(12) UIllt€d States Patent (10) Patent No.: US 8,070,670 B2 Deem et al. (45) Date of Patent: Dec. 6, 2011 (54) METHODS AND DEVICES FOR LUMINAL 4,024,855 A * 5/1977 Bucalo .......................... .. 600/30 AND SPHINCTER AUGMENTATION 4,643,169 A 2/1987 KOSS at a1~ 4,978,323 A 12/1990 Freedman >I< (75) Inventors: Mark E. Deem, Mountain VieW, CA 2 :f,Z11etal' """""" " 600/30 (US); Hanson s. Gifford, III, Woodside, 5j509j888 A 4/1996 Miller CA (US); Bernard Andreas, RedWood 6,234,973 B1 * 5/2001 Meador et al. .. 600/486 City, CA (US); Sunmi Chew, San Jose, 6,348,033 B1 * 2/2002 Catlett ~~~~~~~~~~~~~~~~~~~~~~~~~~ ~~ 600/15 CA (US); Ron French, Santa Clara, CA 2’2‘i‘f’§3§ El 4 “$885 Eiiiiiilpooi 4 ii 623/4 1 Doug Sutton: Pacificas 6,604,529 B2 8/2003 Kim ' iiiiiiiii H i _ _ 6,730,014 B2 5/2004 Wilk (73) Ass1gnee: ;1£(J)§2)1x Medical, Inc., Maple Grove, MN 7,468,060 B2 12/2008 Utley et al‘ 2002/0028979 A1 3/2002 Silverman et al. 2002/0091295 A1 7/2002 Wilk ( * ) Notice: Subject to any disclaimer, the term of this 2003/0139808 A1 7/2003 Shahinpoor et al. patent is extended or adjusted under 35 2003/0153806 A1 8/2003 Miller ug er et a . U80 1546,) by 0 days‘ 2004/0147801 A1 7/2004 K 1 1 21 A 1 N 11/560 776 FOREIGN PATENT DOCUMENTS ( ) pp‘ 0'' ’ DE 3011742 10/1981 (22) Filed: Nov. 16,2006 8% Al JP 58-8323 U 1/1983 (65) Prior Publication Data W0 WO 98/56302 12/1998 WO WO 01/26588 A2 4/2001 US 2007/0129597 A1 Jun. 7, 2007 W0 WO 02/11696 A2 2/2002 Related U.S. Application Data * Cited by examiner (63) Continuation of application No. 10/612,325, filed on Jul_ 1, 2003, now Pat~ NO_ 7,175,589~ Primary Examiner 4 Charles A Marmor, 11 (60) Provisional applicationNo. 60/393,624, filed on Jul. 2, Assistant Examiner * Christine Hopkins - ttorn , ent, or lrm * o es ra ; e re 2002 74 A eyAg F‘ Rp &G yLLPJff y H. Ingerman (51) Int. Cl. A61F 2/02 (2006.01) (52) U.S. Cl. ....................................................... .. 600/30 (57) ABSTRACT (58) Field of Classification Search .. .. 600/29432, _ _ _ _ 600/12, 9, 37; 128/885, 899’ 897; 623/4_1 Dev1ces andmethods for augment1ng or otherW1se enhanc1ng See application file for Complete Search history closure of body lumens comprise magnetic or magnetizable components or particles Which are implanted in the Wall of the e erences rte umen. ema et e sexerte t ecom onents or ar56 Rf C' d 1 Th gn fild dbyh p p
ticles act to close the body lumen With a desired force. U.S. PATENT DOCUMENTS
