Orthopaedics: Watch a minimally invasive computer assisted, total knee replacement surgery from Tampa General Hospital. The procedure cuts less or no muscle, offering the patient the potential for fast recovery. Live 4:00 PM EDT (20:00 UTC)

Vascular: Join physicians from Memorial Hermann Heart & Vascular Institute as they present an innovative non-surgical treatment of peripheral arterial disease using CryoPlasty® Therapy. Live 5:30 PM CDT (22:30 UTC)

Endovascular: Surgeons from St. Franziskus-Hospital in Muenster, Germany will demonstrate the repair of a thoracic aortic aneurysm (TAA) with the Cook Zenith® TX2 ™ Endovascular Graft, featuring the TX2's new Z-Trak Plus introduction system. Live 17:00 C

Heart Surgery: Discuss the latest clinical trials available for treating valve disease with panelist from NewYork-Presbyterian Hospital/Columbia University Medical Center.The panel will discuss the EVEREST II trial.

Pediatrics: Children's Hospital of Pittsburgh will do a live grand rounds lecture on Diagnostic Medicine entitled Back to the Future-With Apologies to Sir William Osler. This lecture will be presented by Basil J. Zitelli MD.

Hip Replacement: On April 17, 2007, 5pm EDT, Wake Forest University Baptist Medical Center surgeons will demonstrate a Birmingham Hip™ Resurfacing procedure. The procedure is a breakthrough in total hip surgery.

Colorectal Surgery: Dr. Conor Delaney,Chief of Colorectal Surgery and his colleagues will be performing a laparoscopic bowel resection. Dr. Delaney and his team are able to reduce surgical trauma by using tiny incisions compared to traditional surgery.

Osteoporosis: Physicians with HealthEast Care System will perform an innovative spine procedure live on the Internet. The physicians will be performing a procedure called kyphoplasty, which treats spinal fractures caused by osteoporosis.

Prosthetic Urology: Coral Gables Hospital, in conjunction with NewYork-Presbyterian Hospital's Department of Urology will host a surgical webcast featuring innovative, minimally invasive penile implant surgery. Join experts at 4:00 PM ET (21:00 UTC)

Retinal Surgery: Surgeons at The Cleveland Clinic Cole Eye Institute, a leader in ophthalmic treatment and research, will demonstrate the latest retinal surgery techniques in a live internet broadcast on May 3rd, 2007 at 12:05 pm EDT.