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Frank Kotula, Kurt Amplatz, Curtis Amplatz: Percutaneous catheter directed intravascular occlusion devices. AGA Medical Corporation, Haugen & Nikolai P A, March 10, 1998: US05725552 (692 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 ...


2
Kurt Amplatz, Frank Kotula, Rudy A Mazzocchi: Snare-type probe. Microvena Corporation, Fredrikson & Byron, December 15, 1992: US05171233 (467 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 ...


3
Frank Kotula, Kurt Amplatz: Percutaneous catheter directed occlusion devices. AGA Medical, Haugen and Nikolai P A, December 8, 1998: US05846261 (337 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 ...


4
Frank Kotula, Timothy Claude: Mechanical thrombus maceration device. Microvena Corporation, Fredrikson & Byron PA, October 29, 1996: US05569275 (170 worldwide citation)

In one embodiment, the present invention provides a mechanical thrombus maceration device which includes a flexible shaft adapted to be guided along a vascular path and rotated within a vascular channel; a rotor affixed to the shaft adjacent the distal end thereof for rotation therewith; drive means ...


5
Kurt Amplatz, Frank Kotula: Device and method for fluoroscope-monitored percutaneous puncture treatment. Kinney & Lange, December 4, 1984: US04485815 (136 worldwide citation)

A device for performing percutaneous puncture treatment of a patient includes an elongate radiolucent plastic handle with a central portion and two opposite elongated end portions. A hollow radiopaque needle has a hub at its proximal end which is releasably mounted in the central portion of the hand ...


6
Kurt Amplatz, Frank Kotula: Medical introducer and valve assembly. Fish & Richardson, March 24, 1992: US05098393 (121 worldwide citation)

A medical catheter introducer and hemostasis valve assembly consists of a sheath having an elongated tube defining a conduit, a housing disposed at the proximal end of the sheath and further defining a conduit and an orifice, and a flexible elongated dilator sized for insertion through the hub and s ...


7
Frank Kotula, Timothy Claude: Self-centering mechanical medical device. Microvena Corporation, Fredrikson & Byron, February 8, 1994: US05284486 (116 worldwide citation)

The present invention provides a safe, reliable means of breaking down a thrombus with rotating blades into particles which are fine enough to be left in the vascular system without any significant risk of forming additional thrombi. The thrombectomy device also includes ports to ensure that the rot ...


8
Kurt Amplatz, Frank Kotula: Combined needle and dilator apparatus. Microvena Corporation, James R Haller, Gregory P Kaihoi, Mary P Bauman, February 26, 1991: US04995866 (41 worldwide citation)

The present invention provides a combined needle and dilator comprising a needle having a head with an outer diameter greater than the outer diameter of the body of the needle and a dilating sheath carried about the needle and abutting the rearward needle portion of the needle head. The dilating she ...


9
Frank Kotula, Kurt Amplatz, Curtis Amplatz: Percutaneous catheter directed intravascular occulsion devices. Aga Medical, cheng wei, June 2, 1999: CN97194488

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 ...


10