X0201 4 2004-04-22 0 0000886046 ARROW INTERNATIONAL INC arr$5las 0001112251 NICKEL THOMAS D 2400 BERNVILLE RD P.O. BOX 12888 READING PA 19612 0 1 0 0 VP Regulatory Affairs/Quality Common Stock 2004-04-22 4 M 0 5446 18.365 A 16983.57 D Common Stock 2004-04-22 4 M 0 554 18.365 A 11537.57 D Common Stock 2004-04-22 4 S 0 6000 29.99 D 10983.57 D Stock Options (Right to Buy) 18.365 2004-04-22 4 M 0 6000 18.365 D 2002-09-10 2011-09-10 Common Stock 6000 0 D Includes 184 shares contributed by the Company to the reporting person's account under the Company's 401 (k) Plan since the reporting person's last Form 4 was filed. /s/ Thomas Nickel 2004-04-23