EP MedSystems Invites You to Join Its Second Quarter Conference Call on August 5, 2004

WEST BERLIN, N.J.--(BUSINESS WIRE)--July 26, 2004--EP MedSystems, Inc. (Nasdaq:EPMD - News) invites you to participate in a teleconference call to discuss second quarter results on Thursday, August 5th at 4:30 p.m. EDT (1:30 p.m. PDT). Reinhard Schmidt, President and CEO, and David Jenkins, Chairman, will host the call. The teleconference will also be webcast.

• What: EP MedSystems Fiscal Second Quarter Earnings Release
• When: August 5, 2004, 4:30 p.m. EDT
• Where: www.epmedsytems.com in the Investor Relations area of the site or by going to http://www.mkr-group.com.
• How: To listen to the live webcast -- Simply log onto the Web at either of the addresses above and click on the conference call icon. To access the live Conference Call, Dial: 800-374-0565. Participants are asked to call the assigned number approximately 10 minutes before the conference call begins.
• Contact: Charles Messman or Todd Kehrli, MKR Group 818-556-3700

A replay of the conference call will be available two hours after the call for the five days following the call by dialing 800-642-1687 and entering the following pass code: 8850615. Also, an instant replay of the conference call will be available over the Internet at www.epmedsytems.com in the Investor Relations area of the Web site or by going to http://www.mkr-group.com.

About EP MedSystems:
EP MedSystems develops and markets cardiac electrophysiology ("EP") products used to diagnose and treat certain cardiac rhythm disorders. The Company's EP product line includes the EP-WorkMate® Electrophysiology Workstation with RPM(TM) Real-time Position Management(TM) navigation technology, the EP-4(TM) Computerized Cardiac Stimulator, fixed and deflectable diagnostic electrophysiology catheters and related disposable supplies, the ALERT® System and ALERT family of internal cardioversion catheters, and the ViewMate® intracardiac ultrasound catheter imaging. For more information, visit our Website at www.epmedsystems.com.

For Further Information Contact:

EP MedSystems, Inc.
Matthew C. Hill
(856)753-8533

Investor Relations Firm:
MKR Group, LLC
Charles Messman, Todd Kehrli
(818)556-3700