John G. Webb, MD

Commentary

Long-Term Warfarin and Percutaneous Intervention

08/01/2008

Despite improvements in interventional procedural techniques and equipment, vascular and bleeding complications remain a too frequent complication of percutaneous coronary intervention (PCI). In the National Cardiovascular Network database of...

Despite improvements in...

08/01/2008

Journal of Invasive Cardiology

Commentary

Preventing Subacute Thrombosis

08/01/2008

Gordon E. Pate , MB;

John G. Webb , MD;

Since the advent of percutaneous coronary intervention (PCI), the possibility of sudden and unexpected coronary thrombosis has been a concern. Initially, these concerns were largely related to acute closure occurring during the initial 24...

Since the advent of percutaneous...

08/01/2008

Journal of Invasive Cardiology

Feature

Evaluation of a Balloon Occlusion and Aspiration System for Protection from Distal Embolization During Stenting in Saphenous Vei

08/01/2008

Ulrich Gerckens , MD;

Gerhard Schuler , MD;

Jürgen Schofer , MD;

Eberhard Grube , MD;

Gregg W. Stone , MD, FACC, FSCAI;

John G. Webb , MD;

Horst Sievert , MD, FESC, FACC, FSCAI;

Antonio Colombo , MD;

ABSTRACT: Distal embolization after angioplasty in degenerated saphenous vein grafts (SVGs) results in high rates of periprocedural myonecrosis and mortality. Temporary protection of the distal microcirculation with aspiration of dislodged...

ABSTRACT: Distal embolization...

08/01/2008

Journal of Invasive Cardiology

Feature

An Embolization Containment Device

08/01/2008

Patrick L. Whitlow , MD;

Stephen N. Oesterle , MD;

Motoya Hayase , MD;

John G. Webb , MD;

Renu Virmani , MD, PhD;

Donald S. Baim , MD;

Stephen R. Ramee , MD;

Paul S. Teirstein , MD, FACC;

ABSTRACT: A coaxial catheter system for containment of distal embolization is described. Utilizing a novel 0.014" hypotube with a distal elastomeric occlusion balloon, the PercuSurge GuardWire functions as a guidewire while trapping distal...

ABSTRACT: A coaxial catheter...

08/01/2008

Journal of Invasive Cardiology

Feature

Retrieval and Analysis of Particulate Debris After Saphenous Vein Graft Intervention

08/01/2008

John G. Webb , MD;

Ronald G. Carere , MD;

Renu Virmani , MD, PhD;

Donald S. Baim , MD;

Paul S. Teirstein , MD, FACC;

Patrick L. Whitlow , MD;

Colleen McQueen , RN;

Frank D. Kolodgie , PhD;

Elizabeth Buller , RN;

Arthur Dodek , MD;

G.B. John Mancini , MD;

Stephen N. Oesterle , MD;

ABSTRACT: Objectives. This study was designed to evaluate the composition and quantity of particulate debris resulting from vein graft intervention. Background. Distal embolization and “no reflow” are frequent and important complications...

ABSTRACT: Objectives. This study...

08/01/2008

Journal of Invasive Cardiology

Original Contribution

Initial Experience with a Novel Coronary Rinsing and Thrombectomy System: ‚ÄúRinspiration‚Äù

08/01/2008

Bruce McManus , MD;

Gordon E. Pate , MB;

John G. Webb , MD;

G.B. John Mancini , MD;

Mitchell W. Krucoff , MD;

Mann Chandavimol , MD;

Jaap N. Hamburger , MD;

Percutaneous coronary intervention (PCI) plays a prominent role in the management of acute myocardial infarction (MI). However intracoronary thrombus often contributes to suboptimal angiographic results, morbidity and mortality.1 Approaches...

Percutaneous coronary...

08/01/2008

Journal of Invasive Cardiology

Extensive Thrombus of Distal Anastomosis of Saphenous
Vein Graft

08/01/2008

Larry J. Diaz-Sandoval , MD;

John G. Webb , MD;

Ik-Kyung Jang , MD, PhD;

James P. Zidar , MD;

Javier Martín de la Torre , MD;

Rosana Hernandez-Antolin , MD, PhD;

David R. Ramsdale , FRCP, MD, BSc, MBChB;

Dominick J. Angiolillo , MD, PhD;

Case Report. The patient was a 76-year-old male with the cardiovascular risk factors of hypertension and hyperlipidemia. His cardiovascular history began in April 2000, with a myocardial infraction (MI) of the anteroseptal wall; although, he...

Case Report. The patient was a...

08/01/2008

Journal of Invasive Cardiology

Letters to the Editor

Nickel Allergy: Lack of Correlation Between Systemic TH1 Immune Response and Skin Patch Testing

08/01/2008

Gordon E. Pate , MB;

Vivian Wu ;

John G. Webb , MD;

Dear Editor, We read with interest the article in the November 2004 issue concerning nickel allergy in a case where an atrial septal defect was being closed.1 To test whether a patient reporting nickel allergy was sensitive to a device, they...

Dear Editor, We read with...

08/01/2008

Journal of Invasive Cardiology

Commentary

Ameliorating Contrast-Induced Nephropathy

08/01/2008

Krishna Ramanathan , MD;

John G. Webb , MD;

As the trend continues towards catheter-based management of cardiovascular disorders, increasing numbers of patients are at risk of developing contrast-induced nephropathy. Development of nephropathy impacts hospital stay, medical care costs,...

As the trend continues towards...

08/01/2008

Journal of Invasive Cardiology

Commentary

Coronary Collaterals and Their Assessment

08/01/2008

John G. Webb , MD;

S.K. Chugh , MD;

Evidence suggests that collateralization may be impaired in diabetics.1,2 This issue of the Journal provides interesting new support for these data.3 The factors responsible for deficient collateral development in diabetes are incompletely...

Evidence suggests that...

08/01/2008

Journal of Invasive Cardiology