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Darin G Schaeffer, Bruce Gingles, Jason Urbanski, Daniel J Sirota, Michael C Hoffa: Introducer sheath. Cook Critical Care, Brinks Hofer Gilson & Lione, May 19, 2009: US07534250 (46 worldwide citation)

An apparatus and method for inserting an article into a body opening. A radially expandable introducer sheath is delivered in a non-expanded condition into a body opening. A release mechanism releases the introducer sheath from the non-expanded condition into a condition that permits radial expansio ...


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Brian L Bates, Scott E Boatman, David G Burton, Michael C Hoffa, Darin G Schaeffer, Jason S Sturgeon, Anthony O Ragheb: Coated medical device. Cook Incorporated, Woodard Emhardt Moriarty McNett & Henry, September 28, 2010: US07803149 (26 worldwide citation)

A coated medical device (10) including a structure (12) adapted for introduction into a passage or vessel of a patient. The structure is formed of preferably a non-porous base material (14) having a bioactive material layer (18) disposed thereon. The medical device is preferably an implantable stent ...


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Anthony O Ragheb, Brian L Bates, Scott E Boatman, David G Burton, Michael C Hoffa, Darin G Schaeffer, Jason S Sturgeon: Coated medical device. Cook Incorporated, MED Institute, Brinks Hofer Gilson & Lione, June 8, 2010: US07731685 (18 worldwide citation)

A coated medical device adapted for introduction into a passage or vessel of a patient is provided. The medical device is preferably an implantable balloon with a bioactive deposited or within the balloon. The balloon can further include a hydrophilic material positioned between the balloon and a bi ...


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Scott E Boatman, David G Burton, Michael C Hoffa, Thomas A Osborne, David A Drewes Jr, David R Lessard, Maggie A Z Hupcey: Medical device including unitary, continuous portion of varying durometer. Cook Incorporated, Brinks Hofer Gilson & Lione, April 19, 2005: US06881209 (12 worldwide citation)

A medical device (110) including a catheter shaft (111) and a unitarily and continuously formed portion (108) having a varying durometer, and optionally including an expandable balloon (18, 118). One or both of the unitarily and continuously formed portion (108) and the balloon (18, 118) are made fr ...


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Darin G Schaeffer, Michael C Hoffa: Flareable branch vessel prosthesis and method. Cook Medical Technologies, Brinks Hofer Gilson & Lione, October 16, 2012: US08287586 (8 worldwide citation)

A branch vessel prosthesis for use with an aorta stent graft defining a lumen and having a fenestration aligned with a branch vessel, includes an expandable stent that has a tubular portion, a flareable portion, and at least one bending portion located between the tubular and the flareable portions. ...


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Scott E Boatman, David G Burton, Michael C Hoffa, David R Lessard, David A Drewes Jr, Maggie A Z Hupcey: Medical device including improved expandable balloon. Cook Incorporated, Brinks Hofer Gilson & Lione, February 3, 2009: US07485250 (2 worldwide citation)

A medical device (10) includes a catheter shaft (11) including inner and outer catheter shafts (12 and 14), and an expandable balloon (18) carried by the catheter shaft (11). The balloon (18) is made from an irradiation cross-linked mixture of a polyamide elastomer and at least one additional cross- ...


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Scott E Boatman, David G Burton, Michael C Hoffa, Thomas A Osborne, David A Drewes Jr, David R Lessard, Maggie A Z Hupcey: Medical device including unitary, continuous portion of varying durometer. Cook Incorporated and Sabin Corporation, Brinks Hofer Gilson & Lione, May 25, 2010: US07722795 (1 worldwide citation)

A medical device (110) including a catheter shaft (111) and a unitarily and continuously formed portion (108) having a varying durometer, and optionally including an expandable balloon (18, 118). One or both of the unitarily and continuously formed portion (108) and the balloon (18, 118) are made fr ...