US 12,121,238 B2
Expansile member
Hideo Morita, Aliso Viejo, CA (US); Greg Bak-Boychuk, Aliso Viejo, CA (US); Arnold Tuason, Aliso Viejo, CA (US); Matthew J. Fitz, Aliso Viejo, CA (US); and George R. Greene, Jr., Aliso Viejo, CA (US)
Assigned to MicroVention, Inc., Aliso Viejo, CA (US)
Filed by MicroVention, Inc., Aliso Viejo, CA (US)
Filed on Aug. 24, 2022, as Appl. No. 17/822,090.
Application 17/822,090 is a continuation of application No. 16/032,688, filed on Jul. 11, 2018, granted, now 11,426,175.
Application 16/032,688 is a continuation of application No. 14/548,209, filed on Nov. 19, 2014, granted, now 10,045,786.
Claims priority of provisional application 61/919,651, filed on Dec. 20, 2013.
Prior Publication US 2022/0401104 A1, Dec. 22, 2022
Int. Cl. A61B 17/12 (2006.01); A61L 31/14 (2006.01); A61M 25/00 (2006.01); A61B 17/00 (2006.01)
CPC A61B 17/1219 (2013.01) [A61B 17/12113 (2013.01); A61B 17/12172 (2013.01); A61L 31/14 (2013.01); A61L 31/145 (2013.01); A61M 25/0082 (2013.01); A61B 2017/00243 (2013.01); A61B 17/00491 (2013.01); A61B 2017/00575 (2013.01); A61B 2017/00606 (2013.01); A61B 2017/00623 (2013.01); A61B 2017/00898 (2013.01); A61B 2017/12054 (2013.01); A61B 17/12186 (2013.01); A61M 2025/0042 (2013.01); A61M 2025/0096 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An occlusive device, comprising:
a sleeve comprising a narrow portion and at least one wide portion, wherein the sleeve comprises a plurality of cells between an interior of the sleeve and an exterior surface of the sleeve; and
an expansile material within the interior of the sleeve;
wherein in a first configuration, the expansile material is unexpanded and positioned entirely within the interior of the sleeve and bonded to a surface within the sleeve,
wherein in the first configuration, the expansile material fills less than an entire space within the interior of the sleeve; and,
wherein in a second configuration, the expansile material at least partially expands out of the plurality of cells of the sleeve.