US 11,938,287 B2
Drug-coated balloon catheters for body lumens
Lixiao Wang, Henderson, NV (US); Peter Barnett, Shakopee, MN (US); and David Hendrickson, Coon Rapids, MN (US)
Assigned to Urotronic, Inc., Plymouth, MN (US)
Filed by Urotronic, Inc., Plymouth, MN (US)
Filed on Sep. 14, 2022, as Appl. No. 17/944,259.
Application 17/944,259 is a continuation of application No. 17/080,114, filed on Oct. 26, 2020, granted, now 11,471,656.
Application 17/080,114 is a continuation of application No. 16/135,472, filed on Sep. 19, 2018, granted, now 10,881,839.
Application 16/135,472 is a continuation in part of application No. PCT/US2018/031083, filed on May 4, 2018.
Application 16/135,472 is a continuation in part of application No. 15/568,614, granted, now 10,888,640, previously published as PCT/US2016/028652, filed on Apr. 21, 2016.
Application 16/135,472 is a continuation in part of application No. 14/438,327, granted, now 10,668,188, previously published as PCT/US2013/064842, filed on Oct. 14, 2013.
Claims priority of provisional application 62/502,212, filed on May 5, 2017.
Claims priority of provisional application 62/152,559, filed on Apr. 24, 2015.
Claims priority of provisional application 61/795,790, filed on Oct. 26, 2012.
Prior Publication US 2023/0001163 A1, Jan. 5, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A61M 25/10 (2013.01); A61B 1/00 (2006.01); A61B 1/307 (2006.01); A61L 29/06 (2006.01); A61L 29/08 (2006.01); A61L 29/16 (2006.01); A61M 25/00 (2006.01)
CPC A61M 25/1002 (2013.01) [A61L 29/06 (2013.01); A61L 29/08 (2013.01); A61L 29/085 (2013.01); A61L 29/16 (2013.01); A61B 1/00082 (2013.01); A61B 1/307 (2013.01); A61L 2300/416 (2013.01); A61L 2300/426 (2013.01); A61M 2025/0081 (2013.01); A61M 25/10185 (2013.11); A61M 2025/105 (2013.01); A61M 2025/1059 (2013.01); A61M 2025/1075 (2013.01); A61M 2202/0488 (2013.01); A61M 2205/0205 (2013.01); A61M 2210/0681 (2013.01); A61M 2210/105 (2013.01); A61M 2210/1085 (2013.01); A61M 2210/1096 (2013.01); A61M 2210/166 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A balloon catheter comprising:
an elongated balloon comprising at least one neck section, the balloon comprising a first main section and a second main section on opposite sides of the neck section;
wherein the first main section and second main section have a main diameter when the balloon is inflated, the at least one neck section comprises an inflated diameter that is smaller than the inflated main diameter of the first and second sections, the inflated diameter of the neck section is the smallest diameter of the balloon catheter between the first main section and the second main section when the balloon is inflated.