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Carole A. Tronnes, Stillwater US

Carole A. Tronnes, Stillwater, MN US

Patent application numberDescriptionPublished
20100035453AXIAL LEAD CONNECTOR FOR IMPLANTABLE MEDICAL DEVICE - The disclosure describes an axial lead connector assembly for an implantable medical device (IMD). The lead connector assembly facilitates electrical connection between an implantable medical lead and circuitry contained within the housing of an IMD. A connector header defines an axial stack bore to receive an axial stack of in-line connector components. The connector components define a common lead bore to receive a proximal end of an implantable lead. The in-line stack of connector components may include seals, electrical connector elements, a strain relief, and a locking device, each of which defines a passage that forms part of the lead bore.02-11-2010
20100212154METHOD FOR MAKING SMOOTH TRANSITIONS BETWEEN DIFFERING LEAD SEGMENTS - A method for forming a lead body includes contacting a proximal section of the lead body having a lumen and a first lead body characteristic to a distal section of the lead body having a lumen and a second lead body characteristic. The proximal and distal sections are contacted such that their lumens are axially aligned. A lap band is disposed about a portion of the proximal section and a portion of the distal section, and is thermally formed to the proximal and distal sections. Axially compressive pressure is applied to the lap band as the lead body is being thermally formed. The pressure applied is sufficient to result in the lead body having an outer diameter in regions proximally and distally adjacent to the lap band that are substantially the same to an outer diameter in a region formed by the lap band.08-26-2010
20100217365MEDICAL LEAD HAVING COAXIAL CONNECTOR - A medical lead includes a connector for operably coupling the lead to an active medical device. The connector includes a first tubular conductive contact having a length, a proximal end, a distal end and a lumen extending through the contact from the proximal end to the distal end. The connector also includes a second tubular conductive contact having a length, a proximal end, and a distal end. The length of the second contact is greater than the length of the first contact. The second contact is disposed in the lumen of the first contact such that the proximal and distal ends of the second contact extend beyond the proximal and distal ends of the first contact. The lead further includes first and second electrodes. The first electrode is operably coupled to the first contact, and the second electrode is operably coupled to the second contact.08-26-2010
20100228328LEAD ELECTRODE MARKING SYSTEM AND METHOD FOR DEPLOYMENT - A lead includes a lead body having at least two electrodes and a lead marker. The lead marker corresponds to a size and spacing of each of the at least two electrodes. The spacing between the electrodes and lead marker corresponds to an operative length of a first lead introducer configured to be used with the lead. Lead systems that include one or more lead introducers and kits including the same are also disclosed.09-09-2010
20100268310IMPLANTABLE MEDICAL ELECTRICAL STIMULATION LEAD, SUCH AS PNE LEAD, AND METHOD OF USE - An implantable medical electrode lead for stimulation of bodily tissue. The lead is adapted for use with a needle lumen diameter of not greater than 0.05 inch, and includes a lead body and a tine assembly. The lead body has a distal section forming at least one exposed electrode surface. The tine assembly includes a plurality of tines each having a base end coupled to an exterior of the lead body immediately adjacent the exposed electrode surface and a free end that is movable relative to the lead body to inhibit axial migration of the lead body upon implantation into a patient. In one embodiment, the lead body is a PNE lead and provides two electrode surfaces for bipolar operation.10-21-2010
20110202097SYSTEM AND METHOD FOR ELECTRICALLY PROBING AND PROVIDING MEDICAL ELECTRICAL STIMULATION - A system for providing medical electrical stimulation including a lead assembly and a cannula. The lead assembly includes a lead body and a needle tip. The lead body has a distal section and a proximal section. The needle tip is formed of an electrically conductive material and is connected to the distal section of the lead body. The lead body is slidably disposed within a cannula lumen, with a distal end of the cannula being selectively connected to an abutment surface of the needle tip such that the needle tip extends distal the cannula to define a needle probe. With this construction, the lead assembly can be delivered to a desired implantation site via manipulation of the cannula and/or energization of the needle tip, and the cannula can be removed from the lead body without requiring movement of the needle tip.08-18-2011
20110245886Medical Cable Connector for a Medical Lead Providing an Electrical Receptacle That is Movable Relative to an Outer Body - A medical cable connector of a medical cable receives a medical lead while an electrical receptacle within the medical cable connector is placed into a distal position relative to an outer body of the medical cable connector. The electrical receptacle is retracted to a proximal position once insertion of the medical lead into the medical cable connector is completed. The electrical receptacle may be mounted to an inner body which moves relative to the outer body. A biasing member may be present to bias the inner body to a particular position. A slider may be present to provide a clinician with a surface to touch when applying force to position the electrical receptacle in the distal position for insertion of the medical lead. Various other features may be present to facilitate insertion of the medical lead and/or to maintain the position of the electrical receptacle relative to the outer body.10-06-2011
20110257500TEMPORARY IMPLANTABLE MEDICAL ELECTRICAL LEADS - A temporary implantable medical electrical lead includes a conductor extending along a proximal, extracorporeal length and a distal, subcutaneous length of the lead. Electrically isolated first and second wire filars of the conductor are wound to form an elongate lumen of the lead. First and second electrodes are mounted directly onto the conductor, along the subcutaneous length, and each is directly coupled to the corresponding filar. A fixation member is attached to a tubular member, which is conformed to an outer surface of the conductor so as to only cover the conductor along the subcutaneous length, leaving the outer surface exposed along a portion thereof, adjacent to the extracorporeal length. When the lead is implanted, the fixation member holds the subcutaneous length in a relatively fixed location, and fluid communication exists between the outer surface of the conductor and the lumen of the lead.10-20-2011

Patent applications by Carole A. Tronnes, Stillwater, MN US