1
Motasim Sirhan, John Yan: Intravascular delivery of mycophenolic acid. Avantec Vascular Corporation, Townsend and Townsend and Crew, October 29, 2002: US06471980 (177 worldwide citation)

The present invention provides improved devices and methods for minimizing and/or inhibiting restenosis and hyperplasia after intravascular intervention. In particular, the present invention provides luminal prostheses which allow for programmed and controlled mycophenolic acid delivery with increas ...


2
Motasim Sirhan, John Yan: Apparatus and methods for variably controlled substance delivery from implanted prostheses. Avantec Vascular Corporation, Townsend and Townsend and Crew, July 18, 2006: US07077859 (137 worldwide citation)

The present invention provides improved stents and other prostheses for delivering substances to vascular and other luminal and intracorporeal enviroments. In particular, the present invention provides luminal prostheses which allow for a programmed and controlled substance delivery protocols for a ...


3
Motasim Sirhan, John Yan, Kevin Gertner: Catheter having exchangeable balloon. Avantec Vascular Corporation, Townsend and Townsend and Crew, May 27, 2003: US06569180 (89 worldwide citation)

An intravascular balloon catheter comprises a tubular catheter body having a balloon structure removably mounted over the catheter body. The catheter body has a guidewire lumen , and the catheter body may be left in place within a patient's vasculature while the balloon structure is withdrawn a ...


4
Motasim Sirhan, John Yan: Delivery of therapeutic capable agents. Avantec Vascular Corporation, Townsend and Townsend and Crew, August 1, 2006: US07083642 (82 worldwide citation)

The present invention provides improved stents and other prostheses for delivering substances to vascular and other luminal and intracorporeal environments. In particular, the present invention provides for therapeutic capable agent eluting stents with minimized undesirable loss of the therapeutic c ...


5
Motasim Sirhan, John Yan, Kevin Gertner: Method and device for the treatment of vulnerable tissue site. Avantec Vascular Corporation, Duane Morris, November 18, 2003: US06648911 (62 worldwide citation)

The present invention is directed to method and apparatus for treating vulnerable tissue sites, such as aneurysms in the abdominal area or in the thoracic cavity, and expanded tissues on various organs and body surfaces such as the heart. The apparatus of the present invention, are containment membe ...


6
Motasim Sirhan, John Yan, Kevin Gertner: Catheter having exchangeable balloon. Avantec Vascular Corporation, Townsend and Townsend and Crew, November 7, 2006: US07131986 (57 worldwide citation)

An intravascular balloon catheter comprises a tubular catheter body having a balloon structure removably mounted over the catheter body. The catheter body has a guidewire lumen, and the catheter body may be left in place within a patient's vasculature while the balloon structure is withdrawn and opt ...


7
Motasim Sirhan, John Yan: Intravascular delivery of mycophenolic acid. Avantec Vascular Corporation, Townsend and Townsend and Crew, February 22, 2005: US06858221 (14 worldwide citation)

The present invention provides improved devices and methods for minimizing and/or inhibiting restenosis and hyperplasia after intravascular intervention. In particular, the present invention provides luminal prostheses which allow for programmed and controlled mycophenolic acid delivery with increas ...


8
Motasim Sirhan, John Yan: Apparatus and methods for controlled substance delivery from implanted prostheses. Avantac Vascular Corporation, Townsend and Townsend and Crew, September 6, 2005: US06939375 (14 worldwide citation)

The present invention provides improved devices and methods for inhibiting restenosis and hyperplasia after intravascular intervention. In particular, the present invention provides luminal prostheses which allow for programmed and controlled substance delivery with increased efficacy to selected lo ...


9
Motasim Sirhan, John Yan, Kevin Gertner: Exchangeable catheter. Avantec Vascular Corporation, Townsend and Townsend and Crew, July 3, 2007: US07238168 (7 worldwide citation)

An intravascular balloon catheter includes a tubular catheter body having a balloon structure removably mounted over the catheter body. The catheter body has a guidewire lumen, and the catheter body may be left in place within a patient's vasculature while the balloon structure is withdrawn and opti ...


10
Motasim Sirhan, John Yan: Intravascular delivery of methylprednisolone. Avantec Vascular Corporation, Townsend and Townsend and Crew, March 28, 2006: US07018405 (5 worldwide citation)

The present invention provides improved devices and methods for minimizing and/or inhibiting restenosis and hyperplasia after intravascular intervention. In particular, the present invention provides luminal prostheses which allow for programmed and controlled methylprednisolone delivery with increa ...