Patent application number | Description | Published |
20090071012 | SLITTER TOOL FOR CUTTING A TUBULAR SHEATH OF A GUIDE CATHETER - A tool for cutting or slitting the tubular sheath of a guide-catheter in the presence of a lead placed in this sheath. The tool ( | 03-19-2009 |
20110015715 | Coronary Venous Pacing Lead And Anchoring Screw System - A system implantable in the coronary venous system, including a pacing lead with an anchoring screw is disclosed. The system includes a stimulation lead ( | 01-20-2011 |
20110130752 | Kit For Penetrating The Cardiac Septum And For Implantation Of A Transeptal Lead, Including A Lead For Detection/Stimulation Of A Left Heart Cavity - A kit for penetrating the cardiac septum and for implanting a transeptal lead, including a lead for the detection/stimulation of a left heart cavity. This kit includes a screw lead ( | 06-02-2011 |
20110185567 | MONO-BODY DEFIBRILLATION PROBE - A probe including at its distal extremity a tubular flexible sheath core supporting at least a winding forming a shock electrode and connected to a electrical conductor of connection extending in a internal lumen of the sheath core. In a way characteristic of the invention, the sheath core extends axially without a solution of continuity in the area supporting the winding. In particular, the sheath core comprises cavities to receive and hold conducting inserts, of homologous size with cavities formed locally close to the ends of the winding, the insert being connected to the interior side to the electrical conductor, and on the external side to the corresponding extremity of winding. A longitudinal slit connects the two cavities and allows, by elastic deformation of the sheath core, the introduction into the cavities and in the internal lumen of the unit formed by the final extremity of the electrical conductor beforehand equipped with its two inserts. | 08-04-2011 |
20110307043 | APPARATUS AND SYSTEM FOR IMPLANTING AN AUTONOMOUS INTRACARDIAC CAPSULE - A system of an autonomous intracardiac capsule and its implantation accessory. The autonomous capsule ( | 12-15-2011 |
20120130464 | PACING LEAD FOR A LEFT CAVITY OF THE HEART, IMPLANTED IN THE CORONARY SYSTEM - A pacing lead for a left cavity of the heart, implanted in the coronary system. This lead ( | 05-24-2012 |
20120136423 | System for Stimulation and/or Defibrillation of the Left Ventricle Endocardially or From a Vein In the Coronary System - A system for stimulation/defibrillation of the left ventricle endocardially or from a vein in the coronary system including: a lead body ( | 05-31-2012 |
20120271369 | ENDOCARDIAL STIMULATION/DEFIBRILLATION SYSTEM OF THE LEFT VENTRICLE - A system for the endocardial stimulation/defibrillation of the left ventricle. This system includes a generator ( | 10-25-2012 |
20130018447 | Lead For Implantable Cardiac Prosthesis, Comprising Means For Protection Against The Thermal Effects Of MRI FieldsAANM OLLIVIER; Jean-FrancoisAACI Villiers-le-BacleAACO FRAAGP OLLIVIER; Jean-Francois Villiers-le-Bacle FRAANM d'Hiver; PhilippeAACI ChatillonAACO FRAAGP d'Hiver; Philippe Chatillon FR - A lead for an implantable cardiac prosthesis, with protection against the thermal effects of MRI fields by terminating the lead head ( | 01-17-2013 |
20130073022 | Pacing Lead In An Extended Area Of A Heart Cavity, Implantable By Over The Wire Technique In The Deep Coronary Network - A pacing lead ( | 03-21-2013 |
20130096658 | Microlead For Detection/Stimulation, Implantable In Venous, Arterial Or Lymphatic Networks - A microlead implantable in a patient's venous, arterial or lymphatic networks for the detection and/or stimulation of tissue. The microlead has a diameter at most equal to 2 French (0.66 mm) and comprises at least one microcable ( | 04-18-2013 |
20130231728 | ENDOCARDIAL STIMULATION/DEFIBRILLATION SYSTEM OF THE LEFT VENTRICLE - A system for the endocardial stimulation/defibrillation of the left ventricle. This system includes a generator ( | 09-05-2013 |
20130310898 | CARDIAC OR CEREBRAL VESSEL MICROLEAD WITH ELECTRODE RING - A method of manufacturing a detection/stimulation lead for implantation into a venous, arterial, or lymphatic network is shown and described. The method includes providing a microcable comprising a sheath of insulating material covering an electrically conductive core. The method further includes surrounding a portion of the microcable with an electrically conductive metal ring. The method also includes crimping the ring such that the thickness of the sheath is penetrated by a portion of the metal ring and such that an electrical connection is formed between the metal ring and the electrically conductive core. | 11-21-2013 |
20130331922 | PACING LEAD FOR A LEFT CAVITY OF THE HEART, IMPLANTED IN THE CORONARY SYSTEM - A pacing lead for a left cavity of the heart, implanted in the coronary system. This lead ( | 12-12-2013 |
20130338745 | NANO MULTIPOLE RINGS FOR MEDICAL MICROLEADS - One embodiment of the invention relates to a multipolar lead for implantation in a venous, arterial, or lymphatic network, and for use with an electric stimulation or detection device. The invention includes at least two microcables, each having a central conductor for connection to the electric stimulation or detection device. The invention further includes a first ring having at least two lumens, each sized to receive a microcable of the at least two microcables, wherein one of the at least two lumens is a connection lumen which receives a first microcable of the at least two microcables. The ring further includes a connection element movable into the connection lumen to pierce a sheath of the first microcable and to press into the central conductor of the first microcable received by the connection lumen, electrically connecting at least a portion of the first ring to the central conductor. | 12-19-2013 |
20140012355 | MICROCATHETER IMPLANTABLE IN VENOUS, ARTERIAL OR LYMPHATIC NETWORKS - This implantable microcatheter includes a hollow tube with a central lumen extending throughout the length of the tube from a proximal region to a distal region. The bending stiffness of the proximal region is greater than the bending stiffness of the distal region, and the tube has a transition region having a decreasing stiffness gradient from the proximal region to the distal region. The tube wall is free of shielding or armor at least in the distal region, and the catheter is made of biocompatible material(s) suitable for a permanent implantation in venous, arterial or lymphatic networks. | 01-09-2014 |
20140031836 | APPARATUS AND SYSTEM FOR IMPLANTING AN AUTONOMOUS INTRACARDIAC CAPSULE - A system and method for implantation of an autonomous intracardiac capsule. The autonomous capsule includes a cylindrical body with an anchoring screw for penetrating a tissue wall, and at least one coupling finger radially projecting outwards. An implantation accessory includes a lead body and a helical guide, for guiding and driving by rotation the capsule. This helical guide is integral with the lead body, and its inner diameter is sufficient to contain that cylindrical body of the capsule therein. The helix direction of the helical guide is opposite to that of the anchoring screw such that continued rotational motion imparted on the lead body drives the anchoring screw into the target tissue and then emerges the capsule from the helical guide. The helical guide is resiliently compressible in axial direction, and its helix pitch is increased in the free distal end portion. | 01-30-2014 |
20140107755 | LEFT VENTRICULAR INTRASEPTAL STIMULATION LEAD - A stimulation lead is disclosed. This lead comprises a lead body having a lumen housing an inner conductor, the conductor being axially and rotationally movable within the lumen, and coupled to a generator of an active implantable medical device. The lead also has a helical anchoring screw extending from a distal end configured to penetrate target tissue, and a stimulation needle electrically coupled to the conductor and comprising at its distal end an active free portion with at least one stimulation electrode for application of pacing pulses to the target tissue. The stimulation needle is axially movable between a retracted position inside the tubular body, and a deployed position with the active free portion of the needle emerging out of the tubular body, utilizing an actuating mechanism for moving the needle from its retracted position to its deployed position under the effect of rotary movement relative to the lead body. | 04-17-2014 |
20140107756 | IMPLANTABLE CARDIAC STIMULATION LEAD FOR IMPLANTATION ALONG THE SEPTAL WALL AND/OR THE FREE WALL OF THE LEFT VENTRICULAR - An implantable cardiac stimulation lead for implantation along the septal wall and/or the free wall of the left ventricular is disclosed. The lead is a microlead formed in its distal portion by a microcable with an active portion comprising a series of exposed areas forming the stimulation electrodes. This lead is implanted by an accessory with a needle having a puncture pointed free end and an opposite end mounted on a gripping end tip, and a releasable device for holding the microcable along the length of the needle. The microlead is introduced by injection of the microcable with penetration of the needle into the wall thickness of the interventricular septum or in the thickness of the free wall of the left ventricle, below the surface and along this wall between the apex region the atrial region. | 04-17-2014 |
20140358160 | SYSTEM IMPLANTABLE INTO THE CORONARY VENOUS NETWORK FOR THE STIMULATION OF A CARDIAC LEFT CAVITY - This system includes a conductor microcable and an insulating microcatheter, including a hollow tube housing the microcable with the possibility of relative axial translation therebetween. The microcatheter is suitable for permanent implantation. The microcatheter, in its distal portion, includes at least one lateral window formed by a through orifice formed on the wall of the hollow tube. The window forms a stimulation site defined on the wall of the target vein facing the window of the microcatheter, and provides for a region of the microcable surface located at the window to form a stimulation electrode. In its distal portion, the microcable is not isolated at least in the region of the window of the microcatheter. The microcatheter is telescopically moveable on the microcable, so as to modify the position of the stimulation site of the target vein. | 12-04-2014 |
20140378991 | INTRACARDIAC CAPSULE AND AN IMPLANTATION ACCESSORY FOR USE WITH THE FEMORAL ARTERY - An assembly including an autonomous capsule having an anchoring member adapted to penetrate tissue of the heart and an accessory for implantation of the capsule. The accessory includes a steerable catheter with an inner lumen, having at its distal end a tubular protection tip defining a volume for housing the capsule. The accessory also includes a disconnectable attachment mechanism for supporting and guiding the capsule to an implantation site and a sub-catheter housed within the lumen of the steerable catheter, moveable in translation and in rotation relative to the steerable catheter. The sub-catheter and the capsule are movable between a refracted position and a position wherein the capsule is deployed out of the protection tip. The sub-catheter and the capsule are provided with a first fastening mechanism for fastening the two in translation and in mutual rotation, which is disconnectable under a rotation applied to the sub-catheter. | 12-25-2014 |
20140378992 | COUPLING SYSTEM BETWEEN A MEDICAL DEVICE AND ITS IMPLANTATION ACCESSORY - An assembly includes a medical device provided with an anchoring member adapted to penetrate tissue of a cavity of the heart. The assembly further includes an implantation accessory including an elongated tubular element provided with a fastening mechanism for handling and guiding the medical device to an implantation site. The fastening mechanism includes an elastic deformable component cooperating with a rigid component, that is able to disconnect the medical device from the tubular element under the effect of a rotation exerted to the tubular element. The elastic deformable component cooperates with the rigid component such that the elastic deformable component exerts on the latter a radial constriction effect, and the elastic component and the rigid component being disconnected under the combined effect of a torsion torque and a traction exerted to the elastic deformable component, to thereby reduce the radial constriction until release of the rigid component. | 12-25-2014 |
20150099958 | MICROLEAD FOR DETECTION/STIMULATION, IMPLANTABLE IN VENOUS, ARTERIAL OR LYMPHATIC NETWORKS - A sensing/pacing lead including a microcable having a diameter of at most 2 French (0.66 mm). The microcable includes an electrically conductive core cable including a plurality of strands and a composite structure formed from at least a structuring material and a radiopaque material, the radiopaque material constituting at least about 0.008 mm | 04-09-2015 |
20150151116 | KIT FOR PENETRATING THE CARDIAC SEPTUM AND FOR IMPLANTATION OF A TRANSEPTAL LEAD, INCLUDING A LEAD FOR DETECTION/STIMULATION OF A LEFT HEART CAVITY - A method of implanting a lead in the left heart cavity includes introducing the lead into the right heart cavity. The lead includes a lead body having a deformable sheath, a proximal end having an electrical connector, a distal end including a projecting helical screw electrode, and a conductor extending along the sheath, electrically connecting the electrical connector and the helical screw. The method further includes positioning the distal end of the lead to abut a septum wall between the right and left heart cavity. The electrical connector is connected to an RF puncture generator and RF energy is applied to the screw while providing rotational movement to the screw for advancement through the septum wall. The method further includes positioning the screw at a target stimulation site in the left heart cavity and providing rotational movement to the screw to anchor the lead at the target site. | 06-04-2015 |
20160095611 | EXPLANTATION ACCESSORY FOR AN INTRACORPOREAL CAPSULE - An explantation accessory includes a catheter with a steerable head carrying a tubular receptacle adapted to accommodate the proximal portion of the capsule. The explantation accessory further includes a lasso having a flexible wire extending along the catheter to and forming at its distal end a deformable loop. One end of the deformable loop is mobile so as to allow tightening of the loop under the effect of a traction exerted on the flexible wire along the catheter. The free end edge of the tubular receptacle comprises a protruding anterior portion, an axially recessed posterior portion with respect to the anterior portion and located diametrically opposite to the protruding anterior portion, and two beveled edges connecting the protruding anterior portion to the recessed posterior portion. | 04-07-2016 |
Patent application number | Description | Published |
20150105847 | LEAD FOR IMPLANTABLE CARDIAC PROSTHESIS, INCLUDING PROTECTION AGAINST THE THERMAL EFFECTS OF MRI FIELDS - A heat dissipating housing to be positioned at a distal end of a stimulation/defibrillation lead, the housing including a housing body having a distal contact face at a distal end, an inner wall, and an outer wall. The housing further includes an anchoring screw, wherein at least a portion of the anchoring screw extends axially from the distal end of the housing body. The anchoring screw is configured to secure the distal contact face in contact with tissue of a patient to form a thermal bridge between the tissue and the housing body. The housing body is electrically insulated and thermally conductive to dissipate heat transferred through the thermal bridge to the outer wall of the housing body. | 04-16-2015 |
20150134042 | MULTIZONE EPICARDIAL PACING LEAD - An epicardial stimulation lead includes a lead body having a connector at a proximal end for coupling the lead to a generator of an active implantable medical device. The lead also includes a distributor housing at a distal end of the lead body and means for anchoring the distal end of the lead body to the epicardium. The lead also includes an active part having a plurality of microcable conductors, the proximal ends being coupled to the distributor housing, the distal ends being free. Each microcable has a diameter of at most equal to 2 French. Each microcable includes at least one denuded area in the insulating coating forming a stimulation electrode adapted to contact or penetrate an epicardium wall. Each microcable also includes a transverse elongated member extending at an angle relative to the main direction of the microcable for penetrating into the epicardial wall. | 05-14-2015 |
20150217110 | PACING LEAD FOR A LEFT CAVITY OF THE HEART, IMPLANTED IN THE CORONARY SYSTEM - A pacing lead for a left cavity of the heart, implanted in the coronary system. The lead includes a lead body with a hollow sheath of deformable material, having a central lumen open at both ends, and at least one telescopic microcable of conductive material. The microcable slides along the length of the lead body and extends beyond the distal end thereof. The part emerging beyond the distal end is an active free part comprising a plurality of distinct bare areas, intended to come into contact with the wall of a target vein of the coronary system, so as to form a network of stimulation electrodes electrically connected together in parallel. The microcable further comprises, proximally, a connector to a generator of active implantable medical device such as a pacemaker or a resynchronizer. | 08-06-2015 |
20150223713 | LEAD FOR AN ACTIVE IMPLANTABLE MEDICAL DEVICE WITH A CHIP FOR ELECTRODE MULTIPLEXING - A lead for active implantable medical devices comprising a chip, notably for electrode multiplexing. The lead includes an insulating supporting tube interposed in a flexible elongated tube, with a central bore coaxial with the lumen of the lead. The supporting tube comprises on its surface at least one crossing conductive strip extending in the axial direction. A chip on a flexible substrate is disposed with a bent or curved conformation in a receptacle of the supporting tube isolated from the conductive strip. An electrode, e.g., for cardiac sensing/pacing, carried by the supporting tube is electrically connected to an outer conductive pad of the chip. The conductive strip is connected (i) at each end, face to face to a conductive connection, housed in the sheath, and (ii) in a central region, to an inner conductive pad of the chip. | 08-13-2015 |
20150246223 | RETRACTABLE SCREW INTRACARDIAC LEAD FOR CARDIAC STIMULATION AND/OR DEFIBRILLATION - A retractable screw-type stimulation or defibrillation intracardiac lead is disclosed. According to one embodiment, the lead comprises a flexible hollow sheath ( | 09-03-2015 |
20150273211 | PACING LEAD IN AN EXTENDED AREA OF A HEART CAVITY, IMPLANTABLE BY OVER THE WIRE TECHNIQUE IN THE DEEP CORONARY NETWORK - A pacing lead having a lead body comprising a hollow sheath by a first lumen and an extension body extending from the lead body, the extension body having a proximal end and a distal end, the distal end having an active lead region. The extension is traversed by a second lumen, the second lumen communicating with the first lumen of the lead body so as to receive a guide wire for the implantation of the lead. The extension has an outside diameter of between 1 and 3 French. The extension distal end comprises at least one electrically isolated peripheral conductor electrically insulated except for at least two denuded areas on an outer surface of the conductor to contact a wall of a target vein, so as to form a network of stimulation electrodes electrically connected together. The lead body proximal end includes an electrical connection for the peripheral conductor. | 10-01-2015 |
20150283376 | INTRACARDIAC CAPSULE AND EXPLANTATION ACCESSORY - An autonomous capsule includes a tubular body provided at its distal end with an anchoring screw, and in its proximal region of a capture groove. An explantation accessory includes a reinforced catheter combined with a flexible wire which can slide in the catheter and has a deformable loop which can be clamped by gradual introduction of its ends in the catheter under the effect of a traction exerted on the wire. During tightening, the capture groove receives the wire loop, allowing, after complete tightening, to secure in tension and rotation an assembly formed by the catheter, the capsule, and the wire. The reinforced catheter is then used to transmit a tensile force and an axial torque from its proximal end to its distal end, allowing safe unscrewing of the capsule and its extraction through the patient venous network. | 10-08-2015 |
20150374976 | IMPLANTABLE CAPSULE FOR LEADLESS CARDIAC PACING - The invention relates to an implantable capsule, particularly an autonomous capsule of cardiac stimulation, comprising a tubular body provided at the distal end of an anchoring element with a helical screw adapted to penetrate tissue a wall of an organ of a patient, the body housing a set of functional elements of the capsule. It comprises an annular support integral with the body and coaxial therewith, said support surrounding the base of the anchoring element and comprising a series of openings radially extending. The base of the anchoring element comprises a series of rods or tubes projecting in a generally radial direction, and engaged in said openings to thereby secure the anchoring element to the support. | 12-31-2015 |