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US006790197B2
(12) United States Patent ao) Patent No.: us 6,790,197 B2
Kosinski et al. (45) Date of Patent: Sep. 14,2004
(21) Appl. No.: 10/254,264
(22) Filed: Sep. 25, 2002
(65) Prior Publication Data
US 2004/0059300 Al Mar. 25, 2004
(51) Int. CI. A61M 5 00
(52) U.S. CI 604/110; 604/218; 604/222
(58) Field of Search 604/110, 210,
604/181, 187, 218-222, 239-243, 224,
236, 238
(56) References Cited
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4,731,068 A 3/1988 Hesse 604/110
4,758,232 A 7/1988 Chak 604/220
4.781.683 A 11/1988 Wozniak et al 604/110
4.781.684 A 11/1988 Trenner 604/110
4,826,483 A 5/1989 Molnar, IV 604/110
