Catheter with helical drive shaft and methods of manufacture

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United States of America Patent

PATENT NO 8992717
SERIAL NO

13599526

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Drive shafts having helical blades and methods of making are disclosed. In one method a helical auger blade is formed by twisting or sculpting a heated polymer tube which has been placed over a cylindrical drive shaft. In another method a drive shaft is placed within a helical winding and heat is applied to melt polymer which has been coated over one or both of the drive shaft and helical winding.

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Patent Owner(s)

  • COVIDIEN LP

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fruland, Benjamin Robert Blaine, US 7 136
Knutson, Marc D Rogers, US 3 19
Ladd, Bryan Matthew St. Louis Park, US 6 38
Rice, Alexander J Hutchinson, US 7 141
Schneider, Lucas Champlin, US 31 219
Schuman, Victoria Minneapolis, US 23 525
Sills, Cory David Champlin, US 5 57
Zeroni, Jenny Plymouth, US 11 102

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