Summer Oncology Training Grant, American Cancer Society, Jefferson Medical College of Thomas Jefferson University, Philadelphia, Pennsylvania, June-September, 1974.

American Society of Anesthesiologists, Summer Fellowship, Graduate Hospital,
Philadelphia, Pennsylvania, July-August, 1975.

Cardeza Foundation for Hematologic Research, Summer Fellowship, Jefferson Medical College of Thomas Jefferson University, Philadelphia, Pennsylvania, June-September, 1975.

Fellow, Harrison Department of Surgical Research, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, January 3, 1981 - January 3, 1982.

Fellow, Nutrition Support Service, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, January 3, 1981 - January 3, 1982.

W. M. Measey Foundation Fellowship, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, July, 1981 - June, 1982.

Clopidogrel vs. Aspirin in Patients at Risk of Ischemic Events (CAPRIE), Principal Investigator, 1992.

Recombinant Urokinase (rUK, Abbott - 76120) versus Operative Intervention as Initial Therapy for Acute Lower Limb Arterial Occlusion, Principal Investigator, 1993.

A Phase III, Randomized, Controlled, Open-Label, Multicenter, Parallel Group Study Designed to Evaluate the Safety and Efficacy of Poly SFH-P Injection in the Total Elimination of Allogeneic Red Cell Transfusion, Principal Investigator, 1998.

A Prospective, Multicenter, Open-Label Study to Evaluate the Safety and Efficacy of Apligraft in the Treatment of Venous Leg Ulcers, Principal Investigator, 1998.

A Phase II Dose-Ranging Trial of Intraarterial Recombinant Prourokinase (ABT-187) Verses Urokinase (ABT-790) in the Treatment of Peripheral Arterial Thromboembolic Occlusions, Principal Investigator, 1997-1998.

University of Pennsylvania Pilot Grant for Patient-Oriented Research.
A Pilot Study of Fresh Cadaver Greater Saphenous Vein Allografts to Revascularize the Infrageniculate Arteries for Severe Limb Ischemia, Principal Investigator, 1998.

A Phase II Investigation of the Talent Endoluminal Spring Stent-Graft System for the Treatment of Sub-Renal Abdominal Aortic Aneurysms in Patients Who are Not Candidates for Standard Surgical Intervention, Principal Investigator, 1998.

A Phase II Investigation of the Talent Endoluminal Spring Stent-Graft System for the Treatment of Sub-Renal Abdominal Aortic Aneurysms in Patients Who are Candidates for Standard Surgical Intervention, Principal Investigator, 1998.

A Phase II Clinical Study of the Aortoiliac EGS System as Compared to the Standard Surgical Procedure in the Treatment of Abdominal Aortic Aneurysms (#9602), Principal Investigator, 1998.

A Phase III Clinical Study of the Safety and Efficacy of EVT Ancure Tube and Bifurcated Systems, Principal Investigator, 1998.

Use of The TALENT Endoluminal Spring Graft Stent-Graft System In High Surgical Risk Patients With Abdominal Aneurysm – Emergency/Compassionate Use Protocol
(World Medical Manufacturing Corporation), Principal Investigator, 1998.

A Phase II Investigation of The TALENT LPS, A Low Profile Endoluminal Stent-Graft System For The Treatment of Sub-Renal Abdominal Aortic Aneurysms In Patients Who Are Candidates For Standard Surgical Intervention – Low Risk Protocol (World Medical Manufacturing Corporation), Principal Investigator, 1999.

A Phase II Investigation of The Zenith AAA Endovascular Graft For Treatment of Infra- Renal Abdominal Aortic Aneurysms (Cook Incorporated), Principal Investigator, 1999.

A Phase I Evaluation of The Safety and Effectiveness of The Cordis Bilateral AAA Device Compared to Open Surgical Repair For The Treatment of Abdominal Aortic Aneurysm, National Principal Investigator, 1999.

An Phase I Investigation of The TALENT Endoluminal Spring Stent-Graft System For The Treatment of Thoracic Aortic Aneurysms In Patients Who Are Not Candidates For Standard Surgical Intervention (World Medical Manufacturing Corporation),
Principal Investigator, 1999.

An Investigation of The TALENT Endoluminal Spring Stent-Graft System For The Treatment of Sub-Renal Abdominal Aortic Aneurysms In Patients Who Are Candidates For Standard Surgical Intervention (Low Risk-Stock Device Study), Principal Investigator, 1999.

A Phase I Study of Direct Administration of a Replicant Deficient Adenovirus Vector
(Ad VEGF 121.10) Containing the VEGF121 cDNA to the Ischemic Lower Limb of Individuals with Peripheral Vascular Disease, Co-Principal Investigator, 1999.

An Investigation of the Talent LPS Endoluminal Stent–Graft System for the Treatment of Thoracic Aortic Aneurysms in Patients Who Are Candidates For Standard Surgical Intervention (Low Risk TAA Study), Principal Investigator.

A Double–Blind Randomized Placebo – Controlled, Dose Ranging, 26-Week Study to Assess The Safety and Efficacy of CI-1023 (AdGVVEGF121.10) in Peripheral Arterial Disease Patients With Severe, Disabling Intermittent Claudication, Co-Principal Investigator, 2000.

Tissue Engineered System for In Vitro Study of Angiogenesis, McCabe Fund Pilot Project, Co-Investigator, 1999.

An Investigation of the Talenttm Endoluminal Stent-Graft System With Coiltrac Delivery System For The Treatment Of Sub-Renal Abdominal Aortic Aneurysms In Patients Who Are Candidates For Standard Surgical Intervention (Talent (Bard)/Coiltrac Delivery System Study), Principal Investigator, 1999.

Evaluation of the Enhanced Talent LPS Stent Graft System for the Treatment of Abdominal Aortic Aneurysms Phase II Clinical Trial, Principal Investigator, 2001.

A Prospective, Non-Randomized, Multi-Center, Single-Arm Clinical Trial to Assess the Safety and Efficacy of the Acculink Carotid Stent System in the Treatment of High-Risk Surgical Patients and Non-Surgical Patients with Lesions in the Internal Carotid Artery. Principal Investigator, 2001.

A Prospective, Multicenter Study of the Ariba Stent Graft System for the Treatment of Abdominal Aortic Aneurysms. Principal Investigator, 2002.

The Maverick II Trial: Evaluation of the Medtronic AVE Self-Expanding Carotid Stent System with Distal Protection in the Treatment of Carotid Stenosis. Principal Investigator, 2003.

A Prospective Non-Randomized, Multi-Center Clinical Study To Show Equivalence in Safety and Performance of RX Accunet Embolic Protection System Used with RX Acculink Carotid Stent System, and Acculink (Over-the-Wire, “OTW”) and Accunet (“OTW”) in the Treatment of High Risk Surgical and Non-Surgical Patients with Lesions in the Internal Carotid Artery. Principal Investigator, 2003.

Endoleaks After Abdominal Aortic Aneurysm Repair. Principal Investigator, 2002. Sponsor: American Heart Association.

Ultrasound Screening for Abdominal Aortic Aneurysms. Principal Investigator, 2002. Sponsor: Centers for Medicare and Medicaid Services.

The VALOR Trial; An Evaluation of the Medtronic AVE Talent Thoracic Stent Graft System for the Treatment of Thoracic Aortic Aneurysms. National Principal Investigator, 2002.

The CREST Trial: Carotid Revascularization Endarterectomy VS. Stent Trial.
Co-Principal Investigator, 2001.

A Phase I Evaluation of the Safety of the Trivascular Stent-Graft System in the Treatment of Abdominal Aortic Aneurysms. Principal Investigator, 2003.

The Anaconda Endovascular Graft for the Repair of Abdominal Aortic Aneurysms. National Principal Investigator, 2004.

MAVErIC Phase III Study: Evaluation of the Medtronic AVE Self-Expanding Carotid Stent System with Distal Protection In the Treatment of Carotid Stenosis. Principal Investigator, 2004.

STARZ-TX2: Study of Thoracic Aortic Aneurysm Repair with the Zenith TX2 Thoracic TAA endovascular Graft. Principal Investigator, 2004.

A Post-Approval Study of the Guidant Carotid Stent Systems and Embolic Protection Systems- CAPTURE. Principal Investigator, 2004.

A Phase II Evaluation of the Safety and Efficacy of the Trivascular ENOVUS Stent Graft System in the Treatment of Abdominal Aortic Aneurysms. Principal Investigator, 2004.

Zenith Fenestrated AAA Endovascular Graft, Phase I. Principal Investigator, 2004.

ARCHeR: Accunet / Acculink Carotid Angioplasty and Stenting Long-Term Follow-up Trial. Principal Investigator, 2005.

ACT I: Carotid Angioplasty and Stenting versus Endarterectomy in Asymptomatic Subjects with Significant Extracranial Carotid Occlusive Disease
Principal Investigator, 2005.

A Study of the Zenith AAA Endovascular Graft: Long Term Follow-Up Surveillance Protocol. Principal Investigator, 2004.

CAPTURE 2: Carotid RX Acculink/RX Accunet Post-Approval Trial to Uncover Unanticipated or Rare Events –. Principal Investigator, 2006.

APTUS: STAPLE-1: The Feasibility Study of the Aptus Endovascular AAA Repair
System.: Phase I. Principal Investigator, 2006.

VALIANT: Valor II: Evaluation of the Clinical Performance of the Valiant Thoracic Stent Graft System in the Treatment of Descending Thoracic Aneurysms of Degenerative Etiology in Subjects that are Candidates for Endovascular Repair.
National Principal Investigator, 2006.

The NexStent Carotid Stent System: A Post Market Approval Evaluation Study in Conjunction with the Filter Wire EZ Embolic Protection System (SONOMA).
Principal Investigator, 2007.

STAPLE 2: The Pivotal Study of the APTUS Endovascular AAA Repair System.
National Principal Investigator, 2008.

Endurant AAA Stent Graft System; US Clinical Study.
Principal Investigator, 2008.

Zenith AAA-LP Endovascular Graft. US Clinical Study.
Global Principal Investigator, 2008.

Zenith Fenestrated AAA Endovascular Graft, Continued Access. Principal Investigator, 2009.