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7599747 |
Screw-in electrode probe for cardiologocal application
A screw-in electrode probe for cardiological application comprises an oblong electrode body ( 1 ), a supply line ( 10 ) running therein, and an electrode head ( 3 ) on the distal end ( 2 ). The...
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7580758 |
Implantable electrode device
An implantable electrode device, particularly a cardiological electrode device, comprises an oblong, hose-like electrode body and a helical screw-in electrode, which is displaceable on the distal...
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7532939 |
Active fixation medical lead
An implantable medical device that includes an elongated body having a proximal end and a distal end, a helical fixation member extending from the distal end of the elongated body, the helical...
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7392095 |
Extendable and retractable lead having a snap-fit terminal connector
A lead having an extendable and retractable fixation mechanism has a rotating terminal pin at the terminal end which rotates the fixation mechanism at the distal end. As the terminal pin is...
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7383091 |
Medical electrical lead providing far-field signal attenuation
A bipolar pacing and sensing lead incorporates a range of active surface areas for each of the anode and cathode electrodes, and a range of inter-electrode spacings between the anode and cathode...
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7369901 |
Myocardial lead and lead system
An implantable myocardial stimulation lead comprises a lead body having a distal end and a proximal end, and an electrical connector carried by the proximal end of the lead body. An electrode...
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7313445 |
Medical lead with flexible distal guidewire extension
An implantable medical lead is provided with a distal guidewire extension. A flexible distal guidewire extension, which may take the form of a helically wound wire around a tapered core, extends...
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7305270 |
Cardiac pacing/sensing lead providing far-field signal rejection
A proximal end of a lead body carries a connector assembly. A first electrical conductor within the lead body electrically connects a tip electrode to a first electrical contact on the connector...
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7254451 |
Implantable lead including sensor
An implantable lead includes a defibrillation electrode and a sensor coupled thereto. The electrode and sensor are positioned along a body of the lead such that, when a fixation element couples the...
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7251532 |
Medical lead fixation
A distal tip coupled to a body of an implantable medical device includes a canted passageway extending distally from a lumen of the body and an opening terminating the passageway and positioned in...
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7245973 |
His bundle mapping, pacing, and injection lead
A cardiac rhythm management system includes a lead assembly for intracardiac mapping, pacing, and drug delivery. The lead assembly includes an implantable endocardial lead having a proximal end for...
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7242977 |
Catheter lead placement system and method
A catheter system includes a mapping catheter having an open lumen and a mapping arrangement provided at a distal end of the mapping catheter. A balloon catheter is movably disposed within the open...
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7212870 |
Dual helix active fixation stimulation lead
An implantable lead for use with an implantable medical device includes a lead body with first and second electrical conductors extending between its proximal and distal ends. An electrical...
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7197362 |
Cardiac lead having coated fixation arrangement
Implantable cardiac monitoring and stimulation devices and methods using cardiac leads employ coated fixation arrangements. The coating, such as an expanded polytetrafluoroethylene, reduces exit...
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7184839 |
Catheter-delivered cardiac lead
A lead for delivering electrical signals to and/or receive electrical signals from a human heart that includes a solid inner conductor, and a fixation device having a titanium nitride coated...
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7177704 |
Pacing method and apparatus
The present invention provides for a method and apparatus providing pacing to improve the hemodynamics of the heart for patients with AV nodal block, right/left bundle branch block, and heart...
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7177680 |
Field stimulation about a discontinuity of the myocardium to capture the heart at reduced pacing thresholds
Improved pacing thresholds for capturing the heart are achieved by forming a discontinuity in the cardiac tissue of the heart chamber, disposing a pacing electrode at a distance less than a space...
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7162310 |
Flat wire helix electrode used in screw-in cardiac stimulation leads
An implantable endocardial lead for use with a cardiac stimulation device includes an active fixation helix disposed at the distal end of the lead. The helix is constructed of flat wire having a...
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7158838 |
Arrangement for implanting a miniaturized cardiac lead having a fixation helix
An introducer system and method for positioning and fixedly engaging a lead at an implantation site that includes a torque transfer sheath, extending from a proximal end to a distal end, receiving...
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7155294 |
Conductor arrangement for multipolar medical electrical leads
A medical electrical lead includes a first electrode and a second electrode positioned distal to the first electrode; a first portion of a first cable conductor extends through a channel of the...
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7155292 |
Active fixation assembly for an implantable device
An implantable device such as a lead is adapted for implantation on or about the heart and for connection to a system for monitoring or stimulating cardiac activity. The implantable device includes...
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7146225 |
Methods and apparatus for accessing and stabilizing an area of the heart
An epicardial lead installation tool having an elongated tool body extending between a tool body proximal and distal ends and encloses a tool body lumen. At least one suction pad supported by a...
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7142928 |
Field stimulation about a discontinuity of the myocardium to capture the heart at reduced pacing thresholds
Improved pacing thresholds for capturing the heart are achieved by forming a discontinuity in the cardiac tissue of the heart chamber, disposing a pacing electrode at a distance exceeding a space...
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7127302 |
Electrode lead
An intracardial electrode lead comprises a distal end, a proximal end and an elongate electrode lead body which includes a helical coil having a lumen and a sheath enclosing the helical coil. The...
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7110828 |
Intravascular electrode line
An intravascular electrode line is provided with a shaping suitable for fixing in a blood vessel. The shaping is three-dimensional and has line portions enclosing an elongated hollow space, with a...
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7103418 |
Active fluid delivery catheter
A medical system incorporating fluid delivery and lead delivery lumens dispense fluid into a volume of tissue. The fluid comprises or contains a pharmacologic, genetic, or biologic agent. The fluid...
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7096071 |
Set for installing an intracardiac stimulation or defibrillation lead equipped with a screw
A set for installing an intracardiac lead equipped with a screw in a wall of the endocardium, particularly a stimulation or defibrillation lead. This set comprises a removable stylet ( 50 ), able...
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7092766 |
Active fixation lead with multiple density
An implantable lead adapted to transmit electrical signals between a connector assembly on a proximal end of the lead and at least one electrode carried by a distal end of the lead comprises a...
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7089046 |
Removable cap for tissue-insertable connections
A helical element for insertion into tissue comprises a helical element having an insertion end, a protruding end and an open central area within the wire, rods, filaments, cables or the like that...
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7076309 |
Apparatus and method for fixedly engaging an electrical lead
An electrical lead includes an elongate body having a proximal end and a fixation member joined to the elongate body and distally disposed from the proximal end of the elongate body, wherein the...
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7027876 |
Lead system for providing electrical stimulation to the Bundle of His
Methods and endocardial screw-in leads for enabling provision of electrical stimulation to the heart, particularly the His Bundle in the intraventricular septal wall. An endocardial screw-in lead...
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7027852 |
Lead with distal tip surface electrodes connected in parallel
An body implantable stimulation lead is provided including tip electrode patterns and configurations producing low noise, clean sensed signals devoid of far field components, such sensed signals...
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6949763 |
Semiconductor and non-semiconductor non-diffusion-governed bioelectrodes
An implantable electrode and electrode system for contacting living biological material that includes an electrode assembly including at least a portion of the electrode, adapted to contact the...
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6937897 |
Electrode for His bundle stimulation
An electrical lead equipped with cathode and anode active succession electrodes for positioning in the vicinity of the His bundle tissue. The lead includes a lead body for carrying conductors...
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6923807 |
Helical device and method for aiding the ablation and assessment of tissue
A helical needle is attached to a surgical probe to aid in the insertion of the probe into a tissue mass. The tip of the helical needle penetrates the tissue mass in advance of the tip of the...
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6909920 |
System and method for positioning an implantable medical device within a body
A transvenous implantable medical device adapted for implantation in a body, and which is particularly adapted for use in a vessel such as the coronary sinus or cardiac great vein. The implantable...
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6842649 |
Snap-spin lead assembly and method therefor
A lead assembly having a push-extendable active fixation mechanism. As the terminal end of the lead is pushed, the active fixation element extends from the lead body to a predetermined extension...
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6819959 |
Extendable/retractable screw-in tip design with an improved thread/screw mechanism
An implantable endocardial lead for use with a cardiac stimulation device includes an electrically active housing including a tubular end region extending to a terminal rim at the distal end of the...
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6813521 |
Medical electrical lead
A medical electrical lead is provided that is readily manufactured using a minimal number of parts, has a reduced size and improved reliability during implantation and extraction. The lead includes...
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6763270 |
Lead extraction mechanism for active fixation leads
A technique for removing from a body an implanted lead including an active fixation electrode includes the operation of releasably attaching an elongated stylet to the distal end of the implanted...
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6757970 |
Method of making multi-contact electrode array
A multicontact electrode array suitable for implantation in living tissue includes a distal end having multiple spaced-apart ring contacts or a pattern of spaced-apart electrode contacts carried on...
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6704605 |
Medical electrode assembly
A medical lead for tissue stimulation and sensing is provided, the lead having an electrode with an active fixation mechanism. The active fixation mechanism using a conductive spring element or...
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6687550 |
Active fixation electrode lead having an electrical coupling mechanism
An implantable endocardial lead includes an electrical conductor coupled at its distal end to an active fixation electrode movable between a retracted position and an extended position advanced...
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6626841 |
Carrier for mounting transesophageal recording, monitoring or stimulation devices to an esophageal stethoscope
An esophageal stethoscope includes a tubular flexible body having an acoustic input region. A carrier member, which is separate from the tubular flexible body, is selectively engageable with the...
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6606522 |
Torque mechanism and method for endocardial leads
A lead assembly includes a flexible lead body which extends from a proximal end to a distal end, the lead body includes one or more conductors therein. The lead assembly further includes a braided...
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6516231 |
Endocardial electrode lead with multiple branches
A cardioversion arrangement having an electrode arrangement for the intracardial discharge of electrical pulses in the atrium of a heart, having an electrode line and in the region of its distal...
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6516230 |
Medical electrical lead with fiber core
A medical electrical lead, having an elongated lead body which includes an elongated insulative sheath having proximal and distal ends and which carries spaced first and second electrical...
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6501994 |
High impedance electrode tip
An implantable lead, being either a fixed or retractable/extendable lead, having a distal tip electrode is adapted for implantation on or about the heart and for connection to a system for...
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6493591 |
Implantable active fixation lead with guidewire tip
A lead adapted to be located within the cardiac vasculature is disclosed. The lead may be readily steered to a desired location within the cardiac vasculature to thereafter be securely located at a...
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6473633 |
Removable cap for tissue-insertable connections
A helical element for insertion into tissue comprises a helical element having an insertion end, a protruding end and an open central area within the wire, rods, filaments, cables or the like that...
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