US 11,786,704 B2
Radiopaque balloon catheter and guidewire to facilitate alignment
Corey E. Stapleton, Gilbert, AZ (US); and Anne Hammond Cadillo, Tempe, AZ (US)
Assigned to CLEARSTREAM TECHNOLOGIES LIMITED, Enniscorthy (IE)
Filed by CLEARSTREAM TECHNOLOGIES LIMITED, Enniscorthy (IE)
Filed on Mar. 15, 2021, as Appl. No. 17/201,382.
Application 17/201,382 is a division of application No. 16/140,003, filed on Sep. 24, 2018, granted, now 10,980,982.
Application 16/140,003 is a continuation of application No. 14/758,614, granted, now 10,080,873, previously published as PCT/IB2013/003069, filed on Dec. 31, 2013.
Claims priority of provisional application 61/747,422, filed on Dec. 31, 2012.
Prior Publication US 2021/0220622 A1, Jul. 22, 2021
Int. Cl. A61M 25/09 (2006.01); A61M 25/10 (2013.01); A61M 25/01 (2006.01); A61B 90/00 (2016.01)
CPC A61M 25/09 (2013.01) [A61M 25/10 (2013.01); A61M 25/1034 (2013.01); A61B 2090/0811 (2016.02); A61B 2090/3966 (2016.02); A61M 25/0108 (2013.01); A61M 2025/09166 (2013.01); A61M 2025/105 (2013.01); A61M 2025/1079 (2013.01); Y10T 29/49002 (2015.01)] 9 Claims
OG exemplary drawing
 
1. An apparatus for treating a treatment area in a vasculature, comprising:
a first catheter having a first balloon including one or more balloon radiopaque markings on an inflatable portion of the first balloon; and
a guidewire adapted for guiding the first catheter to a location in the vasculature, the guidewire having a plurality of radiopaque guidewire markings, including a first radiopaque marking having a first length and a second radiopaque marking having a second length different from the first length.