1
Kurt Amplatz, Michael R Afremov: Percutaneous catheter directed constricting occlusion device. AGA Medical Corporation, Nikolai Mersereau & Dietz P A, August 31, 1999: US05944738 (728 worldwide citation)

A collapsible medical device and associated method for occluding an abnormal opening in, for example, a body organ, wherein the medical device is shaped from a shape memory metal fabric. The device may be used, for example, to non-surgically treat a patient having a Patent Foramen Ovale (PFO) and re ...


2
Frank Kotula, Kurt Amplatz, Curtis Amplatz: Percutaneous catheter directed intravascular occlusion devices. AGA Medical Corporation, Haugen & Nikolai P A, March 10, 1998: US05725552 (681 worldwide citation)

The present invention provides a method of forming a medical device and medical devices which can be formed in accordance with the method. In one embodiment, the method includes the steps of a) providing a metal fabric formed of a plurality of strands formed of a metal which can be heat treated to s ...


3
Kurt Amplatz, Frank Kotula, Rudy A Mazzocchi: Snare-type probe. Microvena Corporation, Fredrikson & Byron, December 15, 1992: US05171233 (452 worldwide citation)

The present invention provides a snare for intravascular use having an elongate proximal member and a loop-shaped distal segment oriented at an angle to the adjacent portion of the proximal member. The snare may be formed of a superelastic shape memory alloy, which permits the distal segment to be c ...


4
Frank Kotula, Kurt Amplatz: Percutaneous catheter directed occlusion devices. AGA Medical, Haugen and Nikolai P A, December 8, 1998: US05846261 (330 worldwide citation)

A collapsible medical device and associated methods for occluding an abnormal opening in, for example, a body organ, wherein the medical device is shaped from a heat treatable metal fabric. The metal fabric is formed from a plurality of metal strands and is heat treated within a mold in order to sub ...


5
Kurt Amplatz, Michael Afremov: Retrievable self expanding shunt. AGA Medical Corporation, Thomas J Nikolai, Nikolai & Mersereau P A, October 22, 2002: US06468303 (279 worldwide citation)

A collapsible medical device and associated method for shunting selected organs and vessels, wherein the medical device is shaped from a shape memory metal fabric. The device may be used, for example, to non-surgically create a transjugular intrahepatic portosystemic shunt. The device is preferably ...


6
Ronald Sahatjian, Kurt Amplatz: Lubricious antithrombogenic catheters, guidewires and coatings. Boston Scientific Corporation, Fish & Richardson, August 4, 1992: US05135516 (277 worldwide citation)

Method for rendering a preformed article lubricious and antithrombogenic and a device being the same. On the surface of the article a thin coating of a biologically compatible, lubricious, hydrophilic polymer including acid groups, is provided. On the coating, ammonium cation, and heparin are applie ...


7
Kurt Amplatz, Michael Afremov: Alignment member for delivering a non-symmetric device with a predefined orientation. AGA Medical, Nikolai & Mersereau P A, January 1, 2002: US06334864 (236 worldwide citation)

A device and method for delivering an object within a patient, wherein the object is delivered in a preferred orientation relative to the delivery site of the patient. The delivery device has an alignment member that allows the object to be delivered intravascularly to the delivery site of the patie ...


8
Kurt Amplatz, Michael Afremov: Repositionable and recapturable vascular stent/graft. AGA Medical Corporation, Thomas J Nikolai, Nikolai & Mersereau P A, October 22, 2002: US06468301 (173 worldwide citation)

A collapsible medical device and associated method for grafting a lumen of selected organs and vessels, wherein the medical device is shaped from a shape memory fabric. The device is preferably made from a continuous tubular fabric and each end terminates with an open end for passage there through. ...


9
Kurt Amplatz, Michael Afremov: Repositionable and recapturable vascular stent/graft. AGA Medical Corporation, Thomas J Nikolai, Nikolai & Mersereau P A, August 23, 2005: US06932837 (167 worldwide citation)

A collapsible medical device and associated method for grafting a lumen of selected organs and vessels, wherein the medical device is shaped from a shape memory fabric. The device is preferably made from a continuous tubular fabric and each end terminates with an open end for passage there through. ...


10
Kurt Amplatz: Medical simulator. February 23, 1988: US04726772 (134 worldwide citation)

A medical simulator for enabling demonstration, trial and test of insertion of torqueable elongated members into small body passages that branch from main passages is disclosed. Such torqueable members may be guide wires or catheters which are constructed to cause the distal tip to turn or twist in ...