated light source that can be activated at the time of use. | 06-05-2014 |
20140200478 | CATHETER WITH TISSUE PROTECTING ASSEMBLY - A medical probe includes an elongate member having a proximal end and a distal end, an ablative element mounted to the distal end of the elongate member, and a cage assembly mounted to the distal end of the elongate member, the cage assembly at least partially covers the ablative element. A method of treating tissue in a body includes inserting an ablative element in the body, placing the ablative element adjacent the tissue, and maintaining a distance between the ablative element and the tissue using a protective catheter element that circumscribes at least a portion of the ablative element. | 07-17-2014 |
20140214031 | ABLATION CLAMP WITH MALLEABLE JAWS - An apparatus for use with a clamp including a base member configured to be secured to the clamp and at least one energy transmission device carried by the base member. An apparatus for use with a clamp and a probe that carries at least one energy transmission device including a base member configured to be secured to the clamp and an engagement device associated with the base member and configured to engage the probe. A clamp including first and second clamp members, at least one of which is malleable, and a movement apparatus that moves at least one of the first and second clamp members relative to the other. A surgical system including a clamp with first and second clamp members and a device that removably mounts at least one electrode on at least one of the first and second clamp members. | 07-31-2014 |
20140309633 | INTERNAL INDIFFERENT ELECTRODE DEVICE FOR USE WITH LESION CREATION APPARATUS AND METHOD OF FORMING LESIONS USING SAME - An internal indifferent electrode device including a flexible shaft, an energy transmission device adapted to be inserted into the body supported on the shaft, and a connector adapted to mate with the power return connector of a power supply apparatus. | 10-16-2014 |
20140330296 | SIGNAL TRANSMITTING AND LESION EXCLUDING HEART IMPLANTS FOR PACING, DEFIBRILLATING, AND/OR SENSING OF HEART BEAT - Devices, systems, and methods for treating a heart of a patient may make use of structures which limit a size of a chamber of the heart, such as by deploying a tensile member to bring a wall of the heart toward (optionally into contact with) a septum of the heart. The implant may include an electrode or other structure for applying pacing signals to one or both ventricles of the heart, for defibrillating the heart, for sensing beating of the heart or the like. A wireless telemetry and control system may allowing the implant to treat congestive heart failure, monitor the results of the treatment, and apply appropriate electrical stimulation. | 11-06-2014 |