1
Ronald A Sahatjian, James J Barry: Drug delivery. Boston Scientific Corporation, Fish & Richardson P C, October 7, 1997: US05674192 (279 worldwide citation)

The invention features a catheter and methods for delivering drug to tissue at a desired location of the wall of a body lumen. The catheter is constructed for insertion in a body lumen and has a catheter shaft and an expandable portion mounted on the catheter shaft. The expandable portion is expanda ...


2
Ronald A Sahatjian, James J Barry, Maria Palasis: Stent lining. Boston Scientific Corporation, Fish & Richardson P C, December 1, 1998: US05843089 (251 worldwide citation)

The invention features a catheter assembly and methods for delivering a hydrogel-lined stent to a body lumen, and methods for lining a stent with a hydrogel. The assembly includes a catheter which has a balloon at least a portion of which is coated with a hydrogel and an expansible stent mounted on ...


3
Fozan O El Nounou, Michael A Savin, Ronald A Sahatjian, Michael Weinreich, Thomas F Kordis: Percutaneous anti-migration vena cava filter. Boston Scientific Corporation, Donald N Halgren, October 22, 1991: US05059205 (245 worldwide citation)

A filter device positionable within a blood vessel for trapping blood clots in that vessel, the filter device comprising a head with a plurality of divergent legs each secured at its proximal end, to the head, each leg having a hook arranged at its distal end. The distal end includes a reversely ben ...


4
Bruce Hamilton, Ronald A Sahatjian: Medical device balloons containing thermoplastic elastomers. Boston Scientific Corporation, Fish & Richardson P C, August 25, 1998: US05797877 (205 worldwide citation)

A dilatation balloon and catheter for insertion into a bodily conduit. The catheter (10) includes shaft (12) and a dilatation balloon (24) at the distal end of the shaft. The balloon is inflated via a central lumen (14) in the shaft for delivery of a fluid inflation media. The balloon is fabricated ...


5
Eric B Stenzel, Ronald A Sahatjian, Sheng ping Zhong, Kinh Luan D Dao, Peter L Dayton, Daniel J Kalashian, Stephen Griffin, Thomas Yung hui Chien: Method and device for providing full protection to a stent. SciMed Life Systems, Vidas Arrett & Steinkraus, December 14, 2004: US06830575 (204 worldwide citation)

A catheter comprises a catheter shaft, at least a portion of which defines a medical device receiving region, and at least one sleeve. The at least one sleeve comprises a tubular member constructed and arranged to transition between an extended state and a retracted state. The tubular member has a f ...


6
You Ling Fan, Lawrence Marlin, Ronald A Sahatjian, Steven A Schultz: Medical device with lubricious coating. Boston Scientific, April 23, 1996: US05509899 (198 worldwide citation)

A medical balloon and catheter in which the balloon (14) is wrapped and folded upon itself tortuously and tightly so outer surfaces (12) contact each other for insertion into the body and in which the balloon is free of bridging and adhesion between abutting surfaces. The balloon has a base of a con ...


7
Kathleen M Miller, Gregory T Sydney, Kurt Geitz, Peter L Dayton, Ronald A Sahatjian: Implantable or insertable medical device resistant to microbial growth and biofilm formation. Boston Scientific SciMed, Mayer Fortkort & Williams PC, David B Bonham Esq, May 3, 2005: US06887270 (191 worldwide citation)

Disclosed are implantable or insertable medical devices that provide resistance to microbial growth on and in the environment of the device and resistance to microbial adhesion and biofilm formation on the device. In particular, the invention discloses implantable or insertable medical devices that ...


8
Ronald A Sahatjian: Drug delivery. Boston Scientific Corporation, Fish & Richardson P C, September 21, 1999: US05954706 (191 worldwide citation)

The invention features a catheter and methods for delivering drug to tissue at a desired location of the wall of a body lumen. The catheter is constructed for insertion in a body lumen and has a catheter shaft and an expandable portion mounted on the catheter shaft. The expandable portion is expanda ...


9
Howard G Rogers, Ruth C Bilofsky, Russell Gaudiana, Ronald A Sahatjian: Optical device including birefringent polymer. Polaroid Corporation, Louis G Xiarhos, May 1, 1984: US04446305 (184 worldwide citation)

Optical devices including a molecularly oriented highly birefringent polymer are disclosed. The devices include molecularly oriented polymers comprising recurring units which exhibit a distribution of high electron density about the long axes of the polymer and the recurring units thereof. Transpare ...


10
Ronald A Sahatjian, James J Barry: Drug delivery. Scimed Life Systems, Kenyon & Kenyon, June 25, 2002: US06409716 (183 worldwide citation)

The invention features a catheter and methods for delivering drug to tissue at a desired location of the wall of a body lumen. The catheter is constructed for insertion in a body lumen and has a catheter shaft and an expandable portion mounted on the catheter shaft. The expandable portion is expanda ...