51
Binh T Nguyen, Randolf von Oepen, Kevin J Ehrenreich, William E Webler Jr, Sung Woo Min, Rommel Lumauig, Travis R Yribarren: Agent delivery catheter having an inflation bridge between two axially spaced balloons. Abbott Cardiovascular Systems, Fulwider Patton, Randy Shen, Thomas H Majcher, October 25, 2011: US08043257 (5 worldwide citation)

An agent delivery catheter having two or more axially spaced balloons and an inflation bridge providing fluid communication between the two balloons. The catheter generally has a proximal balloon, a distal balloon, and a tube defining an inflation bridge lumen which is located in part within the inf ...


52
Randolf Von Oepen, Axel Grandt, Andrew Jeffrey, Guenter Lorenz: Catheter having plurality of stiffening members. Abbott Laboratories, Baker Botts L, February 9, 2010: US07658723 (4 worldwide citation)

The invention includes a catheter having an elongate main body having a proximal section and a distal section. The elongate main body further includes a plurality of stiffening members disposed along the length of the elongate main body. The plurality of stiffening members includes a first stiffenin ...


53
Axel Grandt, Randolf Von Oepen, Thomas Rieth: Catheter having first and second guidewire tubes and overlapping stiffening members. Abbott Laboratories, Baker Botts L, December 1, 2009: US07625353 (4 worldwide citation)

The invention includes a catheter having an elongate main body having a proximal section and a distal section. The elongate main body further includes a first guidewire lumen and a second guidewire lumen. Each guide wire lumen including a proximal port and a distal port in communication with an exte ...


54
James M Jacobs, Randolf von Oepen, Richard Newhauser, Travis Yribarren: Support catheter. Abbott Laboratories, Workman Nydegger, Jonathan D Feuchtwang, August 21, 2012: US08246574 (4 worldwide citation)

A support catheter that can be used to aid positioning of a guidewire and other medical devices. The support catheter includes a catheter body having a length, and a supporting structure formed or disposed in or on the catheter body. The catheter support structure, whether alone or in combination wi ...


55
Boris Warnack, Judith Hartwig, Silke Pschibl, Travis Richard Yribarren, Randolf Von Oepen, Thomas Rieth, Lorcan Coffey, Arik Zucker: Method of reducing rigidity of angioplasty balloon sections. Abbott Laboratories, Baker Botts, October 23, 2012: US08292913 (4 worldwide citation)

A dilatation balloon is fabricated according to a process that forms cavities and indentations in the balloon and/or catheter sections. A length of tubing is axially elongated and radially expanded in a form to provide the requisite biaxial orientation and strength. Then, an excimer laser or another ...


56
Randolf von Oepen, Lorcan Coffey, Thomas Rieth, Travis R Yribarren, Arik Zucker: Balloon catheter. Abbott Laboratories, Fulwider Patton, August 25, 2009: US07578831 (4 worldwide citation)

A catheter arrangement is described that is arranged to permit a guide wire or other structure to be fed laterally from the region of an expandable working element. The catheter includes an elongate flexible tubular member and an inflatable structure carried by a distal portion of the flexible tubul ...


57
Randolf Von Oepen, Volker Trösken, Volker Marx, Armin Stopper, Louise Balfe, Lorcan Coffey: Apparatus for delivery and deployment of an expandable stent within a blood vessel. Abbott Laboratories Vascular Enterprises, Workman Nydegger, January 25, 2011: US07875067 (4 worldwide citation)

Apparatus for delivering and deploying an expandable stent having a protection sheath within a blood vessel is provided. The apparatus comprises a fluid pressure device that is coupled with a retraction device for the protection sheath, wherein the stent is automatically deployed by the fluid pressu ...


58
Joost J Fierens, Silvio R Schaffner, Marc Gianotti, Gerd Seibold, Randolf Von Oepen: Methods and apparatus for stenting comprising enhanced embolic protection coupled with improved protections against restenosis and thrombus formation. Abbott Laboratories Vascular Enterprises, Workman Nydegger, January 3, 2012: US08088157 (3 worldwide citation)

Apparatus and methods for stenting are provided comprising a stent attached to a porous biocompatible material that is permeable to endothelial cell ingrowth, but impermeable to release of emboli of predetermined size. Preferred stent designs are provided, as well as preferred manufacturing techniqu ...


59
Kevin Joe Ehrenreich, Randolf von Oepen, Kelly Justin McCrystle: Methods and devices for treating hypertension. Sympara Medical, Knobbe Martens Olson & Bear, April 21, 2015: US09011355 (3 worldwide citation)

Devices, systems and methods are described which control blood pressure and nervous system activity by stimulating baroreceptors. By selectively and controllably activating baroreceptors and/or nerves, the present invention reduces blood pressure and alters the sympathetic nervous system; thereby mi ...


60
Jürgen Wachter, Jens Trötzschel, Randolf Von Oepen: Metal alloy for medical devices and implants. Heraeus Precious Metals & Co KG, Abbott Ireland, Panitch Schwarze Belisario & Nadel, January 8, 2013: US08349249 (3 worldwide citation)

The present invention relates to a medical device or implant made at least in part of a high strength, low modulus metal alloy comprising Niobium, Tantalum, and at least one element selected from the group consisting of Zirconium, Tungsten and Molybdenum. The medical devices according to the present ...