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Stephen Griffin, Elaine Lim, Gregory E Mirigian: Medical device. Crompton Seager & Tufte, December 1, 2005: US20050267444-A1

A medical device including a shaft having an elongated inner member and an elongated tubular reinforcing member disposed over at least a portion of the inner member. In some embodiments, at least a portion of the outer surface of the inner member is spaced from the inner surface of the reinforcing m ...


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Stephen Griffin, Gregory E Mirigian: Guide catheter with removable support. SciMed Life Systems, Crompton Seager & Tufte, June 9, 2005: US20050124918-A1

Catheters such as guide catheters can be configured for delivery of devices to vasculature portions such as intracranial spaces while retaining a desired level of flexibility. A catheter having an elongate shaft can include removable support means that can provide column support to the elongate shaf ...


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Brent Gerberding, Stephen Griffin, Yem Chin, Jennifer L Jandak, Anthony R Tremaglio, Lee Guterman, Alyssa Dassa: Methods and devices for the treatment of aneurysms. Christopher L Holt, Westman Champlin & Kelly, September 30, 2004: US20040193206-A1

A device for at least partially occluding an aneurysm is disclosed. The device includes a first elongate member having a distal end. A bridge is positioned proximate the distal end and transformable between a delivery configuration and a deployed configuration. A second elongate member is movable re ...


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Stephen Griffin, Gregory E Mirigian: Guide wire with adjustable flexibility. Crompton Seager & Tufte, June 15, 2006: US20060127561-A1

A guide wire with a distal portion having adjustable flexibility. The guide wire may include a distal polymeric member and a heat source. The heat source may be activated to cause the polymeric member to increase in temperature and increase in flexibility. The increase in flexibility of the distal p ...


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Huey Quoc Chan, Stephen Griffin, Elaine Lim: Occlusion balloon catheter with external inflation lumen. Boston Scientific Scimed, Crompton Seager & Tufte, April 23, 2009: US20090105643-A1

Catheters such as guide catheters can be configured to provide distal occlusion, while still providing sufficient interior lumen space for device delivery. Such catheters can also provide a desired level of flexibility, yet can include sufficient column support. A catheter can include an elongate sh ...


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Robert Z Obara, Gregory E Mirigian, Huey Quoc Chan, John E Ortiz, Stephen Griffin: Medical devices with highly flexible coated hypotube. Crompton Seager & Tufte, June 8, 2006: US20060121218-A1

Hypotubes such as micromachined hypotubes can include one or more tie layers appropriate for subsequent application of a hydrophilic coating. In particular, a medical device may include a micromachined hypotube having a level of flexibility and a tie layer disposed over the hypotube such that the me ...


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Stephen Griffin, Huey Quoc Chan, Elaine Lim, Nhan Hue To: Catheter including a compliant balloon. SciMed Life Systems, Crompton Seager & Tufte, June 15, 2006: US20060129175-A1

A catheter having an elongate shaft including a plurality of apertures disposed along at least a length of the shaft to facilitate bending. The catheter includes an inflatable balloon, wherein a subset of the plurality of apertures provides fluid communication from an inflation lumen to the inflatab ...


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Stephen Griffin, Huey Quoc Chan, Elaine Lim, Lex P Jansen, Anthony F Tassoni: Catheter having an ultra soft tip and methods for making the same. SciMed Life Systems, Crompton Seager & Tufte, June 15, 2006: US20060129176-A1

An intravascular balloon catheter having an ultra soft tip. The catheter includes a braided reinforcement member extending substantially the length of the elongate shaft. A balloon is disposed at the distal end of the elongate shaft. An ultra soft tip is formed from a distal portion of balloon mater ...


69
Ion Benea, Stephen Griffin, Ralph Doyle: Apparatus for measuring the crushing strength of micron superabrasives. Mcdermott Will & Emery, August 10, 2006: US20060174714-A1

A method and apparatus are provided for measuring the crushing strength of an abrasive, comprising particles, used in a lapping process. Embodiments include a crushing strength tester having a cup for holding the abrasive; a first motor for rotating the cup in a first direction; a piston having a fa ...


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Stephen Griffin, Gregory E Mirigian: Guide Catheter With Removable Support. Boston Scientific Scimed, Crompton Seager & Tufte, September 30, 2010: US20100249754-A1

Catheters such as guide catheters can be configured for delivery of devices to vasculature portions such as intracranial spaces while retaining a desired level of flexibility. A catheter having an elongate shaft can include removable support means that can provide column support to the elongate shaf ...