US 9,808,564 B2
Systems for establishing supplemental blood flow in the circulatory system
Robert C. Farnan, Fort Lauderdale, FL (US); Oliver Marseille, Aachen (DE); and Wolfgang Kerkhoffs, Aachen (DE)
Assigned to CircuLite, Inc., Teaneck, NJ (US)
Filed by CircuLite, Inc., Teaneck, NJ (US)
Filed on Dec. 28, 2016, as Appl. No. 15/392,528.
Application 13/022,105 is a division of application No. 11/846,839, filed on Aug. 29, 2007, granted, now 7,905,823, issued on Mar. 15, 2011.
Application 15/392,528 is a continuation of application No. 13/022,105, filed on Feb. 7, 2011, granted, now 9,566,375.
Application 11/846,839 is a continuation in part of application No. PCT/US2007/076956, filed on Aug. 28, 2007.
Claims priority of provisional application 60/823,971, filed on Aug. 30, 2006.
Prior Publication US 2017/0106130 A1, Apr. 20, 2017
This patent is subject to a terminal disclaimer.
Int. Cl. A61M 1/10 (2006.01); A61M 1/12 (2006.01); A61M 25/04 (2006.01); A61M 25/06 (2006.01); A61B 17/34 (2006.01); A61M 25/09 (2006.01)
CPC A61M 1/122 (2014.02) [A61B 17/3415 (2013.01); A61M 25/04 (2013.01); A61M 25/0662 (2013.01); A61M 25/09 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A system for inserting a cannula through heart tissue comprising:
a cannula having a lumen; and
an insertion device configured to be received within the lumen of the cannula to facilitate insertion of a portion of the cannula through the heart tissue, wherein the insertion device includes:
a shaft having proximal and distal end portions and a guide wire lumen configured to receive a guide wire;
a tip connected to the distal end portion of the shaft, the tip being configured for insertion through the heart tissue; and
an expandable member coupled to the distal end portion of the shaft, the expandable member being movable between a first configuration wherein the expandable member is disengaged with the cannula, and a second configuration wherein the expandable member is releasably secured to the cannula, and wherein the guide wire lumen extends through the tip and the expandable member.