US 11,986,607 B2
Catheter structure with improved support and related systems, methods, and devices
William Norman, Columbia Heights, MN (US); Fernando Di Caprio, St. Paul, MN (US); and Gianfranco Panarello, Mount Royal (CA)
Assigned to QXMedical, LLC, Roseville, MN (US)
Filed by QXMedical, LLC, Roseville, MN (US)
Filed on Dec. 21, 2018, as Appl. No. 16/230,288.
Application 16/230,288 is a continuation in part of application No. 15/281,345, filed on Sep. 30, 2016, granted, now 10,780,247.
Claims priority of provisional application 62/235,751, filed on Oct. 1, 2015.
Prior Publication US 2019/0117938 A1, Apr. 25, 2019
Int. Cl. A61M 25/01 (2006.01); A61M 25/00 (2006.01); A61M 25/06 (2006.01)
CPC A61M 25/0147 (2013.01) [A61M 25/0045 (2013.01); A61M 25/0052 (2013.01); A61M 25/0054 (2013.01); A61M 25/0662 (2013.01); A61M 2025/0004 (2013.01); A61M 2025/0046 (2013.01); A61M 2025/0047 (2013.01); A61M 2025/0062 (2013.01); A61M 25/0108 (2013.01); A61M 2025/0175 (2013.01)] 34 Claims
OG exemplary drawing
 
1. A catheter comprising:
(a) a distal tube comprising a tubular wall and a tube lumen defined within the tube by the tubular wall; and
(b) a proximal shaft operably coupled to a proximal portion of the distal tube, the proximal shaft comprising:
(i) a first elongate member;
(ii) a second elongate member; and
(iii) at least two bindings formed between outer surfaces of the first and second elongate members, wherein the at least two bindings are spaced from each other and disposed along an entire length of the proximal shaft,
wherein the first and second elongate members are configured to extend distally into a portion of the distal tube,
wherein the first and second elongate members and the at least two bindings are configured to provide torque transmission to the distal tube via the proximal shaft.