1
Daniel R Kurz, Rose Y Wong, Crystal K Sein Lwyn, David A Ferrera, Lok A Lei, Nicholas C Debeer: Endoluminal device delivery system using axially recovering shape memory material. Micrus Corporation, Fulwider Patton Lee & Utecht, October 2, 2001: US06296622 (206 worldwide citation)

The endoluminal device delivery system and method for delivering an endoluminal device within a body lumen uses shape memory material in the form of a tubular collar to engage the endoluminal device during delivery to the desired location. The endoluminal device is engaged internally within the tubu ...


2
Andrew J Campbell, Daniel J Kalashian, David A Ferrera, George Michaels: Catheter with balloon folding into predetermined configurations and method of manufacture. Boston Scientific, October 17, 1995: US05458572 (193 worldwide citation)

A medical catheter (10) having a balloon (3) adapted to be folded into a predetermined configuration. The catheter comprises a flexible inflation member (2) with a balloon (3) disposed on the inflation member (2). The balloon has a flexible wall defining an inflation chamber and the inflation chambe ...


3
David A Ferrera: Micro-strand cable with enhanced radiopacity. Micrus Corporation, James W Paul, Fulwider Patton Lee & Utecht, January 2, 2001: US06168570 (154 worldwide citation)

This invention relates generally to emplacable devices for interventional therapeutic treatment or vascular surgery, and more particularly concerns a stranded micro-cable with enhanced radiopacity that can be used to fabricate a vascular device, a stent, a guidewire or the like. The micro-cable is m ...


4
David A Ferrera, Peter Wilson: Coated superelastic stent. Micrus Corporation, Fulwider Patton Lee & Utecht, June 5, 2001: US06241691 (154 worldwide citation)

The coated superelastic stent is formed from a tube of collagen having an inner structure of a micro-cable made of strands of a material exhibiting superelasticity or shape memory properties, such as nickel-titanium, and includes a strand of radiopaque material, such as platinum or gold, in order to ...


5
David A Ferrera, Daniel Kurz, Peter Wilson, Crystal K Sein Lwyn, Lok A Lei, Joseph A Horton: Three dimensional, low friction vasoocclusive coil, and method of manufacture. Micrus Corporation, Fulwider Patton Lee & Utecht, October 28, 2003: US06638291 (144 worldwide citation)

The three dimensional, low friction vasoocclusive coil has a portion that is three dimensionally box or cubed shaped. The three dimensional box or cubed shaped portion will form a basket for filling the anatomical cavity at the site in the vasculature to be treated. The vasoocclusive device is forme ...


6
Daniel R Kurz, David A Ferrera, Peter Wilson: Vasoocclusive coil. Micrus Corporation, Fulwider Patton Lee & Utecht, October 24, 2000: US06136015 (124 worldwide citation)

The vasoocclusive coil has a primary coil configuration with a helical loop at at least one end. The terminal helical loop can have a J-shaped configuration, preferably with a loop diameter of about 2 mm. The coil is preferably provided with helical loops at both ends, with helical loop at the proxi ...


7
Daniel R Kurz, David A Ferrera: Clot retrieval device. Micrus Corporation, Fulwider Patton Lee & Utecht, February 26, 2002: US06350271 (121 worldwide citation)

The shape memory clot retrieval device can be placed in the vasculature of a patient for retrieving and removing distal clots. The clot retrieval device has an elongated catheter member that can be inserted in the vasculature, with one or more clot retrieval members on the elongated catheter member ...


8
Christopher G M Ken, David A Ferrera: Method and apparatus for occlusion and reinforcement of aneurysms. Micrus Corporation, Fulwider Patton Lee & Utecht, January 2, 2001: US06168615 (114 worldwide citation)

The vasoocclusive apparatus can be used in a method of interventional therapy and vascular surgery by inserting the apparatus into a portion of a vasculature, for treatment of a body vessel such as an aneurysm in conjunction with a secondary vasoocclusive device to be placed within the vessel. The v ...


9
David A Ferrera, Andrew H Cragg, John Fulkerson: Blood flow restorative and embolus removal methods. MindFrame, Knobbe Martens Olson & Bear, January 3, 2012: US08088140 (99 worldwide citation)

Methods for restoring blood flow in occluded blood vessels are disclosed. The methods can include accessing an artery with a catheter system and locating an occluded zone within the artery caused by an embolus. The catheter system can include a microcatheter and a blood flow restoration device or an ...


10
Michael J O&apos Connor, David A Ferrera, Matthew Connors: Variable stiffness optical fiber shaft. Micrus Corporation, Fulwider Patton Lee & Utecht, March 5, 2002: US06352531 (99 worldwide citation)

The variable stiffness optical fiber shaft includes an optical fiber and a reinforcing tube with apertures formed around the surface of the reinforcing tube, and at least one coaxial outer layer of a polymer, metal, or both for providing desired variations in stiffness along at least a portion of th ...